Developer & QA Administrator

About the Role

We’re Recruiting:
Support Developer & QA Administrator

Location:

Sandton, Johannesburg | On-site | Full-time, Permanent

Salary / CTC Structure

Total CTC: R42,000 per month after probation and on-target achievement

Commission: R10,000 after 4-month probation and subject to performance

Medical Aid / Hospital Plan / Life, Disability and Dread Disease Allowance: R5,000 after 4-month probation

Our client is looking for a detail-driven Support Developer & QA Administrator to join their IT, Systems and Automation team. This junior to mid-level role is ideal for someone strong in QA, application support, SQL, Postgres, React and Type Script.

The role is approximately 60% QA and application support and 40% development, supporting internal applications linked to sales reporting, shift earnings, commissions, payroll, client statements and inventory. Accuracy, structured problem-solving and ownership are essential.

• Test system changes before deployment, including functional, regression, edge-case and responsive checks.
• Verify calculations across shift earnings, commissions, payroll, sales reporting and statement logic.
• Validate data imports through staging, migration and production.
• Investigate and resolve system issues, bugs and data inconsistencies.
• Monitor deployments, Supabase logs and system behaviour to detect issues early.
• Maintain the bug backlog and keep stakeholders updated on progress.
• Write Postgres SQL, including joins, CTEs, migrations, RLS policies and performance-aware queries.
• Build and support features within a React and Type Script codebase.
• Document bugs, root causes, fixes, specifications and system behaviour clearly.

• Degree in Computer Science, IT, Information Systems or a related field.
• Strong SQL and Postgres experience.
• React and modern Type Script experience.
• Git and Git Hub fundamentals.
• Understanding of APIs, REST and system integrations.
• Microsoft Office proficiency and basic spreadsheet analysis.
• Own reliable transport, personal medical aid cover and personal insurance cover.

• Supabase or similar Postgres-backed platforms.
• QA methodologies, test plans and regression testing.
• PDF generation pipelines.
• FMCG, retail or sales-commission systems.

Bubble.io Experience Would Be Helpful But Is Not Essential.

The successful candidate will be detail-focused, methodical, calm under pressure and comfortable working with business-critical systems where accuracy is essential.