MS SQL/ No SQL Developer (54099)

Job title: MS SQL/ No SQL Developer
Job type: Full-time
Emp type:
Salary type: ZAR800,000 - ZAR900,000/annum
Location: Gauteng
Job published: 13 October 2025
Job ID: 54099

Job Description

Our Client is looking for a highly skilled NoSQL Developer with strong SQL capabilities to join their dynamic development team. In this role, you'll play a critical part in designing, optimizing, and maintaining both relational and non-relational databases that support scalable, high-performance application. If you're passionate about data architecture, enjoy solving complex performance issues, and have hands-on experience with a range of modern database technologies-this role is for you

What You'll Do

  • Design, build, and maintain robust database systems using both SQL and NoSQL technologies
  • Develop optimized queries, stored procedures, views, and triggers to support application needs
  • Model and manage both relational (OLTP/OLAP) and NoSQL (document, key-value) data structures
  • Ensure data accuracy, security, and consistency across all platforms
  • Follow strict naming conventions and data standards as required by the business
  • Execute data migrations and develop ETL pipelines and data transformation processes
  • Monitor and tune database performance through indexing, query optimization, and capacity planning
  • Work closely with developers, analysts, and stakeholders to deliver database solutions that meet business and reporting needs
  • Document database architecture, schemas, and operational processes
  • Keep current with trends in database technology and suggest improvements to existing systems

What You Bring

  • 5+ years of hands-on experience working with both SQL and NoSQL databases in a production environment
  • Strong knowledge of at least one major RDBMS (e.g., PostgreSQL, MySQL, MS SQL Server, Oracle)
  • Deep expertise in at least one NoSQL platform (e.g., Redis, Dragonfly, MongoDB, Cassandra, DynamoDB, Couchbase)
  • Proficient in data modeling, schema design, and performance tuning
  • Solid understanding of normalization, denormalization, and data architecture patterns

Preferred Education

  • Bachelor's degree in Computer Science, Information Technology, Engineering, or a related technical field

Additional Skills & Competencies

  • Expertise in writing and optimizing complex SQL queries
  • Skilled in analyzing and refactoring legacy SQL for better performance
  • Experience with administrative tasks such as database backups, replication, and recovery strategies
  • Familiarity with ETL tools (e.g., SSIS) and data pipeline frameworks
  • Knowledge of SQL Server features such as Synonyms, SQL Agent jobs, linked servers, and maintenance plans
  • Comfortable working in Agile environments and fast-paced teams
  • Strong troubleshooting and debugging skills
  • Awareness of data security and compliance best practices
  • Clear and effective communication skills, able to explain complex ideas to both technical and non-technical stakeholders
  • An analytical thinker who translates data insights into practical solutions

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