Full-stack developer (Mid-Senior)

AiR
📍 Johannesburg, Gauteng, South Africa 💼 full time 🕒 Posted June 27, 2026

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...

Ready to Apply?

Submit your application today and join our talented team at AiR.

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Job Details

  • Location Johannesburg, Gauteng
  • Job Type full time
  • Category Computer Occupations
  • Posted Date June 27, 2026
  • Application Deadline August 06, 2026