jmuteru

Spearheaded migration from monolithic architecture to micro front-ends using React and Next.js, reducing average page load time from 3.5 seconds to 1.2 seconds. Engineered scalable UI solutions with Angular and React, integrating RESTful APIs and MongoDB, supporting a 3x increase in daily active users from 50,000 to 150,000. Led development of PCI DSS compliant payment application, utilizing Go for backend services, successfully processing over 1 million transactions in the first quarter post-launch. Coordinated cross-team projects, ensuring cohesive development and maintenance of new features on the software platform. Applied software engineering principles to design, develop, maintain, test, and evaluate software. Collaborated with DevOps teams to implement CI/CD pipelines, leveraging Git and Docker, increasing deployment efficiency.

Developed, maintained and tested responsive web applications using Angular and React.js, increasing average user session duration from 3 minutes to 4.5 minutes. Engineered PCI DSS compliant card payment applications for point-of-sale terminals, facilitating secure transactions for over 200 merchants with a 95% uptime. Collaborated in an Agile environment to optimize user interfaces, reducing customer support tickets related to UI issues by 40% (from 100 to 60 per week). Mentored 3 cohorts (40 individuals) on front-end development best practices and test-driven development (TDD), improving team's code quality with 20% fewer bugs in production releases, and assisting them in securing job placements.