3,145 Crypto & Web3 jobs
Open tech roles at companies in crypto, blockchain and web3.
Staff/Senior Java Engineer, OKX Web3 Wallet
Senior/Staff Java backend engineer on OKX's self-custody Web3 Wallet team in Hong Kong, owning core modules for address management, transaction construction/signing/broadcasting, multi-chain integration (EVM, Tron, Solana), and production stability, using a Spring Boot/Spring Cloud/MyBatis stack with growing use of AI coding tools.
Senior DEX Backend Engineer - Real-Time, Low-Latency
Join OKX's DEX Token Markets team to build and maintain a real-time, low-latency market tracking platform for decentralized exchange tokens, designing high-throughput Java systems that handle meme-coin volume spikes while keeping data accurate and available. Core stack: JVM, multithreading, networking, MySQL, caching, and message queues.
Senior Java Backend Engineer — Wallet & Blockchain
A staff/senior Java engineer owning OKX Wallet's core backend modules — address management, asset synchronization, transaction construction, on-chain broadcasting, and nonce management — in a high-concurrency, multi-chain environment, including cross-chain interactions and incident response.
Product Manager, Corporate Actions
Product Manager owning the corporate actions lifecycle at Alpaca, a self-clearing brokerage infrastructure firm, from announcement ingestion and entitlement calculation through event processing, reconciliation, and client credit. The role centers on brokerage/clearing systems, vendor data feeds, and staged automation, with room to grow into broader post-trade platform ownership.
Staff Software Engineer - Corporate Actions & Security Master
Hands-on staff engineer building Alpaca's Corporate Actions and Security Master systems for its global brokerage platform — designing securities reference data, validating event announcements, calculating entitlements (dividends, splits, mergers), and reconciling cash/position changes. Core stack includes Go, PostgreSQL, GCP, and Kubernetes.
Junior Product Manager — Atomic Mail / AtomicBot
Junior product manager at Boiler Lab's Saint Petersburg office, working on Atomic Mail (end-to-end encrypted email) or AtomicBot (an AI-agent app for macOS, Windows, and cloud). Day to day: writing specs and user flows, triaging support and community feedback, managing the backlog with devs and designers, and tracking product and growth metrics alongside a senior PM.
Senior Frontend Engineer
Reactive Markets is hiring a senior full-stack engineer to build high-performance trading platforms for FX, Equities, and Cryptocurrency. The role involves working across the full stack using TypeScript and Rust to develop real-time, data-dense interfaces and application services.
C++ Software Engineer
Reactive Markets is seeking a C++ Software Engineer to build and maintain high-performance, low-latency trading infrastructure on Linux. The role involves full-lifecycle ownership of core trading components, including pricing engines and connectivity gateways, using C++20 and Go.
Senior Analytics Engineer - Finance
Senior analytics engineer partnering with the finance team at a crypto exchange to build data pipelines, models, reconciliations, dashboards, and a trusted finance data lake, plus prototype AI-assisted automation. Core stack: SQL, Python, Git, and dbt/Spark/Airflow.
Software Engineer - Java - CF Benchmark
Builds and maintains benchmark-calculation and pricing/data services for Kraken's crypto exchange, developing backend features in Java and supporting a 24/7 high-throughput real-time distributed system. Remote role open to candidates across Latin America.
Senior Security Engineer - xStocks
Senior Security Engineer at Kraken (Payward) working on xStocks: owns security audits and questionnaires through remediation, pentests web apps, APIs, services and on-chain components, secures custody/signing workflows (MPC, HSM), and supports incident response, while also contributing TypeScript/Node.js product engineering.