Available for new projects
Open to full-time & remote roles

Hi, I'm John Adeoye

3+ years building enterprise systems for government & fintech

Frontend Engineer with 3+ years of experience building secure, workflow-driven enterprise applications across government and fintech sectors. Experienced in designing complex role-based interfaces, multi-level approval systems, and scalable component architectures.

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Building the future, one pixel at a time.

I'm a frontend developer based in Lagos, Nigeria. With 3+ years of experience, I've built secure, workflow-driven enterprise applications for government and fintech. My approach combines technical rigor with a focus on role-based interfaces, multi-level approvals, and scalable component architecture.

ReactTypeScriptNext.jsJavaScriptTailwindReduxZustandREST APIsGitAgile
3+

Years Experience

5+

Production Systems

10+

Projects Contributed To

Currently at Clan Africa / NCAA

Professional Journey

Leading engineering teams and building high-impact products.

Clan Africa Tech Innovation (NCAA Enterprise Systems)
Frontend Engineer

Contributed to enterprise-grade internal systems supporting aviation operations, including HR workflows, procurement processes, case tracking, and inventory management. Also contributed as a frontend developer to Lyncs (a unified transportation booking app) and Statisense (frontend features in the Immortal BI module for real-time business intelligence insights).

ReactNext.jsTypeScriptZustandREST APIsAgile
Freelance
Freelance Frontend Developer (Remote)

Architected and implemented frontend systems for a credit-commerce platform supporting installment purchases, bill payments, and fuel services. Built secure onboarding and dashboard experiences for a digital loan platform. Designed mobile-first UI architecture optimized for performance and accessibility.

ReactNext.jsTypeScriptTailwindREST APIs
SQI College of ICT / LAUTECH
Web Developer

Designed and implemented interactive web interfaces using HTML, CSS, and JavaScript. Improved user engagement through modern UI patterns and clean layouts. Gained hands-on experience working on real-world web applications in team environments.

HTML5CSS3JavaScript

Featured Projects

A selection of my best work across fintech, lending, and product.

Mewizo screenshot
NEXT.JSTYPESCRIPTZUSTANDTAILWINDHERO UI

Mewizo

Event reminder and gifting app: connect friends, set event dates and custom wishes, and send automated messages. Includes a shopping layer so users can attach gifts to wishes. Built the frontend end-to-end.

DemoGitHub
REACTZUSTANDTAILWINDANT DESIGNMONO

Enlace

Digital loan platform with secure onboarding and dashboard experiences. Built mobile-first UI architecture optimized for performance and accessibility, supporting borrowers through a clear, compliant flow.

DemoGitHub
Enlace Group Lending screenshot
REACTZUSTANDTYPESCRIPTTAILWINDREACT HOOK FORMHERO UIMONO

Enlace Group Lending

Group-based lending product where users form groups and apply for loans collectively. Engineered the full frontend—forms, state, and flows—with type safety and accessibility in mind. Ongoing.

In progress

DemoGitHub
REACTREDUXTAILWINDMONO

Vouch

Credit-commerce platform enabling installment purchases, bill payments, and fuel services. Led frontend development—implemented core UI systems, state management, and payment flows with a focus on reliability and scale.

DemoGitHub
Vouch screenshot
REACTTYPESCRIPTTAILWINDREST APIs

Lyncs

Internal module at Clan: unified transportation booking app consolidating flights, rides, bus, and transit services. Contributed as a frontend developer across booking flows and in-app payments for ongoing rides.

DemoGitHub

What people say

“John delivered a robust frontend architecture that scaled with our regulatory requirements. His attention to workflow clarity and role-based access was exceptional.”

Team Lead

Engineering · Clan Africa

“Working with John on Vouch was seamless. He built scalable frontend systems for credit-based transactions and ensured smooth, reliable user experiences across payments and billing flows”

Product Owner

Operations · Vouch

“Clean code, on-time delivery, and great communication. Would hire again for frontend-heavy projects.”

Client

Fintech · Freelance

“John led frontend execution on Vouch’s credit-commerce platform, delivering robust UI architecture and reliable payment flows. His focus on state management and performance was critical to the product’s stability at scale”

Engineering Lead

Engineering · Vouch

Loved by clients & teammates

What people are saying

Real feedback from developers, leads, and founders I've worked with on enterprise and product teams.

“John delivered our HR and procurement UIs on time. Clean code, clear communication, and the approval workflows he built are solid in production.”

