Blockchain Developer (Full Stack)

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

Benefits offered by this job

Competitive salary with performanceBon

Medical aid and retirement fund

Generous annual leave

Hybrid work model in Polokwane

Job summary

Placements24 is seeking a Full Stack Blockchain Developer in Polokwane, Limpopo. This hybrid role blends frontend and backend work with blockchain integration to build interactive dApps and underlying blockchain infrastructure.

The ideal candidate has a CS degree, 3+ years of web development and 1+ year in blockchain, plus React/Angular/Vue.js, Node.js, Solidity, and REST APIs. Hybrid work in Polokwane with growth opportunities.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent practical experience).
• 3+ years of professional full-stack web development experience.
• 1+ year of blockchain development experience (smart contracts, dApp integration).
• Proficiency with React/Angular/Vue.js; strong back-end skills with Node.js, Python/Django/Flask, or Go.
• Familiarity with Solidity and development tools like Truffle/Hardhat.
• Understanding of blockchain concepts, consensus mechanisms, and crypto basics.
• Experience with SQL and NoSQL databases; RESTful API design.

Responsibilities

• Develop and maintain full-stack web apps with blockchain features.
• Design and implement UIs for decentralized apps (dApps).
• Develop smart contracts and interact with blockchain networks via APIs and libraries.
• Build robust back-end services and APIs to support blockchain integrations.
• Collaborate with designers and product managers to translate requirements into functionality.
• Optimize apps for speed, scalability and security.
• Write clean, maintainable, well-documented code across the stack.
• Participate in code reviews and contribute to best practices.
• Troubleshoot issues across front-end, back-end and blockchain layers.
• Stay current with emerging blockchain technologies and trends.

Tools

React

Angular

Vue.js

Node.js

Python

Django

Flask

Go

Solidity

Truffle

Hardhat

SQL

NoSQL

REST APIs

Job description

About the Role

Our client, a cutting-edge technology firm specializing in blockchain applications, is seeking a versatile Full Stack Blockchain Developer to join their team in **Polokwane, Limpopo**. This role requires a blend of front-end and back-end development skills, with a strong focus on integrating blockchain technology into user-facing applications. You will be instrumental in building interactive dApps, designing intuitive user interfaces, and developing the underlying blockchain infrastructure. This hybrid position offers the best of both worlds: collaborative work in the **Polokwane** office and the flexibility of remote work. If you're passionate about creating seamless user experiences on the blockchain, this opportunity is for you.

Key Responsibilities

• Develop and maintain full-stack web applications incorporating blockchain functionalities.
• Design and implement user interfaces for decentralized applications (dApps) using modern front-end frameworks.
• Develop smart contracts and interact with blockchain networks using relevant APIs and libraries.
• Build robust back-end services and APIs to support blockchain integrations.
• Collaborate with designers and product managers to translate requirements into functional applications.
• Optimize applications for maximum speed, scalability, and security.
• Write clean, maintainable, and well-documented code across the entire stack.
• Participate in code reviews and contribute to the team's technical best practices.
• Troubleshoot and resolve issues across the front-end, back-end, and blockchain layers.
• Stay current with emerging blockchain technologies and development trends.

Requirements

• Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
• 3+ years of professional experience in full-stack web development.
• 1+ year of experience specifically with blockchain development (smart contracts, dApp integration).
• Proficiency in front-end technologies such as React, Angular, or Vue.js.
• Strong experience with back-end languages and frameworks (e.g., Node.js, Python/Django/Flask, Go).
• Familiarity with smart contract languages like Solidity and development tools (e.g., Truffle, Hardhat).
• Understanding of blockchain principles, including consensus mechanisms and cryptocurrency concepts.
• Experience with databases (SQL and NoSQL).
• Knowledge of RESTful API design and implementation.
• Excellent problem-solving skills and ability to work in a hybrid team environment.
• Good communication and collaboration skills.

Benefits

• Our client offers a competitive salary commensurate with experience, along with performance bonuses.
• Comprehensive medical aid, retirement fund contributions, and generous annual leave are provided.
• Opportunities for professional growth, including training in emerging blockchain technologies and participation in relevant workshops, are available.
• Enjoy the flexibility of a hybrid work model in **Polokwane, Limpopo**, ensuring a healthy work-life balance.
• Join a forward-thinking company pushing the boundaries of blockchain innovation.