Senior Blockchain Developer (Remote)

Placements24; East London; Hybrid; ZAR 900,000 - 1,300,000; Full time

Benefits offered by this job

Fully remote work

Flexible schedule

Career development

Remote collaboration

Job summary

WhatJobs Direct is seeking a Senior Blockchain Developer to join our fully remote team. Based near East London, Eastern Cape, ZA, you will build and scale blockchain infrastructure for crypto applications.

You will design secure smart contracts, work with Solidity, and leverage Web3 frameworks to deliver high-quality features. This role emphasizes remote collaboration, continuous learning, and impactful decentralized solutions.

Qualifications

• Proven experience building blockchain solutions and smart contracts.
• Deep knowledge of Ethereum, consensus, and cryptography concepts.
• Hands-on with Web3 tools and DApp development.
• Strong problem-solving and collaboration in remote environments.

Responsibilities

• Design, develop, and scale blockchain solutions.
• Write secure smart contracts using Solidity.
• Collaborate with teams to define features and roadmaps.
• Optimize performance and secure blockchain transactions.
• Review code and contribute to architectural decisions.
• Integrate third-party blockchain services.

Skills

Blockchain development

Solidity

Web3 frameworks

Cryptography

JS/Go/Rust

Remote collaboration

Problem solving

Education

Bachelor’s or Master’s in CS/Engineering

Tools

Hardhat

Truffle

Job description

About the Role

WhatJobs Direct is seeking a talented and experienced Senior Blockchain Developer to join our fully remote team. This role is ideal for professionals looking to make a significant impact in the Crypto & Blockchain space from their base in or near East London, Eastern Cape, ZA . We are building innovative decentralized solutions, and your expertise will be crucial in developing and scaling our blockchain infrastructure. As a remote-first company, we offer the ultimate flexibility and a collaborative environment for passionate technologists.

Key Responsibilities

• Design, develop, and implement robust and scalable blockchain solutions.
• Write secure, efficient, and well-tested smart contracts using languages like Solidity.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Optimize application performance and ensure the security and integrity of blockchain transactions.
• Troubleshoot, debug, and upgrade existing systems.
• Stay up-to-date with the latest advancements in blockchain technology and cryptographic principles.
• Participate in code reviews and contribute to team knowledge sharing sessions.
• Contribute to the architectural decisions and technical roadmap of our blockchain products.
• Work with external partners and integrate third-party blockchain solutions.

Requirements

• Proven experience as a Blockchain Developer with a strong portfolio of completed projects.
• In-depth knowledge of blockchain platforms (e.g., Ethereum) and smart contract development (Solidity).
• Experience with Web3 technologies and decentralized application development frameworks (e.g., Hardhat, Truffle).
• Strong understanding of cryptography, distributed systems, and consensus mechanisms.
• Proficiency in programming languages relevant to blockchain development (e.g., JavaScript, Go, Rust).
• Excellent problem-solving skills and a proactive approach to technical challenges.
• Strong communication and collaboration skills, with the ability to excel in a remote setting.
• Bachelor's or Master's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

Benefits

• A competitive salary and comprehensive benefits package.
• Fully remote work arrangement, offering maximum flexibility.
• Opportunity to work on groundbreaking projects in the rapidly growing blockchain industry.
• Continuous learning and professional development opportunities.
• Be part of a dynamic and innovative remote team.
• Contribute to shaping the future of decentralized technology.