Polygon Labs

Senior Engineer

Polygon Labs

Posted 10 hours ago

Employment Type

Full Time

Location

Completely Remote

Requirements

5+ years experience, Go (Golang) expertise, Distributed systems

Required Skills

Go Blockchain Networking Distributed Systems Peer-to-Peer

Job Description

Responsibilities

  • Design, implement, and optimize peer-to-peer networking components in the Bor, Erigon, and Heimdall clients.
  • Analyze and improve network stability by identifying peering bottlenecks, protocol edge cases, or propagation inefficiencies.
  • Investigate incidents and contribute to root cause analysis (RCA) efforts related to network partitions, peer discovery failures, or gossip performance issues.
  • Collaborate closely with internal protocol and infra teams to align client behavior with network goals.
  • Contribute to client documentation and architecture discussions around networking layers and system resilience.
  • Stay up to date with trends and developments in distributed systems and peer-to-peer infrastructure.

Requirements

  • 5+ years of experience in systems or infrastructure engineering, ideally working on distributed systems or blockchain clients.
  • Deep expertise in Go (Golang), with strong knowledge of networking libraries, protocols (TCP/UDP), and debugging tools.
  • Demonstrated ability to solve complex problems in live production systems with a proactive, ownership-first mindset.
  • Experience working on peer-to-peer networking protocols or low-level infrastructure systems.
  • Comfortable working in a remote, asynchronous environment across time zones (EMEA, East Coast US, or South America preferred).

Preferred Qualifications

  • Prior experience working on blockchain or decentralized network infrastructure.
  • Familiarity with the Ethereum ecosystem and Polygon PoS architecture.
  • Exposure to multiple client implementations and consensus protocols.
  • Strong written communication skills, especially around documenting technical findings or incident reviews.

Benefits

  • Remote first global workforce
  • Industry leading Medical, Dental and Vision health insurance
  • Company matching 401k with 3% match
  • $1,500 Home Office Set Up Allowance (life-time max)
  • $200 Annual Book Allowance Program
  • $75 Monthly internet or phone reimbursement
  • Flexible Time Off
  • Company issued laptop
  • Egg freezing, mental health, and employee wellness benefits

About the Company

Polygon Labs is a global blockchain payments company building and operating infrastructure to move money instantly, reliably, and at internet scale, with the mission to move all money onchain. It is building the Polygon Open Money Stack, an open and integrated stack of services and technologies to instantly and reliably move money anywhere, and put it to work. Its infrastructure has facilitated trillions of dollars in onchain value transfer and supported millions of transactions daily for some of the globe's largest banks, fintechs, enterprises, and consumer applications.

How to Apply

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