Senior Backend Engineer
Offchain Labs, Inc. is the Princeton-founded blockchain infrastructure company publicly branded as Offchain, developing and operating products including Arbitrum, Prysm, and ZeroDev.
Maintainer signals as of 8/29/2026
Funding history
Projects
About Offchain Labs
Offchain Labs originated the Arbitrum optimistic-rollup technology and continues to develop Ethereum and onchain infrastructure spanning scaling, consensus, smart accounts, interoperability, and cryptographic research. Its current corporate site presents Offchain Labs as the research and protocol-engineering arm within the broader Offchain brand; the site’s legal footer identifies the entity as Offchain Labs, Inc.
Skills
About the Role
Work on the core infrastructure powering Arbitrum, solving distributed systems challenges, optimizing performance, and contributing to the security and scalability of the network. Collaborate with research, product, and blockchain engineering teams while writing production-quality concurrent code in Go, C++, or Rust.
Requirements
- Extensive production experience with a concurrency-supporting language such as Go, C++, or Rust
- Strong sense of ownership and rigorous experimentation
- Open, transparent, and direct communication style
- Experience collaborating closely with teammates
- Significant contributions to production products
- Security-focused mindset
Responsibilities
- Work on the core infrastructure powering Arbitrum
- Tackle complex distributed systems challenges
- Optimize system performance
- Contribute to security and scalability
- Collaborate closely with research, product, and blockchain engineering teams
- Write production-quality concurrent code
Benefits
- Remote-first global workforce with New York office
- Annual company offsite and team onsites
- Professional reimbursement program for conferences and certifications
- Medical, dental, and vision coverage in the US and some other countries
- 401k retirement plan with company match in the US
- Wellness stipend
- Home office setup and ergonomic equipment program
