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Senior Blockchain Expert - IT Contracting

Michael PagePoland, PL

6 dni temu

Opis pracy

Designing, developing, and maintaining smart contracts across multiple blockchain platforms

Implementing secure and efficient solutions using Solidity and the Ethereum Virtual Machine (EVM)

Building and testing smart contracts using development environments such as Hardhat or Foundry

Developing blockchain applications on Solana using Rust and the Anchor framework

Contributing to projects within the Stellar ecosystem, including Soroban-based development

Applying advanced smart contract design patterns (e.g. diamond pattern, proxy, upgradeable contracts)

Identifying and mitigating platform-specific risks and vulnerabilities

Writing custom automation scripts using TypeScript

Creating and maintaining comprehensive test suites (unit, integration, fuzz testing)

Ensuring high standards of code quality, maintainability, and security

Developing and integrating fungible token standards

Preparing codebases for external audits and collaborating with audit firms

Implementing and maintaining CI / CD pipelines

Exploring and integrating with other blockchain protocols and technologies within the broader ecosystem

100% remote workB2B contract via Michael Page

5 years of experience in the IT industry, including at least 3 years of hands-on, commercial experience developing smart contracts.
Deep expertise in Solidity and a thorough understanding of the Ethereum Virtual Machine (EVM).
Proficiency with development environments such as Hardhat or Foundry.
Practical experience with Rust and the Anchor framework, particularly for Solana-based development.
Familiarity with Soroban and the Stellar ecosystem.
Solid understanding of smart contract design patterns, including diamond pattern, proxy, and upgradeable contracts.
Ability to architect robust solutions that mitigate common platform-specific vulnerabilities and pitfalls.
Working knowledge of TypeScript, with the capability to build custom automation scripts when needed.
Experience in writing and maintaining comprehensive test suites, including unit, integration, and fuzz testing.
Strong emphasis on code quality, security best practices, and secure development lifecycles.
Hands-on experience with fungible token standards and implementations.
Proven track record of collaborating with external audit firms or preparing codebases for formal security audits.
Familiarity with CI / CD pipelines and modern DevOps practices.
Broad understanding of various blockchain protocols and components within the wider blockchain ecosystem.
100% remote work on own equipment.
B2B contract via Michael Page.
Long-term cooperation - at least 1 year.

Senior • Poland, PL