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Senior Blockchain Developer
Senior Blockchain Developer Remote | Full-Time | $240,000–$260,000 USD Build the Future of Web3 Are you passionate about blockchain technology and excited by the opportunity to build products that can transform…
Senior Blockchain Engineer
You will lead the architecture, development, and maintenance of blockchain infrastructure, including block builders, RPC services, and MEV toolchains. You will research emerging technologies, optimize performance and…
Talent Network Engineering Roles
You will join a curated network of freelance blockchain engineers and contribute your expertise to client projects. You will focus on engineering work while project structure, client relationships, sales, and contracts…
Engineering Manager
You will write code while leading the organisation’s technical strategy and aligning it with business goals. You will manage team sprints, guide timely delivery, select and implement technology solutions, optimize…
Backend Software Development Engineer I
You will build and scale the platform architecture using Node.js, Express.js, Ethereum blockchain, and Solidity. You will assess and address security risks, understand blockchain architecture and API design, develop…
Blockchain Developer/Architect
Key Responsibilities Design, develop, and deploy Web3 components and integrations for Citi''s Digital Asset Platform, including smart contracts, on-chain event listeners, wallet integrations, and blockchain protocol…
Software Engineer
Builds and scales a blockchain data platform that ingests petabytes of on-chain data and enables fast SQL queries, using Kotlin, Go, Java, and Rust.
Blockchain Consultant - Financial Institutions Advisory
We do Consulting Differently Recognized by Forbes as one of America’s Best Management Consulting Firms, we have in-depth experience across a wide range of industries and markets, from construction and energy to…
Software Engineer (Crypto - SV) - US - 2026
Lead the design and implementation of secure, compliant crypto infrastructure in Palo Alto, focusing on cryptographic systems, blockchain protocols, and financial regulation for Nu's global expansion.
Senior Site Reliability Engineer
Senior Site Reliability Engineer at SSV Labs, building and maintaining cloud-native infrastructure for Ethereum staking, with a focus on Kubernetes, automation, and AI-powered tooling.
Senior AI Engineer
Senior AI Engineer builds and deploys AI-powered solutions for startups, focusing on Python, vector databases, LangChain, LLMs, and RAG systems.
Associate - Systems Analyst (Blockchain) - Emerging Systems - IT
Designs, tests, and deploys cloud-native and blockchain-based systems for capital markets use cases, integrating with enterprise services and ensuring compliance with security and architecture standards.
Blockchain Developer (Java)
Senior backend engineer building scalable, secure Web3 services for wallet operations, asset transfers, and blockchain integrations using Java, Spring Boot, and Kafka in a regulated fintech environment.
Senior Front End Engineer (Angular, JavaScript)
Builds and maintains enterprise-grade digital asset trading interfaces using Angular, JavaScript, and TypeScript, collaborating with cross-functional teams to deliver intuitive UX and scalable cloud-based solutions.
Principal Software Engineer - Digital Assets (Java, Spring Boot, AWS)
Principal Software Engineer at Fidelity Digital Assets builds and maintains enterprise-grade digital asset services using Java, Spring Boot, and AWS, focusing on secure, scalable microservices for institutional and retail investors.
Principal Software Engineer (RUST, AWS, Docker, Kubernetes)
Principal Software Engineer builds and secures a crypto yield generation platform using Rust, AWS, Docker, and Kubernetes, mentoring junior engineers and collaborating with cross-functional teams.
Programador/a Full Stack
Buscamos un programador con experiencia en el desarrollo de soluciones tecnológicas relacionadas con el sector bancario, las criptomonedas y los sistemas de procesamiento de pagos. La persona seleccionada participará…
Go Backend Engineer
Design, implement, and maintain crypto exchange & payment processor integrations. Build internal services for trade aggregation, liquidity management, and risk monitoring. Collaborate with teams to deliver end-to-end crypto spending experience.
Blockchain Developer – Smart Contracts, ZK & Cross-Chain
Project Description: We need a freelance Blockchain Developer for a defined project to build smart contracts, integrate ZK proofs, and implement cross-chain settlement for a multi-chain protocol. This is a fixed-scope…