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Browse 65,869 blockchain jobs in web3 at 7,326 projects. Filter the best remote crypto jobs by salary, location, and skills.

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Job Position Company Posted Location Salary Tags

Paxos

Remote

Chainlink Labs

Remote

Arbitrum Foundation

Europe

$90k - $145k

SwissBorg

Liechtenstein

$86k - $117k

Ethena Labs

Remote

$125k - $175k

Immutable

Sydney, Australia

$45k - $80k

Rome Protocol

westlake village, ca, usa

$60k - $150k

Pocket Protector

San Francisco, CA, United States

$200k - $300k

Exponent

Remote

$122k - $180k

Exponent

Remote

$105k - $180k

Stellar Development Foundation

New York, NY, United States

$56k - $75k

OKX

Singapore, Singapore

$68k - $112k

OKX

Hong Kong, Hong Kong

$105k - $150k

Trustana

Seoul, South Korea

$63k - $110k

Omni Network

Remote

$105k - $120k

Overview
We’re seeking a Senior .NET Developer to evolve our .NET 8 backend. You’ll work on performance, scalability, MongoDB integrations, and background processing while driving architectural improvements.

Why Join Us
- Build a high-impact Web3 platform with global reach
- Shape architecture and reduce technical debt
- Remote-first team with flexible work culture
- Exposure to cutting-edge .NET and Web3 technologies

Candidate requirements

  • 5+ years of .NET experience (C# 8+, ASP.NET Core, REST APIs)
  • Strong experience with the MongoDB .NET Driver (LINQ, transactions, aggregation pipelines)
  • Familiarity with Azure services (Functions, App Services, Service Bus, Storage)
  • Understanding of async/await, performance optimization, and secure API design

Job responsibilities

  • Enhance and maintain our .NET 8 backend with modern C# practices
  • Work extensively with the MongoDB .NET Driver (indexes, aggregations, performance tuning)
  • Refactor and simplify complex business logic into clean, testable components
  • Develop Azure WebJobs & Functions for background tasks and automation
  • Integrate external APIs (ATS, payment, social, and Web3 services)
  • Contribute to gamification, referral, and blockchain features