Backend Software Engineer - Incubations

Sorry, this job was removed at 06:29 p.m. (UTC) on Monday, Sep 28, 2026
New York City, NY, USA
Hybrid
Mid level
Blockchain • Web3
The Role
Develop backend services and APIs for high-performance Web3 dApps on the Sei blockchain. Work with production Solidity contracts, design and manage SQL/NoSQL databases, and deploy infrastructure using AWS and Terraform. Collaborate with ecosystem partners to iterate quickly and ensure scalable, reliable backend systems.
Summary Generated by Built In

About Sei Labs

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.

Check out our website and docs for more details.

 

Incubations Engineering at Sei

Sei Labs is looking for a Fullstack Engineer to help shape the future of Web3 by empowering 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 experience with full-stack development, with a focus on backend and API's

  • 1+ years working in Web3 with production grade Solidity contracts

  • Proficiency with one of Go / Typescript

  • Experience with database management using SQL, NoSQL, or similar technologies

  • Experience with cloud technologies such as AWS, Terraform

Skills Required

  • 3+ years of full-stack development experience with a focus on backend and APIs
  • 1+ years working in Web3 with production-grade Solidity contracts
  • Proficiency with one of Go or TypeScript
  • Experience with database management using SQL, NoSQL, or similar technologies
  • Experience with cloud technologies such as AWS and Terraform

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The Company
HQ: San Francisco, California
71 Employees
Year Founded: 2021

What We Do

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. The 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. Sei Labs has raised over $30M from top investors including Jump Crypto, Multicoin Capital, Coinbase Ventures, Distributed Global, Hudson River Trading, and Flow Traders.

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