Intermediate .NET Developer - Blazor & SQL

Chwayita Moyeni

Pretoria, South Africa +27-60-548-**** 065******* *******@*****.*** github.com/ChwayiTea

PROFESSIONAL SUMMARY

Intermediate .NET Developer with 3+ years of experience building secure, scalable, high-performance enterprise applications. Specializes in modernizing legacy desktop systems into modular, web-based architectures using .NET 9/10, C#, and Blazor WebAssembly, with strong SQL Server database design and performance tuning skills. Experienced in phased migration planning, feature-flag-driven rollouts, and building internal developer tooling to standardize delivery workflows. Brings a background in high-stakes, safety-critical operations that translates into rigorous attention to detail and reliability under pressure.

PROFESSIONAL EXPERIENCE

Intermediate Developer Mineware Consulting

January 2026 – Present

●Leading the transition of legacy desktop-based mining management software to a modular, web-driven architecture using .NET 10 and Blazor WebAssembly.

●Designed and executed phased migration plans that decompose large legacy modules into incremental, independently shippable releases, reducing regression risk during the desktop-to-web transition.

●Implemented feature-flag-driven rollouts to de-risk production deployment of newly modernized modules, enabling safe incremental rollback and gradual client onboarding.

●Developed and maintained complex SQL Server stored procedures and user-defined functions for high-volume operational mining data.

●Architected modular C# services and business logic layers to improve system maintainability and testability across the platform.

●Designed scalable database schemas, indexing strategies, and performance-tuned queries, reducing data retrieval latency by 20%.

●Implemented RESTful APIs for production planning and safety monitoring, supporting a global client base.

●Built and adopted a golden-sample verification methodology to validate legacy-to-web migration parity, comparing outputs against known-correct baselines before sign-off.

●Standardized ticket-to-delivery workflow by building custom tooling around ClickUp for planning, implementation tracking, and status reporting, improving consistency across migration-style and feature work.

●Collaborated with Business Analysts and Implementation Specialists to architect bespoke enterprise solutions, maintaining 99.9% application reliability through automated unit testing and rigorous peer reviews.

Junior .NET Analyst Developer Glacier by Sanlam

Jan 2023 – December 2025

●Enhanced critical ASP.NET Core applications for 1,000+ daily internal and external users.

●Developed and managed 50+ automated document templates using Adobe Experience Manager (AEM) and Ghostdraft, reducing client onboarding time by 15%.

●Debugged and refactored critical C# codebases, leading to a 10% reduction in server-side processing time.

●Partnered with cross-functional teams to deploy secure digital document solutions into existing financial workflows.

Air Traffic Service Officer Air Traffic and Navigation Services (ATNS)

Feb 2017 – Jan 2023

●Provided high-stakes air traffic control and emergency coordination, ensuring safety and efficiency in complex operational environments.

●Developed exceptional precision, analytical thinking, and attention to detail, directly transferable to software quality assurance and complex system debugging.

●Managed real-time communication and data interpretation under pressure, contributing to a culture of safety-critical system maintenance.

TECHNICAL SKILLS

Languages & Frameworks: C#, .NET 9/10, ASP.NET Core, Blazor WebAssembly, JavaScript

Data: SQL Server, stored procedures, schema design, query/index performance tuning

Cloud & Tools: Microsoft Azure, Git/GitHub, ClickUp, Adobe Experience Manager, Ghostdraft, AI-assisted development tools

Practices: Legacy system modernization, phased migration planning, feature-flag rollouts, golden-sample/parity testing, automated unit testing, code review

EDUCATION & CERTIFICATIONS

●BSc in Computer Science, University of South Africa (UNISA) (2020 – 2022)

●Microsoft Certified: Azure Fundamentals (AZ-900)

●Programming for Data Science with Python, Udacity Nanodegree (2021)

●Full Stack JavaScript Bootcamp, OutBox Edu (2020 – 2021)

●Model Builder Level 1 & 2, Anaplan (2021)

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