Offchain Labs · 1 month ago
Senior Full Stack Engineer (Back-End Oriented)
United States
Full-time
Remote
Senior Level
5+ years expOffchain Labs is a leader in blockchain scalability and security, pioneering the transformation of decentralized applications. The Senior Full Stack Engineer will develop and optimize technology for consumer-facing apps, internal services, and developer tools, utilizing expertise in JavaScript and TypeScript while collaborating closely with team members.
BlockchainNetwork SecuritySecuritySmart ContractsSoftware
Responsibilities
Contribute as an expert in JavaScript and TypeScript
Work on Node.js back-end services focused on blockchain, Ethereum scaling with Arbitrum, onchain apps, and more
Work on developer tooling and SDKs that will help people build awesome products
Keep up-to-date on the latest technologies and developments in the space
Communicate in a style that is open, transparent, and direct, and consistently work in tight collaboration both with your teammates and other teams
Look for ways to help out beyond the scope of your day-to-day work
Qualification
Required
5+ years of hands-on full-stack engineering experience
Mastery of CS fundamentals, either through a formal university program or through self-learning
Expertise in JavaScript and TypeScript
Expertise in building secure, stable and scalable Node.js back-end services and an understanding of cloud infrastructure necessary to power said services
Experience designing SDKs with clean and intuitive APIs, and similar developers tooling
Experience with Web3, Ethereum, and tooling such as Viem or Ethers
A track record of successfully shipping products to customers
A strong sense of ownership in your work, which drives you to find ways to do things better and faster
A detail-oriented approach to work, always making sure to output high-quality work through rigorous testing
A security-first mindset, proactively identifying and addressing potential vulnerabilities in code
A curious mind, constantly on the lookout for new technologies and innovative ways to solve complex problems through experimentation
A collaborative, open communication style, with a willingness to embrace feedback and pursue continuous self-improvement
Benefits
Remote-first global workforce + NY office
Annual company offsite + team onsites
Professional reimbursement program (facilitates industry conference attendance, certifications, and more)
Medical, dental & vision coverage (US + some other countries)
401k retirement plan + company match (US only)
Wellness stipend
Home office set up / ergonomic equipment program
Company
Offchain Labs
Offchain Labs develops a solution for scaling Ethereum smart contracts.
51-200 employees
H1B Sponsorship
Offchain Labs has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (2)
2023 (2)
Funding
Current Stage
Growth StageTotal Funding
$123.7MKey Investors
Lightspeed Venture PartnersPantera Capital
2021-08-31Series B· $100M
2021-04-01Series A· $20M
2019-04-03Seed· $3.7M
Leadership Team
Ed Felten
Co-Founder and Chief Scientist
Harry Kalodner
CTO and Co-Founder
Recent News
Company data provided by crunchbase