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- ...traditional finance and Bitcoin. Our Tech Stack: We build with AWS, Docker, Python (Django, Flask), MySQL, MongoDB, Redis, PostgreSQL, Node.js, and more. Why work for Xapo? Impact Globally, Work Remotely. Shape the Future Improve lives through cutting-edge technology...
- ...smart contracts. What You'll Do Architecture: Design and implement scalable, secure APIs (REST/GraphQL) and microservices using Node.js (NestJS) or Go/Rust. Core Product Development: Build logic for crypto exchange order books, wallet transaction routing, and secure...Remote job
- ...workflows Implement responsive, user-friendly interfaces using Next.js and TypeScript Develop robust backend APIs and database... ..., React, TypeScript, HTML5, CSS3, JavaScript (ES6+) Backend: Node.js, API development, RESTful services Database: PostgreSQL,...Remote job
- ...backend, mobile, DevOps, and QA teams Troubleshoot blockchain node, RPC, indexing, and transaction-related issues 2. Requirements... ...~ Proficiency in Solidity and at least one backend language (Node.js, Go, Rust, Python, etc.) ~ Experience integrating wallets, exchanges...Remote job
- ..., Polkadot, Cosmos). Backend Development: Build and maintain backend infrastructure for dApps using languages like Golang, Java, Node.js, or Rust, ensuring scalability and performance. Frontend Development: Create responsive, user-friendly front-end interfaces for dApps...Remote job
- ...standards for trading systems. Monitor and maintain blockchain nodes, ensuring uptime and reliability of the trading infrastructure.... ...~ Understanding of front-end and back-end integration (e.g., Web3.js, Ethers.js, REST APIs). ~ Strong problem-solving skills and attention...Remote job
- ...interpret, and painful to maintain. Even a simple question like “Who are the largest Ethereum token holders over time?” can require running nodes, ingesting full chain history, decoding contracts, cleaning edge cases, and writing complex SQL. Blockchains are optimized for...
- ...growing. We are hiring a Web/UI Engineer to develop a data-rich and reliable user experience. These frontends are constructed using JS, CSS, React, and Flutter, and serve as Canonical’s enterprise products that act as the company's face to our users. In order to create...
- ...and optimize robust CI/CD pipelines to automate the testing, deployment, and monitoring of various custom client projects. Blockchain Node Management: Set up, maintain, and monitor secure node infrastructure for major blockchain networks (Ethereum, BSC, Solana, etc.)....Remote job
- ...NodeJS Database performance evaluation - plans, indexing, data modelling, tracing, monitoring Web browser performance insights - JS, web frameworks, tracing, CSS Performance measurement tooling - profiling, eBPF, D-Trace, flamegraphs Benchmarks and performance measurement...
- ...using Solidity or Rust) for custom client needs. Protocol & dApp Integration: Build backend APIs and integrate Web3 libraries (ethers.js, web3.js, or Anchor) to connect front-end interfaces with blockchain protocols. Security Auditing & Testing: Write extensive unit...Remote job
- ...integrating with backend services and optimizing app–backend interactions holistically rather than in isolation. Make key tradeoffs between JS/TS, RN, and native to balance performance, reliability, and iteration speed. Design and steward core platform systems (e.g., OTA,...
- ...worldwide. What You'll Do Build & Maintain: Develop highly responsive web applications, exchange interfaces, and dApps using React.js / Next.js and TypeScript. Blockchain Integration: Connect frontends to blockchain networks and custom backend APIs using Web3...Remote job
- ...production environments. 1. Responsibilities Design, deploy, and maintain cloud and blockchain infrastructure Manage blockchain nodes, validators, RPC services, and monitoring systems Build and improve CI/CD pipelines for multi-environment deployments Maintain...Remote job
- ...AdOps Specialist; Experience with G Suite, Google 360, Google Ads, Google Authorised Buyers, etc.; Have basic knowledge about Prebid JS integrations and ad servers (mainly Google Ad Manager) debugging; Any basic knowledge in web development stacks: preferably MEVN or...Remote job