Robbie van der Vyver
Robbie van der Vyver
Senior Software Developer
With over two decades of experience in software development and engineering, I bring a wealth of expertise to the table.
Specialising predominantly in C# and Angular, I have honed my skills through years of hands-on experience in diverse projects. I have a strong focus on performance, security, and user-centric design.
Proven ability to collaborate with cross-functional teams and deliver high-quality solutions in agile environments.
Passionate about continuous learning and modern development practices.
Core Skills / Technical Competencies
Programming Languages
C#
Python
HTML / CSS
PHP
Swift
Xamarin Forms
VB.Net
Delphi
Frameworks / Libraries
Angular
React
Node.js
SwiftUI
Xamarin Forms
.NET MAUI
Bootstrap
SCSS
Tailwind
Material
ASP.NET / .NET Core
EF Core
LINQ
Mediator
Clean Architecture
Databases
MS SQL
SQLite
PostgreSQL
Cloud / DevOps Tools
Microsoft Azure
AWS
Azure DevOps
Version Control
Git
GitHub
Bitbucket
Azure Repos
Subversion (SVN)
Other Skills
SSIS
SSRS and Reporting
IoT
Work Experience
Senior Software Developer — DankoSpark Klerksdorp, North-West, South Africa | October 2022 – Present
Senior Software Developer — Senwes Klerksdorp, North-West, South Africa | August 2014 – September 2022
- Responsible for the analysis, development, maintenance and documentation of in-house developed software with C#, namely Point of Sale System for 70 branches (Windows Forms, integration with integrated card solutions, online and offline capabilities, real-time integration with SAP), Management System (WPF), Web page for Suppliers, Real-time EDI system (WCF), Integration of System (Microsoft system and SAP), Stock take Program (WPF, MVVM with Android Wireless scanners with a Xamarin app with a SQLite local database).
- Extracting of information (report and query writing) as required by staff or management.
- Responsible for planning and structuring of the Database.
IT and Facility Manager — Witbank Coalfields Medical Aid Scheme (WCMAS) Witbank, Mpumalanga, South Africa | July 2006 – April 2009
Software & Database Management
- Full-Lifecycle Development: Lead the analysis, development, and documentation of in-house systems (MMHC and WCMAS).
- Database Administration: Plan and secure Oracle and SQL databases; perform complex query writing and month-end reporting.
- Change Control: Manage the authorization, testing, and sign-off processes for all program and data changes.
Infrastructure & Security
- Network & Hardware: Design and maintain LAN/WAN environments and hardware (servers, PCs, peripherals) to ensure 98% system uptime.
- Security & Disaster Recovery: Implement firewalls, access controls, and daily virus updates; develop and test comprehensive disaster recovery and backup plans.
- Asset Management: Oversee software licensing, updates, and procurement for all enterprise systems (OS, Exchange, Citrix, etc.).
Leadership & Operations
- IT Strategy & Budgeting: Manage IT staff and department budgets, identifying cost-saving technologies and automation opportunities to reduce human error.
- Team Development: Lead recruitment, training, and cross-skilling for programmers to ensure operational continuity.
- User Support: Provide documentation and training for end-users to ensure effective use of internal software.
Core Technologies: Delphi, Oracle, Crystal Reports, SQL Server, Microsoft Exchange, Citrix.
Developer — Witbank Coalfields Medical Aid Scheme (WCMAS) Witbank, Mpumalanga, South Africa | July 2004 – June 2006
- Responsible for the analysis, development, maintenance and documentation of in-house developed software, namely MMHC Administration system, WCMAS Request system, WCMAS Web page and WCMAS Data warehouse.
Technologies used: Delphi, Oracle database, Crystal Reports.