Frontend Engineer

Sei LabsSan Francisco, California, United States | New York, New York, United StatesRemote, Onsite

This job is no longer open

About Sei

Sei Labs builds open sourced technology for the high-performance Sei Blockchain, the first parallelized EVM Layer 1 blockchain designed to scale with the industry. The unique optimizations built into Sei enable Web3 applications to reach Web2 level scale and performance, driving the mass adoption of digital assets.Our teams are comprised of former Google, Goldman Sachs, Robinhood, Nvidia, and Databricks veterans dedicated to onboarding the next billion users onto a vibrant ecosystem of applications.Sei Labs has raised over $30M from top investors including Jump Crypto, Multicoin Capital, Coinbase Ventures, Distributed Global, Hudson River Trading, and Flow Traders.We're a globally distributed team with a fully remote workforce. Check out our website and docs for more details.Frontend Engineering at SeiSei Labs is looking for a Frontend Engineer to help shape the future of Web3 by building innovative, high-impact applications across the Sei Blockchain.

You'll work with a team at the forefront of blockchain technology, collaborating closely with our ecosystem partners to develop cutting-edge dApps spanning diverse Web3 domains (from DEX’s and games, to DePin AI and beyond). If you're passionate about constant learning, rapid development, and making a tangible impact in a fast-paced, community-first environment, this is a unique opportunity to push the boundaries of what's possible in decentralized technology.

Requirements

3+ years of frontend development experience
Expert in JavaScript/TypeScript and modern frontend frameworks
Experience building production-grade web applications
Experience with RESTful APIs and backend integration

Nice to Have

Web3 experience (smart contracts, ethers, viem)
Cloud services (AWS)
Database management (SQL/NoSQL)

Responsibilities

Develop and maintain key frontend applications (Sei website, app, etc)
Build responsive web applications using modern JavaScript frameworks
Integrate Web3 functionality into frontend applications
Collaborate with backend teams on API integrations

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Life at Sei Labs

Sei Labs builds open sourced technology for the high-performance Sei Blockchain, the fastest Layer 1 blockchain designed to scale with the industry. The unique optimizations built into Sei enable Web3 applications to reach Web2 level scale and performance, driving the mass adoption of digital assets.\n\nThe Sei Labs team is comprised of former Google, Goldman Sachs, Robinhood, Nvidia, and Databricks veterans dedicated to onboarding the next billion users onto a vibrant ecosystem of applications.\n\nSei Labs has raised over $30M from top investors including Jump Crypto, Multicoin Capital, Coinbase Ventures, Distributed Global, Hudson River Trading, and Flow Traders.

Thrive Here & What We Value- Globally Distributed Team- Full Remote Work Option- Backed by Multicoin, Delphi, Coinbase, Hudson River, GSR, Flow Traders, LayerZero, Frax, Anchorage- 150+ Teams from Arbitrum, Avalanche, Polygon, Solana, Aptos, Sui Building Ahead of Mainnet- Constant Pipeline of High Priority Dapps- Thriving Community of Sei Native Builders- Smooth Developer Onboarding Journey- Holistic Strategy Creation for Attracting New Developers- 360 Degree Developer Feedback Loop

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