Available to hire
Hi, I’m Onyekachi, a passionate software engineer specialized in integrating front-end applications with back-end services while ensuring secure coding practices. I love building responsive, user-friendly dashboards and AI-driven web applications that make a real difference.
With experience working remotely across various teams, I’ve developed a keen eye for performance optimization, team collaboration, and mentoring junior engineers. I’m always excited to learn new technologies and contribute to innovative projects that challenge and inspire me.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Work Experience
Frontend Engineer (Contract) at Consode
August 1, 2024 - PresentEngineered secure user authentication systems (JWT, NextAuth) for multiple account types (customer, admin), enabling robust sign-up, email/OTP verification and role-based access control. Developed responsive, role-based dashboards using React, Next.js, Tailwind CSS and Chakra UI, boosting user engagement by 17%. Built bulk-upload functionality (CSV/Excel import) for customer data, accelerating onboarding throughput by 40%. Architected a license management module allowing end-users to upload verification documents and admins to approve/decline in one click, reducing processing time by 30%.
Software Engineering Research Intern at Nucleo Research, Inc
October 31, 2024 - July 18, 2025Successfully coordinated a team of 3 interns (Design, Product, QA) to redesign the Nucleo website, enhancing user experience, responsive design, and brand consistency and increasing productivity by 10%. Gained experience in in-depth AI research and data analysis to identify user needs, emerging trends, and optimal site architecture, driving improved performance metrics and engagement by 15%.
Software Engineering Fellow at Headstarter AI
October 31, 2024 - July 18, 2025Developed and deployed 5+ AI-driven web applications using React, Next.js, Firebase, OpenAI, and Vercel, following agile methodologies (weekly sprints) and CI/CD best practices. Integrated a paywall and custom pricing plans using the Stripe API for a SaaS product that generates dynamic flashcards based on health topics. Built a web scraper to extract data from Rate My Professor and integrated it with a Pinecone index and a RAG pipeline (HuggingFace, GPT-4o) for real-time query responses. Collaborated with senior engineers from Google, Y Combinator, Stanford, and Amazon to refine best practices in secure coding, testing, and performance optimization. Mentored junior fellows on front-end fundamentals, code reviews, and effective collaboration within the agile framework.
Full Stack Engineer at MakInsight
February 28, 2024 - July 18, 2025Boosted application performance by 20% through backend service optimizations, improving user experience and customer satisfaction. Implemented a RESTful web API for third-party service integrations, ensuring secure data handling and robust authentication. Created a CI/CD pipeline, reducing deployment time from 30 to 5 minutes, enhancing development velocity in a fast-paced environment. Developed a single-page application using React and Redux, focusing on responsive UI and user-friendly design. Identified and resolved performance bottlenecks—reduced page load times by 25% via caching, minification, and code splitting.
Frontend Engineer (Contract) at Africa Prudential
April 30, 2023 - July 18, 2025Developed a custom UI library for internal applications to ensure consistency and code reuse. Coordinated with QA to create test plans, identify bugs, and validate fixes, maintaining high-quality standards. Implemented a React + Redux single-page application focused on secure coding and data protection. Achieved a 25%-page load improvement through optimised asset loading, caching, and minification techniques.
Frontend Engineer (Contract) at Consode
August 1, 2024 - PresentEngineered secure user authentication systems (JWT, NextAuth) for multiple account types (customer, admin), enabling robust sign-up, email/OTP verification and role-based access control. Developed responsive, role-based dashboards using React, Next.js, Tailwind CSS and Chakra UI, boosting user engagement by 17%. Built bulk-upload functionality (CSV/Excel import) for customer data, accelerating onboarding throughput by 40%. Architected a license management module allowing end-users to upload verification documents and admins to approve/decline in one click, reducing processing time by 30%.
Software Engineering Research Intern at Nucleo Research, Inc
October 31, 2024 - July 18, 2025Successfully coordinated a team of 3 interns (Design, Product, QA) to redesign the Nucleo website, enhancing user experience, responsive design, and brand consistency and increasing productivity by 10%. Gained experience in in-depth AI research and data analysis to identify user needs, emerging trends, and optimal site architecture, driving improved performance metrics and engagement by 15%.
Software Engineering Fellow at Headstarter AI
October 31, 2024 - July 18, 2025Developed and deployed 5+ AI-driven web applications using React, Next.js, Firebase, OpenAI, and Vercel, following agile methodologies (weekly sprints) and CI/CD best practices. Integrated a paywall and custom pricing plans using the Stripe API for a SaaS product that generates dynamic flashcards based on health topics. Built a web scraper to extract data from Rate My Professor and integrated it with a Pinecone index and a RAG pipeline (HuggingFace, GPT-4o) for real-time query responses. Collaborated with senior engineers from Google, Y Combinator, Stanford, and Amazon to refine best practices in secure coding, testing, and performance optimization. Mentored junior fellows on front-end fundamentals, code reviews, and effective collaboration within the agile framework.
Full Stack Engineer at MakInsight
February 29, 2024 - July 18, 2025Boosted application performance by 20% through backend service optimizations, improving user experience and customer satisfaction. Implemented a RESTful web API for third-party service integrations, ensuring secure data handling and robust authentication. Created a CI/CD pipeline, reducing deployment time from 30 to 5 minutes, enhancing development velocity in a fast-paced environment. Developed a single-page application using React and Redux, focusing on responsive UI and user-friendly design. Identified and resolved performance bottlenecks—reduced page load times by 25% via caching, minification, and code splitting.
Frontend Engineer (Contract) at Africa Prudential
April 30, 2023 - July 18, 2025Developed a custom UI library for internal applications to ensure consistency and code reuse. Coordinated with QA to create test plans, identify bugs, and validate fixes, maintaining high-quality standards. Implemented a React + Redux single-page application focused on secure coding and data protection. Achieved a 25%-page load improvement through optimised asset loading, caching, and minification techniques.
Education
B.Sc. at Anchor University, Lagos, Nigeria
January 1, 2015 - December 31, 2019B.Sc. at Anchor University, Lagos, Nigeria
January 1, 2015 - December 31, 2019Qualifications
Front-end Development
March 1, 2024 - October 31, 2024AI Career Essentials
January 1, 2025 - February 28, 2025Professional Foundations
January 1, 2024 - December 31, 2024Frontend Web Development
January 1, 2022 - December 31, 2022Google Africa Developer Training Program
January 1, 2021 - December 31, 2021Java Course
January 1, 2019 - December 31, 2019Start Programming today with Python
January 1, 2018 - December 31, 2018Front-end Development
March 1, 2024 - October 31, 2024AI Career Essentials
January 1, 2025 - February 28, 2025Professional Foundations
January 1, 2024 - December 31, 2024Frontend Web Development
January 1, 2022 - December 31, 2022Google Africa Developer Training Program
January 1, 2021 - December 31, 2021Java Course
January 1, 2019 - December 31, 2019Start Programming today with Python
January 1, 2018 - December 31, 2018Industry Experience
Software & Internet, Financial Services, Healthcare, Education, Professional Services, Media & Entertainment
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
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