Systems Architect & Implementation Lead (SQL/Supabase)

Edge Executive Search Group; Pretoria; On-site; ZAR 420,000 - 600,000; Full time

Job summary

Edge Executive Search Group in Pretoria is seeking a Systems Developer and Implementation Specialist for a 6-Month Fixed-Term Contract. The role combines software development, database engineering, legacy-system replacement and implementation to deliver practical, reliable business systems.

The successful candidate will modernise internal systems, replace Access with SQL/cloud solutions, and further develop a Supabase-based operational platform including inventory, asset and technical job

Qualifications

• Experience with SQL, PostgreSQL and relational database design.
• Experience with Supabase or a comparable cloud backend platform.
• Web app development and API integration experience.
• Experience migrating data from legacy systems such as Microsoft Access.
• Experience with AI-assisted development tools such as Lovable, Cursor, Claude Code, GitHub Copilot or ChatGPT.
• Experience with authentication, permissions, testing, deployment and reporting.

Responsibilities

• Assess and replace the existing Microsoft Access system with a modern SQL-based or cloud-based solution.
• Design database and application architecture for replacement systems.
• Develop inventory and warehouse functionality including receiving, serialised stock and barcodes.
• Develop asset-management and technical job-management functionality.
• Develop and maintain Supabase, PostgreSQL and SQL database structures.
• Build relationships, views, functions, validations and audit trails.
• Implement authentication, role-based permissions and row-level security.
• Develop or integrate APIs where required.

Skills

SQL

Relational database design

Web application development

API integration

AI-assisted development tools

Communication skills

Stakeholder collaboration

Tools

Supabase

PostgreSQL

GitHub Copilot

Lovable

Cursor

Claude Code

ChatGPT

GitHub

Job description

Edge Executive Search Group in Pretoria is seeking a Systems Developer and Implementation Specialist for a 6-Month Fixed-Term Contract. The role combines software development, database engineering, legacy-system replacement and implementation to deliver practical, reliable business systems.

The successful candidate will modernise internal systems, replace Access with SQL/cloud solutions, and further develop a Supabase-based operational platform including inventory, asset and technical job