Design and implement high-performance components in Rust, C++, or Go for the DEX engine and protocol runtime.
Build low-latency pipelines for order execution, event propagation, and state updates, optimizing concurrency and memory layout.
Investigate and resolve performance bottlenecks using profiling and benchmarking, driving system design decisions for senior candidates.
Nexus is the engine for verifiable finance, building a blockchain designed to embed the global financial system into one compounding system. Headquartered in San Francisco with a growing presence in Buenos Aires, the cross-continental team is backed by leading investors and works with more than 100 partners.
Design and build proprietary advisory services (Block Trading, Portfolio management, IRA) with high quality and performance.
Write code across frontend, backend, databases, and distributed systems, wearing multiple hats in a small team.
Apply deep knowledge of low-latency systems, concurrency, and object-oriented data modeling for scalable architecture.
Alpaca is a US-headquartered global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, and more. With 400+ globally distributed team members and $400 million in funding, they foster a diverse, curious, and empathetic culture.
Own core exchange backend systems, including order matching and position management for perpetual futures.
Build and optimize the matching engine through profiling and reducing lock contention.
Design for correctness at scale with queueing and backpressure mechanisms.
Polymarket is the world's largest prediction market platform, enabling users to trade on outcomes of real-world events. The company is rapidly growing, with over $21B traded in 2025, and fosters a culture of ownership and innovation.
Design and implement new features within the Data Product space, including trust-minimized off-chain computation and aggregation of external data in blockchain environments.
Own end-to-end delivery of data products that power the largest market share of DeFi by total value secured.
Build core products with Smart Contracts using Solidity, Move, and Rust.
Chainlink is the industry-standard oracle platform bringing capital markets onchain and powering the majority of decentralized finance. The company has enabled tens of trillions in transaction value and fosters a collaborative, autonomous engineering culture.
Lead the team building Alpaca's algo trading platform, designing and architecting with a hands-on approach while writing code and making critical technical decisions.
Own technical direction, roadmap, delivery, day-to-day execution, code quality, production ownership, and people development for a small engineering team.
Require deep expertise in frontend/backend, databases, distributed systems, and low-latency trading systems, with previous leadership experience.
Alpaca is a global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, and more, serving hundreds of financial institutions across 40 countries. Our team of 400+ globally distributed members spans the USA, Canada, Japan, and beyond, backed by $400 million in funding.
Design, implement, and test distributed energy resource controls and telemetry software on customer hardware at sites around the world.
Develop high-performance, production-grade applications optimized for resource- and bandwidth-constrained environments.
Implement and enforce best security practices for critical infrastructure and cyber-physical systems, while mentoring junior engineers.
Verse is building an energy intelligence platform for the AI economy, helping large energy consumers achieve faster, cheaper, and cleaner power by combining real-time control of energy assets with complete visibility into their energy portfolio. The company is a high-growth startup backed by Bessemer, GV, Coatue, and NVIDIA, with a culture rooted in empathy, transparency, and thoughtful action.
Design, develop, and maintain core systems for market data products, ensuring reliability and scalability.
Contribute to architectural decisions and solve complex technical challenges across engineering teams.
Optimize systems for low latency and high throughput, focusing on performance improvements.
The company builds high-performance systems for modern financial markets. It is a globally distributed team of experienced engineers and financial technology specialists.
Evolving Supabase Edge Runtime, an open-source Rust-based host that runs Deno isolate and enforces per-request memory and CPU limits.
Implementing monitoring, alerting, and OpenTelemetry tracing to drive latency and reliability improvements.
Expanding functions for more use cases like AI inference, MCP servers, and improving developer experience with Supabase CLI.
Supabase is the Postgres development platform, providing a complete backend solution including Database, Auth, Storage, Edge Functions, Realtime, and Vector Search. With a globally distributed team of ~400 members across 60+ countries, they are open-source-first and move fast, building in public.
Design and implement highly scalable brokerage systems and microservices.
Collaborate with global teams to enhance the core framework and support multiple languages, currencies, and markets.
Act as incident commander during regional business hours, ensuring proactive 24x7 stability.
Alpaca is a US-headquartered global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, and more. With a global team of 400+ members spanning multiple countries, we are deeply committed to open-source contributions and fostering a vibrant community.
Design and implement scalable backend services and APIs for cryptocurrency swapping.
Build routing and aggregation logic for swap execution across multiple liquidity sources.
Integrate on-chain and off-chain data sources (RPC nodes, indexers, third-party APIs).
Biti Pro is a company building core backend systems for cryptocurrency swapping and DeFi aggregation. They are a small team focused on high-performance, scalable services.
Develop new products and features on the Gemini platform within tight-knit teams.
Write automated tests and collaborate with QA to ensure correct operation of features.
Review code for correctness, style, and security concerns.
Gemini is a global crypto and Web3 platform founded in 2014, offering crypto products and services in over 70 countries. As a publicly traded company, it focuses on bridging traditional finance with the cryptoeconomy.
Design and implement core runtime protocols for a decentralized blockchain ecosystem.
Build and maintain foundational components and tooling for developers.
Collaborate with distributed teams and contribute to open-source via peer review.
They build foundational infrastructure for the decentralized internet, focusing on Polkadot runtime development. They are a remote-first global team with an open-source culture centered on collaboration, peer review, and technical excellence.
Lead strategic client engagements, guide onboarding and adoption, and build long-term partnerships to drive success on Arbitrum.
Collaborate with product, engineering, and research teams to relay feedback and improve the platform from protocol to application layers.
Own developer success across leading application teams, solving challenges and accelerating their development.
Offchain is pioneering blockchain scalability and security, transforming how the world interacts with decentralized applications. The team consists of thinkers and doers backed by $124 million in funding, working on the Arbitrum stack that powers the most widely adopted Ethereum scaling solution.