C Jobs - Web3 & Crypto Careers

AI Integration Engineer

Wirex·1 day ago

1 day agoEurope (preferred)Remote Contract Ai Jobs by Wirex

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Funding

Series B$20M · 10 Dec, 2021 Equity Crowdsale$4.7M · 21 Sep, 2020 Series A$3M · 6 Mar, 2017

Investors

SBI Group

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Ci/Cd Oauth Serverless Infrastructure-As-Code Etl Javascript Authentication Ai Agent Langchain Ai Api Azure Microservice Python Data Enrichment C#Orchestration Document Processing Semantic Kernel Prompt Engineering

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Senior C/C++ Engineer

Polymarket·1 week ago

1 week agoNew York, USA Onsite Full Time Backend Jobs by Polymarket

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Exchange Infrastructure Algorithm Kafka C#Order Matching Event-Driven System Profiling Trading System Debugging Messaging Data Structure Optimization Throughput Latency Multithreading Lock-Free Programming Networking

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Job for Web3 Beginners

Protocol Security Engineer

Matter Labs·1 week ago

1 week agoAnywhere Remote Full Time Token Allocation Cybersecurity Jobs by Matter Labs

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Funding

Series B$50M · 8 Nov, 2021 Series A$6M · 1 Feb, 2021

Investors

Bybit Lido Peninsula Venture Partners 4RC

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Smart Contract Zk Circuit Blockchain Node Go Security Research Rust Scala C#Solidity Algorithm Incident Response Root-Cause Analysis Threat Modeling Cybersecurity Data Structure Protocol Debugging

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Protocol Engineer

Matter Labs·1 week ago

1 week agoAnywhere Remote Full Time Token Allocation Smart Contracts Jobs by Matter Labs

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Funding

Series B$50M · 8 Nov, 2021 Series A$6M · 1 Feb, 2021

Investors

Bybit Lido Peninsula Venture Partners 4RC

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Algorithm Protocol L2 Scala Solidity Go Vyper L1 Rust Cryptography Cast Foundry C#Evm Verification Yul Merkle Tree Virtual Machine Data Structure Smart Contract

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Smart Contract Engineer

Monad·2 weeks ago

2 weeks agoSalary: 200K USDNew York, USA Hybrid Full Time Smart Contracts Jobs by Monad

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Funding

Public token sale$269M · 17 Nov, 2025 Unknown$225M · 9 Apr, 2024 Seed$19M · 14 Feb, 2023

Investors

eGirl Capital Paradigm Mert Mumtaz Greenoaks Capital Rune Christensen Luca Netz Saquon Barkley Ansem Hsaka inversebrah Naval Ravikant Hasu

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Rust Smart Contract Wallet System Design C#Solidity Oracle Bridge Foundry Hardhat Indexer Layer 1 Evm Security Backend Layer 2 Rpc

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Job for Web3 Beginners

Senior Software Engineer, Compiler

Monad·2 weeks ago

2 weeks agoSalary: 250K USDNew York, USA Hybrid Full Time Engineering Jobs by Monad

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Funding

Public token sale$269M · 17 Nov, 2025 Unknown$225M · 9 Apr, 2024 Seed$19M · 14 Feb, 2023

Investors

eGirl Capital Paradigm Mert Mumtaz Greenoaks Capital Rune Christensen Luca Netz Saquon Barkley Ansem Hsaka inversebrah Naval Ravikant Hasu

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C#Parallel Architecture Compiler Testing System Architecture Bytecode Software Engineering Benchmarking Type Theory Evm

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Frontend Engineer

Magic Eden·2 weeks ago

2 weeks agoSalary: 170K - 250KMelbourne, Australia Onsite Full Time Frontend Jobs by Magic Eden

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Funding

Series B$130M · 22 Jun, 2022 Series A$17M · 14 Mar, 2022 Seed$2.5M · 1 Oct, 2021

Investors

Paradigm Solana Ventures 6th Man Ventures

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Aws Networking C#Rust Deployment Production Debugging Javascript Css Html Webgl Go Distributed System Java Microservice Architecture Linux Web Application Python Gcp User Experience Cloud Node.Js Typescript Testing React

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Job for Web3 Beginners

Senior Researcher, Systems

Monad·2 weeks ago

2 weeks agoSalary: 250K - 250KNew York, USA Remote Full Time Research Jobs by Monad

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Funding

Public token sale$269M · 17 Nov, 2025 Unknown$225M · 9 Apr, 2024 Seed$19M · 14 Feb, 2023

Investors

eGirl Capital Paradigm Mert Mumtaz Greenoaks Capital Rune Christensen Luca Netz Saquon Barkley Ansem Hsaka inversebrah Naval Ravikant Hasu

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Unix Clang Git Database Llvm Algorithm Gdb Verification Architecture Recovery Distributed System C#Operating System Perf Storage

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Senior Backend Engineer, US Exchange

Polymarket·2 weeks ago

2 weeks agoNew York, USA Onsite Full Time Backend Jobs by Polymarket

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Senior Firmware Engineer, Jade

Blockstream·2 weeks ago

2 weeks agoAnywhere Remote Full Time Engineering Jobs by Blockstream

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Senior Firmware Engineer

SatoshiLabs·3 weeks ago

3 weeks agoPrague, Czechia Hybrid Full Time Engineering Jobs by SatoshiLabs

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Testing Risc-V Security Firmware Development Development Environment Embedded Electronics Arm Open Source Python Firmware C#Embedded System Rust Cryptography Dev Tooling

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Rust Engineer

Keyrock·3 weeks ago

3 weeks agoAnywhere Remote Full Time Engineering Jobs by Keyrock

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Funding

Series B$72M · 30 Nov, 2022 Series A$5M · 29 Oct, 2020

Investors

Middlegame Ventures Seeder Fund SIX FinTech Ventures TNN Capital Volta Ventures Middlegame Ventures SIX FinTech Ventures Ripple

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Memory Safety Concurrency Market Making C#Performance Optimization Execution Engine Defi Algorithmic Trading Exchange Connectivity Hft Low Latency Options Trading Crypto

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Senior Software Engineer, Blockchain

Paxos·1 month ago

1 month agoSalary: 173K - 204KUS, Canada Remote Full Time Engineering Jobs by Paxos

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Funding

Series D$300M · 29 Apr, 2021 Series C$142M · 17 Dec, 2020 Series B$65M · 31 May, 2018 Series A$28M · 8 May, 2015

Investors

RRE Ventures Jay Jordan Mithril Mithril Declaration Partners Senator Investment Group Westcap RRE Ventures James Pallotta Jay W. Jordan II Raptor Group Solon Mack Capital

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Aws Smart Contract Python C#Algorithm Distributed System Kafka Java Data Structure Kotlin Docker Kubernetes Golang

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