SQL Developer

About the position

SQL Developer
Build and optimise high-performance data systems for large-scale retail and distribution environments
Remote | Open to candidates outside South Africa | Salary: R45 000 - R55 000 per month

About Our Client
Our client is a technology company delivering integrated software and data solutions to the retail and distribution sector. They focus on building scalable, high-performance systems that connect POS, ERP, and eCommerce platforms. The business values precision, collaboration, and continuous improvement, with a strong emphasis on real-world operational impact.

The Role: SQL Developer
The SQL Developer role focuses on designing, developing, and maintaining high-performance SQL code and database structures that support complex transactional systems. The position plays a critical role in ensuring speed, reliability, and scalability across large datasets used in retail and enterprise operations. This role is well suited to someone who enjoys deep problem-solving, performance optimisation, and working closely with technical and operational teams.

Key Responsibilities

• Design, build, and maintain efficient and scalable T-SQL code, including stored procedures, triggers, views, and functions
• Work with both normalised and denormalised database structures to support diverse system requirements
• Solve high-performance challenges in high-volume read and write environments, maintaining transaction write speeds under 100 milliseconds
• Develop and optimise indexed views to improve reporting performance and query efficiency
• Identify, troubleshoot, and resolve database performance bottlenecks using best-practice tuning techniques
• Collaborate with developers, analysts, and implementation teams across multiple projects
• Support data integrations between POS, eCommerce, and ERP systems including Sage 200, Sage 300, SYSPRO, and Palladium

About You

• Strong experience developing and optimising complex T-SQL queries and database objects
• Proven ability to work with high-volume transactional databases and performance-critical systems
• Solid understanding of database design principles, including normalised and denormalised structures
• Experience with performance tuning, indexing strategies, and query optimisation
• Comfortable working in collaborative, cross-functional technical teams
• Detail-oriented, analytical, and driven to deliver reliable, efficient data solutions

Desired Skills:

• Development SQL
• Development SQL Server
• Stored Procedures
• MDX
• pos
• T-SQL

Desired Work Experience:

• 2 to 5 years