Job Description
Johannesburg – Gauteng – South Africa
- Solve business problems alone and as part of the team by applying good reasoning and logic to use one or more of the following technologies: ASP.NET, C#, Web services, Web APIs and SQL programming. ML.NET would be an advantage and part of the role moving forward.
- Support the deployment of new IT systems and infrastructure.
- Diagnose problems using a logical approach and understanding of the underlying systems.
- Work individually or as part of a team on small to medium sized SQL projects to solve operational business requirements as well as data manipulation when needed.
- Create ad-hoc queries or SQL Server stored procedures, views and jobs based on user requests or to maintain, troubleshoot or improve existing SQL functionality.
- Work on large data sets in a live transactional environment with an awareness of the impact of running demanding queries and the side effects on a busy operational call centre.
- Create and maintain constraints, keys and indexes to improve performance and maintain database integrity and business rules.
- Design and maintain Excel and SSRS reports using stored procedures and views.
- Maintain or improve existing Excel reports using VBA for extended functionality.
- Query and summarise data across multiple servers and databases using linked servers.
- Work with dynamic SQL to solve difficult cross-server and cross-database queries and summaries.
- Apply AI tools such as ChatGPT, Claude, or GitHub Copilot to assist with coding, testing, documentation, and problem-solvingwhile maintaining full ownership and understanding of the final solution.
- A minimum of 10 years using and programming in C#, .NET and SQL.
- At least 5 of the most recent years using and programming in C#, .NET and SQL daily.
- A good understanding of SSIS, SSRS and Excel working with SQL Server over the past 3 years.
- Solid understanding of relational databases and database design.
- Excellent knowledge of the T-SQL language including use of stored procedures, triggers, views, data types, keys indexes, constraints, foreign keys, relational design and the related tools and development environments.
- Experience optimising SQL Server queries and stored procs and the use of query analyzer for tuning code.
- Very good general programming skills and a general interest in programming and development using primarily SQL Server and C# and the .NET platform.
- Demonstrated experience using AI tools to enhance development speed and quality. Ability to balance AI-generated assistance with strong personal judgment and deep technical understanding.
- Very good Excel skills as well as a good working knowledge of VBA programming in Excel.
- Sound knowledge of secure development principles.
- Knowledge of SQL environment using tracing tools.
- Experience with Python in the context of AI, APIs, or automation is a strong advantage.
- Web development experience using MVC and the following technologies: ASP.NET / .NET Core / Razor pages / Blazor.
- Knowledge and experience working with HTML, CSS and JavaScript/Typescript.
- Web Service development using .NET.
- Use of and RESTful APIs.
- Use of SOAP Web Services.
- Very logical with good understanding of basic Mathematics and Statistics.
- Experience with other SQL databases like MySQL and PostgreSQL.
- CLR development for SQL Server using C#.
- Experience with Node Red.
- Some Linux and Asterisk experience.
- A strong sense of responsibility and ownership and a solid work ethic this is very important!
- Accurate and precise approach with a strong sense of attention to detail.
- The ability to work independently and as part of a team.
- A willingness to learn about the existing business and systems enabling participation in the improvement and further development of these systems.
- A willingness to keep learning and staying updated on modern development environments, techniques and trends like the latest ASP.NET developments as well as ML.NET.
- Very good verbal and written communication skills with the ability to adapt to communicating with senior technical team, management and non-technical call centre agents.
- Very good problem-solving skills and an aptitude for applying critical reasoning and logic to solve challenging business problems.
- Organised and task driven with a need to complete tasks well.
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