Source Job

• End-to-end delivery: Design, build, test, and ship full-stack features across frontend and backend.
• Product partnership: Work closely with Product, Design, and Data to turn customer needs into reliable software.
• Code quality: Write clean, maintainable, well-tested code and hold the team to a high bar through reviews.

FutureFit AI is an AI-powered platform that helps people get to better jobs faster and cheaper, focusing on those facing barriers to opportunity. The company has a team of 30-50 across the US and Canada, with a culture of high velocity, high intensity, and high trust.

• You will help shape the future of our Horizon platform by working end-to-end across frontend, backend, infrastructure, data, and tooling.
• You will work with product managers, customers, and engineers to understand requirements, formulate solutions, and break work into executable plans.
• You will build and ship software, leverage AI tools and agents, and improve engineering systems and developer productivity.

SkySpecs builds the Horizon platform for wind and solar inspection and asset management. The company values autonomous, outcome-driven engineering and leverages AI as a force multiplier for strong engineers.

• Own end-to-end feature development, shipping production-ready full stack applications with clean, scalable code.
• Collaborate cross-functionally with product, design, and engineering teams to define and execute technical solutions.
• Contribute to system architecture and technical decision-making across frontend, backend, APIs, and databases.

Jobgether uses an AI-powered matching process to ensure your application is reviewed quickly and fairly. They support hiring for various companies and manage initial candidate screening.

• Build full-stack applications with TypeScript, React, Python, and Go.
• Collaborate with product, design, and customers to solve real-world problems.
• Develop AI-powered developer tools and operate in mission-critical environments.

Istari Digital builds modern web applications, developer tools, and AI-powered workflows for aerospace and defense customers. Their remote team focuses on delivering secure, high-performance systems for mission-critical environments.

• Build features, fix bugs, and gradually take on more ownership as you learn the product.
• Work with React, Typescript, NestJS, Python, and AWS.
• Leverage AI tools to move fast and learn faster alongside senior engineers.

Cello is the Revenue Growth Infrastructure for modern digital businesses, turning word-of-mouth into a systematic, measurable growth channel. They are a small, remote-first team of serial founders and operators from companies like Twilio, Wise, and Skype, with $10.3M raised and 30+ new customers every month.

• Own product outcomes end-to-end: from identifying user problems to shipping, measuring, and iterating.
• Build frontend experiences and scalable backend services for ranking insights and analytics.
• Design and implement LLM-driven workflows and data pipelines for large-scale processing.

Saas.Group is a portfolio powerhouse that acquires and grows small B2B SaaS companies into industry stars. With a fully remote team of nearly 350 colleagues across 44 countries, they foster a culture of innovation and collaboration.

• Own features from concept to deployment and design, build, test, and release production-ready software.
• Refactor and improve existing codebases, debug and maintain AI-generated applications for production.
• Collaborate with globally distributed teams to improve scalability, maintainability, and performance.

Doneverse is a fast-growing technology and digital services company that supports founders and businesses across the United States, Australia, and global markets. They offer a high-autonomy engineering environment and focus on building and scaling production-grade systems.

• Build backend services, APIs, and data layers powering product domains like outreach automation, payments, reporting, and analytics.
• Own data modeling, ETL, and vendor SDK integrations while contributing to React frontend and internal tooling.
• Partner with Product throughout the development lifecycle, author technical specs, and contribute to CI/CD and development infrastructure.

Pearly is a B2B SaaS and payments company serving over 2,500 dental offices. They are scaling rapidly with a hyper-modern stack and a focus on shipping impactful capabilities.

• Design, develop, and deliver high-quality full-stack applications using TypeScript, Node.js, Next.js, React, and C#/.NET.
• Build clean, maintainable, and well-tested code with strong emphasis on quality, accessibility, and performance.
• Work autonomously within a collaborative, fast-paced agile team, leveraging AI-assisted tools to drive product impact.

Smart Working connects skilled professionals with global teams for full-time remote roles. It is known as one of the highest-rated workplaces on Glassdoor, offering a supportive community and growth opportunities.

• Lead the development of scalable, secure, and high-performance applications using React and modern backend technologies.
• Mentor and guide developers, conduct code reviews, and participate in hiring decisions to scale the team.
• Collaborate with UI/UX designers, product managers, and stakeholders to translate business requirements into technical solutions.

CareTria develops cutting-edge healthcare technology platforms. The company fosters a collaborative engineering culture focused on innovation and continuous learning, with a team scaling through mentorship and resourcing.

