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Location: Portugal; Germany; Poland; Serbia; Boshnya, Belarus As the Senior macOS QA Engineer, you will be responsible for validating the stability, security, and compatibility of a secure macOS platform used to protect sensitive systems. This is a hands-on manual and exploratory QA role (not an automation role) that requires deep, practical experience with macOS internals, system extensions, and application behavior. You will work alongside a highly experienced team of engineers and reverse engineers to design and execute manual test plans that dig into system extensions, inter-process communication, and low-level operating system behavior. If you thrive on identifying edge cases, love all things macOS, enjoy breaking complex systems in controlled ways, and have an investigative mindset for system behavior, this role is for you. This is not a fit if macOS has been a secondary platform, or if your experience is mainly iOS, web or automation. Responsibilities Test macOS security features spanning system extensions, Endpoint Security, and Network Extension frameworks. Design and execute manual test plans for system extensions, inter-process communication (XPC), and low-level operating system integration points. Explore and document edge cases, race conditions, compatibility scenarios, and regressions across macOS versions. Reproduce and isolate complex issues related to sandboxing, SIP and TCC interactions, Launch Services, and daemon behaviors. Work directly with development, support, product, and automation teams to triage, verify, and regress bugs and compatibility issues. Validate interactions between the platform and third-party macOS apps and services. Collaborate with SDETs to turn exploratory and regression cases into automation candidates. Maintain close familiarity with changes in macOS releases and how they may impact functionality and compatibility. Requirements 5+ years of QA experience with macOS applications, with a focus on security, system-level, or compatibility testing. Strong understanding of macOS internals, including System Extensions, Endpoint Security, XPC, TCC, SIP, Launch Services, and file systems. Familiarity with macOS diagnostic and monitoring tools such as Console, Activity Monitor, Instruments, fs_usage, dtrace, tcpdump, and lldb. Experience testing low-level products such as VPNs, endpoint security tools, or antivirus software. Ability to read crash reports and debug logs and identify root causes. Ability to work independently and investigate issues thoroughly before escalating. Excellent written communication for clear test case documentation and bug reports. Comfortable working in Terminal (launchctl, log, systemextensionsctl, tccutil) Able to set up and fully clean test environments (VMs/snapshots, removing extensions, resetting permissions) Availability to work during US Eastern Time (EST) business hours. Claims will be checked: Interviews include hands-on questions about the experience listed on your CV. Benefits Compensation: Based on experience PTO and holidays ** Only CVs submitted in English will be considered **

Location: Germany; Portugal; Poland; Serbia; Spain; Ireland We are seeking a proactive Site Reliability Engineer (SRE) to keep a secure SaaS platform fast, reliable, and continuously improving. You will support a hybrid technology stack spanning Windows-based applications (.NET, IIS, SQL Server) and cloud-native infrastructure (AWS, containers, Kubernetes, and Terraform). This is a hands-on role for someone who takes ownership of production reliability, enjoys investigating complex failures, and independently identifies opportunities to improve systems. Prior Windows or SQL Server experience is not required if you bring strong infrastructure and relational database fundamentals and can learn unfamiliar technologies independently. Responsibilities Own availability, reliability, and performance of core backend infrastructure across Windows and Linux environments. Improve observability using Kibana, CloudWatch, centralized logging, and custom telemetry; identify monitoring gaps before incidents occur. Build, maintain, and improve CI/CD pipelines and infrastructure as code using Terraform and Ansible. Learn and operate production Windows environments, including .NET Framework/.NET Core applications hosted on IIS. Learn and support SQL Server, including AlwaysOn and Service Broker, alongside PostgreSQL and Aurora. Operate cloud-native services and workloads across AWS Lambda, DynamoDB, Redshift, OpenStack, and containers. Participate in an on-call rotation, troubleshoot incidents, and contribute to effective postmortems and preventive actions. Partner with engineering teams to improve deployment safety, system resilience, and operational processes. Proactively identify problems, automate repetitive work, and drive improvements without waiting for direction. Requirements 5+ years of hands-on SRE, DevOps, or WebOps experience supporting production SaaS systems. Strong practical experience with Terraform and Ansible for infrastructure management. AWS operations experience, including Lambda, DynamoDB, CloudWatch, and IAM. Strong relational database fundamentals (PostgreSQL, MySQL, or similar), including query tuning, replication, backups, recovery, and high availability. Experience operating and debugging containerized and distributed systems in production. Strong Linux systems administration