Full-stack developer (Mid-Senior)

AiR
full time Johannesburg, Gauteng Computer Occupations
Posted:
June 16, 2026
Location:
Johannesburg, Gauteng, South Africa

Job Description

Role Overview

Help us revolutionize e-invoicing by building scalable, secure FinTech solutions that process global business transactions. You'll tackle complex technical challenges using cutting-edge cloud technologies.

What We're Looking For

- 5+ years in backend development with Node.js and TypeScript

- Experience with BDD/TDD and testing frameworks (Jest, Mocha)

- 3+ years integrating and transforming data from third-party APIs

- Proficient with SQL/NoSQL databases and AWS (Lambda, SQS, EventBridge)

- Solid understanding of DevOps, CI/CD, and microservices architecture

- Experience in regulated industries or FinTech is a plus

What You'll Do

- Design and build robust integrations with diverse third-party systems

- Develop high-volume transaction processing microservices

- Collaborate with stakeholders to translate business needs into technical solutions

- Implement and maintain...

Apply for this Job

Submit your application for the Full-stack developer (Mid-Senior) position at AiR.

Apply Now Save for Later

Job Overview

Job Type: full time
Location: Johannesburg, South Africa
Posted: June 16, 2026
Deadline: July 26, 2026