Talent.com
Fullstack Solidity Developer

Fullstack Solidity Developer

BlockDeltaWarszawa, Województwo mazowieckie, Polska
4 days ago
Job description

Our client is a leading Web3 advisory and marketing firm that connects strategy, execution, and measurable data end-to-end. They combine elite advisory, unmatched relationships, and a fully data-driven marketing engine. They are seeking a

Fullstack Solidity Developer

to join their team and play a key role in building and optimizing decentralized applications from end to end - from smart contract design to Fullstack implementation. This is a unique opportunity to work at the forefront of blockchain innovation, contributing to cross-chain solutions, interoperability frameworks, and scalable Web3 infrastructure within a leading ecosystem.

Responsibilities

  • Design, develop, and deploy robust smart contracts using Solidity for the Ethereum Virtual Machine (EVM).
  • Build responsive and efficient frontend and backend systems that interact with on-chain logic.
  • Implement cross-chain communication, token standards (ERC-20, SEP-20), and other interoperability frameworks.
  • Work closely with product, design, and infrastructure teams to deliver secure, scalable, and high-performance decentralized applications.
  • Conduct regular code reviews, testing, and audits to ensure optimal contract security and functionality.
  • Stay updated with the latest Web3 tooling, frameworks, and best practices.

Requirements

  • 5+ years of professional Fullstack Development experience (JavaScript, TypeScript, , React, or similar).
  • 2+ years of hands-on Solidity development and deployment on EVM-compatible chains.
  • Strong understanding of EVM tooling such as Hardhat or Foundry.
  • Familiarity with cross-chain bridges, token standards, and interoperability frameworks.
  • Experience with RESTful APIs, database integration, and cloud infrastructure.
  • Passion for blockchain technology, clean code, and decentralized innovation.
  • Preference for candidates based in Europe or Asia.
  • Salary and package will be highly competitive.

    To apply for this role, please forward your CV using the link.

    At BlockDelta, we are currently working on numerous client vacancies - Feel free to follow our LinkedIn page to keep up to date about new opportunities via BlockDelta updates.

    Create a job alert for this search

    Fullstack Developer • Warszawa, Województwo mazowieckie, Polska