Senior Full-Stack Engineer

Different Technologies Pty Ltd.; Johannesburg; Remote; ZAR 800 000 - 1 200 000; Full time

Job summary

A leading technology company in Johannesburg is seeking a Senior Full-Stack Engineer to design and maintain scalable applications. The ideal candidate will have 5+ years of experience and be proficient in JavaScript, TypeScript, React, and Next.js. This role offers the opportunity for remote work and collaboration with cross-functional teams on innovative projects.

Qualifications

• 5+ years of professional experience as a Full-Stack Developer.
• Strong proficiency in JavaScript and TypeScript.
• Production-level experience with React and Next.js.

Responsibilities

• Design, develop, and maintain scalable full-stack applications.
• Build and integrate RESTful APIs and manage backend logic.
• Collaborate closely with cross-functional teams.

Skills

JavaScript

TypeScript

React

Next.js

Tools

Node.js

Git

Job description

WHO ARE WE LOOKING FORBluegrass Digital is supporting our client, an innovative leader in the decentralized technology space, to scale their engineering team.

We're on the hunt for a seasoned Senior Full-Stack Engineer with deep experience in JavaScript, TypeScript, and modern frameworks like React and Next.js.

Bonus points if you're fluent in Web3 or have dipped your toes into blockchain development.

This is a hands‑on, full‑stack role with a balanced mix of frontend finesse and backend depth perfect for engineers who like to build with purpose and push tech boundaries.

KEY REQUIREMENTS AND RESPONSIBILITIES

Design, develop, and maintain scalable full‑stack applications using React, Next.js, and Node.js. Build and integrate RESTful APIs and manage backend logic. Collaborate closely with cross‑functional teams (Product, Design, QA) to define and deliver new features. Contribute to mobile development with React Native where needed. Participate in code reviews, provide feedback, and uphold best practices. Troubleshoot bugs, optimize performance, and ensure high‑quality code delivery. Stay current with emerging trends in JavaScript and full‑stack development.

5+ years of professional experience as a Full‑Stack Developer. Strong proficiency in JavaScript and TypeScript. Production‑level experience with React and Next.js. Proficient in Node.js for backend development. Familiarity with React Native and mobile app workflows. Comfortable working with Git and version control workflows. Excellent communication skills and ability to work independently in a remote team.