Back

Software Engineer - Backend / Fullstack

Worldwide Salaried Open
About SeiSei 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. Fullstack Engineering at SeiSei 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 frontend
  • Proficiency with one of JavaScript, TypeScript, Node.js
  • Web3 experience & smart contract experience is a nice to have
  • Experience with database management using SQL, NoSQL, or similar technologies
  • Experience with cloud technologies such as AWS, Terraform

Responsibilities

  • Code/Manage Sei web2 backends (indexers, backend APIs, etc).
  • Code/Manage Sei frontends (website, governance platform, foundation website page, etc).

Originally posted on Himalayas

Apply To this Job

More jobs

Sales Development Representative

Worldwide Salaried

Sr Director, Business Development

Worldwide Salaried

Occupational Therapist I, Per Diem, Inpatient - East Sandwich

Worldwide Salaried

Performance Marketing Manager - USA (East Coast)

Worldwide Salaried

Senior Product Manager, Growth

Worldwide Salaried

FullStack Developer (Java + React)

Worldwide Salaried

Sterile Processing Technician I- Evening

Worldwide Salaried

Senior Program Manager, Gov-Wide IDIQ PMO

Worldwide Salaried

Talent Acquisition Optimization Manager

Worldwide Salaried

Service Engineer

Worldwide Salaried

Marketing & Social Media Coordinator

Worldwide Salaried

Data Entry Clerk Work From Home - Part Time Focus Group Panelists (Up To $750/We

Worldwide Salaried

Hiring Now: Part-Time Student - Security Engineer - Ames, IA

Worldwide Salaried

Clinical Analyst - Remote in FL

Worldwide Salaried

Experienced Remote Data Entry Clerk and Administrative Assistant – Full-Time Opportunity for Career Growth and Development at blithequark

Worldwide Salaried

Registered Psychotherapist/Social Worker (Virtual, Florida)

Worldwide Salaried

Experienced Customer Service Advisor – Delivering Exceptional Support in a Dynamic Telecommunications Environment at blithequark

Worldwide Salaried

Prompt Engineer, Remote (MA,NH,RI, GA only), Full-Time

Worldwide Salaried

Product Development Program Management Intern (Summer 2026 Internship)

Worldwide Salaried

Experienced Part-Time Data Entry/Computer Operator – Work From Home Opportunity for Students, Working Professionals, and Freshers at arenaflex

Worldwide Salaried