skills. Ability to script and automate with Python, Bash, or PowerShell (PowerShell can be learned on the job). Experience building and maintaining CI/CD pipelines. Familiarity with Redis, Kibana, Elasticsearch, and centralized logging. Excellent incident response, troubleshooting, and communication skills. Demonstrated ownership, curiosity, self-directed learning, and a record of proactively improving systems. Availability to work US business hours and participate in an on-call rotation. Preferred Experience with Windows Server, IIS, and .NET applications. SQL Server experience, particularly AlwaysOn and Service Broker. Personal technology projects, home labs, open-source contributions, or tools built independently. Willingness to build deep familiarity with the Windows and SQL Server stack through independent learning and hands-on practice during the first six months. Benefits Salary: $5,000 to $6,000 USD per month PTO: Unlimited Setup: Fully Remote

Location: Portugal; Spain; France; Germany; Poland; United Kingdom As the Senior macOS QA Engineer, you will be responsible for validating the stability, security, and compatibility of a secure macOS platform used to protect sensitive systems. This is a hands-on manual and exploratory QA role (not an automation role) that requires deep, practical experience with macOS internals, system extensions, and application behavior. You will work alongside a highly experienced team of engineers and reverse engineers to design and execute manual test plans that dig into system extensions, inter-process communication, and low-level operating system behavior. If you thrive on identifying edge cases, love all things macOS, enjoy breaking complex systems in controlled ways, and have an investigative mindset for system behavior, this role is for you. This is not a fit if macOS has been a secondary platform, or if your experience is mainly iOS, web or automation. Responsibilities Test macOS security features spanning system extensions, Endpoint Security, and Network Extension frameworks. Design and execute manual test plans for system extensions, inter-process communication (XPC), and low-level operating system integration points. Explore and document edge cases, race conditions, compatibility scenarios, and regressions across macOS versions. Reproduce and isolate complex issues related to sandboxing, SIP and TCC interactions, Launch Services, and daemon behaviors. Work directly with development, support, product, and automation teams to triage, verify, and regress bugs and compatibility issues. Validate interactions between the platform and third-party macOS apps and services. Collaborate with SDETs to turn exploratory and regression cases into automation candidates. Maintain close familiarity with changes in macOS releases and how they may impact functionality and compatibility. Requirements 5+ years of QA experience with macOS applications, with a focus on security, system-level, or compatibility testing. Strong understanding of macOS internals, including System Extensions, Endpoint Security, XPC, TCC, SIP, Launch Services, and file systems. Familiarity with macOS diagnostic and monitoring tools such as Console, Activity Monitor, Instruments, fs_usage, dtrace, tcpdump, and lldb. Experience testing low-level products such as VPNs, endpoint security tools, or antivirus software. Ability to read crash reports and debug logs and identify root causes. Ability to work independently and investigate issues thoroughly before escalating. Excellent written communication for clear test case documentation and bug reports. Comfortable working in Terminal (launchctl, log, systemextensionsctl, tccutil) Able to set up and fully clean test environments (VMs/snapshots, removing extensions, resetting permissions) Availability to work during US Eastern Time (EST) business hours. Claims will be checked: Interviews include hands-on questions about the experience listed on your CV. Benefits Compensation: $6,500 USD per month PTO and holidays ** Only CVs submitted in English will be considered **

Location: Mexico; Brazil; Costa Rica; Argentina; Colombia; Bolivia, Plurinational State of The Product Engineer will design, develop, and improve customer-facing features for a fast-growing digital marketplace. This role combines full-stack software development, product ownership, and problem-solving to deliver scalable solutions that enhance the user experience. The ideal candidate is a hands-on engineer who enjoys building products from concept to production, working independently, and using modern AI technologies to accelerate development. This position requires strong backend expertise in Python and Django, solid frontend development skills, and the ability to make practical technical decisions in a fast-paced startup environment. Responsibilities Design, build, and launch new product features from concept to production. Develop and maintain backend applications using Python, Django, and PostgreSQL. Build and improve responsive, user-friendly interfaces using JavaScript, HTML, CSS, and modern frontend technologies. Take ownership of the full development lifecycle, including architecture, implementation, testing, deployment, and maintenance. Integrate AI models, APIs, and automation tools into existing and new product features. Identify and resolve performance bottlenecks, optimize database queries, and improve application scalability. Maintain and improve existing systems