Source Job

• Design, build and ship well-tested features across our platform.
• Collaborate closely with Product and Design to understand problems and requirements.
• Incorporate AI tools and workflows into your day-to-day development practice.

Thirdfort is on a mission to protect society from fraud and money laundering, having already protected over 3 million people. They are FCA regulated and have raised over $33m in capital from leading Fintech investors.

• Build, test, ship, and maintain high-quality software across Seso’s platform.
• Use modern AI tools to improve your own engineering speed and quality across coding, debugging, testing, documentation, refactoring, and technical exploration.
• Help design and build product features that use LLMs, agents, structured data extraction, summarization, recommendations, search, classification, document understanding, or other AI-enabled capabilities.

Seso is modernizing the back-office for farms by building the premier platform for agribusiness to hire and manage their workforce and improve the lives of agricultural workers. They have raised over $60M from Tier I investors and have been recognized with awards including Forbes Rising Stars and Andreessen Horowitz's American Dynamism 50.

• Embed with GTM functions like Sales, SDR, and RevOps to ship internal tools and automations that remove bottlenecks.
• Build the intelligent signal layer by ingesting data and routing it to the right rep at the right moment.
• Ship AI agents into rep workflows and move from prototype to production in under two weeks.

Backblaze (NASDAQ: BLZE) is the storage cloud purpose-built for the AI economy. We power the NeoClouds, GenAI media platforms, and ISVs reshaping how the world stores and moves data.

• Accelerate engineering productivity by building AI coding tools, infrastructure, and documentation.
• Own the agentic development environment and build MCP server integrations.
• Collaborate with engineers to address root causes of struggles with AI agents.

Hightouch is an Agentic Marketing Platform powered by the Composable CDP. Founded in 2019 and headquartered in San Francisco, the team is ambitious, impact-driven, and efficient, with humility, kindness, and compassion essential to their success.

• Design and build small, high-impact full-stack tools from concept to deployment.
• Own the full SDLC: design, development, testing, deployment, and iteration.
• Leverage AI-assisted development tools to accelerate delivery and code quality.

Crosslake Technologies helps private equity investors and portfolio company leaders drive value creation through technology. The company operates with small, highly capable engineering pods and values service, curiosity, credibility, commitment, and creativity.

• Design and develop AI-powered developer tools using Claude-based technologies and modern agentic frameworks.
• Build intelligent agents and automated workflows to improve software development lifecycle efficiency.
• Rapidly prototype and iterate proof-of-concept solutions for AI-driven automation and integrate with existing engineering platforms.

Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their global teams. They connect top LATAM talent with international product companies, providing full employer-of-record support and long-term career development.

• Design, build, and maintain internal web applications that automate workflows and reduce costs.
• Translate business requirements into scalable software using AI-assisted development tools and modern engineering practices.
• Identify automation opportunities by evaluating existing systems, tools, and manual processes.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies by objectively evaluating applications. They emphasize fast, data-driven recruitment and maintain a supportive, people-first culture with remote work opportunities.

• Design, develop, and deploy scalable AI solutions using RAG, agentic frameworks, and MLOps.
• Collaborate cross-functionally on cutting-edge projects integrating tools like LangChain, CrewAI, and Google ADK.
• Apply advanced prompt engineering and monitor AI application performance to ensure robust solutions.

Blend is a premier AI services provider that co-creates meaningful impact for clients through data science, AI, technology, and people. The company fosters a collaborative culture with opportunities for learning and growth across a diverse team.

• Ship fast by fixing bugs, shipping features, and automating recurring requests end-to-end.
• Work with AI daily, building AI-enabled workflows using tools like Cursor, Claude Code, or Copilot.
• Partner cross-functionally to translate operational pain points into technical tasks and solve them.

Influur builds AI-powered influencer marketing campaigns with a single prompt. The platform is trusted by Sony Music and Warner Music Group and aims to scale to every founder, marketer, and creator.

• Design and optimize scalable, secure, and maintainable AI-powered software solutions, integrating machine learning models and generative AI services.
• Champion engineering excellence by writing high-quality, well-tested code and guiding peers in best practices for AI integration.
• Collaborate cross-functionally to evaluate new AI capabilities and contribute to the roadmap for AI-enabled features and platforms.

BECU is a financial cooperative with 1.5 million members and over $30 billion in managed assets, focused on people over profits. With 90 years of history and a purpose-driven culture, they are one of the nation's leading credit unions, emphasizing employee support and community well-being.

