Frontend Engineer

Open to full-time
Bio

Chukwunedum D. is a Frontend Engineer with several years of experience in developing robust web applications. He specializes in using React, TailwindCSS, TypeScript, and JavaScript (ES6+) to build responsive and performant web interfaces, including dashboards and secure messaging platforms. His expertise extends to server-side rendering, Progressive Web Apps, and implementing CI/CD pipelines using GitHub Actions. Chukwunedum is also proficient in testing with Jest and React Testing Library, ensuring high-quality code through rigorous testing practices. At DataFlex, he built React and Tailwind dashboards that improved communication efficiency by reducing delays by 30% and optimized frontend rendering, cutting load times by 35%. At AppSwift, he led a team to deliver e-commerce and enterprise applications with over 3,000 monthly active users, enhancing client satisfaction scores by 25%. Chukwunedum holds a B.Sc. in Computer Science from the University of Nigeria. He is well-suited for roles that require bridging frontend development with business solutions, and he excels in environments where mentoring and leading teams are key to success.

Expertise
Vue.jsGraphQLPythonJavaScriptReactTypeScriptNode.jsAWSDatabase CachingDocument DatabaseRelational DatabaseGitHTMLjQueryKubernetesMongoDBNext.jsSQLWeb ScrapingWordPress
Video Intro
Assessments
APPLICANT AVG · 53%CHUKWUNEDUM · 88%0255075100TopASSESSMENT SCORE (0–100)

General Project Assessment

(88/100)
  • Debug and Enhance a ReactJS Property Search ComponentEasy
  • Develop a React.js Quiz Game ApplicationMedium
  • Optimize ReactJs Application PerformanceMedium
  • Understanding ReactJS's Virtual DOM EfficiencyMedium
Experience

  1. Frontend Engineer

    DataFlex, Lagos NigeriaJan 2023 — Jul 2023
    • Built React + Tailwind dashboards, secure messaging, and approval workflows for a 6-department communication platform, cutting delays by 30%.
    • Optimized frontend rendering, reducing dashboard load times by 35%.
    ReactTailwindCSSTypeScript JavaScript (ES6+)Flexbox, Grid LayoutServer-Side Rendering (SSR)Wireframing & Prototyping

  2. Frontend Lead

    DataFlex, Lagos NigeriaAug 2023 — Aug 2024
    • Defined frontend architecture and created reusable component libraries, reducing dev time for new modules by 25%.
    • Introduced Jest + React Testing Library and CI checks, cutting regression bugs by 40%.
    • Collaborated with product and design on UX improvements, boosting engagement metrics.
    ReactTailwindCSSJestReact Testing LibraryServer-Side Rendering (SSR)Progressive Web Apps (PWAs)

  3. Senior Frontend & Solutions Engineer

    DataFlex, Lagos NigeriaSep 2024 — Present
    • Bridged frontend engineering and presales, embedding features into proof-of-concept demos, reducing client delivery time by 35%.
    • Implemented compliance-ready UI flows (SOC2-style evidence collection), saving 20+ audit hours.
    • Mentored junior engineers, enabling them to ship production-ready React modules.
    ReactTailwindCSSProgressive Web Apps (PWAs)Lazy LoadingWeb Vitals (Largest Contentful Paint, First Input Delay, CLS)Caching Strategies (Service Workers, SWR, React Query)React Testing Library

  4. Frontend Mentor

    Springboard, Remote (USA)Sep 2022 — Jun 2023
    • Guided mentees through React project delivery, raising project completion rates to 100%.
    • Co-coded and reviewed student projects, reducing error rates by 60%.
    ReactReact Testing LibraryWireframing & Prototyping

  5. Lead Engineering Mentor

    Springboard, Remote (USA)Aug 2023 — Present
    • Aligned curriculum to industry practices (state management, responsive design, accessibility, testing).
    • Led workshops on UI/UX and performance tuning; mentored 9 developers, 7 secured full-time roles.
    • Built a peer-review system for scalable learning and faster iteration cycles.
    ReactvuepythontailwindcssReact Testing LibraryVite WebpackGitHub Actions (CI/CD for frontend apps)

  6. Intern

    AppSwift, Awka, NigeriaJan 2020 — Apr 2020
    • Converted Figma wireframes into pixel-perfect responsive screens (React + Tailwind).
    • Fixed 50+ UI bugs and performance issues across client apps.
    ReactTailwindCSSWireframing & Prototyping

  7. Frontend Developer

    AppSwift, Awka, NigeriaMay 2020 — Sep 2021
    • Delivered React frontends for e-commerce and enterprise apps with 3,000+ MAUs.
    • Built authentication flows, payment UIs, and dynamic dashboards for 5+ client businesses.
    • Designed reusable React component patterns, cutting project delivery timelines by 20%.
    ReactWebSockets / Real-time Frontend AppsUX Testing A/B TestingWireframing & Prototyping

  8. Lead Frontend Engineer

    AppSwift, Awka, NigeriaSep 2021 — Jul 2022
    • Led a 3-person frontend team, managing architecture, reviews, and sprint planning.
    • Established coding standards, performance benchmarks, and testing (Jest).
    • Coordinated with designers and stakeholders, aligning UX with client business goals and raising satisfaction scores by 25%.
    • Mentored junior developers to production-ready level within 3 months.
    ReactJestGitHub Actions (CI/CD for frontend apps)Agile / ScrumGraphQL (Apollo Client, Relay)
Education

  1. B.Sc. Computer Science

    University of NigeriaNigeria2017 — 2020
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