Location: Remote - Worldwide
About us
OpenZeppelin is the security standard onchain finance is built on. Founded in 2015, our mission is to accelerate the world's transition to an open financial system, built on open standards and secured by rigorous research.
Our open-source Contract Libraries have facilitated over $35 trillion in onchain value and are used by 10 of the top 10 tokenized money market funds and 9 of the top 10 stablecoins by market cap.
We combine AI-native security tooling with deep research and a decade of audit expertise to support leading institutions and crypto-native teams shaping the next generation of digital assets like DTCC, Fidelity, Coinbase, Uniswap, Aave, the Ethereum Foundation, and many more across the full secure development lifecycle.
Please note:
Always refer to OpenZeppelin's official job page for the most accurate information about our open roles, as we have seen multiple third party job sites posting inaccurate information.
The Security Services Team
OpenZeppelin's Security Services team is responsible for the security of the world's leading web3 protocols and top financial institutions building onchain. Our researchers partner with client teams across the full lifecycle of a protocol: working on architecture and design before any code is written, co-creating novel mechanisms and primitives with engineering teams, conducting deep audits of pre-launch codebases, and providing continuous coverage as production systems evolve. Our clients range from emerging projects shipping their first contracts to global financial institutions running production onchain systems at scale.
What you'll be doing
Review smart contracts for top decentralized applications, blockchain infrastructure and financial institutions before they launch. Find vulnerabilities, prioritize them, and present findings to the client.
Drive audits independently from start to finish, with AI as your primary collaborator. When useful, partner with another researcher to attack the code together and pressure-test findings.
Partner with client teams during the design phase of new protocols, analyzing architecture, trust assumptions, and operational constraints before any code is written (Design Reviews, Applied Research engagements).
Use AI efficiently throughout the audit process, and build skills, agents, and workflows that compound across the team.
Conduct open-ended research into cutting-edge blockchain technologies, vulnerability classes, and emerging attack vectors, and contribute findings back to OpenZeppelin's internal knowledge base and to the broader ecosystem.
You have
Hands-on and practical experience in one or more of the following: software development, cybersecurity, applied mathematics, distributed systems, cryptography, cryptoeconomics or game theory, or DeFi mechanisms.
Experience designing and developing smart contracts, not only auditing them.
Strong working knowledge of Solidity and the broader Ethereum / EVM ecosystem (common libraries, frameworks, smart contract patterns).
Modern AI tooling is central to how you work, not a novelty. You use it daily to expand audit coverage, reason about complex systems, and produce high-quality outputs faster. You evaluate AI-generated code with a critical eye.
Comfort building and extending your own tooling (skills, agents, prompts, scripts, or full workflows) that the rest of the team can adopt and build on.
An advanced English level and strong communication skills (oral and written).
Nice to have
Experience with non-EVM ecosystems and languages, such as Canton, Move (Sui, Aptos), Golang (Cosmos SDK), Cairo (Starknet), Rust-based blockchains (Solana, Stellar), or ZK circuits and cryptography-heavy systems.
Experience with risk assessment work in the crypto industry (smart contract risk assessment, threat modeling).
Working hand-in-hand with protocol teams on co-creative engagements, helping design, specify, and implement smart contracts alongside the research.
Web2 security expertise (penetration testing, web application security, infrastructure security, or appsec).
Experience with formal verification, invariant testing, or advanced fuzzing tools (Echidna, Foundry, Halmos, Certora).
A track record in audit contests (Code4rena, Sherlock, Cantina) or bug bounty platforms (Immunefi, HackerOne).
Public security research output, such as published findings, blog posts, conference talks, or contributions to open-source security tooling.
Logistics
Our interview process takes place on Google Meet and tends to consist of the following stages:
Recruiter call (30 minutes)
Manager interview (60 minutes)
Technical interview (60 minutes)
Paid work trial (paid code review assessment)
Reference checks
Please let us know if you require any accommodations for the interview process, and we’ll do our best to provide assistance.
Benefits
Meet your teammates at company gatherings around the world 😎
Enjoy the flexibility of fully remote work 🌎
Take the time you need with flexible time off 🏝
Grow your family with 8 weeks of paid leave for primary caregivers, 4 weeks for secondary caregivers, and a one-time $3,600 baby bonus 💙
Build your ideal home office with up to $500 in equipment support 🪑
Stay covered with medical insurance 🏥
Keep growing with learning and development opportunities 🧠
Get a monthly stipend for your preferred co-working space 💻
At
OpenZeppelin
, we are an equal opportunity employer and we value different perspectives. We are committed to building a diverse workforce. This includes but is not limited to gender, race, sexual orientation, religion, national origin and other characteristics that make each one of us unique. In this uniqueness, we find the most value. Come join us!
