8 defi jobs at 4 companies in Illinois

3mo
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Senior Software Engineer - DeFi
Chicago, Illinois, United States
$130k-$225k/yr OnsiteFull Time
DRW
DRW: Technology-driven principal trading firm operating in global financial markets
Strong software engineering fundamentals with DeFi/Blockchain experience, server-side development, JVM and Node.js/TypeScript, microservices, and distributed systems knowledge.
Kubernetes, Docker, ArgoCD, PostgreSQL, Oracle, SQS, RabbitMQ, Linux, Ansible, Nginx, Git, Node.js, TypeScript, Java, EVM, ethers.js, web3.js
1mo
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Crypto Research Associate, Finance
Chicago, Illinois, United States
$90k-$175k/yr OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
2+ YOERequires 2+ years of investment research experience, including DeFi, professional research writing, crypto and protocol knowledge, asset valuation, and strong analytical and communication skills. Advanced degree encouraged.
Python, SQL, Solidity, AWS, Azure, S3, Snowflake, APIs
1mo
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Product Manager (UX)
Chicago, Illinois, United States
$130k-$170k/yr RemoteFull Time
Index Industries: Building financial infrastructure for blockchain-based real estate investing.
5+ YOE5+ years product management (2+ in blockchain/crypto/DeFi), hands-on UX skills with Figma, user research, PRD writing, KYC/KYB familiarity, startup/0→1 experience.
Figma, Amplitude, Mixpanel
1mo
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Smart Contract Engineer
Chicago, Illinois, United States
OnsiteFull Time
Index Industries: Building financial infrastructure for blockchain-based real estate investing.
Production Solidity experience with shipped mainnet token/protocols, ERC-4626/vault and staking patterns, oracle consumer logic, audit ownership, and DeFi integrations (Pendle, Aave, Uniswap/Curve).
Solidity, ERC-20, ERC-4626, Pendle, Aave, Morpho, Uniswap v3, Curve
1mo
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Full Stack Engineer (FinTech)
Chicago, Illinois, United States
$140k-$200k/yr RemoteFull Time
Index Industries: Building financial infrastructure for blockchain-based real estate investing.
4+ YOE4+ years full-stack engineering; deep DeFi/smart contract experience; strong TypeScript/Node.js and React/Next.js skills; PostgreSQL, AWS, event-driven systems; familiarity with ethers.js or viem.
TypeScript, Node.js, PostgreSQL, React, Next.js, Centrifuge, Fireblocks, ethers.js, viem, Kafka, Pub/Sub, AWS, Solidity, Rust
2mo
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Crypto Wallet Operations Specialist
London or Amsterdam or Chicago
OnsiteFull Time
DRW
DRW: Technology-driven principal trading firm operating in global financial markets
Experience transacting cryptocurrency, strong understanding of blockchains and block explorers, familiarity with centralized exchanges, DeFi experience preferred, scripting ability (Python, VBA/Excel) and trading knowledge; able to work variable hours overlapping North America.
Microsoft Excel, VBA, Python
4d
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Principal Strategist (AI & Privacy)
New York City or Boston or Chicago or Toronto or Miami or London or Denver
$136k-$326k/yr RemoteFull Time
Chainlink Labs
Chainlink Labs: Building decentralized oracle networks for blockchain smart contracts.
5+ YOERequires 5+ years in strategic technical accounts, customer success, solutions architecture, product strategy, or technical business development; technical product experience, customer adoption, commercial acumen, and code literacy.
Web3, DeFi, AI Oracle, smart contracts
5d
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Senior Product Marketing Manager, Institutional Data
New York City or Boston or Chicago or Washington, D.C. or United States or North America
$101k-$238k/yr RemoteFull Time
Chainlink Labs
Chainlink Labs: Building decentralized oracle networks for blockchain smart contracts.
6+ YOERequires 6+ years in product marketing or strategy, institutional data licensing and distribution expertise, GTM launch experience, and ability to translate complex technical workflows into business value propositions.
DataLink, API, DeFi