OKONJI EMEKA

Frontend Developer

GitHub | LinkedIn | X

About

Highly motivated and results-driven Frontend Developer with a perfect 4.0/4.0 GPA from AltSchool Africa's Diploma in Frontend Engineering and a B.Sc in Geology. Leveraging robust internship experience and a portfolio of impactful projects, I excel at building scalable, user-friendly applications and contributing to high-impact web solutions across diverse industries, from fintech to healthcare.

Work Experience

Contract Frontend Developer

Drive Technology (parent company of Leverpay)

Sep 2025 - Present

Lagos, Lagos State, Nigeria

Developed a comprehensive fintech application for a microfinance bank, automating critical processes across major frontend modules and enhancing the user experience.

  • Delivered fully functional, SEO-optimized interfaces for core modules including loans, authentication, transactions, and marketplace, supporting both user and admin applications.
  • Increased initial application load times by 85% and significantly improved overall user experience through strategic implementation of performance optimization techniques.
  • Enhanced UI consistency across all applications by strictly adhering to the Figma design system and enforcing robust design standards, contributing to a scalable and readable frontend component architecture.
  • Contributed to a reported 100%+ increase in bank visibility and revenue by ensuring a fully secured, bank-grade security framework within the application's frontend.
  • Engineered and deployed a robust payment system on the frontend, integrating seamlessly with backend APIs for real-time transaction validation, bank account management, loan request/approval (including digital KYC), and marketplace product payment carts.

Intern/Contract Frontend Developer

Cilpron

Jun 2025 - Present

Lagos, Lagos State, Nigeria

Contributed to an Integrated Business Solutions Platform, a Super App comprising 10 modular SaaS applications, by delivering functional interfaces and optimizing development workflows.

  • Delivered fully functional interfaces for Accounting, To-Do, and Channels applications, facilitating early adoption by internal test users within the initial 3 months of development.
  • Increased development efficiency by 25% through the strategic creation and comprehensive documentation of reusable UI components utilizing Microsoft Fluent UI.
  • Improved UI consistency across all modular applications by aligning implementations with the Figma design system and rigorously enforcing established design standards.

Full-time Frontend Developer

AppStack Ventures

Jan 2025 - Present

Benin City, Edo State, Nigeria

Collaborated on diverse, large-scale real-world projects across healthcare, club management, and HR SaaS industries, automating processes and elevating user experiences.

  • Developed a Biometric Electronic Attendance Application, implementing a secure clock-in/clock-out system for staff using biometric scanners to streamline institutional attendance tracking.
  • Automated critical vendor approvals and department proposals for the Chief Medical Director by developing specialized Accounting Software for Edo Specialist Hospital, enhancing operational efficiency.
  • Engineered the comprehensive Benin Club Computerization system, integrating e-voting, member wallet, fund tabs, dashboard, subscriptions, order history, and notifications to modernize club management.
  • Designed and developed an ongoing HR SaaS Application encompassing recruitment, onboarding, payroll, Learning Management System (LMS), leave management, disciplinary management, and chat functionalities.
  • Automated core business processes for a medium-sized enterprise with a Sales Application, including outstanding analysis, Bill of Materials (BOM) management, and sales reporting, significantly streamlining operations for staff, managers, and business owners.

Education

Frontend Engineering

AltSchool Africa

4.0/4.0

May 2024 - May 2025

Lagos, Lagos State, NG

Geology

Delta State University, Nigeria

Sep 2010 - Feb 2014

Abraka, Delta State, NG

Projects

Yard (AltHub Final Project)

Dec 2024 - Apr 2025

A real estate platform developed as the AltHub Final Project, designed to directly connect landlords with tenants, thereby eliminating intermediary agent fees and streamlining the rental process.

Awards

Top of Class Graduate

AltSchool Africa

May 2025

Recognized as the top graduate of the Frontend Engineering Diploma program for exceptional academic performance and project contributions.

Skills

Programming Languages

  • HTML
  • CSS
  • JavaScript (ES6+)
  • TypeScript
  • Node.js
  • PHP

Frontend Frameworks & Libraries

  • React.js
  • Next.js
  • Vue.js
  • Chakra UI
  • Material UI
  • Ionic
  • Bootstrap
  • Fluent UI
  • Tailwind CSS
  • Shadcn UI

Methodologies & Concepts

  • Agile/Scrum
  • Responsive Design
  • REST APIs

Databases

  • MySQL
  • MongoDB
  • Sequelize
  • Mongoose

Tools

  • Git
  • GitHub
  • VS Code
  • Netlify
  • Vercel
  • Figma (basic)

Version Control

  • Git (branching, merging)
  • GitHub Actions

Professional Skills

  • Communication & Collaboration
  • Critical Thinking & Problem Solving
  • Leadership & Team Coordination
  • Adaptability & Continuous Learning