Senior Blockchain Engineer Solidity Freelancer

Job at 10Clouds



Full time

Please note: as a remote-first company, we are prepared to conduct all of our recruitment processes remotely.

Currently, we are searching for a freelancer with experience in Solidity or Vyper. You have a chance to work with a great team of developers in an interesting project.

Sounds interesting? Then keep on reading!

Your role and responsibilities

  • Architecting and implementing the blockchain solutions we build
  • Working with the team, client and project manager to efficiently deliver projects
  • Translating business needs to technical solutions and communicating with the client
  • Supporting pre-sales team with your expertise, participating in workshops with potential clients, estimating projects
  • Supporting other team members (backend/frontend/mobile/qa/etc) with blockchain expertise and advisory
  • Writing smart contracts in Solidity / Vyper for EVM compatible blockchains

What you bring to the table

  • 5+ years of experience in programming / 2+ years of Solidity/Vyper development
  • English at least B2, C1 preferred
  • Familiarity with EVM compatible blockchains
  • Knowledge of tools of the trade (e.g. Hardhat/Brownie/DappTools)
  • Deep knowledge about blockchain security and best practices writing decentralized code
  • Knowledge and experience working with existing popular DeFi protocols and their forks (DEXes - like Uniswap V2/V3 or Balancer, borrowing/lending protocols - like Compound or AAVE, yield farming protocols - like Yearn)
  • Ability to design and implement architecture for new DeFi products (utilizing knowledge of AMMs, liquidations, bonding curves, liquidity mining, tokenomics design and building incentivisation frameworks)
  • Ability to write unit tests and maintain high quality of test coverage

It’s great if you also have

  • Experience as a Team Lead
  • Polish language skills
  • Experience with Python, Node.JS or JavaScript
  • Knowledge of Docker
  • Experience with / ethers.js
  • Good understanding of ABI specification
  • Hands-on experience with crypto wallets, exchanges, bridges and bots
  • Experience with solutions like TheGraph, IPFS, ChainLink, Keep3r, Gelato
  • Hands-on experience with protocols or forks of Alchemix, Abracadabra, Olympus or Tokemak
  • ZK-Proof, Decentralized identifiers

What you'll get in return:

  • You can work 100% remotely
  • Possibility of working with us on new projects in the future

Want to know more about us?

10Clouds is a place created by software developers for all who want to join our mission to change the world through technology. We are a team of around 140+ people, working on exciting projects with a team of ambitious professionals and with clients located all around the world.

We focus on services related to web & mobile development and product design. We’ve won a number of awards for our work and have worked for a huge range of global clients, from start-ups to large corporations such as Pinterest, Facebook and Orange. We take extreme ownership of our work, working together to produce outcomes. In practice, this means you will have influence over what technologies are used and how a project is approached.

We’ve practiced remote work since the company was first established, approaching all projects with an agile mindset. Our cross-functional teams can work from anywhere but we also have office space in 3 main locations in Poland: Warsaw, Wroclaw and Poznan. We believe wellbeing at work starts with trust, good relationships and having the right processes in place so that each and every Cloud can take joy in their work.

Company: 10Clouds

Skills: freelance dev senior blockchain ethereum

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