Enoch Taiwo

Tech Lead, Clan Africa

“Working with John on the NCAA systems was smooth. He owns the frontend and keeps things maintainable. Would work with him again.”

Stephen Olusegun

Frontend Developer

“Working alongside John, I’ve seen his ability to break down complex frontend problems and turn them into intuitive user experiences. He communicates clearly, aligns quickly, and makes collaboration effortless”

Beboss

Frontend Developer

“John is the kind of developer who thinks beyond the ticket. He suggested better UX for our approval flows and we shipped it. Great collaboration.”

Adedotun Adegbola

Product Manager

“John delivered our HR and procurement UIs on time. Clean code, clear communication, and the approval workflows he built are solid in production.”

Enoch Taiwo

Tech Lead, Clan Africa

“Working with John on the NCAA systems was smooth. He owns the frontend and keeps things maintainable. Would work with him again.”

Stephen Olusegun

Frontend Developer

“Working alongside John, I’ve seen his ability to break down complex frontend problems and turn them into intuitive user experiences. He communicates clearly, aligns quickly, and makes collaboration effortless”

Beboss

Frontend Developer

“John is the kind of developer who thinks beyond the ticket. He suggested better UX for our approval flows and we shipped it. Great collaboration.”

Adedotun Adegbola

Product Manager

“We needed someone who could handle role-based UIs and complex state. John stepped in, understood the domain fast, and delivered. Recommended.”

Godwin

Full Stack Developer

“His React and TypeScript work is top-notch. Our dashboard performance improved after his optimizations. Professional and easy to work with.”

Daniel Joseph

Frontend Engineer

“John helped us ship the credit-commerce frontend on a tight timeline. Mobile-first, accessible, and the codebase is easy to extend.”

David Adewale

Startup Founder

“Clear documentation and reusable components. He made our legal case management UI feel consistent with the rest of the product. Solid engineer.”

Akanji Samson

Software Engineer

“We needed someone who could handle role-based UIs and complex state. John stepped in, understood the domain fast, and delivered. Recommended.”

Godwin

Full Stack Developer

“His React and TypeScript work is top-notch. Our dashboard performance improved after his optimizations. Professional and easy to work with.”

Daniel Joseph

Frontend Engineer

“John helped us ship the credit-commerce frontend on a tight timeline. Mobile-first, accessible, and the codebase is easy to extend.”

David Adewale

Startup Founder

“Clear documentation and reusable components. He made our legal case management UI feel consistent with the rest of the product. Solid engineer.”

Akanji Samson

Software Engineer

REACTTYPESCRIPTNEXT.JSNODE.JSZUSTANDTAILWINDREST APIsGITAGILE

Thoughts & Writing

Frontend

Building role-based UIs at scale

Coming soon
Architecture

Multi-level approval workflows in React

Coming soon
Engineering

Enterprise component libraries that stick

Coming soon

Let's build something extraordinary together.

Currently open to full-time senior roles and high-impact freelance opportunities. Let's discuss your next big idea.

Hire Me Now

Resume

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Professional Summary

Frontend Engineer with 3+ years of experience building secure, workflow-driven enterprise applications across government and fintech sectors. Experienced in designing complex role-based interfaces, multi-level approval systems, and scalable component architectures. Currently leading frontend maintenance for mission-critical regulatory systems. Seeking opportunities where system design and performance matter.

Professional Experience

  • Frontend Engineer2023 – Present

    Clan Africa Tech Innovation (NCAA Enterprise Systems)

    Contributed to enterprise-grade internal systems supporting aviation operations, including HR workflows, procurement processes, case tracking, and inventory management. Also contributed as a frontend developer to Lyncs (a unified transportation booking app) and Statisense (frontend features in the Immortal BI module for real-time business intelligence insights).

    ReactNext.jsTypeScriptZustandREST APIsAgile
  • Freelance Frontend Developer (Remote)2024 – Present

    Freelance

    Architected and implemented frontend systems for a credit-commerce platform supporting installment purchases, bill payments, and fuel services. Built secure onboarding and dashboard experiences for a digital loan platform. Designed mobile-first UI architecture optimized for performance and accessibility.

    ReactNext.jsTypeScriptTailwindREST APIs
  • Web Developer2021 – 2023

    SQI College of ICT / LAUTECH

    Designed and implemented interactive web interfaces using HTML, CSS, and JavaScript. Improved user engagement through modern UI patterns and clean layouts. Gained hands-on experience working on real-world web applications in team environments.

    HTML5CSS3JavaScript