by troubleshooting issues, refactoring code, and implementing technical improvements. Collaborate with product stakeholders to translate business requirements into functional, customer-facing solutions. Leverage AI-assisted development tools to improve coding efficiency while maintaining code quality. Work independently, prioritize effectively, and deliver high-quality solutions in a distributed startup environment. Requirements 3–6 years of professional experience in full-stack software development, preferably building SaaS platforms or customer-facing web applications. Strong hands-on experience with Python, Django, and PostgreSQL in production environments. Solid frontend development skills using JavaScript, HTML, CSS, and modern frameworks such as React. Demonstrated experience building and shipping complete product features independently. Experience developing and integrating REST APIs and third-party services. Practical experience integrating large language models (LLMs) or AI-powered functionality into applications. Strong understanding of database optimization, application performance, and scalable backend architecture. Experience using AI-assisted coding tools such as Claude Code, Cursor, or similar technologies. Previous experience working in startups, scale-ups, or small product-focused engineering teams. Strong problem-solving skills, technical ownership, and ability to work with minimal supervision. Advanced English communication skills (C1 or equivalent). Preferred Experience with React, Next.js, and TypeScript. Familiarity with OpenAI APIs, RAG, AI agents, and AI workflow automation. Experience with Redis, WebSockets, asynchronous processing, or real-time applications. Knowledge of AWS, Docker, CI/CD pipelines, and cloud infrastructure. Experience building or scaling SaaS products, marketplaces, or high-traffic platforms. Familiarity with payment integrations, third-party APIs, and workflow automation. Experience working with Figma or collaborating directly with product designers. Experience improving legacy systems, refactoring codebases, and optimizing database performance. Benefits Salary: $4,000 to $4,500 USD per month Performance Bonus — annual cash bonus tied to company growth (13th-month pay). PTO: 2 weeks Setup: Fully Remote

Location: Buenos Aires, Argentina; Mexico City, Mexico; Costa Rica; São Paulo, Brazil; Bogotá, Colombia; Santiago, Chile As the Head of People, you will be the go-to people partner for a small, fast-growing, fully remote coaching and consulting business, owning the people function end to end from hiring and onboarding through culture and leadership development. You will report directly to the COO and bring a warm, solutions-oriented approach that helps the business grow while keeping the team supported, aligned, and engaged. This is a hands-on role for someone who enjoys building people systems from the ground up in a startup environment. Responsibilities: Manage the hiring pipeline for open roles, making the initial cut on high-volume applications and coordinating candidates through interviews with multiple internal stakeholders Own salary negotiations with incoming hires and run smooth, full-cycle onboarding, including clear and accurate contracts Manage a mixed workforce of employees and contractors, both in the US and internationally, and research the tax and legal requirements when hiring in a new US state or country Lead leadership and professional development initiatives that help coaches and consultants keep growing in their roles Lead capacity planning across the organization, forecasting hiring needs and confirming budget alignment before roles open Own performance planning across the organization, setting clear KPIs and goals that align each team with company priorities, and run regular performance reviews Mediate and resolve conflicts between team members and managers, finding fair solutions that keep working relationships strong Serve as a trusted, approachable resource for the team, helping people work through workplace challenges with a coaching mindset Identify gaps as the company grows and proactively recommend and lead new people initiatives Support leadership with day-to-day HR needs while keeping a warm, relationship-first culture in a fully remote team Requirements 10+ years of experience in HR or People Operations Strong verbal and written English. C1 equivalent Experience working with US-based companies, including owning HR for a company, business unit, or team Hands-on experience negotiating compensation and managing full-cycle onboarding Working knowledge of employee vs. contractor classification, including international hires and multi-state US employment considerations Experience with Gusto Experience building people processes such as performance reviews, onboarding programs, or learning and development initiatives A warm, people-first communication style, with the ability to act as a coach and advocate rather than a compliance enforcer Comfortable with Microsoft Office and Google Workspace Strong conflict resolution skills, including mediating issues between employees and managers Experience with capacity or workforce planning across an organization Experience designing performance management frameworks, including setting KPIs and goals across teams Preferred Qualifications Experience in a small business or startup that grew from roughly 8 to 40 or 50 employees Experience with Asana and Airtable Experience supporting coaching, consulting, or other client services teams Familiarity with using AI tools to build presentations and streamline people processes Benefits Compensation: $4,000 to $4,500 USD per month, depending on experience Schedule: Full-time, EST business hours Location: Fully remote from Latin America or the Caribbean **We only accept CVs submitted in English**

