Summary

Emmanuel O.c is a Software Engineer specializing in frontend and mobile development, with expertise in JavaScript, TypeScript, ReactJS, NextJS, React Native, and Expo. He has built scalable, high-performance applications for companies like C80 Limited, Qatapolt LTD, and Prune Payment, focusing on clean UI, seamless user experiences, and efficient development workflows. His contributions include optimizing frontend performance, integrating complex systems like SEPA and NIBSS, and leading the development of responsive web and mobile apps across sectors. Backed by a diploma in Software Engineering from AltSchool Africa and an HND in Electrical & Electronics Engineering, Emmanuel combines technical depth with a passion for solving user-focused challenges.

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Assessment Scores. Click to see explore details:
General Coding and Video Assessment
79%
  • Perfect score on Book Availability Checker Application, Difficulty Easy

  • Perfect score on Mortgage Payment Calculator, Difficulty Medium

  • Great score on React Native State Management, Difficulty Medium

  • Great score on React Native Application Performance, Difficulty Medium

  • Perfect score on React Native Simple Counter, Difficulty Easy

  • Excellent communication and problem solving skills

    Experience
    C80 Limited
    Software Engineer (Full-Time)
    Dec 2022-present
  • Utilizing React, Next.js, and React Native to build client-focused applications

  • Writing clean, efficient code in JavaScript and TypeScript

  • Collaborating with cross-functional teams to design intuitive, high-performing software

  • Focus on scalability and efficiency in software development

    Technologies: React, Next.js, React Native, Tanstack query, Mantine, Zustand

    Qatapolt LTD
    Mobile Engineer (Remote)
    Feb 2024-present
  • Drive the development of Qatapolt's sports-focused social app using React Native

  • Collaborate with other developers to resolve challenges and ensure project milestones are met

    Technologies: React Native, NextJS, React, Tanstack query, Expo, Firebase, Zustand

    Prune Payment
    Frontend Engineer (Remote)
    Mar 2024-Apr 2025
  • Optimized frontend workflows to improve application performance and development efficiency

  • Collaborated with cross-functional teams to integrate banking solutions into the frontend

  • Delivered complex projects on schedule

    Technologies: React, NextJS, Tanstack query, Mantine, Zustand

    La’Chariz Groups
    Frontend & Mobile Engineer (Remote)
    Feb 2024-Aug 2024
  • Utilized React, NextJs, Firebase, and React Native with Expo to build and develop projects

  • Spearheaded the development of the La Charz school website and property mobile app

  • Focused on delivering high performance, scalability, and user-friendly interfaces

    Technologies: React, NextJs, Firebase, React Native, Expo, Tailwind, Zustand

    GETBLACK
    Software Engineer - Contract (Remote)
    Jul 2022-Oct 2022
  • Collaborated with the Backend Team to build company store site and Dashboard

  • Handled all client-side implementations with HTML, CSS, JavaScript, ReactJs, Redux, and TailwindCSS

  • Ensured responsive design and cross-browser compatibility

    Technologies: HTML, CSS, JavaScript, ReactJs, Redux, TailwindCSS

    TECH BRIDGE-CITY
    Frontend Engineer (Remote)
    Mar 2022-Oct 2022
  • Worked with the Design Team to build and enhance the company site and various web projects

  • Implemented all client-side elements using HTML, CSS, JavaScript, ReactJs, Redux, and TailwindCSS

  • Ensured all implementations were responsive and optimized for performance

    Technologies: HTML, CSS, JavaScript, ReactJs, Redux, TailwindCSS

    MAYFAIR TECHNOLOGIES
    Frontend Engineer - Internship (Intern)
    Jun 2020-Mar 2021
  • Worked with the Development Team to Test Product Features and Functions

  • Worked with the Senior Developer to Review, Troubleshoot, Analyze, and Implement Solutions

  • Worked on the Client Side with AngularJs, ReactJs, HTML & CSS

    Technologies: AngularJs, ReactJs, HTML, CSS

    Projects
  • Prune Payments

    Seamless Global Payment: Send and receive money globally!

  • Qatapolt

    Qatapolt is a social media app that is truly dedicated to turning dreams into reality within sport. Athletes can show their talent and get discovered by agents, scouts, clubs, etc. Qatapolt is also impeccable for sports fans because you can connect with your favorite athletes and other fans to discuss the latest in sport.

  • Bravort

    Discover your tech and design superpowers at Bravort – a community of learners that speak the language of innovation and creativity – dive into tech and design with us.

  • Verivafrica

    At Veriv Africa, we are passionate about knowledge and dedicated to providing accurate and valuable insights to empower businesses, organisations, and professionals across Nigeria.

  • RAIA

    To serve as Africa's premier knowledge hub and community platform for AI, connecting stakeholders across the continent and amplifying African voices in the global AI landscape. We aim to promote responsible AI development that addresses Africa's unique challenges and opportunities, while empowering individuals and organisations through curated insights and collaborative initiatives. Our work will ensure that African values and contexts remain at the heart of the continent's growing AI ecosystem.

    Education
    Diploma in Software Engineering
    2022-2023

    ALTSCHOOL AFRICA - Lagos-State, Nigeria

    HND Electrical & Electronics Engineering
    2013-2018

    FEDERAL POLYTECHNIC NEKEDE - Imo-State, Nigeria

    Mobile Developer
    /Mo | [/Hr]
    Javascript
    React
    NextJS
    Typescript
    React Native
    CSS
    HTML
    NodeJS
    Git

    Emmanuel O. is a Mid-Senior Level Developer

    See our Hiring Guide to learn more