Design and implement high-throughput, low-latency services and libraries in Rust and TypeScript
Manage the full lifecycle of on-chain wallets across blockchains - from derivation to ownership, at the scale of a global exchange
Build and maintain the systems that ensure liquidity for clients while maintaining strict compliance with regulatory requirements
Kraken is a mission-focused company rooted in crypto values, aiming to accelerate the global adoption of crypto for financial freedom and inclusion. As a fully remote company with Krakenites in 70+ countries, they develop premium crypto products for experienced traders, institutions, and newcomers.
Deliver backend services that coordinate fast, fault-tolerant cross-chain transactions across multiple blockchain ecosystems
Improve system reliability and resilience under adversarial conditions to strengthen protocol trust and uptime
Reduce transaction processing latency through optimizations in RPC usage and system performance
Chainlink is the industry-standard oracle platform bringing the capital markets onchain and powering the majority of decentralized finance (DeFi). They have enabled tens of trillions in transaction value and now secures the vast majority of DeFi.
Build and maintain Zallet (our CLI wallet) and Zcash’s Rust-based core libraries
Implement protocol features based on existing specifications and guidance
Developing and maintaining specifications to enhance, document, and support security analysis of the Zcash protocol, either led by ZODL or in collaboration with third-party developers.
ZODL (Zcash Open Development Lab) is building the software necessary to onboard billions of users to Zcash. Created by the original inventors and developers of the Zcash protocol, we deliver world-class UX for ZEC on top of our core protocol work.
Build security tools and controls that are deployed across the company
Design, develop, and deploy new core security features to public Chainlink products like the Chainlink core node
Define new processes and systems that make attacks on our networks hard to execute and easy to detect
Chainlink Labs is the industry-standard oracle platform bringing the capital markets onchain and powering the majority of decentralized finance (DeFi). Many of the world’s largest financial services institutions have also adopted Chainlink’s standards and infrastructure.
2+ years working in Crypto/Blockchain using Rust or Go or C++.
Strong software development background and knowledge of common algorithms and data structures.
Strong knowledge of writing efficient and safe code.
Trust Wallet is the leading non-custodial cryptocurrency wallet, trusted by over 200 million people worldwide. They give individuals the freedom to own their assets and confidently participate in the future economy. They are a truly global organization, with international teams and a flat organizational structure.
Designing and implementing new features within the Data Product space.
Design and own the end to end delivery of new and existing data products that power the largest market share of Defi by total value secured (TVS).
Learn more about the underlying technology in the blockchain ecosystem (Solana, Avalanche, Polygon, Ethereum, and more).
Chainlink is the industry-standard oracle platform bringing the capital markets onchain and powering the majority of decentralized finance (DeFi). Chainlink has enabled tens of trillions in transaction value and now secures the vast majority of DeFi.
Design and maintain Kubernetes clusters across multiple environments using Helm, KEDA, and HPA for auto-scaling
Architect and optimize PostgreSQL databases with schema design, migrations via Drizzle ORM, and performance tuning
Build and maintain Docker containerization with multi-stage builds and container optimization strategies
Pragmatike is recruiting for a fast-growing, YC-backed API-first company that is revolutionizing meeting automation and recording infrastructure. They provide developers with powerful APIs for meeting bots, transcription, and video processing, serving businesses that need scalable meeting intelligence solutions.
Design and implement scalable and robust backend services.
Develop APIs, integrate third-party services and Solana RPCs.
Manage databases (PostgreSQL, MongoDB), ensure data integrity and security.
Solflare is a fast-growing crypto wallet, securing over $20 billion in digital assets. Founded in 2021, they have a team of nearly 150 people with offices in Zagreb, Belgrade, and Novi Sad, plus remote teams across the globe; their culture empowers people to truly own and thrive.
Develop and maintain infrastructure that powers digital asset custody, trading, staking, and settlement for enterprise financial institutions.
Contribute to virtual accounting layers, API integrations, and multi-tenant platform architectures with guidance from senior engineers.
Write clear, concise, tested code and participate in code reviews to improve engineering practices.
Anchorage Digital is building the world’s most advanced digital asset platform for institutions to participate in crypto. They are a diverse team of more than 600 members, united in building the future of finance by providing the foundation upon which value moves safely in the new global economy.