Location: Buenos Aires, Argentina As the Technical Support Specialist, you will be responsible for providing hands-on technical support to users by diagnosing, troubleshooting, and resolving issues across Windows systems, applications, and connectivity in a fast-paced support environment. This role is part of an internal technical support team and focuses on resolving real user-impacting issues rather than handling scripted or purely administrative requests. The position requires strong troubleshooting skills, clear communication, and the ability to manage issues from initial intake through resolution. Responsibilities Respond to incoming technical support requests via phone and ticketing systems. Diagnose and resolve issues related to Windows performance, application crashes, system errors, and connectivity problems. Support Microsoft Office 365 applications, including Outlook, Teams, Excel, and email-related functionality. Use built-in Windows tools such as Task Manager, Event Viewer, and other diagnostic utilities to investigate issues. Own support tickets from initial triage through resolution, documenting steps and outcomes clearly. Escalate issues when appropriate and collaborate with other technical teams as needed. Contribute to internal documentation and knowledge resources to support consistent issue resolution. Communicate clearly with English-speaking users and stakeholders across different time zones. Requirements 2+ years of experience providing application and desktop support in a fast-paced environment C1 level English or equivalent proficiency Advanced troubleshooting skills for Windows 10/11, Mac OS, and the Microsoft Office suite (Outlook, Excel, Word, PowerPoint, Teams) Proficiency with Microsoft native tools and utilities for resolving system issues Experience supporting Windows desktop environments. Experience working with ticketing systems or structured support queues. Ability to troubleshoot issues methodically and explain technical concepts clearly. Professional-level English communication skills. Availability to work flexible schedules, including occasional evenings or weekends. Preferred Qualifications: Experience with Office 365 administration or advanced Outlook troubleshooting. Familiarity with networking fundamentals and basic connectivity troubleshooting. Exposure to PowerShell for troubleshooting or basic automation tasks. Experience supporting users in high-volume or fast-changing environments. Career Development: This role provides opportunities for growth into more advanced technical, operational, or service delivery roles based on performance, technical capability, and demonstrated ownership. Benefits Salary Range: $2200-$2600 USD/month Employment type: Full-Time Contractor 3 days in office in Palermo, Buenos Aires Unlimited PTO $1500 USD Tech budget Choice of local or U.S. holiday schedule *Only CV's submitted in English will be accepted

Location: Mexico; Brazil; Costa Rica; Argentina; Colombia; Bolivia, Plurinational State of We are seeking a proactive Site Reliability Engineer (SRE) to keep a secure SaaS platform fast, reliable, and continuously improving. You will support a hybrid technology stack spanning Windows-based applications (.NET, IIS, SQL Server) and cloud-native infrastructure (AWS, containers, Kubernetes, and Terraform). This is a hands-on role for someone who takes ownership of production reliability, enjoys investigating complex failures, and independently identifies opportunities to improve systems. Prior Windows or SQL Server experience is not required if you bring strong infrastructure and relational database fundamentals and can learn unfamiliar technologies independently. Responsibilities Own availability, reliability, and performance of core backend infrastructure across Windows and Linux environments. Improve observability using Kibana, CloudWatch, centralized logging, and custom telemetry; identify monitoring gaps before incidents occur. Build, maintain, and improve CI/CD pipelines and infrastructure as code using Terraform and Ansible. Learn and operate production Windows environments, including .NET Framework/.NET Core applications hosted on IIS. Learn and support SQL Server, including AlwaysOn and Service Broker, alongside PostgreSQL and Aurora. Operate cloud-native services and workloads across AWS Lambda, DynamoDB, Redshift, OpenStack, and containers. Participate in an on-call rotation, troubleshoot incidents, and contribute to effective postmortems and preventive actions. Partner with engineering teams to improve deployment safety, system resilience, and operational processes. Proactively identify problems, automate repetitive work, and drive improvements without waiting for direction. Requirements 5+ years of hands-on SRE, DevOps, or WebOps experience supporting production SaaS systems. Strong practical experience with Terraform and Ansible for infrastructure management. AWS operations experience, including Lambda, DynamoDB, CloudWatch, and IAM. Strong relational database fundamentals (PostgreSQL, MySQL, or similar), including query