Use of AI as part of the recruiting process
As part of OpenZeppelin’s recruitment process, we may use automated tools, including artificial intelligence, to assist in reviewing applications and assessing candidate qualifications. These tools are used to support our People team by identifying relevant skills and experience, and are not used to make decisions solely by automated means. All hiring decisions involve human review. Any personal data provided as part of your application will be processed in accordance with OpenZeppelin’s
Data Privacy Notice
.
If you have questions about this recruitment process or would like to request human review of your application, please contact us at talent@openzeppelin.com.
Location: United States
Workplace: remote
About Welo Life Sciences
Welo Life Sciences, a Welo Global brand, is a specialized language and technology partner serving pharmaceutical, CRO, and medical device organizations operating in regulated global markets. We deliver regulator-ready translation, linguistic validation, and localization solutions that support clinical trials, pharmacovigilance, regulatory affairs, labeling, and global commercialization. Our approach combines subject matter expertise with ISO-certified quality processes and technology-enabled workflows designed to integrate seamlessly into life sciences operations. With extensive experience supporting global product development and post-market requirements, Welo Life Sciences helps organizations accelerate timelines, protect data integrity, and maintain compliance across languages and regions. All solutions are delivered within a secure, audit-ready framework supported by seven ISO certifications. welolifesciences.com
PURPOSE OF THE JOB
We’re seeking a driven, relationship-focused Business Development Director to accelerate growth for Welo Life Sciences, our specialized brand in Life Sciences localization. You’ll open doors, build influential relationships, and turn complex client needs into winning solutions,owning the sales cycle from prospecting through close.
Working with marketing, production, operations, and senior leadership, you’ll have the resources and freedom to make an impact. If you’re a natural networker with a hunter mentality, strong commercial instincts, and a proven enterprise sales record, this is your opportunity to help shape the future of one of the world’s leading localization companies
Main Duties
Making contact with clients to develop and maintain the healthy working relationship with Welocalize;
Working with the Program Directors, Enterprise Project Managers and/or Project Manager (PM) to create territory, account and opportunity plans, RFPs, SOWs, quotes and ensuring that administrative details are handled effectively and efficiently;
Working within and maintaining customer data in Salesforce, including but not limited to sales forecasts, plans, activities, opportunities, pipelines and related data;
Coordinating RFP/RFQ/RFI responses, as needed;
Ability to travel approximately 30%, including customer visits and attending industry events, as required;
Working in a global team defining the underlying value proposition and service offerings for existing clients and new client targets;
In conjunction with your manager, helping to generate a higher return on our sales and marketing efforts to produce a larger volume of target clients;
In conjunction with your manager and global team, moving opportunities along the sales process to help achieve closed sales above budget (up to and including closing);
Taking responsibility and accountability for designated clients, territories, verticals, horizontals, service offerings and projects;
Collaborating with the global team to define internal and external expectations, and aligning those to specific deliverables.
Job Requirements
3+ years of enterprise-level, business-to-business sales experience in professional services and technology solutions to Fortune 500 and mid-market customers.
Experience of enterprise-level sales experience in the localization industry, within Life Sciences sector/market (required).
A minimum of two consecutive years of total closed sales in new business of $2 million/year, within the company or externally in a like industry and position.
An understanding and proven track record working in a customer-centric sales methodology.
A track record of lead generation, key account targeting, qualifying and closing new business.
An understanding of working in a customer-centric sales methodology.
Demonstrated ability to create and execute on a successful business development strategy.
Demonstrated competence in working independently to structure, negotiate, and close multi-million dollar accounts with leading companies, particularly in the technology, manufacturing, consumer, travel/hospitality, and finance industries.
Strong analytical and quantitative skills; strong bias towards data-based decision making, and comfort with financial and operational analysis.
Excellent communication and persuasion skills; demonstrated success getting buy-in for innovative and bold projects.
Tenacity and sense of urgency; the ability to make things happen quickly with large, less nimble customers.
Key Competences
Can provide persuasive communication.
Shows good negotiation skills and situational awareness.
Focuses on building a credibility-based relationship.
