Web3 Cosmos Open Source Jobs
Latest Cosmos Open Source Jobs.
Updated
| Job Title | Company Name | Salary | Location | Tags | Posted | |
|---|---|---|---|---|---|---|
| Windranger Labs | RemoteWeb3Non TechCommunity | |||||
Past and filled jobs: | ||||||
| Ledger | 📍 Paris, France | Web3DeveloperEntry Level | ||||
| Osmosis | 100k-150k/year | RemoteWeb3DeveloperEngineering | ||||
| Osmosis | 80k-120k/year | RemoteWeb3DeveloperNon Tech | ||||
| ChainSafe Systems | RemoteWeb3Non TechResearch | |||||
| Timewave | 100k-180k/year | EngineeringRustDeFiCosmos | ||||
Blockchain Engineer 区块链工程师
Sep 19, 2026
Who we are
Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.Mantle 是一个采用模块化架构的高性能以太坊 Layer-2 网络，在确保高安全性的同时，兼顾低费用优势。建设者可充分利用 Mantle 的独特设计开发强大 dApp，为用户带来一流体验，同时畅享以太坊无与伦比的安全保护。
Your Role
Researching and building blockchain protocols, modules, technologies and algorithms
Preparation of detailed design documents and testing strategies according to requirements
Promoting technical experience sharing within the team
Support the community through the best communications and documentation
Your Craft
Qualifications in Computing/Mathematics/Electronic Engineering or other relevant fields preferred.
2+ years of experience in the blockchain industry
Proficiency in Golang, Rust, C++ and other mainstream blockchain development languages
Solid Solidity development and optimization, be familiar with development tools such as Truffle and Hardhat, and be familiar with third-party security contract libraries such as OpenZeppelin; be familiar with gas optimization
Existing track record of R&D and execution of open source projects on known blockchain platforms such as Ethereum/Cosmos/OP or ZK Rollup is a great plus
Fluent in Bilingual - English and Chinese
职位要求：
计算机科学、软件工程等相关专业，本科及以上学历
3年及以上区块链、分布式等领域的设计开发经验
精通算法、数据结构，能快速进行POC开发论证
熟练掌握C++、Go、Rust等编程语言，精通智能合约Solidity
在密码学、区块链等领域有丰富经验，熟悉blockchain主流平台及核心算法
对区块链的开源项目（Ethereum、Cosmos、Optimism...）有开发经验的优先
熟悉零知识证明算法和zkEVM项目的优先
能快速阅读英文论文与资料，有较强的研究能力和自我驱动力
Extra Credit
Existing track record of R&D and execution of open source projects on known blockchain platforms such as Ethereum/Cosmos/OP or ZK Rollup is a great plus.