Tech jobs
Job listings
Principal Product Manager, Risk & Fraud
Principal Product Manager who owns the strategy, roadmap, and execution of Circle's risk and fraud platform — building fraud detection systems, a user-friendly rules engine, and AI/ML-driven risk decisioning across crypto and fiat rails. Requires deep fintech/crypto risk experience, AML/KYC compliance expertise, and technical fluency (APIs, SQL, event-driven architectures).
Senior Data Analyst
Senior Data Analyst at Circle (the USDC stablecoin company) working on financial reporting and regulatory compliance: partnering with accounting, treasury, finance, and product teams to design data models and reporting layers, and building scalable automated analytics using SQL, Superset, Python/R, and AI.
Senior Data Scientist
Senior Data Scientist on Circle's Fraud Analytics team, owning the prediction side of fraud: building, evaluating, and monitoring fraud models (account takeover, scams, mules, synthetic identity) and moving Circle from vendor risk scores to in-house production models. Core stack is Python, SQL, XGBoost/LightGBM, and strong statistics.
Python Developer with core Banking and payment
Job Description:Engineering and Architecture•Design, build, and maintain backend financial and payments systems flows (e.g., core banking, ACH, wire, card, and digital asset transaction processing).•Influence software…
Backend Developer ExpressJS
Backend developer for a luxury-brand NFT marketplace startup, designing and shipping microservice backend features with NodeJS/ExpressJS, Postgres, and GraphQL APIs in a CI/CD, test-driven environment. Remote-first role based in Portugal; 4+ years of backend experience required.
Finance & Accounting Analyst
Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions…
Developer Relations Intern
Internship on BNB Chain's global Developer Relations team: engaging and growing the developer community, organizing hackathons and events, creating technical tutorials and content, and supporting developers building on the blockchain. Relevant tools include Solidity, Web3.js, and smart contract platforms.
Rust Engineer (Blockchain) | Remote EU
Remote (EU-only) Rust engineer working on core blockchain infrastructure: diving into complex protocols, designing and documenting distributed systems, developing protocol-driven applications in Rust, and building testing/QA processes while collaborating with clients and open-source communities.
Lead Software Engineer
Lead Software Engineer for a decentralized (DeFi) trading platform incubated at Wintermute. You lead the engineering team, design front-end/back-end architecture, ship full-stack web3 apps in TypeScript/Python, build EVM smart contracts (Solidity/Foundry), and refine DevOps practices.
Blockchain Marketing Manager
Leads go-to-market marketing for a Bitcoin Rollups crypto/Web3 project through its token sale (ICO) and major exchange listing: building the marketing plan, creating content, running PR, influencer and community outreach, hosting events, tracking KPIs, and managing budget and agencies. Requires 5+ years in digital marketing, ideally crypto.
Desenvolvedor de Software
Back-end or front-end software developer in Sete Lagoas, Brazil (on-site, CLT) working on innovative projects using Node.js, React, TypeScript, and CI/CD pipelines, with exposure to blockchain and AI. Benefits include meal vouchers, health/dental plans, Gympass, and PLR.
Senior Security Engineer - xStocks
Hybrid security + engineering role on Kraken/Payward's xStocks team: own smart-contract audits, pentest web apps and on-chain components, harden custody/signing workflows, and respond to incidents, while also shipping regular TypeScript product work. Stack spans TypeScript/Node.js, EVM, Solana, TON, and Tron.
Founding Engineer
Founding full-stack engineer (first engineering hire) at Lygos, a startup building Bitcoin-collateralized lending using Discreet Log Contracts. Day to day you'd build TypeScript/Node.js backend services, oracle and watchtower infrastructure, Bitcoin/DLC and PSBT integration, and optionally contribute to a React Native app.
Software Engineer - Java - CF Benchmark
Java backend engineer on Kraken's CF Benchmarks Index Team, building and maintaining regulated cryptocurrency index/benchmark calculation systems. Day to day: implement new financial benchmarks, develop features end to end, and support a 24/7 real-time distributed system with tests, metrics, and alarms.
Senior Rust Developer ( Blockchain )
Senior Rust developer on a blockchain team building in the Polkadot ecosystem with the Substrate framework (compiling to WebAssembly). Day to day: designing efficient data structures, defining dapp-facing APIs, optimizing and unit-testing the Rust blockchain codebase, remotely worldwide.
Clearing Operations Analyst
About Binance.US: Binance.US is a licensed and regulated U.S. cryptocurrency exchange where users can buy, trade, hold, and earn digital assets. Recognized as a top U.S. crypto platform by Forbes (Best Crypto Exchanges…