Solidity Developer

Remote $100k–$201k 3 months ago full-time quality 9/10

SolidityJavaREST APIsTypescriptVyperfoundryhardhatopenzeppelinSlitherMythrilEchidnaweb3.js

Design, build, and deploy DLT solutions and smart contracts using Solidity, Java, and REST APIs.
Implement secure transaction logic using cryptographic techniques.
Research and develop blockchain protocols and consensus algorithms.
Collaborate with Product Owners and technical teams.
Integrate blockchain solutions with enterprise systems.
Analyze and troubleshoot system performance and blockchain transaction issues.
Develop documentation and technical specifications.
Contribute to continuous improvement and DevOps practices.
Work with AWS deployment environments.

Bachelor's or Master's degree in IT, computer science, engineering, or equivalent experience.
Solid foundation in smart contracts development (Solidity, Typescript, Vyper).
Knowledge of smart contract dev tools/frameworks (foundry, hardhat, openzeppelin).
Experience with Solidity security testing tools (Slither, Mythril, Echidna).
Production experience with EVM-based blockchain applications.
Familiarity with cryptography and P2P networks.
Experience with web3.js or ether.js, and crypto wallets like MetaMask or MEW.
Understanding of RESTful web services design.
Understanding of modern development ecosystem: Git, CI/CD, and automated testing.

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