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Location: US / Remote Workplace: remote About the Company CertiK is the largest blockchain security auditor and provides a comprehensive suite of tools to secure the industry at scale. To date, CertiK has worked with over 4,900 Enterprise clients, secured over $557 billion worth of digital assets, and has detected over 18,000 vulnerabilities in blockchain code. Our clients include leading projects such as OKX, Tether, Ripple, and Pancakeswap. Our investors include top VCs like Tiger Global, Coatue Management, Shunwei Capital and Hillhouse Capital as well as industry leaders like Coinbase Ventures and Binance. About the Role  We are seeking a Junior Blockchain Security Engineer with a strong security mindset and foundational technical expertise across smart contracts, blockchain nodes, and decentralized infrastructure. In this role, you will support Web3 projects by assisting in code audits, contributing to security tools, and conducting research under guidance. If you are eager to grow your career in blockchain security and passionate about securing decentralized technologies, we’d love to hear from you. Responsibilities Audit and review codebases for smart contracts, blockchain protocols, and decentralized applications (dApps) to identify and remediate vulnerabilities. Conduct guided security research, explore new attack vectors, and deliver actionable insights. Contribute to the design, development, and maintenance of internal security tools and frameworks. Support improvements to internal processes, methodologies, and service offerings, ensuring high-quality delivery for clients. Requirements Bachelor’s, Master’s, or PhD in Mathematics, Computer Science, or Information Security. At least 1 years of hands-on experience with blockchain technologies, including: Smart contracts (EVM chains, Solana, Move, etc.), Blockchain protocols (nodes, SDKs, Cosmos, etc.) Experience in threat modeling, risk assessment, and security analysis. Proficiency in one or more programming languages: Rust, Go, Solidity, Python, etc. Passion for Cryptocurrency, DeFi, and Blockchain technologies. Preferred Qualifications Solid academic or practical background in Mathematics, Cryptography, or Cybersecurity. Demonstrated experience conducting audits and collaborating with leading Web3 protocols. Recognized achievements such as published CVEs, or strong placements in Attackathons, Bug Bounties, or Audit Contests. Compensation Target annual salary for this role performed in the US is $102,000 - $180,000. The exact compensation at which this job is filled will be determined by the skills and experience of qualified candidates. CertiK accepts applications for this position on an ongoing basis. CertiK is proud to offer medical, vision, and dental insurance, 401(k) plan with company matching, life and accidental death and dismemberment insurance, HSA (with high deductible plan), FSA, and other benefits to all full-time employees, along with flexible paid time off and holidays. CertiK also offers a variable commission program for business development sales roles.  In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. CertiK is proud to be an equal opportunity employer. We will not discriminate against any applicant or employee on the basis of age, race, color, creed, religion, sex, sexual orientation, gender, gender identity or expression, medical condition, national origin, ancestry, citizenship, marital status or civil partnership/union status, physical or mental disability, pregnancy, childbirth, genetic information, military and veteran status, or any other basis prohibited by applicable federal, state or local law.  CertiK will consider for employment qualified applicants with criminal histories in a manner consistent with local and federal requirements. https://www.eeoc.gov/sites/default/files/migrated_files/employers/poster_screen_reader_optimized.pdf  All CertiK employees are expected to actively support diversity on their teams, and in the Company.

Location: Singapore, Singapore OKX will be prioritising applicants who have a current right to work in Singapore, and do not require OKX's sponsorship of a visa About OKX At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me, Do the Right Thing, and Get Things Done. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About the Opportunity Join our Retail Trading team and you will be working alongside a high-performing team to deliver comprehensive and timely market information to millions of retail users. You will leverage your expertise to design and build easy-to-use applications with distinguishable precision, speed, and insights. In this role, you’ll also contribute to the evolution of our architectural foundations, ensuring that our solutions remain reliable, scalable, and adaptable in a rapidly evolving market. What You’ll Be Doing Design, develop, and maintain high-quality backend systems for market analysis in a fast-paced, dynamic environment. Collaborate closely with product managers, frontend engineers, and infrastructure teams to deliver scalable and efficient solutions. Continuously improve system reliability, scalability, and maintainability through thoughtful design and engineering best practices. Actively participate in code reviews, architecture design discussions, and technical planning sessions. Contribute to team culture by sharing knowledge, writing documentation, and mentoring other engineers. What We Look For In You 10+ years of backend development experience in internet-scale environments, with strong system design and engineering capabilities. Proficient in Java, with solid computer science fundamentals and a commitment to clean, maintainable code with strong attention to code quality, with an emphasis on readability, scalability, and maintainability. Experience designing and leading the development of complex, consumer-facing systems. Background in building internet-scale growth or operations platforms (e.g., content operations, user engagement, or growth automation systems). Familiar with mainstream middleware and infrastructure components such as MySQL, Kafka, Elasticsearch, and Redis. Experienced in microservices architecture design and knowledgeable about service governance frameworks (e.g., Nacos, Sentinel, Gateway) and containerization technologies (e.g., Docker, Kubernetes). Strong understanding of multithreading, network models, and JVM memory architecture. Nice to Haves Product-minded, with the ability to assess value and prioritize from a user's perspective. Highly self-motivated, curious, and growth-oriented. Strong alignment with company values and a willingness to lead by example. A genuine interest in the cryptocurrency industry and belief in its long-term potential. Perks & Benefits Competitive total compensation package L&D programs and Education subsidy for employees' growth and development Various team building programs and company events Wellness and meal allowances Comprehensive healthcare schemes for employees and dependants More that we love to tell you along the process! #LI-ML1 #LI-ONSITE Notice: All official OKX vacancies are published on this website. While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. If in doubt, please apply directly through our official careers website. Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX 's Candidate Privacy Notice .

