• Data Structures & Algorithms: Developed efficient algorithms making use of advanced data structures, reducing processing time and improving application reliability.• Developer Portal Overhaul: Transformed the M-Pesa APIs Developer Portal into a dynamic marketplace, increasing developer engagement and enabling new payment solutions.• API & Web Application Development: Designed and implemented RESTful APIs and GraphQL endpoints, boosting application efficiency and user satisfaction… Show more • Data Structures & Algorithms: Developed efficient algorithms making use of advanced data structures, reducing processing time and improving application reliability.• Developer Portal Overhaul: Transformed the M-Pesa APIs Developer Portal into a dynamic marketplace, increasing developer engagement and enabling new payment solutions.• API & Web Application Development: Designed and implemented RESTful APIs and GraphQL endpoints, boosting application efficiency and user satisfaction. Maintained scalable web applications with enhanced frontend performance and responsive design.• Performance Optimization: Optimized portals middleware’s for efficient web traffic handling, improving response time and maintaining a 98% uptime.• Security: Built secure applications leveraging secure transfer of data over HTTPS, Use of Multifactor Authentication and Data Minimization• DevOPs: Streamlined development processes with code reviews and DevOps methodologies, increasing team productivity and code deployment frequency by 50%. Show less

• Auction Platform: Increased application speed, server response times, and user engagement by 50% through platform improvements.• Optimized Auction Process: Reduced bidding abandonment by streamlining the auction process with secure payment gateways.• Modernized Legacy Systems: Revitalized legacy codebases, aligning them with modern standards and achieving a 30% improvement in system functionality.• Application Security: Built secure applications leveraging secure querying and… Show more • Auction Platform: Increased application speed, server response times, and user engagement by 50% through platform improvements.• Optimized Auction Process: Reduced bidding abandonment by streamlining the auction process with secure payment gateways.• Modernized Legacy Systems: Revitalized legacy codebases, aligning them with modern standards and achieving a 30% improvement in system functionality.• Application Security: Built secure applications leveraging secure querying and retrieval of data through prepared statements, user input validation, content security policies and data encryption.• Enhanced Team Efficiency: Mentored and managed two junior software engineers, adopting agile methodologies that boosted problem-solving and fostered a collaborative environment for best practices. Show less

• Achieved high accuracy and efficiency in daily operations, ensuring smooth workflows and precise task completion.• Produced clear verbal and written communications, reports, and documents, enhancing operational clarity and efficiency.• Exceeded goals through effective task prioritization and a strong work ethic, consistently delivering exceptional results.• Utilized advanced Microsoft applications and other software to enhance document quality and operational efficiency, improving… Show more • Achieved high accuracy and efficiency in daily operations, ensuring smooth workflows and precise task completion.• Produced clear verbal and written communications, reports, and documents, enhancing operational clarity and efficiency.• Exceeded goals through effective task prioritization and a strong work ethic, consistently delivering exceptional results.• Utilized advanced Microsoft applications and other software to enhance document quality and operational efficiency, improving deliverables by 25% Show less