• Design and scale systems to drive provider growth, from acquisition to retention.
• Lead technical projects from concept to delivery, navigating trade-offs.
• Mentor engineers and foster a high-performing engineering culture through code reviews.

Rula is a mental health company dedicated to treating the whole person with evidence-based and compassionate care. It is a remote-first company with most employees in the U.S., emphasizing diversity, equity, and inclusion.

• Ship features, fixes, and improvements that make the product better, working with founders, customers, and teammates to solve the most important problems.
• Review PRs, give feedback on plans and architecture, and share best practices for squeezing quality out of the latest models.
• Take ownership by planning projects, addressing bot feedback, jumping into customer channels, and bringing demos to Friday demo day.

Mastra builds the open-source TypeScript framework for AI agents, created by the team behind Gatsby. It has raised $35M from Y Combinator and Spark Capital, with over 25,000 GitHub stars and 1M+ weekly npm downloads, operating as a small, fully remote team.

• Develop scalable platforms, services, and internal tooling to power Rula’s Revenue Cycle Management operations.
• Build and maintain systems supporting payments, claims submission, and operational workflows across the revenue cycle.
• Collaborate with engineering, operations, and business stakeholders to improve efficiency, reliability, and cost effectiveness.

Rula is a mental healthcare provider dedicated to evidence-based, compassionate care that empowers individuals to take charge of their well-being. As a remote-first company, we hire in most U.S. states and foster a culture of inclusion, diversity, and equity.

• Design, build, and maintain full-stack features that solve real customer problems for transit agencies.
• Partner with Product, Design, and Engineering to validate customer needs and technical approaches.
• Apply modern software engineering practices, prototype rapidly, and uplevel teammates through code reviews and pairing.

We are the leading transit data platform helping cities move more efficiently by providing real-time passenger information and improving service performance. Over 200 transit agencies in 12 countries rely on us to improve on-time performance by up to 40%, and we are a fully distributed team of mission-driven professionals.

• Build and ship high-quality product experiences across the stack, with attention to speed, reliability, usability, and craft.
• Design and implement clean frontend systems in React and TypeScript, and develop APIs and backend services.
• Own problems end to end, from idea formation through technical design, implementation, and long-term maintenance.

Ondo Finance provides institutional-grade, blockchain-enabled investment products and services, with a technology arm developing decentralized finance and an asset management arm creating tokenized funds. Founded by ex-Goldman Sachs team members, the company is fully remote, well-capitalized, and backed by top investors like Founders Fund and Coinbase Ventures.

• Own and deliver quarterly goals for your team, leading through ambiguity.
• Collaborate with product, design, and analytics to articulate technical constraints and make decisions.
• Foster a culture of quality and ownership through code review and design standards.

Affirm is a financial technology company that offers buy now, pay later services with no hidden fees. Zero To One is a small, autonomous innovation lab within Affirm focused on rapid prototyping and AI-powered solutions.

• Design, develop, and maintain Natera's patient-facing web portal and microservices.
• Collaborate with product managers and UI/UX designers to implement high-standard technical solutions.
• Build and support highly available systems using modern and legacy technologies within the AWS ecosystem.

Natera is a global leader in cell-free DNA testing, focusing on oncology, women's health, and organ health. The company employs a highly dedicated team of statisticians, geneticists, doctors, and engineers from world-class institutions, fostering a culture of hard work and growth.

• Develop end to end, owning features from concept to production.
• Collaborate with engineers and others to build and integrate internal and external APIs.
• Write clean, secure, scalable code in Python, SQL, and Typescript, and optimize new and legacy code.

BetterHelp removes traditional barriers to therapy and makes mental health care more accessible. As the world's largest online therapy service, founded in 2013, with over 30,000 licensed therapists, the company deeply invests in employee well-being and professional development.

• Build end-to-end features from database to UI across the customer-facing web app, APIs, and integrations.
• Drive requirements from ambiguous asks to concrete specs and shipped outcomes in tight feedback loops.
• Use AI tools like Claude Code for efficient execution and own the quality bar for every PR.

CertifID protects large real estate transactions from fraud by operating at the intersection of identity, payments, and fraud prevention, serving title, escrow, and lending markets. With 1.46 million transactions protected in 2025, they have a growing, product-focused engineering team.

• Build and scale the production version of the core customer onboarding platform through hands-on development.
• Ship critical, high-impact features that directly influence the user experience and drive growth.
• Optimize frontend and backend performance and integrate key third-party APIs for payments, analytics, and messaging.

Homera Health builds some of today's largest and fastest-growing D2C telemedicine brands. As a diverse, global team expanding market operations, we hire world-class talent to build next-generation virtual healthcare experiences.