Source Job

• Build and maintain product interfaces in TypeScript, React, TanStack Query, MaterialUI and BaseUI.
• Translate product requirements into specs and design component APIs that stay readable and extendable.
• Partner with product managers, designers, and backend engineers to shape APIs and improve user experience.

Plentific is a property technology platform that coordinates repairs, maintenance, and contractor workflows for housing providers across the UK and Germany. Headquartered in London with a remote team across Europe, it is expanding its platform and integrating AI throughout the product.

• Own and deliver quarterly goals for your team, leading engineers through ambiguity to solve open-ended problems.
• Collaborate with product, design, and analytics to articulate technical constraints and make risk-aware decisions.
• Support operations and availability by creating metrics, escalating issues, and fostering a culture of quality and ownership.

Affirm provides transparent, pay-over-time financial services with no hidden fees. It is a remote-first company that values care, transparency, and flexibility, with a focus on inclusive employee benefits.

• Build and ship end-to-end product capabilities across frontend and backend systems.
• Develop user experiences using TypeScript and React, along with services and APIs using Go, Python, or comparable tools.
• Collaborate with Product, Design, Data, and engineering partners to balance usability, performance, reliability, and time to value.

LaunchDarkly provides a feature management platform that helps engineering teams ship software and AI with speed, safety, and control. They are a growing company that values humble, open, collaborative, and kind teams.

• Drive front-end architecture and technical strategy across the NodeZero platform.
• Mentor engineers and lead complex initiatives spanning multiple teams.
• Build scalable, reusable UI systems and developer workflows in React and TypeScript.

Horizon3 is a fast-growing, remote cybersecurity company whose NodeZero platform delivers autonomous pentesting to find, fix, and verify attack vectors. It's a team of ex-special ops and startup engineers focused on collaboration, ownership, and results.

• Build application components and pages with modern frontend frameworks.
• Implement real-time data feeds and pipelines using WebGPU, MQTT, and Redpanda.
• Design data models and integrate machine learning models into the application.

Spear AI is a defense contracting company that builds a data management and artificial intelligence platform for maritime domain awareness, including sonobuoy sensors and SONAR data processing. The team is small with a flat organizational structure where employees collaborate directly with leadership and focus on mission-critical work.

• Lead and evolve the architecture of the core platform, including React frontend, Node.js/Express APIs, Postgres, and AWS ECS infrastructure.
• Mentor engineers across all levels through pairing, review, and coaching, establishing engineering standards and practices.
• Partner with engineering leadership and product to scope and de-risk large technical initiatives, driving delivery and production support.

AnswersNow is trailblazing the future of autism therapy with an innovative virtual ABA therapy platform designed by clinicians to make therapy more immediate, accessible, and effective. The company operates fully remote with a team focused on reshaping autism therapy, though its specific size and culture details are not provided.

• Develop and maintain React micro-frontend solutions for a payments platform.
• Add new payment methods and deliver features, bug fixes, and reliability improvements.
• Write comprehensive unit, integration, and end-to-end tests for production-ready changes.

We are a payments platform building high-scale, mission-critical web applications. Our engineering culture emphasizes reliability, testing, and collaborative ownership.

• Own features end-to-end from problem space to technical modeling and UX execution.
• Build complex backend systems and intuitive frontend interfaces to fight fraud.
• Collaborate with Design, Data, Product, and Account Management teams.

Sardine is the leading agentic risk platform for fighting financial crime, helping organizations stop fraud and automate AML operations. Remote-first and values performance over hours, hiring self-motivated individuals with extreme ownership.

• Shape the end-to-end user experience of the Hypori Console by gathering feedback from stakeholders and defining efficient interaction patterns.
• Lead front-end architecture for the Console, including component structure, state management, and build tooling, while staying fluent in backend services.
• Deliver features end-to-end from UI through REST APIs in a microservices environment deployed on Kubernetes, with a focus on accessibility and security.

Hypori, Inc. is a high-growth cybersecurity SaaS company transforming secure mobility with a virtual workspace platform that lets users access enterprise apps and data from any mobile device without storing data on the endpoint and ensuring total personal privacy. Backed by $55M in funding from investors including UBS, AE Industrial Partners, Hale Capital Partners, and GreatPoint Ventures, it is expanding into new commercial and regulated markets.

• Design, build, and ship full stack features for our digital health platform.
• Own major parts of the codebase and lead project execution with cross-functional teams.
• Write clean, tested, high-performance code while elevating engineering standards.

Nourish is an AI-native digital health system that matches patients with dietitians, physicians, medications, lab testing, and AI agents for insurance-covered care across all 50 states. Founded four years ago, it has completed millions of appointments, tripled yearly, and raised $215M, fostering a high-bar, no-ego culture.

