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About Busha Since our inception in 2018, Busha has been at the forefront of digital currency exchange, offering trading options in cryptocurrencies like Bitcoin and Ethereum. Our mission is to build an open financial…
Платформа ЦФА — системы, обслуживающие бизнес Сбера по цифровым финансовым активам: выпуск, учёт и обращение ЦФА на блокчейн-инфраструктуре. Мы обеспечиваем бесперебойную работу блокчейн-инфраструктуры Сбера: ноды…
Who we are and What we do: We are a blockchain product company focused on building new businesses, trying to revolutionize the related industries using the benefits of Distributed Ledger Technologies (DLT) and…
TRM-International in London is seeking Java Engineers to work on DeFi and blockchain projects, building institutional-grade trading infrastructure. You will contribute to high-performance, low-latency systems and…
About us OpenZeppelin is the security standard onchain finance is built on. Founded in 2015, our mission is to accelerate the world's transition to an open financial system, built on open standards and secured by…
Principal Security Engineer designs and implements secure Solana programs and libraries, focusing on confidential computing primitives and SDKs, while setting technical direction for OpenZeppelin's SVM practice.
Research and audit smart contracts for blockchain protocols and financial institutions, using AI tools to find vulnerabilities and co-design secure systems with clients.
Build infrastructure for stablecoin payments, manage financial integrations, and automate treasury operations using TypeScript, Node, Postgres, and Temporal at a crypto payments startup.
Lead software engineer designing and delivering secure, scalable fintech and blockchain solutions (e.g., Ethereum-based systems, cloud-native apps) for JPMorgan Chase’s global tech teams.
PioGroup Software is a team of professionals passionate about building reliable digital products. We are looking for an experienced Strong Middle Blockchain Engineer with strong production experience working with the…
Build and maintain GromaCoin’s onchain real-estate asset platform, writing Solidity smart contracts on Ethereum/Base, connecting them to Django backends and React frontends, and deploying production DeFi integrations.
This role involves developing industrial systems for interacting with public blockchain networks, including smart contract development and integration services. The candidate will lead a development team using a stack including Rust, Golang, and PostgreSQL within a Kubernetes-based environment.
Lead the design and implementation of risk control systems for crypto fund operations, including wallet transactions, staking, and cross-chain transfers, using blockchain and backend technologies.
Ciklum is looking for an Expert Fullstack (Blockchain) Engineer to join our team full-time in Poland. We are a custom product engineering company that supports both multinational organizations and scaling startups to…
The QA Engineer will lead functional, performance, and security testing for blockchain products and DApps, developing automation tools and frameworks to ensure system reliability. The role requires expertise in Python or Golang and experience with smart contract testing tools like Hardhat and Foundry.
The Blockchain Engineer will research and develop blockchain protocols, modules, and algorithms for the Mantle ecosystem. The role requires proficiency in Go, Rust, and Solidity to build institutional-grade infrastructure for real-world assets.
Towns Protocol is hiring a fullstack engineer to build web3 applications using TypeScript, Node.js, and Go. The role involves integrating smart contracts, Layer 2 solutions, and decentralized storage while creating responsive blockchain-enabled interfaces.
The Frontend Engineer will design and maintain React-based application features, building responsive interfaces that interact with blockchain protocols using TypeScript and Go. The role involves managing APIs, optimizing performance, and collaborating with cross-functional teams in a fully remote environment.
The Backend Engineer will develop and optimize Go-based services, architect distributed systems, and integrate blockchain infrastructure for the Towns Protocol. This role focuses on building scalable, secure APIs and improving system reliability within a fully remote environment.
The Software Engineer will design and build scalable backend services and APIs to support high-volume on-chain transaction flows across multiple blockchain networks. The role involves integrating DeFi protocols and optimizing infrastructure using Node.js and TypeScript to ensure secure, reliable digital asset movement.
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