Location: Russia Job description: We are seeking a highly skilled Senior Network Engineer with 5+ years of experience in designing, implementing, and maintaining complex network infrastructures. The ideal candidate will have deep expertise in traditional networking as well as cloud networking, with a strong focus on Amazon Web Services (AWS) . You will play a critical role in optimizing and securing our hybrid cloud infrastructure while ensuring high availability, scalability, and performance. About the company CXM Group, a global leader in the FX and CFD industry since 2015, is redefining the trading experience. Our mission is to empower traders with advanced tools, exceptional resources, and unparalleled market conditions across several asset classes including forex, indices, shares, metals, commodities and cryptocurrencies. Key Responsibilities: Design, implement, and manage enterprise-level network solutions across on-prem and cloud environments. Architect and maintain secure and scalable network infrastructure on AWS (e.g., VPCs, Transit Gateway, Direct Connect, VPN, Route 53, NACLs, Security Groups). Monitor network performance and troubleshoot network issues and outages. Automate network tasks using scripting and infrastructure-as-code (e.g., CloudFormation, Terraform ). Collaborate with DevOps, Security, and Cloud Engineering teams to ensure best practices and compliance. Lead network-related projects and mentor junior engineers. Document network configurations, processes, and updates in detail. Manage network-related tools (firewalls, load balancers, monitoring systems, etc.). Stay current on new technologies and recommend improvements to support business goals. Requirements 5+ years of hands-on experience in network engineering roles. Strong understanding of core networking concepts: routing, switching, firewalls, DNS, DHCP, TCP/IP, etc. Deep knowledge of AWS networking services : VPC, Subnets, NAT Gateway, Route Tables, Security Groups, Direct Connect, Transit Gateway, etc. Experience with cloud-native security and connectivity patterns . Familiarity with network monitoring tools (e.g., CloudWatch, SolarWinds, Nagios). Experience with automation and scripting (Python, Bash, or similar). Hands-on experience with infrastructure as code tools like Terraform or AWS CloudFormation. Knowledge of load balancing technologies (e.g., ELB/ALB/NLB). Strong problem-solving and analytical skills. Excellent written and verbal communication skills. Preferred Qualifications: Experience with hybrid cloud or multi-cloud networking environments. AWS Certified Advanced Networking – Specialty or other relevant AWS certifications. Familiarity with containerized environments (e.g., Kubernetes, ECS) and their networking components. Knowledge of SD-WAN technologies and principles. Experience in regulated industries (finance, healthcare, etc.) is a plus. Benefits Work on cutting-edge networking projects in cloud-native environments. Collaborate with a talented and passionate team. Competitive compensation and benefits. Flexible work environment.

Location: Remote - Anywhere Who We Are: Alpaca is a US-headquartered, global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, 24/5 trading, and more. Amongst our subsidiaries, Alpaca is a licensed financial services company, serving hundreds of financial institutions across 40 countries with our institutional-grade APIs. This includes broker-dealers, investment advisors, wealth managers, hedge funds, and crypto exchanges, totalling over 10 million brokerage accounts. Our global team is a diverse group of experienced engineers, traders, and brokerage professionals who are working to achieve our mission of opening financial services to everyone on the planet. We're deeply committed to open-source contributions and fostering a vibrant community, continuously enhancing our award-winning, developer-friendly API and the robust infrastructure behind it. Alpaca is proudly backed by $400 million in funding from top-tier global investors including Portage Ventures, Spark Capital, Tribe Capital, Social Leverage, Horizons Ventures, Opera Tech Ventures, SBI Group, Derayah Financial, Unbound, Peak XV, Elefund, and Y Combinator. Our Team Members: We're a dynamic team of 400+ globally distributed members who thrive working from our favorite places around the world, with teammates spanning the USA, Canada, Japan, Hungary, Nigeria, Brazil, the UK, and beyond! We're searching for passionate individuals eager to contribute to Alpaca's rapid growth. If you align with our core values—Stay Curious, Have Empathy, and Be Accountable—and are ready to make a significant impact, we encourage you to apply. Your Role: The  Alpaca Crypto team  is a 100% distributed and remote team.  This role will report directly to the Global Director of Crypto Operations. Things You Get To Do: Primary responsibility for the daily monitoring and surveillance of all customer activity Primary responsibility for daily operational tasks including trading, new accounts, and cash management functions; Cryptocurrency trading executions and exceptions (errors, corrections, etc.) Assist with customer onboarding, including KYC and account approval Review of general ledger accounts, identify and reconcile account discrepancies Support the Anti-Money Laundering Program and investigations that result from suspected suspicious activity Proactively drive impactful changes across workflows, policies and tools Clearly communicate with internal and external partners in an effective, tactical, and insightful manner Ad hoc duties and projects as assigned Global remote location, core time around 9am to 5pm PT (working hours: 8 hours per day, holidays follow the US market holidays) Who You Are (Must-Haves): Excited about what Alpaca is building!! 3+ years of relevant experience in a broker-dealer, financial services, trading or cryptocurrency operations role Bachelor's degree or equivalent experience Familiarity with cryptocurrency, or strong desire to learn Work effectively and supportively within a team environment as well as work independently Strong attention to detail and problem-solving skills, with the ability to thrive in a fast-paced environment Must possess the ability to adapt to a rapidly changing business and regulatory environment Enjoys challenges and taking ownership of new responsibilities Inspired by Alpaca’s mission and enthusiastic about supporting our customer base and growing the platform Who You Might Be ( Nice-to-Haves): Startup mindset for a fast paced, high growth environment Familiarity or interest in: FinTech, financial markets, cryptocurrencies, investing applications How We Take Care of You: Competitive Salary & Stock Options Health Benefits New Hire Home-Office Setup: One-time USD $500 Monthly Stipend: USD $150 per month via a Brex Card Alpaca is proud to be an equal opportunity workplace dedicated to pursuing and hiring a diverse workforce. Recruitment Privacy Policy

