Led the successful development and implementation of Spring Boot microservices for the Insurance marketplace, with a specific focus on offering insurance coverage for Imported Goods in the Kenyanmarket. Collaborated with cross-functional teams to design and architect the microservices architecture, ensuring scalability and performance.

Developed a spring-boot microservice for the Hustler Fund, a Kenya government initiative that provided public loans. Contributed to developing the Disbursement and Transaction System, a closed-loop payment system used by government and non-government organizations.Successfully implemented features that allowed students to access student loans from the Higher Education Loan Board via mobile money and refugees to access funds from the World Food Program, improving access to financial resources for these groups.

Developed and implemented a fraud prevention system on the MPESA App to protect against sim swap exploitation. Created a centralized events source that allowed applications to be notified when a sim swap occurred, significantly reducing the risk of fraud on the platform.Created and implemented an API monetization system that provided the ability to bill partners for using APIs such as KYC Validation and Sim Swap notification. This system allowed the company to generate revenue from its API offerings and provided a new source of income.

Provided guidance and mentorship to students in a graduate-level course on software industry practices, helping them to develop a strong foundation in software engineering.Assessed and graded assignments and exams for a graduate-level course, contributing to the academic success of students.Assisted students in understanding course materials and concepts through targeted assistance and support.Supervised students on course projects, helping them to apply their knowledge and skills to real-world challenges.

Designed and developed an inventory management system, streamlining the process of tracking and managing stock levels, orders, and deliveries. Improved accuracy and efficiency, and reduced the risk of shortages or excess inventory.Performed data cleaning and entry tasks, improving the accuracy and integrity of organizational data. Assisted in the analysis and reporting of data, contributing to informed decision-making.

Developed a USSD mobile banking solution that eliminated the need for customers to visit financial institutions for financial services, resulting in a 75% reduction in in-person visits. Improved customer convenience and satisfaction, and reduced costs for the financial institution.Integrated mobile money into customer banking services, leading to a 40% reduction in the need for customers to carry physical money. Improved security and convenience for customers, and contributed to the growth of mobile banking in the region.Managed the scaling of mobile banking systems to support a growing user base, using techniques such as load balancing and caching to ensure high availability. Monitored system performance and implemented performance optimization measures to reduce downtime. Collaborated with staff and external partners to ensure smooth operation and adoption of the system. Contributed to a significant increase in mobile banking usage and a reduction in system disruptionsDesigned and developed a document management system that improved the efficiency of paper handling and facilitated the retrieval of documents in a microfinance institution. Enhanced organizational efficiency and reduced the time and resources required to manage and access documents.

Designed and implemented a custom asset management system using Django. The system included modules for tracking equipment, materials, and project schedules, as well as generating reports and alerts for maintenance and budgeting. Worked closely with construction staff to ensure the system met their needs and streamlined their workflow.Implemented and installed VoIP systems in various organizations, improving communication efficiency and reducing costs. Trained staff on how to use the new systems, and provided ongoing support to ensure smooth operation.Created a custom hospital management system using Django and PostgreSQL, featuring patient portals for appointment scheduling and accessing medical records, as well as a dashboard for hospital administrators to manage staff and track performance. Collaborated with hospital staff to gather requirements and ensure the system met their needs. Implemented security measures to protect sensitive patient data.

Developed and implemented Mobile Money integration systems across East Africa, enabling businesses and individuals to conduct financial transactions securely and conveniently through their mobile devices. Contributed to the growth and adoption of mobile banking in the region.Created a custom Android app using Java and Android Studio, featuring a user-friendly interface for making payments, viewing billing history, and managing accounts. Integrated the app with utilities companies' systems using APIs, enabling real-time updates and secure transactions. Conducted user testing to ensure the app met the needs of customers and was easy to use.