Understands the importance of SMART objectives and is results-oriented.
Thinks commercially and can interact with commercial people.
Strong company & industry awareness.
List of Benefits:
- Medical Insurance
- Telemedicine Benefit
- Dental Insurance
- Vision Insurance
- FSA and HSA
- Life and Disability Insurance
- Vacation Time
- Sick Time: 6 days per year
- Paid Public Holidays: 10 days per year
- Employee Assistance Program
- 401 (k) Retirement Plan
- Paid Maternity Leave
- Paid Adoption Leave
Welocalize carefully considers a wide range of compensation variables including geographic location, job scope and complexity, skill level, experience, or industry-specific knowledge. Compensation will be mutually agreed upon at offer and may be above the posted range due to compensation variables.
Compensation:
Base Salary Range $100K - $120K
Job Reference: #LI-JC1
Location: Tokyo, Japan
Workplace: unspecified
Benefits of working with Welocalize:
· Transparent processes and professional vendor communication
· Opportunity to interpret for clients from various industries: medical, finance, legal, high-tech and more
We are seeking freelance interpreters with a native ability in Japanese and Korean to provide interpreting services in Tokyo, Japan for one of our well-established clients in the computer technology industry.
Requirements:
· Onsite in Tokyo, Japan
· Native-level fluency in the respective language
· Fluency in English
· Minimum 5 years of interpretation experience
· Strong business ethics
· Great interpersonal and communication skills
· Previous work with clients such as HP, Microsoft, Intel, and Dell
Required interpretation experience in Software:
Topics such as
· Protection of data
· Virtualization
· IoT
· Cloud solutions
· Digital transformation
· Other IT related subjects are a plus
Please apply with your updated CV highlighting relevant interpretation experience.
Tokyo, Japan
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Location: Auckland
Workplace: hybrid
We are looking for a Senior Backend Engineer who will oversee the creation and delivery of the 90 Seconds products. In this role, you'll be a part of a collaborative team of empowered and accountable people focused on the same vision and priorities, solving the right problems for 90 Seconds users.
90 Seconds provides an end-to-end solution to manage all aspects of high-quality video creation via a global video creation platform for Brands and Creators. Our sights are set a whole lot higher and we're looking for that determined someone who’s obsessive about building great products that change users' experience for the better.
What You'll Love Doing
Own the backend and infrastructure. Look after reliability, performance, monitoring and incident response for a platform that's live and growing.
Own security. Cover identity and access, multi-tenant data isolation, secrets and audit, and make sure we stand up to enterprise security reviews.
Grow the platform. Work with the team to design and ship new capabilities, and keep the architecture clean as it grows.
Lead and mentor. Be the senior engineering voice on the team, review designs and code, and set standards. There's room to grow into an engineering manager role.
Push our AI-first development further. Improve how we work with Claude Code and agents, so a small team can keep moving fast without breaking things.
Communicate across the company. Explain technical trade-offs in plain English to founders, ops, finance, sales and customers, and write clear plans and incident reports.
Who You Are
An excellent communicator, both written and spoken. This matters as much as your technical skills. You explain complex things simply, write clearly and briefly, and are comfortable working with anyone in the company. Excellent English.
Based in New Zealand, with the right to work here.
10+ years of senior backend experience building and running production systems.
Strong infrastructure experience, ideally on GCP: containers, managed Postgres, event-driven systems, Terraform, CI/CD and observability.
Security built in from the start, not bolted on afterwards.
Real, hands-on experience developing with AI. You already work with Claude Code or similar, and you know how to keep quality high when agents write most of the code.
Strong TypeScript and Node.js, with GraphQL and relational data modelling.
Nice to Have
- Experience leading engineers.
- Marketplace or B2B SaaS background.
- Payments experience.
- Building LLM-powered features and agents in production.
Our Values
Be the Customer. Know, listen and live the experience of the customer. Think, talk, see, and ask like the customer. Then create value and build trust with the customer.
We are live. Our team is nimble, focused, and ready to act together now to create value for the customer, that is live in over 100 countries.
Own it. We are all owners. We focus on the core problems and opportunities that drive sustained success. We agree on a path, own the outcome, and do whatever it takes together.
Focus on what matters. Know the goals, know the numbers, know what matters, and prioritize. Visualize it for everyone so that you can align the team and make it happen.
Be Courageous. Have the courage to drive change for the business and don’t be afraid to take a risk and feel the burn.