Location: Mexico City, Mexico; Santiago, Chile; Panama; São Paulo, Brazil; Montevideo, Uruguay; Bogota, Colombia Workplace: remote At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Business Analyst (Pre-Sales & Delivery) to join one of our clients' teams. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you. We are seeking a highly experienced and skilled Business Analyst to lead our pre-sales efforts and play a crucial role in project delivery. This role focuses on managing the pre-sales cycle, including requirements analysis, solution design, proposal development, client negotiations, and successful deal closure. Post-sale, the Business Analyst will act as the Single Point of Contact (SPOC) between the client and project team, ensuring smooth execution, client training, and project success. The ideal candidate will have at least 7 years of experience as a Developer Lead, Business Analyst, Project Coordinator, or Project Manager , with at least 3 years in the U.S. market . A strong understanding of the Software Development Lifecycle (SDLC) , especially in custom application development on cloud platforms , is essential. Expertise in AI, ML, and Blockchain technologies is highly valued. Strong leadership in pre-sales and project delivery, coupled with an agile mindset and excellent communication skills, is key to success in this role. Key Responsibilities: Pre-Sales Activities: Requirements Analysis: Engage with clients to understand business needs, technical challenges, and strategic objectives. Documentation: Develop Business Requirements Specifications (BRS), System Requirements Specifications (SRS), UML diagrams, and solution architecture documents. Solution Design: Collaborate with sales and technical teams to craft tailored solutions using cloud technologies, AI, ML, and Blockchain. Solution Presentation & Demonstration: Lead presentations and demonstrations of proposed solutions, showcasing business and technical value. Proposal Development: Create detailed proposals outlining scope, timelines, deliverables, and pricing. Client Negotiations: Oversee negotiations regarding project scope, pricing, timelines, and deliverables. Sales Target Achievement: Partner with the sales team to meet and exceed pre-sales targets. Post-Sale Activities: Project Handover: Act as SPOC between the client and project team for seamless transition and alignment on deliverables. Project Planning & Documentation: Work with project managers to develop plans, assist in SRS creation, and review project-related documentation. Upselling & Cross-Selling: Identify opportunities for additional services during project execution. Objection Handling: Address client concerns promptly to ensure satisfaction. Phase & Milestone Delivery: Monitor project progress, ensuring timely and successful completion. Client Training: Conduct training sessions to ensure effective solution adoption. Experience: Minimum 7 years in a Developer Lead, Business Analyst, Project Coordinator, or Project Manager role, with 3+ years in the U.S. market . Technical Expertise: Hands-on experience in custom application development, particularly on AWS and Google Cloud . Proficiency in technologies such as Node.js, Python, React.js, Next.js, React Native, Flutter, MySQL, PostgreSQL, MariaDB, DynamoDB, Serverless Architecture, and Microservices . Government Regulations Knowledge: Strong understanding of U.S. Government and State regulations in areas like financial compliance, AML, KYC, digital identity verification, investor verification, payment processing (ACH, Credit Card), cryptocurrency regulations, taxation laws, healthcare, fintech, and privacy laws . SDLC Knowledge: Expertise in Agile methodologies and project management principles. Documentation Skills: Ability to create and manage BRS, SRS, UML diagrams, and solution architecture documentation. Pre-Sales Leadership: Proven success in leading pre-sales efforts and closing deals. Communication & Relationship Building: Strong verbal and written communication skills. Project Management Skills: Experience in Agile environments, ensuring successful project delivery. Preferred: PMP certification or similar project management credentials.

Location: New York Workplace: remote Merkle Science provides blockchain transaction monitoring and intelligence solutions for web3 companies, digital asset service providers, financial institutions, law enforcement and government agencies to detect, investigate and prevent illicit use of cryptocurrencies. Our vision is to make cryptocurrencies safe and provide infrastructure for the safe and compliant growth of cryptocurrencies. Merkle Science is headquartered in New York with offices in Singapore, Bangalore and London. The team has combined experience across Bank of America, Paypal, Luno, Thomson Reuters and Amazon. The company has raised over US$27 MM from SIG, Beco, Republic, DCG, Kenetic, GGV and several others.  What will you do? ·       Key objectives include establishing Merkle Science as a thought leader in the US market and enabling the sales team to meet revenue targets ·       Working closely with the sales team to identify core value proposition and differentiators and creating a strategy to communicate it at scale to potential customers ·       Work across multiple channels to communicate Merkle Science’s value proposition and differentiators in the competitive market. ·       Create sales tools and content such as case studies, videos, website copy and blog posts ·       Collaborate with cross-functional teams for market research, user testing and interviews to discover market opportunities ·       Coordinate closely with product management and engineering teams to determine product roadmap and establish go-to-market strategy for products ·       Establish and iterate on go-to-market strategy to reach revenue targets ·       Will manage his/her own team of designers and marketers. What are we looking for?  o   Fluent in English o   At least 2-4 years of prior marketing / product experience o   Previous compliance/finance/blockchain experience is a big plus  o   Experience in analytical problem solving and quantitative analysis, including development of dashboards and reporting tools o   Ability to lead analyses, track metrics, build strategic insights and find creative ways to optimize performance o    Ability to work in a fast-changing, cross-functional environment, while maintaining an entrepreneurial approach and building rapport with ease. Ability to take complex topics and create compelling narratives for different audiences. o   Excellent project management and stakeholder management skills. o   Professionals hailing from the world's best universities - Tier 1 . ❤️ Well Being, Compensation and Benefits We care about your well-being. Along with excellent health insurance, we offer flexible time off, learning & development initiatives and hours that are designed to provide work/life balance.  We regularly host team-building sessions and encourage discussions around mental health.   We reward talent and believe in acknowledging people for their contributions.  We offer industry-leading compensation, along with generous equity.  As a rapidly growing business, there are endless opportunities to grow your career with Merkle Science.