• Build production-grade AI systems using TypeScript, Python, LangGraph, and modern AI approaches.
• Design and deliver agentic workflows and AI-powered products from concept to deployment.
• Mentor engineers and help establish AI best practices across the organization.

Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their global teams. They connect top LATAM talent with international product companies while providing full employer-of-record support and long-term career development.

• Build and scale high-throughput ingestion and trace-query systems for LangSmith, a purpose-built observability platform.
• Set API, SDK, and CLI standards across Python, TypeScript, Go, and Java for consistent developer experiences.
• Own integrations with AI frameworks and tools, ensuring LangSmith remains framework-agnostic and easy to adopt.

LangChain builds the foundation for agent engineering, helping developers go from prototypes to production-ready AI agents with platforms like LangSmith and open-source frameworks. With $125M raised from top VCs and 100M+ monthly open source downloads, the team is small but impactful, shaping how AI agents operate in the real world.

• 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.

• Build prototypes and POCs that showcase Tailscale for AI agents and tooling.
• Work with reference customers to integrate Tailscale, both for internal adoption and for embedding into their products to enable secure customer connectivity.
• Create reference architectures and share your work through documentation, open source, community engagement, and conference presentations.

Tailscale is building a new Internet by delivering software that makes it easy to securely interconnect people and their devices, no matter where they are. They are a fully distributed company, and teams of every size use Tailscale each day to protect their networks and share access to internal tools.

• Design, develop, and deploy AI-powered applications and full-stack solutions.
• Build and iterate rapidly on prototypes, MVPs, and proofs of concept.
• Collaborate directly with stakeholders to translate business needs into scalable implementations.

They are an AI-focused company building intelligent applications and scalable products. The team is small and fast-moving, with a culture of experimentation and rapid execution.

• Build AI-powered demo experiences using Shopify and Bloomreach's platform to showcase integrated commerce solutions.
• Enable solution consultants with self-service tools and frameworks for tailoring demos without engineering intervention.
• Ship agentic workflows with LLM integrations, agent orchestration, and real-time personalization for demo contexts.

Bloomreach builds a premier agentic platform for personalization that helps businesses connect with customers via AI agents. It serves over 1,400 global brands including American Eagle and Pandora with a small high-impact engineering team embedded in the Go-To-Market organization.

• Identify and prototype high-leverage AI opportunities across engineering, GTM, and operations to improve revenue, efficiency, and quality.
• Partner with functional owners to build internal workflow automations, prompt systems, and AI-enabled tools using approved platforms like Claude Code and Anthropic API.
• Document and share prototypes through demos and showcases, setting the standard for responsible, visible AI building.

Chainguard delivers hardened, secure builds of open source software for enterprises. Backed by leading investors, it serves Fortune 500 clients including OpenAI and Snap, and fosters a values-driven remote culture focused on security and innovation.

• Build and maintain AI-powered internal tools and automation workflows for the operations team using Cursor and n8n.
• Design and deploy AI agents that automate repetitive operational tasks end-to-end, integrating with third-party APIs and internal systems.
• Own full cycles from scoping to deployment, shipping 3-4 production releases per day, and working directly with non-technical stakeholders.

Sauce is a premier restaurant technology platform offering commission-free delivery and pickup solutions. Headquartered in NYC and Tel-Aviv, the company serves the US local restaurant market and pools seasoned tech, sales, marketing, product, and operations executives with decades of restaurant tech experience.

• Shape the product hands-on, partnering with Product to design and deliver core application components and critical services.
• Build product capabilities end-to-end using Python, Next.js, and modern backend patterns, leveraging AI-assisted development tools.
• Own technical readiness for production, including reliability, observability, performance tuning, and incident response preparedness.

CentralReach is a leading provider of autism and IDD care software for Applied Behavior Analysis (ABA), multidisciplinary therapy, and special education. Trusted by more than 200,000 users, we enable therapy providers, educators, and employers to scale the way they deliver ABA and related therapies.

• Build customer-facing AI features across the full stack, from LLM-backed flows to polished, accessible UIs.
• Ensure AI quality through evaluations, guardrails, and monitoring, designing systems that degrade gracefully.
• Own outcomes end-to-end, from problem definition through production and customer signal analysis.

Help Scout builds software for relationship businesses that earn loyalty through outstanding customer service. With over 10,000 companies using their platform, the 120+ person team is fully remote and values ownership, curiosity, and high-quality craft.