• Serve as the frontend technical lead for CMG's DataLab product, guiding architecture and best practices using React and TypeScript.
• Collaborate with product managers and engineers to translate complex business requirements into clean, maintainable code.
• Champion design consistency, accessibility, and product quality while leveraging modern agentic coding tools.

Capital Markets Gateway is a capital markets-focused fintech transforming global equity capital markets through data, technology, and connectivity. Founded in 2017, the company serves 25 global investment banks and 135 asset managers with $40 trillion in AUM, fostering a collaborative and innovative engineering culture.

• Lead front end and full stack initiatives from ambiguous problem to shipped, measured outcome.
• Partner with product and design to define architecture and customer experience.
• Own performance, stability, accessibility, and maintainability across the stack.

Grove Collaborative is a sustainability-focused consumer products company creating household and personal care essentials. It is a certified B Corp and Public Benefit Corporation, with a data and goal-driven engineering culture operating in small autonomous teams.

• Write production-grade code in C# and JavaScript/TypeScript across backend services and web applications.
• Design scalable, fault-tolerant architectures and APIs while leveraging AWS services.
• Mentor mid-level and junior developers and collaborate with product, design, and QA teams.

Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their global teams. We curate top LATAM talent and connect professionals with long-term, high-impact opportunities while providing full employer-of-record support.

• Solve complex problems and own the success of your solutions as you architect, build, test, and deliver full-stack products.
• Communicate, collaborate, and develop with engineers, platform teams, product managers, designers, and support teams.
• Build upon skills across technologies such as Go, GraphQL, Typescript, React, and MySQL, while owning the operational health of production systems.

Samsara is the pioneer of the Connected Operations Cloud, a platform that helps organizations harness IoT data to improve safety, efficiency, and sustainability of physical operations. As a recently public company, Samsara fosters a culture of growth mindset and collaboration, with a team of builders focused on long-term impact.

• Build and improve responsive web experiences across Rare Candy’s collector-facing product.
• Develop maintainable interfaces using React, TypeScript, and modern web tooling, integrating with GraphQL APIs.
• Own features from technical planning through implementation, testing, and production, collaborating with product and design.

Rare Candy is revolutionizing the $25 billion trading-card industry with an AI-powered card scanner and collection tools for Pokémon, MTG, and more. They are a 10-person product team that is profitable, has experienced 10x revenue growth, and fosters a high-trust, low-ego culture.

• Build and own key features for a petabyte-scale observability platform, focusing on frontend and backend systems.
• Collaborate with open-source contributors and customers to solve challenges and shape the product roadmap.
• Tackle challenging technical problems to supercharge the platform's speed and scalability while delivering a seamless developer experience.

ClickHouse is a company building an open-source observability platform that turns telemetry data into actionable insights for developers. It is a globally distributed, remote-friendly startup operating in over 25 countries, with a culture that values flexibility and in-person connection.

• Architect and evolve the runtime frontend platform powering highly customized user experiences at global scale.
• Build scalable UI using React, TypeScript, Node.js, and microfrontend concepts.
• Drive reliability, performance, and engineering standards across cross-functional teams.

A technology company building a frontend platform that powers customized user experiences at significant global scale. They foster a collaborative, knowledge-sharing culture with a focus on engineering excellence, reliability, and mentorship.

• Design, build, and maintain high-performance web applications using React and TypeScript.
• Improve client-side performance, code reusability, testing coverage, and WCAG accessibility standards.
• Collaborate with UX Designers and backend engineers to define API contracts and deliver cutting-edge features.

SimSpace is an AI Proving Ground that unifies training, testing, and validation in realistic, live-fire simulations for organizations worldwide. Founded in 2015 by experts from U.S. Cyber Command and MIT Lincoln Laboratory, the company fosters a culture of continuous learning, curiosity, and professional growth.

• Design, build, and maintain scalable full-stack web applications using JavaScript, TypeScript, React, and Node.js.
• Architect robust web solutions and lead the creation of RESTful APIs with modern state and component lifecycle management.
• Implement automated testing, event-driven analytics, and cross-team collaboration to deliver production-ready features.

We are a Managed Nearshore Teams provider headquartered in Austin, specializing in building and embedding high-performing software development teams. We deliver customized solutions by connecting global talent with innovative client projects, and our culture values expertise, creativity, and impact.

• Build and maintain Typescript driven web applications with in-house and open source frameworks.
• Collaborate with teams to design, develop, test, implement, and support full-stack solutions.
• Perform code reviews and technical documentation for peers.

Evolve makes vacation rental easy for everyone. The team runs on curiosity, communication, and accountability, striving for exceptional experiences for owners and guests.