tuning, replication, backups, recovery, and high availability. Experience operating and debugging containerized and distributed systems in production. Strong Linux systems administration skills. Ability to script and automate with Python, Bash, or PowerShell (PowerShell can be learned on the job). Experience building and maintaining CI/CD pipelines. Familiarity with Redis, Kibana, Elasticsearch, and centralized logging. Excellent incident response, troubleshooting, and communication skills. Demonstrated ownership, curiosity, self-directed learning, and a record of proactively improving systems. Availability to work US business hours and participate in an on-call rotation. Preferred Experience with Windows Server, IIS, and .NET applications. SQL Server experience, particularly AlwaysOn and Service Broker. Personal technology projects, home labs, open-source contributions, or tools built independently. Willingness to build deep familiarity with the Windows and SQL Server stack through independent learning and hands-on practice during the first six months. Benefits Salary: $5,000 to $6,000 USD per month PTO: Unlimited Setup: Fully Remote

Location: Buenos Aires, Argentina As an IT Operations professional you will: Serve as the technical expert in the analysis, design, development, and implementation of deployment solutions, modifications, and enhancements. Serve as the technical expert in all aspects of the deployment and systems management that involve multiple technology disciplines. Provide top-level consultation and technical expertise to senior and mid-level management on Windows PC and Mac deployment and systems management topics. Assist Product and Sales when needed. Design, conduct, and document UAT and end-to-end solution quality tests. Responsibilities Handle a high volume of support calls and monitor, triage, and troubleshoot incoming requests through ticket queues. Provide technical phone support for users of the Workplace product and accurately log all interactions in the ticketing system. Navigate technical documentation to follow appropriate troubleshooting steps for reported issues. Monitor ticket queues to ensure SLA compliance and escalate when necessary. Maintain clear and consistent documentation of incidents and resolution notes using Zendesk. Deliver remote desktop support to both client and internal users. Proactively identify emerging issues and act quickly to mitigate impact. Notify management of trending technical problems and contribute ideas for process improvements.. Build effective cross-functional relationships to support escalation paths and end-user success. Uphold a positive, professional atmosphere with both customers and colleagues. Requirements C1 level English or equivalent proficiency. Experience in software deployment and installation. Expertise in version control systems (e.g., Git, SVN). Experience with cloud platforms (e.g., AWS, Azure, GCP). Strong problem-solving and analytical skills. Excellent verbal and written communication skills. Ability to work well under pressure and meet deadlines in a fast-paced start-up environment. Experience in SaaS and start-up environments is strongly preferred. Attention to detail and organizational skills. Preferred experience in scripting languages such as Bash, Python or PowerShell. Benefits Salary Range: $3500-$4500 USD/month Full time contractor role 1 day in office in Palermo, Buenos Aires Unlimited PTO + holidays $1500 USD Tech budget ***Only CV's submitted in English will be accepted

Location: Nicaragua; Honduras; Colombia; Guatemala; Peru; Bolivia, Plurinational State of We're looking for a reliable, empathetic, and highly organized Bilingual Medical Virtual Assistant who enjoys helping people, communicates confidently in both English and Spanish, and thrives in a fast-paced, patient-focused environment. Someone who is comfortable handling high volumes of phone calls, managing sensitive information, and supporting healthcare professionals with accuracy and professionalism. If you're detail-oriented, adaptable, and looking for a long-term remote opportunity, we'd love to meet you. You'll play an important role in connecting patients with their healthcare teams, coordinating appointments, managing medical information, and ensuring patients receive timely and professional assistance. Depending on your assigned client, your responsibilities may combine patient-facing phone support with administrative and medical office tasks. Responsibilities Handle inbound and outbound calls with patients, healthcare providers, and insurance companies, responding to inquiries with professionalism, empathy, and accuracy. Schedule, confirm, and coordinate patient appointments while maintaining accurate calendars and medical office records. Access and update patient information using Electronic Medical Record (EMR/EHR) systems, ensuring accuracy and confidentiality. Assist with insurance eligibility verification, coverage inquiries, and patient information validation. Support patient intake, admissions, and front-desk operations, helping patients navigate administrative processes. Serve as a communication link between patients and healthcare professionals, ensuring questions, requests, and relevant information reach the appropriate teams. Perform administrative tasks, including data entry, email management, record maintenance, and documentation. Communicate clearly with English- and Spanish-speaking patients, adapting your approach