Build the core AI platform that powers a copilot inside a new, AI-native trading experience.
Develop a high-performance backend in Rust supporting streaming responses, low-latency tool execution, caching, and reliable orchestration of model plus tools.
Design robust APIs and runtime components for AI capabilities including authentication, rate limits, auditing, tracing, retries, and fallbacks.
Clear Street is a diversified financial services firm replacing legacy infrastructure used across capital markets. Founded in 2018, the company has built a cloud-native clearing and custody system and supports billions in trading volume per day, with a culture focused on collaboration and diversity.
Design and build secure infrastructure for AI-assisted development and testing.
Implement data-access security across the platform and cross-cutting application features.
Manage your own projects, communicating designs, plans, and status updates proactively.
HomeVision builds AI-powered software for the $13 trillion mortgage industry. Their small, hungry team values ownership, low ego, and clear communication, tackling hard problems from design to deployment.
Design, build, and maintain core AI capabilities that power intelligent experiences across the platform.
Develop reusable capabilities for model integration, reasoning, and evaluation.
Optimize AI systems through experimentation, quantitative evaluation, and iterative refinement.
Legion embeds intelligence inside complex systems, unlocking data and accelerating human workflows for government and enterprise. They collaborate with world-class partners like Palantir and Nvidia, building intelligent infrastructure with a team of bold thinkers.
Work on core Radar products using TypeScript, Rust, Python, and Scala.
Build highly available systems with 99.99%+ monthly uptime.
Own the internal development platform and integrate safe AI-enabled development practices.
Radar is the global leader in geolocation, providing geofencing SDKs, maps APIs, and AI-enabled solutions for marketing, fraud, and operations teams. They have raised $85.5M from top investors, process over 1 billion API calls per day, and have a high-performance culture with ambitious teammates.
Design, build, and maintain backend APIs and services that power our AI workflow platform at scale.
Own complex projects end-to-end from architecture through production with full ownership and quick iteration.
Collaborate with a remote-first team to ship multiple times per day, using AI coding tools to accelerate development.
We're building an AI-native platform that helps marketing and creative teams at top e-commerce brands understand which ads are working and ship more winning creative across major ad platforms. We're a Series B remote-first team, currently under 100 headcount, growing 2.5x year over year, led by second-time founders.
Architect context pipelines for AI agents, curating what enters the context window so agents produce reliable, mergeable code.
Design and maintain agent-ready systems with well-bounded repos, comprehensive test suites, and CI/CD pipelines.
Serve as an AI Champion, mentoring engineers on AI-assisted practices and contributing to org-level AI tooling evaluations.
OLX builds marketplace ecosystems enabling millions to buy and sell cars, find homes, land jobs, and trade secondhand goods. Backed by Prosus, the company spans 7 markets with 50+ nationalities and a culture that is ambitious, fast-moving, and built on trust.
Partner with product and clinical teams to turn vision into shipped product, owning architecture end to end for new member- and care team-facing experiences.
Apply broad technical judgment across languages and systems, using modern engineering and AI-assisted tools to quickly evaluate tradeoffs and guide delivery.
Set the quality bar with clean, well-tested, scalable code and mentor other engineers to remove ambiguity and ship fast.
Omada Health is reverse engineering the way healthcare is delivered in America, focusing on chronic conditions between doctor visits. They have served over two million members across 2000+ employers and health plans and are a certified Great Place to Work.
Set technical direction for backend development, designing scalable web application systems alongside AI coding agents, while mentoring and elevating team programming maturity.
Contribute to new product development of complex in-browser applications, balancing customer-facing features with technical debt cleanup for sustainability.
Architect and implement applications applying ML techniques to large data volumes, designing systems for good performance and reliability with structured human oversight.
Machinify is a leading healthcare intelligence company with expertise across the payment continuum, delivering value and efficiency to health plan clients. Deployed by over 85 health plans representing more than 270 million lives, the company fosters a culture of curiosity and engineering excellence.
Own critical parts of the AI agent platform, designing systems and writing production code daily.
Build AI agent pipelines for document parsing, extraction, analysis, and pricing.
Define engineering standards through CI, linters, and code review, and contribute to hiring decisions.
RYZ Labs is a startup studio founded in 2021 by experienced entrepreneurs who have worked at top tech companies. They build industry-defining companies with a remote team distributed across the US and Latam, fostering a culture of autonomy and efficiency.
Contribute to the Platform Readiness team's agentic workflows on the Duo Agent Platform, designing and implementing automated evaluation of platform readiness.
