Viollah Mudau

Software Developer with experience building and maintaining applications using C#, React, JavaScript, SQL, Power BI, and Azure DevOps. Skilled in full-stack development, database design, debugging, data visualization, reporting, and Agile delivery. Experienced in collaborating with cross-functional teams to deliver scalable, user-focused solutions and support data-driven decision-making. Passionate about expanding expertise in data analytics and business intelligence.

Software Developer at Deloitte (2022-05 – 2026-07)

• Forecast Tool – Proof of Concept: Developed an AI-powered forecasting tool using prompt engineering to generate accurate forecasting insights. Tested, refined and validated AI outputs to ensure results met business and quality requirements. Collaborated with business stakeholders to translate forecasting requirements into AI-driven solutions.
• Spar Retail Client – Current State Assessment Support: Conducted stakeholder interviews and workshops to gather business and technical requirements. Identified gaps between current and target-state support capabilities, and documented the target operating support model. Produced process flows for each portfolio. Documenting the end-to-end workflow, key activities, decision points and outputs. These process flows helped identify process gaps, clarify responsibilities and support the definition of business and system requirements.
• Telecommunication Client – Quality Assurance & Reporting: Performed end-to-end testing to ensure application reliability in production environments. Collaborated with developers to identify, debug, and resolve application defects; supported UAT. Developed interactive Power BI dashboards tracking operational KPIs, reducing manual reporting effort.
• Internal Audit System – Full Stack Development: Developed and maintained application features using C#, React, SQL Server, and Azure DevOps. Investigated and resolved application logic and data-processing defects to improve system stability. Collaborated with cross-functional teams in an agile environment to deliver scalable enterprise solutions.
• SAP BW Support: Provided SAP BW production support and monitored process chains to ensure system reliability. Assisted with workflow automation, issue resolution, and performance optimization.
• Human Capital Internal Systems: Designed and developed a CRM system to manage leads, contacts, and activities; implemented relational databases in SQL Server with full CRUD functionality. Enhanced existing data-capturing systems to improve usability, performance, and data accuracy.

Bachelor of Science in Computer Science & Information Systems – University of Venda