Backend EngineerJobs in DeFi & Web3

Backend engineer roles at DeFi and Web3 protocols paying $130k-$250k+. Build APIs, indexers, and microservices for protocols like Aave and Uniswap. TypeScript, Rust, Go, and Python positions. Apply today.

270
Backend Jobs
Showing 50 of 270 jobs
Page 1 of 6
Bybit Staked SOL

Senior Backend Engineer

Bybit Staked SOL
|Liquid Staking
Kuala Lumpur Tech Office5 hours ago
Zerion Aggregator

Senior Backend Engineer

Zerion Aggregator
|Dex Aggregator
RemoteRemotefull-timeYesterday
Remote - USARemotefull-timeYesterday
Asia +2Remotefull-time2 days ago
Polymarket

Senior Backend Engineer, Exchange Systems

Polymarket
|Prediction Market
RemoteRemotefull-time3 days ago
Polymarket

Senior Backend Engineer, API

Polymarket
|Prediction Market
New Yorkfull-time3 days ago
Los Angeles HQfull-time3 days ago
Gamma

Software Engineer, Backend

Gamma
|Liquidity Manager
San Franciscofull-time4 days ago
Masovian Voivodeship, Poland5 days ago
Flex Perpetuals
Remote - USARemote5 days ago
Bybit Staked SOL

Backend Development Engineer Intern

Bybit Staked SOL
|Liquid Staking
Hong Kong +2Remote5 days ago
Polymarket International

Senior Backend Engineer, Exchange Systems

Polymarket International
|Prediction Market
RemoteRemotefull-time6 days ago
United States +2Remote6 days ago
Czech Republic +56 days ago
Polymarket International

Senior Backend Engineer, API

Polymarket International
|Prediction Market
New Yorkfull-time6 days ago
Tel Aviv District, Israel +11 weeks ago
Israel1 weeks ago
Canada1 weeks ago
Anvil

Engineering Lead, Backend

Anvil
|Collateral Management
Remote, Ontario, CanadaFull-Time1 weeks ago
Bangalorefull_time1 weeks ago
Abu Dhabi +11 weeks ago
Bybit Staked SOL

Principal Backend Development Engineer(C++)

Bybit Staked SOL
|Liquid Staking
Abu Dhabi +11 weeks ago
London1 weeks ago
New York, NY (HQ)full-time1 weeks ago
Nabla Finance

Backend engineer

Nabla Finance
|Dexs
Paris officefull-time1 weeks ago
Indiafull-time2 weeks ago
Polymarket

Senior Backend Engineer, Onchain

Polymarket
|Prediction Market
New Yorkfull-time2 weeks ago
Asia +2RemoteBinance Accelerator Program2 weeks ago
Asia +9Remotefull-time3 weeks ago
United States +1Remotefull-time3 weeks ago
Athens, Greece3 weeks ago
Remote +1Remote3 weeks ago
San Franciscofull-time3 weeks ago
Bybit Staked SOL

Senior Principal Backend Development Engineer

Bybit Staked SOL
|Liquid Staking
Malaysia3 weeks ago
Bybit Staked SOL

Lead Backend Development Engineer

Bybit Staked SOL
|Liquid Staking
Malaysia3 weeks ago
Bybit Staked SOL

Lead Backend Development Engineer

Bybit Staked SOL
|Liquid Staking
Malaysia3 weeks ago
Bangalore - WFfull-time3 weeks ago
Polymarket International

Senior Backend Engineer, Onchain

Polymarket International
|Prediction Market
New Yorkfull-time3 weeks ago
HumanFi

Senior Backend Engineer

HumanFi
|Dex Aggregator
Tel Aviv, Israelfull-time3 weeks ago
San Francisco, CA, USA3 weeks ago
Bucharest, Romania3 weeks ago
New York, NY, USA3 weeks ago
Bedrock uniBTC

Engineer, Backend

Bedrock uniBTC
|Anchor BTC
Bay Areafull-time4 weeks ago
Anvil

Senior Backend Engineer

Anvil
|Collateral Management
Remote, Ontario, CanadaFull-Time4/24/2026
Anvil

Intermediate Backend Engineer

Anvil
|Collateral Management
Remote, Ontario, CanadaFull-Time4/24/2026
Asia +4Remotefull-time4/24/2026
Asia +4Remotefull-time4/24/2026

Backend engineers in DeFi build the off-chain infrastructure that connects users to on-chain protocols. This includes indexing blockchain data, building REST and GraphQL APIs, managing databases, and integrating with smart contracts. Common tech stacks include TypeScript with Node.js, Rust, Go, and Python.

DeFi backend roles often require experience with event-driven architectures, real-time data processing, and high-availability systems. Engineers work on order matching engines, price feeds, liquidation bots, and protocol dashboards that handle millions of dollars in daily transaction volume.

Frequently Asked Questions

What languages are used for DeFi backend development?

The most common languages are TypeScript/Node.js, Rust, Go, and Python. Rust is increasingly popular for performance-critical systems like MEV and trading infrastructure. Go is favored for blockchain node implementations and microservices. Python is widely used for data pipelines and quantitative analysis.

Do I need blockchain experience for a DeFi backend role?

Not always. Many DeFi backend roles involve traditional web development skills -- APIs, databases, DevOps -- with blockchain as the domain context. However, understanding how to read on-chain data, interact with RPCs, and decode transaction logs will give you a significant advantage.