Location: Remote - Singapore Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join the team as our next New Business Account Executive. About the job As a New Business Account Executive, within our Global Sales organization, you will be responsible for prospecting, solution selling and closing new business opportunities across the entire Twilio platform . In this role, you will be directly responsible for becoming an essential strategic partner to some of the largest and fastest growing enterprise companies..You will drive profitable revenue growth by making multi-product selling the default sales motion. This role is highly cross functional, with deep integration with Specialist Sales, Product Management, Field Marketing, Finance, and Solutions Engineering teams. Responsibilities In this role, you’ll: Be responsible for new customer acquisition across the full Twilio portfolio, while being assigned a quota for iACV (incremental Account Contract Value) Own highly analytical and consultative sales cycles to move past transactional vendor relationships and help customers unlock value seamlessly across our portfolio. Ability to multi-thread Enterprise accounts and comfortable building trusted relationships at all levels and acting as a strategic partner to the C-Suite to drive sustained double-digit growth . Work with customers across assigned verticals and regions  to understand their business and technical requirements, partnering with the Specialist Sales organization to bring deep technical and domain expertise to complex deals. Collaborate with Product Specialists, Value Engineering, and Enterprise Strategists to incubate new solutions and accelerate the adoption of Twilio platform. Work with teams in Finance, Legal, Pricing, Product, and Operations to design mutually beneficial contracts to address customer requirements, while balancing the needs of our business. Simultaneously execute multiple projects and deals while maintaining high performance across shifting priorities. Partner cross functionally with Specialist Sales, services, product, and GTM Strategy & Operations to develop long-range territory strategies and sales plans. Act as the voice of the customer to Twilio’s product and carrier relations teams. Establish yourself as a subject matter expert in the unified communications and data platform industry. Establish yourself as a subject matter expert in the vertical industries you are focused on leveraging deep technical expertise to lead complex, multi-product digital initiatives. Ability to crisply articulate the power of unified GTM organization and how it benefits vertical industry clients by streamlining their strategic relationship with Twilio. Generate and maintain an accurate pipeline and forecast utilizing our CRM, Salesforce Qualifications Twilio values diverse experiences from all kinds of industries, and we encourage everyone who meets the required qualifications to apply. If your career is just starting or hasn't followed a traditional path, don't let that stop you from considering Twilio. We are always looking for people who will bring something new to the table! Required: Demonstrated track record of selling and closing in the cloud communications and customer data platform market, with a focus on driving multi product adoption. Specific requirements: Possess a total of 12 years of full cycle sales experience, with a minimum of 5 years managing or leading quantitative highly analytical products or solutions for their customers. Directly selling technical SaaS or CPaaS or Data platforms while moving beyond transactional sales into strategic partnerships . Experience outbound prospecting and executing a "total account relationship" strategy to drive profitable revenue growth.  Proven track record in consultative technical solution selling, with a focus on conducting deep discovery to translate complex customer pain points into integrated SaaS and API solutions. Comfortable working with both line of business and highly technical leaders, while influencing their understanding of how integrated data and AI drive business value. Analytical account development strategy based on using data to find opportunities and prove value and making multi-product selling the default for every engagement. Demonstrated track record of managing business forecasts and financial models Entrepreneurial mindset with appetite to define process and build programs Record of delivering market driven results, especially to scale and enterprise customers Excellent verbal and written communication skills (English) Bachelor’s Degree or equivalent years of experience Desired: Deep experience working in CPaaS, Data Platforms or global communications platforms. Domain expertise from a highly quantitative industry such as Retail, eCommerce, DevOps, Fintech, Insurance, advertising optimization, banking, or security or Software, SaaS, CPaas or PaaS selling experience. Location This role will be remote, based in Singapore Travel We prioritize connection and opportunities to build relationships with our customers and each other. For this role, More than 30% travel is anticipated to help you connect in-person in a meaningful way. What We Offer There are many benefits to working at Twilio, including, in addition to competitive pay, things like generous time-off, ample parental and wellness leave, healthcare, a retirement savings program, and much more. Offerings vary by location. Twilio thinks big. Do you? We like to solve problems, take initiative, pitch in when needed, and are always up for trying new things. That's why we seek out colleagues who embody our values — something we call Twilio Magic . Additionally, we empower employees to build positive change in their communities by supporting their volunteering and donation efforts. So, if you're ready to unleash your full potential, do your best work, and be the best version of yourself, apply now! If this role isn't what you're looking for, please consider other open positions. . Stay alert to recruitment fraud We care about your safety. Scammers sometimes impersonate Twilio recruiters through fake job postings, emails, websites, or messages. Please ensure you are engaging with an official @ twilio.com email address. We will never ask for payment, gift cards, cryptocurrency, or banking information during the recruiting process. We do not make job offers without a formal interview process or conduct interviews exclusively through text-based messaging apps. . Twilio is proud to be an equal opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law. Qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Additionally, Twilio participates in the E-Verify program in certain locations, as required by law.

