Remote Jest jobs

You will lead a collaborative team of frontend, backend, and full-stack engineers while remaining an active individual contributor. The focus is on establishing agentic coding practices, maintaining architectural standards, and scaling the global coaching platform. This position requires balancing strategic alignment with product teams and direct code involvement. You will help define engineering culture and introduce AI-driven workflows to accelerate development and improve quality.

• Lead Engineer
• Fully remote (Spain/Germany)
• TypeScript + Node.js
• AI-native engineering

You will plan, develop, test, and maintain software applications and reusable components for marketing websites and intranets. The team focuses on delivering consistent, accessible, and scalable user experiences using modern web technologies and AEM.

• 5-7 years experience
• Java + AEM
• Design Systems focus
• Accessibility expert

Join Anyone AI as an independent consultant working on scoped software engineering projects for a major AI laboratory. You will tackle challenges such as debugging, refactoring, and implementing new features in production systems while managing your own schedule. This opportunity is designed for professionals seeking flexible, part-time work alongside other commitments. You will select projects based on your availability and expertise, delivering high-quality code and technical documentation.

• Remote (Uruguay)
• Project-based
• Python + JS/TS
• Flexible hours

Join Anyone AI as an independent consultant working on scoped software engineering projects for a major AI laboratory. You will tackle challenges such as debugging, refactoring, and implementing new features in production systems while managing your own schedule.

• Project-based consulting
• Python + JavaScript/TypeScript
• Flexible schedule
• 2-7 years experience

Anyone AI connects experienced software engineers with a leading AI lab for paid, project-based consulting work. You will tackle real-world engineering challenges such as debugging, refactoring, and building features in production codebases. This flexible opportunity allows you to manage your own schedule and select projects that fit your availability and expertise, making it ideal for professionals balancing other commitments.

• Part-time & flexible
• Python + JS/TS
• Project-based
• 2-7 years exp

Join Anyone AI as an independent consultant working on scoped software engineering projects for a major AI laboratory. You will tackle challenges such as debugging, refactoring, and implementing new features in production systems while managing your own availability. This position is designed for professionals seeking flexible, remote engagements alongside other commitments. You will deliver production-quality code, technical specifications, and robust testing solutions across various backend and full-stack tasks.

• Part-time / Flexible
• Python + JS/TS
• Project-based
• 2-7 years exp

Join Anyone AI as an independent consultant working on scoped software engineering projects for a prominent AI laboratory. You will tackle challenges such as debugging, refactoring, and implementing new features in production systems while managing your own availability. This position is designed for professionals seeking flexible, part-time engagements that fit around other commitments. You will deliver high-quality code, technical specifications, and robust testing solutions across various backend and full-stack tasks.

• Remote (Brazil)
• Part-time / Flexible
• Python + JavaScript
• Project-based

Join Lendable as a Senior Mobile Quality Engineer to elevate the quality standards of Zable, their unified mobile finance app. You will drive an automation-first strategy, leveraging TypeScript, Maestro, and AI-assisted workflows to ensure rapid, reliable releases for iOS and Android users. This position involves defining test pyramids, reducing flakiness in CI pipelines, and partnering with engineering teams to shift quality left. You will apply technical judgment to integrate LLMs for test authoring and failure triage while maintaining high trust in automated suites.

• Senior level role
• React Native + TypeScript
• Maestro & AI testing
• Fully remote or hybrid

You will drive quality engineering for Zable, Lendable’s mobile app built with React Native and TypeScript. The role is automation-first, requiring you to write test frameworks and CI tooling rather than execute manual scripts. You will leverage AI tools to accelerate test authoring and failure triage while ensuring high reliability. Working alongside software engineers and product teams, you will define the test pyramid and set standards for release readiness. Your goal is to increase release cadence without compromising on quality metrics or customer trust.

• Staff level role
• React Native focus
• AI-assisted testing
• Hybrid (UK)

Join the engineering team at Xero to develop scalable technology for small businesses. As an Associate Engineer, you will write clean code, design tests, and debug systems to support product outcomes. You will work alongside senior engineers, solving technical challenges and contributing to a supportive, inclusive environment.

• Hybrid work model
• React + JavaScript
• REST API integration
• Associate level

Venn is a rapidly growing B2B fintech company in Canada, dedicated to transforming business banking for entrepreneurs. As the only digital banking platform offering a modern solution in the region, Venn supports thousands of businesses by replacing legacy systems with efficient, user-centric tools. In this role, you will drive frontend architecture decisions, ensure high performance and accessibility, and maintain API contracts. You will work closely with other teams to continuously improve engineering processes and deliver a superior user experience.