to their needs and circumstances. Follow established healthcare procedures, patient privacy standards, and HIPAA requirements when handling sensitive medical information. Maintain consistent attendance, productivity, and service quality while adapting to the needs and working hours of assigned US healthcare clients. Requirements Fluency in English and Spanish, with excellent verbal and written communication skills and the confidence to handle professional phone conversations in both languages. Previous experience in customer service, call centers, BPO operations, virtual assistance, healthcare administration, or another relevant customer-facing role. Strong phone-handling skills, including the ability to manage frequent inbound and outbound calls with patience, professionalism, and empathy. Excellent organizational skills, attention to detail, and the ability to manage multiple responsibilities without compromising accuracy. Strong computer literacy and proficiency with Google Workspace, Microsoft Office, or similar business applications. Ability to learn new systems, follow established procedures, and handle confidential patient information responsibly. Strong interpersonal skills, sound judgment, and the ability to communicate effectively with patients, medical professionals, and internal teams. Self-motivated, dependable, and comfortable working independently in a fully remote environment. Flexibility to work US business hours, including Eastern, Central, or Pacific Time, depending on the assigned client. Access to a reliable computer, high-speed internet connection, and a suitable home workspace, including the required backup equipment and connectivity. Preferred 1-2 years of experience supporting US healthcare accounts, medical practices, insurance providers, or healthcare-related BPO operations. Familiarity with medical terminology, patient scheduling, insurance verification, or medical office workflows. Hands-on experience with EMR/EHR platforms such as Epic, Cerner, Athenahealth, or NextGen. Previous experience as a Medical Virtual Assistant, Medical Receptionist, Patient Care Coordinator, or Healthcare Customer Service Representative. A degree or educational background in healthcare, nursing, medical administration, or a related field. Knowledge of HIPAA regulations or an existing HIPAA certification. Experience supporting US-based clients or working with distributed international teams. Benefits Compensation: USD $6 per hour. Location: Fully remote - Latin America. Contract Type: Independent Contractor. Schedule: Full-time, aligned with assigned US client business hours .

Location: Argentina; Nicaragua; Colombia; Brazil; Mexico As a Business Development Representative, you will build the first connections with a growing base of brands on a fast-growing influencer marketing platform. You will consult prospective clients on the platform’s offerings and turn the most engaged users into qualified sales opportunities in a fast-paced, high-velocity environment. We are looking for an SDR or BDR who is comfortable with high activity volume, quick consultative conversations, and reading usage data to decide who to contact and when. Responsibilities: Working a daily queue of product-qualified leads (PQLs) flagged from usage signals, with outreach by email, phone, and LinkedIn. Achieving a calling volume of 40 to 80 calls per day to qualify key leads. Running short discovery sessions that connect a brand’s goals to subscription features. Providing quick assistance and troubleshooting to users with questions. Testing outreach timing, messaging, and offers, and reporting on what works. Collaborating directly with Account Executives. Feeding back which signals predict conversion to sharpen PQL scoring. Keeping the CRM (HubSpot) accurate and up to date. As time permits, conducting outreach to marketing-qualified leads (MQLs) and cold outreach to good-fit brand accounts. Requirements C1-C2 English proficiency. Clear, confident written and spoken English is required for daily calls and outreach. 1 to 3+ years in SDR, BDR, inside sales, or another fast-paced, customer-facing role. Comfort with high activity volume and quick, consultative conversations. Clear, concise writing: you can make a two-line email land. Curiosity about data and comfort reading usage signals to decide who to contact and when. Experience selling to marketing teams, e-commerce brands, or agencies. Background in influencer marketing, the creator economy, or martech. Benefits Location: 100% Remote (LatAm), with an emphasis on async collaboration Compensation: 2,000 to 3,000 USD/monthly base + commission (4,000 USD/monthly OTE) Annual performance and compensation reviews PTO: 2 weeks of vacation + paid statutory holidays Paid sick leave