Location: Hong Kong, Hong Kong SAR Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About the Team Product managers at OKX are the CEOs of their areas of focus. We develop growth-focused product strategies, manage cost/profitability and then deliver powerful strategies that guide customers through simple transaction workflows. We are building an integrated and beautiful crypto-finance experience for mobile and web. Product managers collaborate across business units and align user research, design and UX writing, brand and marketing, technical project management and engineering, testing, data, compliance and legal teams. We are a multi-cultural and decentralized team with a deep passion for bitcoin, crypto and Defi. We are objective oriented and everyone contributes to data analysis to drive business growth. About the Opportunity As the Product Manager, you will be responsible to discover new markets and revenue opportunities and innovate new products to address the market needs. Act as an internal champion to build consensus and influence senior management for new product ideas. Identify, define, implement and instrument market research, product design, product implementation and product release processes. Define, build and scale OKX's payment systems that powers money movement globally to help our customers gain access to a wide array of crypto assets. The scope of this role includes defining & managing product roadmaps, features including user experience and end to end integration with local & international payment providers while proactively managing the risk associated with your product. Tracking KPIs and driving growth of your product features is at the core of PM’s at OKX, while collaborating with multiple key stakeholders like designers, engineering, legal, risk, compliance, marketing, customer support & finance across the organization and get them aligned on your product roadmap and deliverables. You’ll be joining our growing product team to help define the future of our company and product. If you are an entrepreneurial product leader, who doesn’t hesitate to propose bold ideas and roll up your sleeves to put them into action, this role will be a great fit for you. What You'll Be Doing Be the owner of your payment products (ACH, Cards, Wire, SEPA, FAST, PIX, etc), you truly own it! Define & drive every aspect of your product from developing the roadmap/backlogs/iterations in order to hit your goals & KPIs Outline features, technical integration requirements, work with your squad of product designers, content writers, data analysts and engineers to bring your product to life You verify your squad deliverables, align your customer support teams including all key stakeholders for any feature release/announcements to your retail users Manage your product dashboard by tracking all your product data metrics Drive adoption, usage of your products working closely with marketing, risk teams, keep close eye on customer frictions and voice of customer to optimize your product experience Ensure that there are effective internal tools in place for any new product launch What We Look For In You Product management experience in the payments space with past experience in payments clearing, settlement and fiat custody Visionary for trending and future crypto market needs and payments industry changes Product innovator that can achieve business goals with unique product offering and business models Previous experience designing and building payments systems and understanding of risk management associated with these payment options Entrepreneurial mindset: Experience working in a fast-paced environment with competing resources and priorities. Opinionated and willing to make calls with limited information. Ability to navigate through ambiguity to advocate for resources Excellent written and verbal communications skills; ability to translate strategy into clear and actionable plans for product development, engineering, design and marketing Technical, comfortable with delving into the product, the platform and the implementation details. Able to engage with engineering beyond just product and user experience needs; willing to roll up sleeves and design scalable and extensible solutions Metrics driven with proficiency in identifying, defining, tracking and acting upon metrics Experience identifying KPIs and working with engineering and analytics on instrumentation and monitoring Familiarity with cryptocurrency exchanges and passion for crypto and blockchain innovations Bachelor's degree in Computer Science, Engineering, or a related technical discipline Nice to Haves Past experience working with payments systems or crypto platforms is strongly preferred Perks & Benefits Competitive total compensation package L&D programs and Education subsidy for employees' growth and development Various team building programs and company events Wellness and meal allowances Comprehensive healthcare schemes for employees and dependants More that we love to tell you along the process! Disclaimer: Please note that Hong Kong is a group-level service hub, and OKX does not carry on a business of operating a virtual asset trading platform in Hong Kong. #LI-WWW #LI-ONSITE Notice: All official OKX vacancies are published on this website. While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. If in doubt, please apply directly through our official careers website. Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX 's Candidate Privacy Notice .

Location: San Francisco; New York Workplace: Hybrid About Alchemy Alchemy is the Web3 infrastructure and developer platform that powers millions of users and the world’s most innovative blockchain applications. From enabling $1+ trillion in financial transactions worldwide to scaling L2s and enabling DeFi, Alchemy provides the infrastructure and tools developers need to build reliable, scalable, and accessible experiences. Trusted by companies like JPMorgan, Stripe, Visa, Franklin Templeton, Nike, and backed by a16z, Coatue, Silver Lake, Lightspeed, and Stanford University, Alchemy is building the foundational layer for a decentralized and AI-enabled Web3 ecosystem. For more information, visit alchemy.com http://alchemy.com.   About the Role A once-in-a-generation shift is underway. Global banks, fintechs, and TradFi leaders: JPMorgan, Visa, PayPal, and more, are moving beyond pilots to launch real products on crypto rails. At the same time, the most sophisticated Web3 teams are scaling faster than ever, building the infrastructure for an entirely new financial system. Alchemy sits at the center of both worlds. The trusted infrastructure powering billions of transactions for the builders shaping the future of finance. As a Commercial AE at Alchemy, you will be pushing the entire blockchain industry forward by helping developers and companies accelerate their product development on our infrastructure. You will be responsible for owning the entire sales process and have the opportunity to partner with teammates across the company, including leadership and our founders. This opportunity offers immense growth and learning opportunities as we enter a new and exciting phase of the company!   What You’ll Do - Building and owning the entire sales process, including negotiating and closing contracts, client retention, renewals, upsells and client satisfaction - Engaging with potential customers, understanding their needs, and explaining how the product solves their needs - Reaching out to new leads via various communication channels and getting them excited for an introductory call - Educating cryptocurrency companies about blockchain nodes and how to troubleshoot their infrastructure issues (We have plenty of resources to bring you up to speed) - Tracking, analyzing, and finding ways to improve campaigns and the sales process - Collaborate across our internal business and technology teams to drive the desired business outcomes for our customers - Refine and establish processes to support our business’s evolving needs - Demonstrated ability to develop long-term, trustworthy strategic relationships with senior level executives and technical individuals - Create & articulate compelling value propositions - Own, manage, and report using a CRM: ensure the system is up to date and that all relevant metrics are input - Provide customer feedback to the product and engineering teams and inform product development - Work with support and communicate with customers both pre and post-sales - Maintain a healthy sales pipeline - Respond and communicate quickly with customers - Ensure customer satisfaction   What we’re looking for - Ability to be in office in SF or NYC 3x a week - 4+ years of quota-carrying experience in a client-facing Account Executive role selling SaaS, PaaS, or IaaS offerings to Enterprises and C-level stakeholders - Knowledge and passion for the crypto/blockchain industry - Self-starter attitude and the ability to execute new ideas with autonomy - Strong desire to work in sales at an early-stage startup - Demonstrated success in identifying, developing, negotiating, and closing large-scale technology projects to complex enterprise accounts - Experience driving technology adoption and creating long term transformational account strategies - Ability to operate independently and proactively in an effort to source and progress new business - Proficiency using CRM software, forecasting, and opportunity management - Excellent listening, verbal and written communication skills - Capable of understanding of customer pain points, requirements and correlating potential business to value that can be provided by technical services - Experience managing numerous requests and time demands concurrently   Benefits and Perks 🏥 Medical, Dental, & Vision 💪 Gym Reimbursement 🖥️ Home Office Build-out Budget 🥙 In-Office Group Meals 🚅 Commuter Benefits 🌴 Flexible Time Off 🧘‍♂️ Wellbeing & Mental Health Perks 🧠 Learning & Development Stipend 🌎 Company Sponsored Conferences & Events 💸 HSA and FSA Plans 🧬 Fertility Benefits Alchemy is committed to offering competitive compensation, including base salary as well as equity. Additionally, Alchemy offers comprehensive medical, dental, and vision coverage, as well as other benefits such as 401k and unlimited flexible time off.