• Senior Frontend Engineer
• Fully remote (Canada)
• React + TypeScript
• Fintech startup

Anyone AI is seeking skilled developers in Argentina to support a leading AI Lab with expert evaluation work. You will design realistic software engineering tasks, including bug fixes and feature implementations, while ensuring high-quality standards through peer reviews.

• Part-time contract
• Fully remote (Argentina)
• Python + TypeScript
• AI Lab project

Join a cross-functional agile team at Weave to develop rich desktop applications that connect local companies with their customers. You will work autonomously with product managers and backend engineers to deliver high-quality web technologies while maintaining long-term code standards.

• Senior Frontend Engineer
• Fully remote position
• TypeScript + React
• 4+ years experience

Join Anyone AI as an independent consultant working on scoped software engineering projects for a prominent AI laboratory. You will tackle real-world challenges including debugging, refactoring, and implementing new features across complex production systems. This role offers flexibility for experienced engineers who wish to manage their own schedule and take on work alongside other professional commitments. Projects are assigned based on your availability and expertise.

• Remote in Spain
• Project-based consulting
• Python + JavaScript/TS
• Flexible schedule

Anyone AI seeks Backend Developers to contribute to a project with a leading AI lab. You will design realistic software engineering tasks, including bug fixes and feature implementations, while evaluating peer submissions for quality and accuracy.

• Part-time consultant
• Python + TypeScript
• 3-7 years experience
• English required

Anyone AI seeks Backend Developers to contribute to a project with a leading AI Lab. You will design realistic software engineering tasks, including bug fixes and feature implementations, while reviewing peer submissions for quality and accuracy.

• Part-time contract
• Python + TypeScript
• 3-7 years experience
• English required

Anyone AI seeks Backend Developers to support a leading AI Lab through project-based expert evaluation. Contributors design realistic software engineering challenges, including bug fixes and feature implementations, while ensuring high-quality standards through peer reviews.

• Part-time contract
• Python + TypeScript
• AI Lab project
• Flexible schedule

Anyone AI seeks experienced Backend Developers to collaborate with a leading AI lab on project-based expert evaluation work. You will design realistic software engineering challenges, including bug fixes and feature implementations, while reviewing peer submissions for quality and accuracy.

• Part-time contract
• Python + TypeScript
• 3-7 years experience
• English required

Anyone AI seeks Backend Developers to support a leading AI Lab by creating realistic software engineering challenges. This project-based consultant role involves designing multi-file coding tasks, writing specifications, and reviewing peer submissions for quality and accuracy. You will work remotely with full control over your schedule, focusing on bug resolution, feature implementation, and refactoring scenarios. The position requires strong proficiency in Python and JavaScript/TypeScript alongside experience in production systems.

• Part-time consultant
• Python + TypeScript
• Flexible schedule
• 3-7 years exp

Join Anyone AI as a project consultant to help shape the next generation of AI coding assistants. You will create realistic backend challenges, including bug fixes and feature implementations, while reviewing peer submissions for quality and accuracy.

• Part-time consultant
• Python & TypeScript
• 3-7 years experience
• Flexible schedule

Join NewtonX as a Staff Frontend Engineer to own the architecture of high-performance, accessible web applications used by major tech companies. You will write production code while establishing systems and standards that elevate the entire engineering department. This hands-on leadership position focuses on complex research workflows, requiring deep expertise in React and TypeScript. You will partner with design and backend teams to deliver precise, defensible research intelligence tools.

• Staff level role
• React + TypeScript
• $180k-$240k USD
• Equity included

Join ClickUp as a Senior Frontend Engineer to help shape the future of work by building an AI-converged workspace. You will partner with product, design, and backend teams to deliver high-quality, scalable features that unify tasks, docs, and chat. The ideal candidate balances speed with maintainability, leveraging AI tools daily while architecting efficient frontend solutions. You will take ownership of complex challenges, ensuring strong test coverage and optimal user experience across the platform.

• Senior Frontend Engineer
• Angular and React
• TypeScript + RxJS
• Fully remote role

Join ClickUp as a Staff Frontend Engineer to drive the architecture and development of major frontend systems. You will solve complex technical challenges, improve engineering velocity, and shape the direction of the frontend landscape while working in an AI-first culture.

• Staff level role
• Angular and React
• Visa sponsorship possible
• AI-native company

You will join the Prospect UI Solutions team at Constructor, an AI-first ecommerce search platform. Your main focus is creating optimized product discovery demos for prospective customers by integrating their data and user interfaces with Constructor's services. The role combines fullstack development with direct support for the sales team, helping to secure deals with major brands. You will build dashboards, validate data quality, and contribute to open-source JavaScript UI libraries.

