Full Stack Blockchain Developer

Placements24; Vereeniging; Hybrid; ZAR 700,000 - 1,100,000; Full time

Benefits offered by this job

Competitive salary

Comprehensive health benefits

Stock options

Professional development opportunities

Generous paid time off

Modern office facilities in Vereenigin

Job summary

Placements24 is seeking a Full Stack Blockchain Developer for its Vereeniging, Gauteng office. The role spans smart contract development, backend services, and responsive frontend interfaces for dApps, delivering secure and scalable decentralized solutions.

You will work across Ethereum-compatible platforms, integrate with wallets, and collaborate with designers to translate requirements into functional products. This is a hands-on, cutting-edge opportunity.

Qualifications

• Proven experience as a Full Stack Developer with blockchain background.
• Proficiency in Solidity smart contracts.
• Experience with React, Vue.js or Angular and backend Node.js.
• Understanding of wallets, DeFi, and decentralized protocols.
• Familiarity with Truffle/Hardhat and Web3.js/Ethers.js.

Responsibilities

• Develop and deploy smart contracts on Ethereum, Polygon, etc.
• Build backend services interacting with blockchain networks.
• Create frontend interfaces for dApps with a smooth UX.
• Integrate frontend with smart contracts and blockchain APIs.
• Write secure, well-documented code across full stack.
• Collaborate with designers and product managers to implement features.
• Implement testing for contracts and frontend components.
• Troubleshoot issues across the stack and optimize performance.
• Stay updated on blockchain/Web3 trends and technologies.

Skills

Blockchain development

Solidity

Frontend frameworks

React

Node.js

Education

Bachelor's degree in Computer Science or related field

Tools

Truffle

Hardhat

Web3.js / Ethers.js

Job description

About the Role

Our client, a dynamic startup at the forefront of decentralized web applications (Web3), is seeking a skilled Full Stack Blockchain Developer to join their growing team. This role offers a unique opportunity to work across the entire technology stack, from smart contract development to frontend user interfaces, building innovative dApps and contributing to the evolution of the crypto and blockchain ecosystem. You will play a key role in developing and deploying cutting-edge decentralized solutions. The position is based in our Vereeniging, Gauteng, ZA office. The ideal candidate possesses a blend of backend blockchain expertise and frontend development skills, with a passion for creating seamless and intuitive user experiences in the decentralized world. Join a collaborative environment where your contributions will directly impact the success of groundbreaking projects and shape the future of decentralized technology. We are committed to fostering a culture of innovation and continuous learning.

Key Responsibilities

• Develop and deploy smart contracts on blockchain platforms (e.g., Ethereum, Polygon).
• Build and maintain backend services that interact with blockchain networks.
• Design and implement user-friendly frontend interfaces for decentralized applications (dApps).
• Integrate frontend applications with smart contracts and blockchain APIs.
• Write efficient, secure, and well-documented code across the full stack.
• Collaborate with designers and product managers to translate requirements into functional applications.
• Implement testing strategies for both smart contracts and frontend components.
• Troubleshoot and resolve issues across the entire application stack.
• Stay up-to-date with the latest trends and technologies in blockchain, Web3, and frontend development.
• Optimize application performance and user experience.

Requirements

• Proven experience as a Full Stack Developer with significant experience in blockchain development.
• Proficiency in smart contract languages such as Solidity.
• Experience with frontend frameworks like React, Vue.js, or Angular.
• Familiarity with backend languages and frameworks (e.g., Node.js, Express, Go).
• Understanding of blockchain concepts, wallets, and decentralized protocols.
• Experience with tools such as Truffle, Hardhat, or Web3.js/Ethers.js.
• Knowledge of RESTful APIs and data integration.
• Strong problem-solving and debugging skills.
• Excellent communication and teamwork abilities.
• Bachelor's degree in Computer Science or a related field, or equivalent practical experience.

Benefits

• Competitive salary package.
• Comprehensive health benefits.
• Stock options in a rapidly growing startup.
• Opportunity to work on innovative Web3 projects.
• Collaborative and energetic work environment.
• Professional development opportunities and training.
• Generous paid time off.
• Modern office facilities in Vereeniging, Gauteng, ZA.