Location: Lightning Labs Workplace: Remote We're looking for an experienced systems software engineer versed in applied cryptography, peer-to-peer networks, distributed systems, open source software, and cryptocurrency protocols such as Bitcoin. This role centers around design, implementation, and evolution of the Taproot Assets Protocol [2][3]. Ideal candidates should have a strong fundamental understanding of the core Bitcoin protocol, proposed updates to augment smart contracting functionality, and also widespread application standards such as PSBTs. In addition, and ideal candidate should have a strong passion for Bitcoin and a desire to make using Bitcoin cheap, fast, and simple for everyone. Roles:  - Design and implement core Taproot Assets Protocol (TAP) features and algorithms  - Contribute to mission critical peer-to-peer cryptocurrency daemons written in Go - Collaborate with the greater team on the research and design of future iterations of the Taproot Assets Protocol  - Participate in issue triage and code review of open source contributions to our various repos - Communicate with the wider community and industry about our software and technology Skills:  - Strong engineering background with solid programming skills - Experience in Go desired, C or C++ relevant as well - Thorough understanding of the principles of distributed systems and peer-to-peer networking - Solid engineering practices and processes, such as testing methodology and documentation - Experience with Bitcoin, cryptography, and/or financial software - Prior contributions to crypto protocols and open source software collaboration preferred - Quick learner, geared towards implementation - Eager to develop new skills and willing to take ownership of projects https://github.com/lightninglabs/Check out our Github repos at https://github.com/lightninglabs/taproot-assets https://github.com/lightninglabs/ [1] https://github.com/lightningnetwork/lnd.[1] https://github.com/lightninglabs/taproot-assets [2] https://github.com/lightningnetwork/lnd[2] https://github.com/Roasbeef/bips/blob/bip-tap/bip-tap.mediawiki [3] https://github.com/lightninglabs/neutrino[3] https://lightning.engineering/posts/2023-10-18-taproot-assets-v0.3/

Location: Lightning Labs Workplace: Remote Lightning Labs is seeking to hire a Security Engineer for the ongoing scaling of our growing engineering organization. This is a hands-on role that consists of devising and implementing policies and procedures around best practices in systems security.  The ideal candidate has experience in securing web, Bitcoin, and other public-facing network services, penetration testing, and both automated and manual source code security reviews. Due to the domain in which we work, experience with Bitcoin and the Lightning Network is extremely desirable as is knowledge of the cryptographic aspects involved in this area.  As we are an international organization, experience and comfort working with highly distributed teams is a must.  In addition, the ideal candidate should have a passion for our mission of bringing financial freedom to the world, as well as for Bitcoin as a whole. Although a part of the engineering organization, candidates in this position will work across functional team boundaries to ensure all aspects of the business are appropriately considered and covered by security best practices.   Responsibilities may include but are not limited to: - Designing and deploying active fuzzing, black+white box testing and penetration testing infrastructure for open source and production systems  - Performing security audits and review of both internal production systems as well as open source software which interacts with Bitcoin+Lightning in a security critical manner  - Provide mentorship and guidance to level up your teammates - Creating global security policy, standards, guidelines, and procedures to ensure ongoing maintenance of security - Overseeing security aspects of software release processes and infrastructure - Determining security team requirements for future growth - Developing and ensuring responsiveness of security incident management processes - Performing risk management assessments   Preferred experience:  - At least 5 years prior experience in in systems security - An ability to work with a high impact, fast-moving startup team - Extensive knowledge of operating system and computer architecture internals  - Strong understanding of cryptography, protocol design and adversarial analysis  - Experience in reverse engineering and exploiting of cryptographic protocol (cryptocurrencies like Bitcoin) systems - Extensive expertise with professional software development experience in Go, Rust, C/C++, and/or Java - Experience in security incident response  - Experience in security code review and vulnerability triaging  - Prior experience running an open source facing bug bounty program  - 2+ years management experience or experience as a senior decision maker - Experience working with remote teams - Experience working with Kubernetes and AWS infrastructure - Working knowledge of fundamental Bitcoin and Lightning design principles - Candidates with additional experience are welcome to apply as we are open to adjusting the role accordingly

Location: Remote A one-of-a-kind international company operating on the cutting edge of technology. The company has risen to prominence in the HFT (High-frequency trading) industry in recent years, having built one of the greatest teams of developers and data scientists on the market, including a great machine learning expert and top-level data scientist as the company's founder. Our trading activities span across various platforms worldwide, encompassing both traditional and cryptocurrency markets. We are seeking a Quantitative Researcher . The one who embodies intelligence, calmness, and composure. We have a lot of financial data, robust infrastructure, and a highly skilled professional team. WHAT YOU’LL BE DOING: Operate automated latency-sensitive trading systems Monitor the systems’ executions and open positions Adjust system parameters based on market conditions Suggest automation and improvements to the systems Communicate relevant news, market