Talantix.io
Polygon Labs•15.02.26
AI SCORE 8.5

Senior Engineer - Peer-to-Peer Networking for Blockchain

$140K–$180K/year
RemoteBlockchain Infrastructure
Go•Golang•TCP•UDP•Distributed Systems•Networking

About the Role

We are seeking a Senior Engineer to join our team at Polygon Labs, focusing on peer-to-peer networking capabilities across our core clients. This Senior Engineer remote position is perfect for someone passionate about distributed systems and low-level networking.

Your 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.

What You’ll Need

  • 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.

What We Offer

  • 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).
  • $75 Monthly internet or phone reimbursement.
  • Flexible Time Off.
  • Company issued laptop.
  • Egg freezing, mental health, and employee wellness benefits.

Join us as a Senior Engineer remote and help us build the future of blockchain infrastructure!

Language Requirements
EnglishC1
BasicIntermediateAdvancedNative
Why This Job8.5 of 10

This Senior Engineer position at Polygon Labs offers a unique opportunity to work on cutting-edge blockchain technology in a fully remote setting. With competitive compensation and a strong focus on employee well-being, this role is ideal for experienced engineers.

Salary Range
Required
0/1
Optional
0/1
Bonus
0/1

Who Will Succeed Here

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Deep expertise in Go and Golang, with a proven track record of developing high-performance networking applications, particularly in peer-to-peer environments.

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Strong understanding of distributed systems and networking protocols, including TCP and UDP, allowing for efficient design and implementation of low-level networking components.

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Self-motivated and capable of working independently in a remote setting, demonstrating discipline and accountability while managing complex projects with minimal supervision.

Learning Resources

→The Go Programming Languageguide
→Distributed Systems - Principles and Paradigmscourse
→Understanding TCP/IP Networkingcourse

Career Path

Senior Engineer - Peer-to-Peer Networking for Blockchain(Now)→Technical Lead - Distributed Systems(1-2 years)→Engineering Manager - Blockchain Infrastructure(3-5 years)

Market Overview

Market Size 2024
$10.5B
Annual Growth
15.2%
AI Adoption in Blockchain
38%
Investment in Blockchain Technology
+200%
Labour Demand for Go Developers
+25%
Avg Salary for Senior Go Engineer
$140K

Skills & Requirements

Required
GoGolangTCP
Growing in Demand
KubernetesMicroservices ArchitectureDistributed Ledger Technology
Declining
JavaC++

Domain Trends

Rise of Decentralized Finance (DeFi)
The DeFi market is projected to reach $200 billion by 2025, driving demand for peer-to-peer networking solutions.
Increased Focus on Security
With 42% of blockchain projects facing security challenges, there is a growing need for engineers skilled in secure networking protocols.
Integration of AI with Blockchain
38% of blockchain implementations are expected to incorporate AI technologies by 2025, creating new roles for engineers proficient in both fields.

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