Location: Bogotá, Colombia; Mexico; Costa Rica; Brazil; Argentina As the Senior macOS QA Engineer, you will be responsible for validating the stability, security, and compatibility of a secure macOS platform used to protect sensitive systems. This is a hands-on manual and exploratory QA role (not an automation role) that requires deep, practical experience with macOS internals, system extensions, and application behavior. You will work alongside a highly experienced team of engineers and reverse engineers to design and execute manual test plans that dig into system extensions, inter-process communication, and low-level operating system behavior. If you thrive on identifying edge cases, love all things macOS, enjoy breaking complex systems in controlled ways, and have an investigative mindset for system behavior, this role is for you. Responsibilities Test macOS security features spanning system extensions, Endpoint Security, and Network Extension frameworks. Design and execute manual test plans for system extensions, inter-process communication (XPC), and low-level operating system integration points. Explore and document edge cases, race conditions, compatibility scenarios, and regressions across macOS versions. Reproduce and isolate complex issues related to sandboxing, SIP and TCC interactions, Launch Services, and daemon behaviors. Work directly with development, support, product, and automation teams to triage, verify, and regress bugs and compatibility issues. Validate interactions between the platform and third-party macOS apps and services. Collaborate with SDETs to turn exploratory and regression cases into automation candidates. Maintain close familiarity with changes in macOS releases and how they may impact functionality and compatibility. Requirements 5+ years of QA experience with macOS applications, with a focus on security, system-level, or compatibility testing. Strong understanding of macOS internals, including System Extensions, Endpoint Security, XPC, TCC, SIP, Launch Services, and file systems. Familiarity with macOS diagnostic and monitoring tools such as Console, Activity Monitor, Instruments, fs_usage, dtrace, tcpdump, and lldb. Experience testing low-level products such as VPNs, endpoint security tools, or antivirus software. Ability to read crash reports and debug logs and identify root causes. Ability to work independently and investigate issues thoroughly before escalating. Excellent written communication for clear test case documentation and bug reports. Availability to work during US Eastern Time (EST) business hours. Benefits Compensation: $6,500 USD per month PTO and holidays * Only CVs submitted in English will be considered **

Location: Argentina; Colombia; Nicaragua; Brazil; Puerto Rico As the Performance Marketing Manager, you will be the owner of paid acquisition for a high-ticket coaching and education company serving fitness and wellness business owners, managing campaigns across Meta, Google, and YouTube to drive qualified leads and booked calls. You will go beyond the ad account, weighing in on landing pages, creative direction, and email flows to make sure traffic actually converts into revenue. This is a full-time, in-house role working closely with the marketing and sales team. Responsibilities Plan, launch, and manage paid campaigns across Meta, Google, YouTube, and other relevant platforms Drive qualified applications and booked calls for high-ticket programs Manage campaigns for webinars, workshops, lead magnets, applications, launches, and evergreen funnels Monitor cost per lead, cost per application, cost per booked call, show rate, close rate, CAC, and ROAS Build and execute testing plans across creative, messaging, audiences, offers, and landing pages Ensure accurate tracking across pixels, UTMs, CRM stages, and attribution Recommend ad creative direction, hooks, and angles based on live performance data Flag landing page and funnel friction points and recommend fixes to copy, layout, or offer structure Weigh in on email and nurture sequences where they affect conversion Partner with the sales team to evaluate lead quality and pipeline movement Use AI tools to improve analysis, testing, reporting, and campaign efficiency Requirements Experience managing at least $100,000–$250,000+ per month in paid media spend on a single account Strong hands-on experience with Meta Ads; working knowledge of Google Ads and YouTube Ads Experience marketing high-ticket coaching, consulting, education, mastermind, or service-based offers Understands application, booked-call, webinar, VSL, and lead-generation funnels Comfortable diagnosing performance issues across the full acquisition journey, not just the ad account, but landing pages, email, and the sales handoff Strong written and spoken English Open to working in-house full-time (agency background welcome) Comfortable with tools like Asana, Slack, GoHighLevel, Airtable, or similar platforms Benefits Salary: $4,000–$4,500 USD/month, based on experience Remote PTO + Holidays

Location: Portugal; Brazil; Poland; Argentina; India; Pakistan This position is open to candidates worldwide, meaning you can apply and work from anywhere as long as you meet all the requirements. As a Staff Software Engineer, you will be at the core of one of the most technically demanding challenges in modern web infrastructure: optimizing how web traffic is intercepted, processed, and delivered at massive scale across an edge computing platform. You will work on a system handling tens of thousands of requests per second and tens of billions of dollars of annual e-commerce volume, alongside a small, high-caliber engineering team where every engineer owns a meaningful piece of the system. This is not a ticket-execution role. You will be a technical leader in architecture and design, collaborating directly with the CTO and lead platform engineer to define how the platform evolves. You will plan rollouts methodically, define success metrics before shipping, debug complex cross-browser and cross-device behavior, and build systems that cannot fail. Responsibilities Design, build, and scale the core platform