events, and system behavior to team members Stay current with system functionality WHAT WE LOOK FOR IN YOU: 3+ years of algorithmic trading experience A proven track record in the last 2-3 years Having your own trading strategies/ideas 1+ years experience in Python Performs well in a remote/hybrid team with variable, project-based responsibilities NICE-TO-HAVE: Experience with international HFT companies and hedge funds Performance in any quantitative field or contest (hackathons, Olympiads, academic contests, etc.) WHY SHOULD YOU JOIN OUR TEAM? Great challenges with fast feedback loops A welcoming group of highly qualified international professionals Great corporate culture with internal events and surprising commitment to fostering a supportive and empowering environment Cutting-edge hardware and technology Work remotely from anywhere in the world Access any of our global offices anytime Flexible schedule 40 paid days off Competitive salary and performance-based bonuses

Location: US / Remote Workplace: remote Why Us? CertiK is a pioneer in blockchain security, leveraging best-in-class AI technology to protect and monitor blockchain protocols and smart contracts. Founded in 2018 by professors from Yale University and Columbia University, CertiK’s mission is to secure the web3 world. CertiK applies cutting-edge innovations from academia to enterprise, enabling mission-critical applications to scale with safety and correctness. About the Role The primary responsibility of this role is for CertiK’s security-related services. Intersecting cybersecurity and blockchain, CertiK’s security offerings include security consulting, security reviews, security auditing of smart contracts and blockchains, verification of smart contracts, penetration testing, and more. We are looking to hire someone with a passion for application security and penetration testing. This is a fun and challenging full-time position. If you are excited about hacking, threat modeling, scanning, auditing, designing, and enhancing the security of applications across the board then you will thrive in this role. While you work with clients, we will also provide you with plenty of opportunities to get involved with research and development efforts to help us raise the standards of blockchain security. Responsibilities Perform security assessments on web, mobile, thick client applications, and browser extensions Conduct external and internal network penetration tests Perform security source code reviews Perform cloud security reviews Develop comprehensive pentest reports for both technical and non-technical audiences Research and develop innovative techniques, tools, and methodologies for pentesting applications in the blockchain space Contribute to the community by developing tools, presentations, and blog posts Requirements Passionate about cryptocurrency, DeFi, and blockchain, with a willingness to learn Web3 technologies such as smart contracts Minimum of 4 years of experience in application security and penetration testing Experienced in source code review for different languages, with a strong understanding of JavaScript and TypeScript Experienced in mobile application penetration testing Familiar with cloud platforms and their security risks, such as AWS, Azure, and GCP Experience in programming with scripting languages such as Python and Bash Solid understanding of cryptography BS/MS/PhD in Computer Science or Information Security Strong spoken and written communication skills Bonus Points Experienced in pentesting Web3 applications such as crypto exchanges, wallets, Dapps, and key custodian solutions Experienced in smart contract security audits Familiar with browser extension architecture and security risks Actively participate in the blockchain security community OSCP, OSWE, OSCE, GWAPT, or comparable certification Participated in bug bounty programs and audit contests Published security-related blog posts and spoken at security conferences and/or local meetups About the Company One of the fastest-growing and most trusted companies in blockchain security, CertiK is a true market leader. To date, CertiK has worked with over 3,200 Enterprise clients, secured over $310 billion worth of digital assets, and has detected over 60,000 vulnerabilities in blockchain code. Our clients include leading projects such as Aave, Polygon, Binance Smart Chain, Terra, Yearn, and Chiliz. Investors = Insight Partners, Sequoia, Tiger Global, Coatue Management, Lightspeed, Advent International, SoftBank, Hillhouse Capital, Goldman Sachs, Coinbase Ventures, Binance, Shunwei Capital, IDG Capital, Wing, Legend Star, Danhua Capital and other investors. Compensation Target annual base salary for this role performed in the US is $100,000 - $180,000. The exact compensation at which this job is filled will be determined by the skills and experience of qualified candidates. #LI-Remote #blockchain #startups #hiring CertiK is proud to offer medical, vision, and dental insurance, 401(k) plan with company matching, life and accidental death and dismemberment insurance, HSA (with high deductible plan), FSA, and other benefits to all full-time employees, along with flexible paid time off and holidays. CertiK also offers a variable commission program for business development sales roles.   In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.   CertiK is proud to be an equal opportunity employer. We will not discriminate against any applicant or employee on the basis of age, race, color, creed, religion, sex, sexual orientation, gender, gender identity or expression, medical condition, national origin, ancestry, citizenship, marital status or civil partnership/union status, physical or mental disability, pregnancy, childbirth, genetic information, military and veteran status, or any other basis prohibited by applicable federal, state or local law.   CertiK will consider for employment qualified applicants with criminal histories in a manner consistent with local and federal requirements. https://www.eeoc.gov/sites/default/files/migrated_files/employers/poster_screen_reader_optimized.pdf   All CertiK employees are expected to actively support diversity on their teams, and in the Company.

