Kelvin Nderitu

Following my full-time tenure, engaged on a consulting basis to continue driving product development and
advising on technical architecture for existing and new client projects.
• Delivered custom POS and business management software for multiple SME clients as an independent
consultant.
• Designed and deployed .NET MAUI mobile applications and ASP.Net Core APIs for client projects.
• Provided ongoing ICT infrastructure support, system maintenance, and user training.
• Managed client relationships end-to-end—from requirements gathering through delivery and support.

• Analyzed user requirements and designed software solutions for POS and Hotel Management systems
(desktop and mobile).
• Built and maintained RESTful Web APIs as middleware layers, hosted on Azure, AWS, and SmarterASP.
• Integrated third-party payment gateways including M-Pesa Daraja and PayPal.
• Utilized ASP.Net Core, WPF, MVVM, Xamarin, SQL Server, MySQL, and SQLite across projects.
• Managed source control using GitHub and Azure DevOps; collaborated with cross -functional teams.

• Part of the core team building COLEMIS, a school management system, using Visual Basic and MySQL.
• Researched, designed, and implemented new software programs in response to end-user requirements.
• Identified and resolved software defects; conducted testing, debugging, and system integration.
• Collaborated with project managers, finance, HR, and sales teams throughout the software lifecycle.
• Delivered end-user training and maintained comprehensive technical documentation.

• Supported computer networking, software installation, hardware maintenance, and system development.
• Worked with SpiceWorks for IT helpdesk and asset management.

• Handled business license application processing, field inspections, and data entry into ward registers.
• Prepared weekly and monthly sub-county reports.

• Assisted with computer networking, troubleshooting, and system maintenance.