infrastructure handling high-volume web traffic at the CDN and edge computing layer Take an active technical leadership role in architecture design, technical planning, and authoring design documents with a long-term view Plan and execute gradual, methodical rollouts: define target audiences, KPIs, and success metrics before shipping significant changes Debug complex front-end behavior caused by backend platform changes across all browsers, devices, and geographies Collaborate with the data engineering team to ensure testability at scale and build the right measurement and observability framework Solve high-complexity technical problems with significant scope and ambiguity, where few established playbooks exist Mentor engineers and serve as a point of technical escalation for complex platform challenges Stay current with emerging web performance technologies, edge computing patterns, and browser optimization techniques Embrace and integrate AI coding tools into your engineering workflow to accelerate delivery and improve code quality Requirements 10 years of software engineering experience with a strong background in building and scaling high-traffic, multi-tenant web platforms Expert-level proficiency in TypeScript (primary language), JavaScript (real JS, not just framework-level), and Python Demonstrated experience designing and operating distributed, high-availability systems at meaningful scale Cloud platform experience: AWS, GCP, or Azure (cloud agnostic environment) Experience with CDN infrastructure and web performance optimization: tools such as Cloudflare, Lighthouse, WebPageTest, and techniques such as web workers, lazy loading, and code splitting Infrastructure as Code experience (Pulumi or equivalent) Strong SQL and data querying skills; ability to work with data warehouses and build data-driven engineering decisions Experience with message queues (SQS, Kinesis, or equivalent) and CI/CD pipelines Data storage: PostgreSQL, Redshift, or equivalent Strong problem-solving skills and detail orientation: understands that at massive traffic scale, edge cases are not edge cases Active AI tool usage in engineering workflow: Claude Code, GitHub Copilot, Codex, or equivalent Strong English communication: comfortable in technical discussions and async written collaboration with a distributed team Available to work full Eastern Standard Time hours Be legally authorized to work as independent contractor in the country where you are located Preferred Cloudflare Workers or edge computing experience (highly preferred given the platform architecture) E-commerce platform experience: Shopify, Salesforce Commerce Cloud, or similar Snowflake or data warehouse query optimization experience Media or high-traffic publishing platform background Experience running or leading a multi-brand or multi-tenant web platform Prior startup experience where you owned significant platform surface area with a small team Agile/Scrum experience in a distributed team environment Benefits Salary: $9,000 to $12,000 USD per month PTO: 15 days Holidays: Local or US holidays

Location: Buenos Aires, Argentina; Bogotá, Colombia; Quito, Ecuador; Managua, Nicaragua; San Juan, Puerto Rico As the Senior Paid Media Buyer, you will be the owner of paid acquisition for a high-ticket coaching and education company serving fitness and wellness business owners, managing campaigns across Meta, Google, and YouTube to drive qualified leads and booked calls. You will go beyond the ad account, weighing in on landing pages, creative direction, and email flows to make sure traffic actually converts into revenue. This is a full-time, in-house role working closely with the marketing and sales team. Responsibilities Plan, launch, and manage paid campaigns across Meta, Google, YouTube, and other relevant platforms Drive qualified applications and booked calls for high-ticket programs Manage campaigns for webinars, workshops, lead magnets, applications, launches, and evergreen funnels Monitor cost per lead, cost per application, cost per booked call, show rate, close rate, CAC, and ROAS Build and execute testing plans across creative, messaging, audiences, offers, and landing pages Ensure accurate tracking across pixels, UTMs, CRM stages, and attribution Recommend ad creative direction, hooks, and angles based on live performance data Flag landing page and funnel friction points and recommend fixes to copy, layout, or offer structure Weigh in on email and nurture sequences where they affect conversion Partner with the sales team to evaluate lead quality and pipeline movement Use AI tools to improve analysis, testing, reporting, and campaign efficiency Requirements Experience managing at least $100,000–$250,000+ per month in paid media spend on a single account Strong hands-on experience with Meta Ads; working knowledge of Google Ads and YouTube Ads Experience marketing high-ticket coaching, consulting, education, mastermind, or service-based offers Understands application, booked-call, webinar, VSL, and lead-generation funnels Comfortable diagnosing performance issues across the full acquisition journey, not just the ad account, but landing pages, email, and the sales handoff Strong written and spoken English Open to working in-house full-time (agency background welcome) Comfortable with tools like Asana, Slack, GoHighLevel, Airtable, or similar platforms Benefits Salary: $4,000–$4,500 USD/month, based on experience Remote PTO + Holidays