Evolve the platform requirements knowledge base by contributing to schema design, validation tooling, and CI systems for cross-platform readiness.
Build integration surfaces that enable feature teams to engage with platform readiness tools directly in their existing workflows like issues, merge requests, and CI/CD pipelines.
GitLab is the intelligent orchestration platform for DevSecOps, enabling organizations to increase developer productivity and accelerate digital transformation. With over 50 million registered users and trust from 50% of the Fortune 100, GitLab fosters a high-performance culture driven by values and continuous knowledge exchange.
Build and scale mission-critical order and execution management infrastructure in Rust.
Design systems balancing low-latency execution, fault tolerance, and correctness across distributed trading workflows.
Translate evolving regulatory and market structure requirements into reliable, testable platform capabilities.
Clear Street is a diversified financial services firm modernizing the brokerage ecosystem with a cloud-native clearing and custody system. Founded in 2018, the company is a small, growing team with a meritocratic culture that champions collaboration.
Design and build scalable backend systems for Midnite's internal back office platform.
Lead and mentor a small team of engineers while remaining hands-on in delivery.
Productionise and deploy AI-powered tools for engineering and business use cases.
Midnite is a next-generation sports betting and gaming platform built for a new wave of players. We are a high-performance team of over 400,000 players operating at pace, with high ownership and constant iteration.
Build and ship MVPs fast, working hands-on with LLMs, APIs, and AI-assisted workflows.
Use tools like Copilot, Cursor, GPT, and Claude daily to ship AI-powered product inside high-growth startups.
Work fully remote with flexible schedules, part-time or side gig, with some US time overlap.
Futureproofing is a talent platform focused on embedding high-caliber engineers into startups building AI-driven products. They match intentionally, not through keyword filtering, and focus on output, ownership, and shipping speed in a developer-first model.
Design and build the trigger system linking GitLab events to AI-powered Duo Flows.
Architect for high availability and throughput in a multi-service environment.
Collaborate cross-departmentally to integrate triggers with the broader agent ecosystem.
GitLab is an intelligent orchestration platform for DevSecOps, enabling organizations to increase developer productivity and improve operational efficiency. With more than 50 million registered users and over 50% of the Fortune 100 as customers, GitLab fosters a high-performance, values-driven culture where every voice is valued and innovation flourishes.
Design and build the client-side telemetry system in the Rust core for SDK observability across all platforms.
Evolve support bundles and reduce logging overhead to ensure near-invisible performance impact.
Own Rust SDK development, customer support, and direct engagement with debugging production issues.
Ditto builds a peer-to-peer sync engine for real-time data at the edge. With over $145 million in funding and a globally distributed team, we are a fast-growing startup committed to diversity and inclusion.
Set technical direction for the DAP Repository Flows team, making architecture decisions for onboarding and autonomous repository flows.
Lead the design and delivery of agents that operate on customer codebases, building on the Duo Agent Platform.
Mentor senior and intermediate engineers, review designs and code, and elevate the team's overall technical quality.
GitLab is an intelligent orchestration platform for DevSecOps that enables organizations to increase developer productivity and improve security and compliance. More than 50 million registered users and over 50% of the Fortune 100 trust GitLab, which fosters a high-performance culture driven by values, async-first collaboration, and continuous knowledge exchange.
Design and develop backend services using Python and Go to support experiment platform APIs.
Build scalable APIs, data models, and developer tools to simplify research workflows.
Collaborate with cross-functional teams to deliver solutions aligned with evolving technical needs.
This role is with a partner company focused on AI research infrastructure. The team is remote-first, international, and emphasizes engineering quality and ownership.
Develop backend services using Rust and related technologies.
Collaborate with the team using Agile/Scrum methodologies.
Ensure code quality through Git version control and SQL database management.
Two-Up is a growing start-up working on the principles of a software house. They are a small, flexible company with a supportive team that values project quality and humor.
Build shared services, APIs, and workflows supporting administrative experiences, integrations, and core platform capabilities.
Design reliable backend systems for cross-domain business flows and apply AI effectively throughout the software lifecycle.
Contribute reusable engineering skills and patterns, partner with peers, and own quality through testing and production ownership.
ezCater is the #1 food tech platform for workplaces in the US, making it easy for organizations to manage food needs from over 125,000 restaurants nationwide. The company values work/life harmony and offers a high-performing, innovative environment with engaged and passionate colleagues.