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Twine

Blockchain Developer

Remote

United kingdom

Freelance

25-11-2025

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Skills

Communication Problem-solving Sales blockchain

Job Specifications

This role is for an experienced blockchain developer to build a secure, high-performance ICO platform with features similar to sonicscan.org. The project focuses on delivering ultra-fast transactions, minimal transaction fees, robust smart contract execution, and seamless DApp development. The platform must support MetaMask integration and EVM compatibility, ensuring a user-friendly experience for token sales and fundraising. Security is paramount, as the platform will handle ICO token sales and related financial transactions. The initial project phase is complete, and you will be responsible for taking the platform from concept to launch, with the potential for future collaboration on additional blockchain projects.

Responsibilities

Architect and develop a secure ICO platform with ultra-low transaction fees and fast processing
Implement smart contract functionality for token sales and DApp integration
Ensure full EVM compatibility and MetaMask wallet support
Develop a user-friendly interface for investors and administrators
Integrate robust security protocols to protect user funds and data
Conduct thorough testing and debugging to ensure platform reliability
Collaborate on technical documentation and handover processes
Stay updated on blockchain trends and best practices to inform development

Skills And Requirements

Proven experience developing blockchain platforms, especially ICOs and DApps
Deep understanding of EVM-compatible chains (e.g., BSC, Ethereum)
Proficiency in Solidity and smart contract development
Experience with MetaMask integration and wallet connectivity
Strong knowledge of blockchain security, including audits and best practices
Ability to deliver ultra-low transaction fee solutions
Familiarity with platforms like sonicscan.org is a plus
Excellent problem-solving and communication skills
Ability to work independently and deliver on tight deadlines
Availability for a full-time contract position, with potential for future projects

About Twine

Twine is a leading freelance marketplace connecting top freelancers, consultants, and contractors with companies needing creative and tech expertise. Trusted by Fortune 500 companies and innovative startups alike, Twine enables companies to scale their teams globally.

Our Mission

Twine's mission is to empower creators and businesses to thrive in an AI-driven, freelance-first world.

About the Company

Twine is home to a network of over 750k+ freelance experts and 50k+ clients across 195 countries. We connect talented people with flexible work and help businesses find the perfect expert for any project - big or small. For Businesses & Clients: Tired of endlessly searching for the right talent? We've got you covered. Twine makes it easy to find and hire freelance experts in tech, creative, AI and more. From software developers and graphic designers to animators and content creators. Our global network means you can hire the... Know more