Gerald Okafor
Loading...
Image

Gerald Dominic

Senior Frontend Engineer — 7+ years building secure, high-performance fintech & financial platforms.

About Me

Senior Frontend Engineer with 7+ years of experience building secure, high-performance web applications for fintech and financial platforms. Specialises in JavaScript and TypeScript, with a strong command of modern frontend frameworks and a sharp eye for crafting interfaces that are as trustworthy as they are intuitive — critical in environments where users make real financial decisions.

Contributed to Mifos X, the open-source core banking platform used by 5,000+ MFBs globally — gaining first-hand exposure to real-world banking infrastructure and compliance-aware UI design. Experienced in collaborating with product, design, and backend teams to deliver pixel-perfect experiences, own frontend architecture decisions, and drive performance improvements that directly impact user retention and conversion.

Name: Gerald O. Dominic
Birthday: 25 July
Experience: 7+ Years
Phone: +2347030186131
Email: engrgeralddominic@gmail.com
Address: Lagos, Nigeria
Status: Available

7

Years of

Experience

15

Completed

Projects

Skills

JavaScript / TypeScript

95%

React & Next.js

98%

Angular

90%

Redux Toolkit

95%

HTML5 & CSS3 / Accessibility (WCAG)

98%

Node.js & Express.js

90%

REST APIs & GraphQL

90%

OpenAI API / LLM Integration / RAG

85%

Docker & CI/CD (GitHub Actions)

80%

Jest / React Testing Library / Cypress

85%

Experience

Engineering Lead

Fixit45 Technologies Ltd, Lagos, Nigeria | Jul 2023 – Jan 2025

• Led full-stack development of a production operations platform supporting revenue-generating services.
• Owned system architecture, sprint planning, and production release cycles.
• Reduced API latency from 700ms to under 200ms through performance optimisation and caching.
• Refactored legacy codebase, reducing technical debt by 35%.
• Led migration from Angular to React and defined scalable frontend architecture standards.
• Strengthened CI/CD processes and improved release stability.
• Implemented analytics-driven UI improvements that increased operational engagement by 30%.

Mid Frontend Engineer

Sterling Bank Plc, Lagos, Nigeria | Jun 2021 – Jun 2023

• Developed financial platforms serving over 10,000 active users.
• Built payment systems, loan processing workflows, and transaction features.
• Implemented accessibility standards (WCAG) and multilingual support, improving conversion rates by 35%.
• Optimised frontend performance and enhanced reliability of customer-facing applications.
• Collaborated with backend engineers to ensure secure API integrations.

Senior Software Engineer

Konga, Lagos, Nigeria | Jan 2019 – May 2021

• Built and maintained high-traffic commerce applications using React, Next.js, Node.js, and Express.
• Designed and optimised REST and GraphQL APIs, reducing backend response times by 60%.
• Implemented authentication and authorisation using JWT and OAuth.
• Improved deployment reliability through automated testing and CI/CD pipelines.
• Worked with Docker containers to support scalable production environments.

Full-stack Engineer

Oarbt, United Kingdom | Jun 2018 – Dec 2018

• Developed scalable web applications using React, Next.js, and TypeScript.
• Implemented Redux-based state management and performance optimisations.
• Collaborated with backend engineers to integrate REST and GraphQL APIs.
• Conducted code reviews and mentored junior developers.

Founder / Lead Engineer (Part-time)

Hiredev AI | 2024 – Present

• Architected and deployed a full-stack application using Next.js, Node.js, Docker, and CI/CD pipelines.
• Designed candidate matching algorithms and recruiter workflow systems.
• Implemented caching layers, background processing, and monitoring solutions.
• Managed production infrastructure with focus on cost efficiency and scalability.
• Gathered user feedback to iterate product roadmap and improve product-market fit.

Services

Web Development

I build high-performance, scalable, and user-friendly web applications using modern frameworks like React, Next.js, and TypeScript. My focus is on delivering seamless user experiences with clean and maintainable code.

Mobile App Development

Creating cross-platform mobile applications with React Native, ensuring intuitive interfaces, smooth functionality, and optimized performance for both iOS and Android devices.

Backend Development

Developing robust and scalable backend systems with Node.js, Express, and GraphQL. I specialize in designing APIs, database management, and server-side optimizations for seamless integration with frontend applications.

SEO & Performance Optimisation

Enhancing website visibility and speed through SEO best practices, performance optimisations, and advanced caching techniques. Websites rank higher on search engines and load faster for better user engagement.

AI-Powered Development

Integrating LLMs (GPT-4/4.5), RAG pipelines, Voice AI, and real-time AI streaming (SSE/WebSockets) into production applications. Experienced in prompt engineering and AI workflow orchestration for intelligent product features.

Portfolio

Open Source

Mifos X — Core Banking Platform

github.com/openMF

Contributed to frontend architecture and UI improvements in Mifos X, the open-source core banking platform used by 5,000+ microfinance institutions globally. Gained first-hand exposure to the architecture and UI patterns behind real-world banking infrastructure, compliance-aware UI design, and secure financial data handling.