Location: Lightning Labs Workplace: Remote We're looking for an experienced systems software engineer versed in applied cryptography, peer-to-peer networks, distributed systems, open source software, and cryptocurrency protocols. This includes working on lnd[1] and neutrino[2], conducting novel cryptocurrency research, contributing to the design of BOLT[3] specifications, and helping create the next generation of smart contract applications on Bitcoin. An ideal candidate would have a strong passion for Bitcoin and a desire to make using Bitcoin cheap, fast, and simple for everyone. Roles:  - Design and implement core Lightning Network (LN) protocols and algorithms  - Contribute to mission critical peer-to-peer cryptocurrency daemons written in Go - Collaborate with the greater team on the research and design of future iterations of LN  - Participate in issue triage and code review of open source contributions to our various repos - Communicate with the wider community and industry about our software and technology Skills:  - Strong engineering background with solid programming skills - Experience in Go desired, C or C++ relevant as well - Thorough understanding of the principles of distributed systems and peer-to-peer networking - Solid engineering practices and processes, such as testing methodology and documentation - Experience with Bitcoin, cryptography, and/or financial software - Prior contributions to crypto protocols and open source software collaboration preferred - Quick learner, geared towards implementation - Eager to develop new skills and willing to take ownership of projects https://github.com/lightninglabs/Check out our Github repos at https://github.com/lightningnetwork/lnd and https://github.com/lightninglabs/ https://github.com/lightninglabs/ [1] https://github.com/lightningnetwork/lnd.[1] https://github.com/lightningnetwork/lnd [2] https://github.com/lightningnetwork/lnd[2] https://github.com/lightninglabs/neutrino [3] https://github.com/lightninglabs/neutrino[3] https://github.com/lightningnetwork/lightning-rfc

Location: US / Remote Workplace: remote About the Role: We are seeking a Senior Blockchain Security Engineer with a strong security mindset and deep technical expertise across smart contracts, blockchain nodes, and decentralized infrastructure. You will play a critical role in safeguarding Web3 projects by auditing code, building security tools, and driving research. If you have hands-on experience in Web3 and are passionate about advancing the security of decentralized technologies, we’d love to hear from you. Responsibilities Audit and review codebases for smart contracts, blockchain protocols, and decentralized applications (dApps) to identify and remediate vulnerabilities. Work closely with external blockchain teams to enhance the security of their products by providing expert security consultation and implementing remediation strategies. Conduct independent security research, explore new attack vectors, and deliver actionable insights. Design, develop, and maintain internal security tools and frameworks to strengthen our security services. Continuously improve internal processes, methodologies, and service offerings while ensuring high client satisfaction and long-term partnerships. Requirements Bachelor’s, Master’s, or PhD in Mathematics, Computer Science, or Information Security. Minimum 3 years of professional experience as a Software Engineer, Security Engineer, or in a related role. At least 2 years of hands-on experience with blockchain technologies, including: Smart contracts (EVM chains, Solana, Move, etc.), Blockchain protocols (nodes, SDKs, Cosmos, etc.) Strong expertise in threat modeling, risk assessment, and security analysis. Proficiency in one or more programming languages: Rust, Go, Solidity, Python, etc. Passion for Cryptocurrency, DeFi, and Blockchain technologies. Preferred Qualifications Solid academic or practical background in Mathematics, Cryptography, or Cybersecurity. Demonstrated experience conducting audits and collaborating with leading Web3 protocols. Recognized achievements such as published CVEs, or strong placements in Attackathons, Bug Bounties, or Audit Contests. About the Company CertiK is the largest blockchain security auditor and provides a comprehensive suite of tools to secure the industry at scale. To date, CertiK has worked with over 4,900 Enterprise clients, secured over $557 billion worth of digital assets, and has detected over 18,000 vulnerabilities in blockchain code. Our clients include leading projects such as OKX, Tether, Ripple, and Pancakeswap. Our investors include top VCs like Tiger Global, Coatue Management, Shunwei Capital and Hillhouse Capital as well as industry leaders like Coinbase Ventures and Binance. Investors = Insight Partners, Sequoia, Tiger Global, Coatue Management, Lightspeed, Advent International, SoftBank, Hillhouse Capital, Goldman Sachs, Shunwei Capital, IDG Capital, Wing, Legend Star, Danhua Capital and other investors. About You You’re a self-starter. You believe in tackling the most important problems, even if they are the most difficult problems. You’re comfortable with the unknown and understand that startup life means that you’re going to be wearing multiple hats. And that’s what motivates you. You’re accountable and obsessed with improvement, both in yourself and in others. You’re up to the challenge of building a world-class company that aims to be the infrastructure for more secure software for all. Compensation Target annual salary for this role performed in the US is $102,000 - $180,000. The exact compensation at which this job is filled will be determined by the skills and experience of qualified candidates. CertiK is proud to offer medical, vision, and dental insurance, 401(k) plan with company matching, life and accidental death and dismemberment insurance, HSA (with high deductible plan), FSA, and other benefits to all full-time employees, along with flexible paid time off and holidays. CertiK also offers a variable commission program for business development sales roles.   In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.   CertiK is proud to be an equal opportunity employer. We will not discriminate against any applicant or employee on the basis of age, race, color, creed, religion, sex, sexual orientation, gender, gender identity or expression, medical condition, national origin, ancestry, citizenship, marital status or civil partnership/union status, physical or mental disability, pregnancy, childbirth, genetic information, military and veteran status, or any other basis prohibited by applicable federal, state or local law.   CertiK will consider for employment qualified applicants with criminal histories in a manner consistent with local and federal requirements. https://www.eeoc.gov/sites/default/files/migrated_files/employers/poster_screen_reader_optimized.pdf   All CertiK employees are expected to actively support diversity on their teams, and in the Company.