Polygon Labs

Staff Protocol Engineer

Polygon Labs

Posted 10 hours ago

Employment Type

Full Time

Location

Completely Remote

Requirements

7+ years experience, Golang expertise, Ethereum/Cosmos experience, Architecture leadership, Distributed systems

Required Skills

Golang Ethereum Cosmos SDK CometBFT Blockchain Distributed Systems

Job Description

Responsibilities

  • Lead design and prototyping of long-term solutions to address scalability, latency, and state growth challenges on the Polygon PoS network.
  • Drive architectural decisions across the PoS codebase, contributing to Geth, Cosmos SDK, or CometBFT-based systems as needed.
  • Identify and resolve deep technical issues in protocol behavior, consensus, and state sync.
  • Champion code quality, documentation, testing, and developer best practices across the team.
  • Mentor and support engineers across the stack to elevate the overall engineering bar.
  • Collaborate cross-functionally with protocol researchers, DevOps, security, and ecosystem teams to ship robust upgrades to the live network.

Requirements

  • 7+ years of backend or protocol engineering experience
  • Golang expertise
  • Ethereum/Cosmos experience
  • Architecture leadership
  • Distributed systems

Preferred Qualifications

  • Public blockchain contributions
  • Performance optimization
  • Technical communication
  • Decentralized systems passion

Benefits

  • Remote first global workforce
  • Health insurance
  • 401k match
  • Home office allowance
  • Book allowance
  • Internet/phone reimbursement
  • Flexible time off
  • Company laptop
  • Wellness benefits

About the Company

Polygon Labs is a software development company building and developing a network of aggregated blockchains via the Agglayer, secured by Ethereum. As public infrastructure, the Agglayer will bring together user bases and liquidity for any connected chain, and leverage Ethereum as a settlement layer. Polygon Labs has also contributed to the core development of several widely-adopted scaling protocols and tools for launching blockchains, including Agglayer CDK, Polygon PoS & Katana.

How to Apply

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