• Fully remote worldwide
• React, Node, Clickhouse
• Sales support focus
• Unlimited vacation

Join the team developing an AI-first platform that helps users create websites and web apps. You will design and develop backend systems and APIs, taking ownership of features from concept to deployment while collaborating with cross-functional teams. This position offers high autonomy and mentorship opportunities, allowing you to grow from mid-level to senior engineer while working on scalable solutions for millions of clients worldwide.

• Fully remote worldwide
• Node.js + TypeScript
• PostgreSQL or MySQL
• Kubernetes & Docker

Join Vantage as a Full Stack Engineer to develop performant systems that power retail media orchestration. You will collaborate with engineers and product managers to deliver robust, user-focused features for enterprise retailers.

• Fully remote (North America)
• 3+ years experience
• React + Python
• SaaS product focus

Join the Consumer team at Kraken to shape the app experience for millions of traders. You will build and iterate on web and mobile interfaces that help users buy, sell, and manage crypto assets. The team works globally with a focus on measurable outcomes and frontend craft. You will partner with Product and Design to deliver high-quality features across platforms.

• Senior level role
• React + React Native
• TypeScript expertise
• Crypto industry

Join a team reinventing trading and investing for over 6 million clients. As a Staff Frontend Engineer, you will shape the architecture of a shared monorepo spanning web and mobile platforms. You will drive technical direction through code ownership and cross-team collaboration rather than management.

• Staff level role
• React + React Native
• TypeScript monorepo
• No people management

Shape the frontend architecture and engineering direction for a platform serving millions of clients. You will work closely with code to solve complex system problems, improve developer tooling, and enhance shared libraries across web and mobile applications.

• Staff level role
• React + React Native
• TypeScript monorepo
• No people management

Join a team reinventing trading and investing by creating high-performance products for millions of users. You will work in small, autonomous groups that own their features from problem definition to production, with a weekly release cycle. The frontend platform spans web and mobile, reusing about 95% of code across both. You will contribute to a TypeScript, React, and React Native codebase organized in an Nx and pnpm monorepo.

• Senior Frontend Engineer
• Fully remote (Europe)
• React + React Native
• TypeScript monorepo

Join a high-velocity engineering team reinventing trading and investing for millions of users. You will own complex frontend features across web and mobile platforms, ensuring performance and correctness at scale. The team operates in small, autonomous groups with weekly release cycles. You will collaborate closely with product and backend engineers to deliver simple user experiences from complex requirements.

• Senior level position
• React + React Native
• TypeScript monorepo
• Weekly release cycle

Join a team reinventing trading and investing by creating high-performance products for millions of users. You will work in small, autonomous groups that own their features from problem definition to production, with a weekly release cycle. The frontend platform spans web and mobile, sharing approximately 95% of code between the two. You will contribute to a TypeScript-based monorepo using React and React Native, focusing on performance, correctness, and clarity at scale.

• Senior level position
• React and React Native
• TypeScript monorepo
• Web and mobile focus

Join a high-growth fintech company reinventing trading and investing for over six million clients. As a Staff Frontend Engineer, you will drive architectural direction and solve complex platform problems while staying hands-on with code. The role emphasizes technical judgment and cross-team impact rather than people management.

• Staff level role
• React + React Native
• TypeScript monorepo
• No people management

As the first dedicated QA hire at Stack AI, you will establish the foundation for quality assurance across web, API, and backend systems. You will work closely with engineers and product managers to ensure the reliability and scalability of AI-driven workflows used by thousands of customers.

• Lead QA Engineer
• Python + TypeScript
• First QA Hire
• AI/ML Platform

Join Sensor Tower as a Frontend Engineer where you will own major technical components and shape the product's technical direction. You will partner with Product Managers to define scope and ensure engineering feasibility, delivering fluid user experiences that help customers understand the digital ecosystem. In this lean organization, your voice matters. You will drive best practices in React and TypeScript, mentor peers, and collaborate with Data Science and Backend teams to ensure seamless data flow and system reliability.

• Fully remote worldwide
• React + TypeScript
• Senior level role
• Mentorship opportunities

Join Sensor Tower as a Frontend Engineer where you will define how features are built rather than just implementing them. You will take ownership of major technical components, ensuring applications remain scalable, maintainable, and fast while shaping the product's technical direction. In this lean organization, your input directly influences the user experience. You will collaborate with product managers during ideation and partner with data science and backend teams to ensure seamless data flow and system reliability.

• Mid/Senior level
• Fully remote (Global)
• React + TypeScript
• Mentorship role

You will take ownership of major technical components, ensuring applications are scalable, maintainable, and fast. In a lean organization, your input will shape the product's technical direction and help deliver fluid user experiences. Partnering with Product Managers, you will co-author requirements and ensure engineering feasibility during ideation. You will also mentor junior engineers and drive best practices in React and TypeScript across the team.

