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Chuka Ezem

Software Engineer

Software Engineer based in Lagos, Nigeria. I specialize in UI design, web and mobile application development and maintenance.

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Work Experience

Capivas Africa Ltd.

Software Engineer

March 2025 — Present
  • Led the end-to-end creation of a scalable, in-house SMS and Web trivia application with integrated Direct Carrier Billing (DCB), successfully migrating a core VAS offering, which cut vendor-related costs by 10% and improved service uptime to 99.9%.
  • Designed the platform’s architecture to process high-volume, concurrent user requests, achieving the capacity to handle over 1K transactions per minute while maintaining low latency for real-time quiz interactions.
  • Developed and executed unit, integration, and end-to-end tests using Jest and Vitest; Optimized PostgreSQL queries by rewriting SQL queries to optimize for speed and performance

Nigerian Shippers Council

Software Engineer

June 2023 — March 2025
  • Developed a comprehensive requisition platform that accelerated purchase requests by cutting down response times by 40%, allowing internal teams to focus on high-priority projects with improved resource allocation.
  • Built a portal for monitoring regulated service provider operations at the port, eliminating the issues posed with faceless stakeholders, ensuring full compliance with the council’s safety measures and precautions
  • Wrote automated and reusable test documents in Jest and Vitest to ensure quality control and detect bugs, increasing test coverage to 95% and improving the overall system efficiency

Featured Projects

Sano

A healthcare patient management application that allows patients to easily register, book, and manage their appointments with doctors, featuring administrative tools for scheduling, confirming, and canceling appointments,

Sano

ClonTagram

A social network that replicates the features of Instagram

ClonTagram

About Me

Hi, I’m Chuka Ezem, a passionate Software Engineer with a knack for crafting seamless digital experiences. With a strong background in both web and mobile application development, as well as backend development, I thrive in the intersection where creativity meets technology. Over the years, I’ve honed my skills in building robust, user-friendly applications that not only meet the needs of users but also push the boundaries of what’s possible. My projects range from innovative web and mobile applications to backend systems, all with a focus on performance, security, and scalability.

Chuka Ezem