Design, build, and maintain scalable distributed backend systems powering platform and product capabilities.
Own backend services end-to-end: from architecture and implementation to monitoring and long-term reliability.
Work closely with product and engineering peers to actively shape product decisions — not just execute specs.
Zerion builds backend systems at the core of their products and customer-facing solutions. They are a fully remote team distributed worldwide with strong team engagement and impressive retention.
Design, build and operate backend services in TypeScript/Node and GraphQL, delivering reliable, low-latency user-facing experiences.
Model data, evolve relational schemas (PostgreSQL) and optimise for correctness, performance and maintainability.
Monitor, troubleshoot and improve production systems: focusing on observability, incident response, reliability, and operational excellence.
Morpho is a leading Decentralized Finance (DeFi) lending protocol. They secured $50 million to build an open lending network giving anyone, anywhere, access to the best possible terms and have over $10 billion in deposits, solidifying itself as the new standard for DeFi lending.
Design and build core systems for our new product from scratch
Build low-latency, high-reliability services that interact directly with Solana's transaction and block building pipeline
Implement security at every layer, from transaction signing to user data protection
Jito builds the Market Layer of Solana, the infrastructure that powers real markets on-chain. They build foundational network infrastructure and are a small, profitable company with product-market fit where every team member drives significant technical decisions and shapes our product roadmap.
Partner with product managers, designers, and analysts to identify growth opportunities and turn them into high-quality, data-driven engineering solutions.
Implement reusable services and components that power marketing campaigns, onboarding, KYC, and first-funding experiences across web and mobile.
Collaborate on distributed systems that handle large volumes of global traffic while maintaining high performance and reliability.
Kraken is a mission-focused company rooted in crypto values. They aim to accelerate the global adoption of crypto, so that everyone can achieve financial freedom and inclusion. As a fully remote company, they have Krakenites in 70+ countries and are industry pioneers who develop premium crypto products.
You own the frontend code and work closely with the founder and a senior product designer and as well as our early users to integrate components and monitor and iterate UX to perfection.
From designing Postgres schemas and RLS (Supabase), to writing edge APIs to supporting our backend workers, you shape much of the core infra.
You help enable cutting-edge digital asset UX leveraging WebAuthn, integrate our smart contracts, own blockchain indexer and work with our fintech partners.
Contro is a VC-backed startup leveraging fair markets to empower people and agents. They are creating a transformative debating product that rewards sharing reasoning and insight on a wide range of topics.
Architect and own end‑to‑end delivery across web apps, APIs, and indexers to ship user‑visible impact quickly and safely.
Design a scalable API and SDK strategy with clear versioning and docs to enable hundreds of external integrators to build on Morpho.
Build high‑performance data pipelines over on‑chain events using intelligent caching and query optimization to keep UIs sub‑second.
Morpho is a leading Decentralized Finance (DeFi) lending protocol. They recently secured $50 million to build an open lending network, experiencing explosive growth with over $10 billion in deposits.
Design and implement high-performance, scalable back-end services and APIs using C# and ASP.NET Core.
Architect solutions for real-time financial data processing, trade surveillance, and portfolio analysis.
Build data pipelines and models for metrics dashboards, risk reporting, and performance analytics.
Kraken builds premium cryptocurrency products and trading platforms for a global user base. It is a fully remote company with employees in over 70 countries, operating with a mission-driven, crypto-native culture focused on security and innovation.
Develop deep expertise in blockchain protocols and on-chain operations.
Research and synthesize protocol information into actionable insights.
Translate complex technical concepts into clear documentation for diverse audiences.
Anchorage Digital provides a secure digital asset platform for institutions, offering custody, staking, and trading services. It's a diverse team of over 600 members committed to building the future of finance and fostering an inclusive workplace.
Building secure-by-default libraries and templates for engineers.
Reviewing designs for authentication, data exposure, and abuse cases.
Improving developer workflows and CI/CD guardrails to catch issues early.
Loancrate simplifies home-buying for lenders and borrowers. They are a remote team that has enabled customers to power >$85 billion in new home loans with a belief in collaboration and open communication.