• Fully remote worldwide
• React + TypeScript
• Senior level role
• Mentorship opportunities

Join Solvd Inc. as a Cloud Engineer supporting an enterprise payments platform. You will lead the migration of legacy Infrastructure as Code from Ruby-based CloudFormation to TypeScript using AWS CDK. This position requires blending deep AWS expertise with software engineering fundamentals to design secure, scalable environments.

• AWS + TypeScript CDK
• Senior level
• IaC modernization
• Resilience testing

Join Anyone AI as a project consultant to design and evaluate complex coding scenarios. You will create multi-file tasks involving bug resolution, refactoring, and testing, while also reviewing peer submissions for quality and accuracy. This is a flexible, part-time engagement where you control your schedule and work remotely from eligible Latin American countries.

• Part-time consultant
• Fully remote (LatAm)
• Python + TypeScript
• 3-7 years experience

Anyone AI is hiring Full-Stack Developers to support a leading AI Lab through project-based expert evaluation. Contributors design realistic engineering tasks, including bug fixes and feature implementations, while reviewing peer work for quality and accuracy. This consultant role offers schedule flexibility and allows simultaneous engagement with other employers. You will work remotely, providing your own tools and managing your own time while delivering high-quality coding challenges and reference solutions.

• Part-time consultant
• Python + TypeScript
• 3–7 years experience
• Flexible schedule

Join Anyone AI as a consultant to support a major AI laboratory. You will craft realistic software engineering challenges, including bug fixes and feature implementations, while ensuring high-quality standards through peer reviews.

• Part-time consultant
• Python + TypeScript
• 3-7 years experience
• Flexible schedule

Anyone AI is seeking Full-Stack Developers to collaborate with a leading AI laboratory on expert evaluation projects. Contributors design realistic engineering tasks, including bug fixes and feature implementations, while ensuring high-quality reference code and test coverage.

• Part-time contract
• Python + TypeScript
• 3-7 years experience
• Flexible schedule

Anyone AI seeks Full-Stack Developers to collaborate with a leading AI laboratory on expert evaluation projects. You will create realistic coding scenarios, including bug fixes and feature implementations, while reviewing peer submissions for quality and accuracy.

• Part-time project work
• Python + TypeScript
• 3-7 years experience
• English proficiency

Join Anyone AI as a consultant to support a leading AI Lab by generating realistic software engineering challenges. You will design multi-file coding tasks involving bug fixes, feature implementations, and refactoring while ensuring high-quality reference solutions and test coverage.

• Part-time remote role
• Python + TypeScript
• 3-7 years experience
• Project-based pay

Join Anyone AI as a consultant to create realistic coding scenarios for an AI laboratory. You will design multi-file tasks involving bug fixes, features, and refactoring while reviewing peer submissions for quality and accuracy.

• Part-time contract
• Python + TypeScript
• 3-7 years exp
• English required

Join Anyone AI as a consultant to create realistic software engineering challenges for an AI lab. You will design coding scenarios involving bug fixes, features, and refactoring while reviewing peer submissions for quality. This is a flexible, project-based engagement where you control your schedule. You will write specifications, reference implementations, and test suites to ensure high-quality training data.

• Part-time contract
• Python + TypeScript
• 3-7 years experience
• Flexible schedule

Join Anyone AI as a consultant to create realistic coding scenarios for an AI lab. You will design tasks involving bug fixes, features, and refactoring while reviewing peer submissions for quality.

• Part-time contract
• Python + TypeScript
• 3-7 years experience
• English required

Anyone AI is seeking Full-Stack Developers to contribute to a project with a leading AI Lab. This consultant role involves designing realistic engineering tasks, including bug fixes and feature implementations, while reviewing peer work for quality and accuracy.

• Part-time consultant
• Python + TypeScript
• 3-7 years experience
• English required

Join Anyone AI as a consultant to design and evaluate complex coding scenarios for a major AI Lab. You will create multi-file tasks involving bug fixes, features, and refactoring while reviewing peer submissions for quality and accuracy. This is a part-time, remote engagement where you control your schedule and provide your own tools. Compensation is based on completed projects rather than hourly wages.

• Part-time contract
• Python + TypeScript
• 3-7 years experience
• Project-based pay

Join Anyone AI as a consultant to support a leading AI Lab by creating realistic software engineering challenges. You will design multi-file coding tasks involving bug fixes, feature development, and refactoring while reviewing peer submissions for quality and accuracy.

• Part-time contract
• Python + TypeScript
• 3-7 years experience
• English required