\nWhat are we all about?\n\nWe are a team of world class builders and researchers with expertise across several domains: Ethereum Protocol Engineering, Layer-2, Decentralized Finance (DeFi), Miner Extractable Value (MEV), Smart Contract Development, Security Auditing and Formal Verification.\n\nWorking to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, StarkWare, Gnosis Chain, Aave, Flashbots, xDai, Open Zeppelin, Forta Protocol, Energy Web, POA Network and many more.\n\nWe actively contribute to Ethereum core development, EIP's and network upgrades together with the Ethereum Foundation, and other client teams.\n\n\n\n\n\n\n\nToday, there are nearly 200 of us working remotely from over 45+ countries.\n\n\n\n\n\n\n\n\n \n\n\nYou can view all our open positions here: https://jobs.nethermind.io/\n\n\nAre you the one?\n\nWe are looking for a passionate TypeScript  Senior engineer to help us build products in the crypto space.\n\nIf you’re interested in building data focused products, with performance in mind, using modern web & cloud technologies (AWS, Cloudflare, etc).\n\nIf you have an experience in dealing with big or huge data stores (billions or trillions or more items) and make them accessible with ease.\n\nIf you know how to build a good web API in a cost aware and efficient fashion.\n\nResponsibilities:\n\n\n* Build and design data-intensive applications\n\n* Learn and understand the multipart ecosystem of the L2 StarkNet\n\n* Envision and develop features to help expand the product (not coding only)\n\n* Collaborate with the team on all aspects of product development\n\n* Identify and advocate for improvements and best practices\n\n* Review other team members’ work\n\n* Mentor team members to refine their technical skills\n\n\n\nSkills:\n\n\n* Experience in TypeScript, Node.js with focus on backend (basic knowledge of React is a plus)\n\n* Strong knowledge of common algorithms and data structures (hashing, sorting, lists)\n\n* Relational Databases (PostgreSQL, or similar)\n\n* Cloud-functions concepts (AWS Lambda, Cloudflare Workers), architecture and development\n\n* AWS (lambda, step functions, RDS, S3)\n\n* HTTP protocol (for example: ETags, Caching), JSON, Web APIs(for example: localStorage, webCrypto, etc.)\n\n* Software development background (3+ years of experience or know your stuff - we will check)\n\n* At least basic knowledge of Ethereum and blockchain concepts in general (Blocks, Transactions, SHA3)\n\n* Solidity (events, state, infrastructure: Infura/Alchemy)\n\n* Experience with Git version control\n\n* Communication & working in a team\n\n\n\nNice to have:\n\n\n* A proven web3 exposure\n\n\n\nWhy join this team?\n\nThis position provides an interesting opportunity to participate in delivering a vital part of StarkNet. Besides dealing with loads of data, you’ll learn a lot about Ethereum, StarkNet and interactions between layers and will take part in scaling out Ethereum with StarkNet.\nPerks and benefits:\n\n\n* Fully remote\n\n* Flexible working hours\n\n* Plus equity\n\n\n\nJoin us!\n\nWe are always on the lookout for talent!\n\nIf what we do excites you, but none of the current open positions match your background, we encourage you to send us your CV at [email protected]\n\nJoin our growing and active community of 2000+ developers on our Discord server: https://discord.com/invite/PaCMRFdvWT\n\n\nIn the meantime, keep up to date on what we are working on by following us on our social channels: \n\n\nhttps://twitter.com/nethermindeth\nhttps://www.linkedin.com/company/nethermind/\n\nClick here to view our Privacy Policy.\n\n\n\n \n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Web3, Crypto, Ethereum, React, Finance, Cloud, Git, Typescript, API, Senior, Engineer, Backend and Digital Nomad jobs that are similar:\n\n $62,500 — $125,000/year\n \n\n#Location\nWorldwide