ajayitomiwa.
Let’s talk

Senior Frontend Engineer

Interfaces with
intention.

I build products that feel good to use and make sense to maintain. From the first component to the architecture underneath.

View résuméGitHub

Selected work

Less talk. More shipped.

A few things I’ve helped bring to life.
Real products, real constraints, thoughtful solutions.

MRL Nigeria homepage introducing the laboratory's fungal diagnostics and research work

Medical mycology & training

MRL Nigeria

A reference lab, its strains, and the people it trains.

My contribution

I built the full platform — Next.js, Sanity and Supabase — that runs data and operations for the Mycology Reference Laboratory in Nigeria: a searchable strain catalogue clinicians order from, customisable courses that issue verifiable certificates to members, and a multi-site admin covering surveillance records, learner analytics and team management.

Catalog, courses and certificates in one placeNext.js / Sanity / Supabase
Raptures website showcasing African comics and stories

Entertainment & education

Raptures.io

A new foundation for African storytelling.

My contribution

I led the migration and refactor of a legacy web-mobile codebase for an African comics and entertainment platform, cutting deploy time by 70% and lifting Lighthouse scores past 95. I rebuilt the admin backoffice from an ageing Bootstrap Django app into React and Tailwind, and shipped Typemaster, a children's typing game that came out of beta with strong tester feedback.

70% faster deploymentsNext.js / TypeScript / TanStack Query
The Health enLight Initiative homepage with a stack of upcoming event cards

Public health & community

The Health enLight Initiative

Health outreach, told through its own events.

My contribution

As programs lead, I designed and built the site for a Nigerian health NGO beautifully telling our story. It includes Programmes, events, gallery and posts which all live in Sanity for the content team to manage themselves, and a volunteer intake form that feeds straight into the team’s Brevo CRM.

Events the team publishes themselvesNext.js / Sanity / Framer Motion
ILLUMRA wireless lighting controls product website

IoT & connected products

Illumra Catalog

Making connected lighting easier to discover.

My contribution

I built the product catalogue for a US wireless-lighting and IoT manufacturer on Next.js, with a locally configured Sanity CMS and Brevo CRM integration.

CMS-driven product discoveryNext.js / Sanity / TypeScript
Glasstronic Technologies website showing engineered glass for modern construction

Manufacturing & operations

GlasstronicTech

From a custom order to the factory floor.

My contribution

I built the website landing page and system a custom glass manufacturer now runs on: three connected POS portals — Sales, Factory and Admin — that carry an order from quote to delivery. It prices work from custom glass measurements through a dedicated logic engine

One workflow. Three connected portals.React / TypeScript / Zustand
TimTechVille architecture and interior design portfolio

Architecture & interiors

TimTechVille

A digital space with a sense of place.

My contribution

I designed and built the studio site for an interior design and architecture practice. It features custom parallax and scroll-driven animation modules in Framer Motion pace the reveal of each project, over a minimal, layout-first composition that stays fully responsive without giving up performance.

Designed around space and motionReact / GSAP / Framer Motion
More from the archive 03

Visaintel App

Travel agent marketplace platform featuring escrow checkout flows and real-time support chat.

React / Redux / Material UI / WebSockets / Stripe API
View project

Access More Campaign

High-performance promotional mobile app pages and loan calculation components built for Access Bank Plc.

React / Material UI / Redux Toolkit / Vanilla JS
View project

QuizQuest

Responsive real-time trivia quiz application built within 7 hours as a technical interview test.

React / Tailwind CSS / Trivia API
View projectSource

The journey so far

Experience that adds up.

The full résumé
July 2025 — PresentRaptures.ioLead Frontend DeveloperFull-Time
  • Spearheaded the strategic migration and refactor of the legacy web-based mobile application codebase, cutting deployment time by 70% (from 10 min to <3 min) and achieving 95%+ Lighthouse scores for speed and SEO within 1 month.
  • Optimized server/client-side data-fetching architectures using TanStack Query, cutting redundant API calls by 40%.
  • Led the end-to-end UI/UX overhaul of the internal admin panel, driving the migration from an outdated Bootstrap Django app to a modern React/Tailwind clean UI, which significantly improved administrators' ease of use.
  • Established the core architectural standards for the frontend team, delivering a stable and scalable foundation that proactively reduced technical debt by almost 60%.
  • Drove the end-to-end development and launch of 'Typemaster,' a high-traction children's typing game for Rapkids, validated by strong positive feedback from beta testers.
  • Championed data-driven platform optimization by collaborating with Digital Marketing and Design, leveraging Mixpanel to identify and resolve key user flow bottlenecks, resulting in a 15% increase in the overall platform conversion rate.
Next.jsReactTypeScriptTailwind CSSTanStack QueryMixpanel
July 2023 — April 2026Momenttrack USASenior Frontend Developer (Contract)Contract
  • Owned the development of a real-time, customizable dashboard solution, allowing users to generate tailored reports for their data and improving data accessibility and decision-making.
  • Designed and built a fully custom marketing website for a partner from scratch using Next.js and Sanity.io, delivering a clean, scalable, and CMS-driven solution without pre-existing designs.
  • Engineered IoT application-level solutions at MomentTrack, leading to a 25% boost in client inquiries and onboarding prominent manufacturing clients like Design Imaging and ATL Technologies to streamline inventory management.
  • Refactored and modernized a ~25,000-line legacy codebase, improving code maintainability by 60%, reducing technical debt, and enabling 2× faster feature delivery.
Next.jsReactSanity.ioIoT SolutionsTypeScript
May 2022 — June 2023NativebrandsLead Frontend DeveloperFull-Time
  • Initiated a cultural shift towards best coding practices and architecture, reducing code review time by 25% and post-deployment issues by 20%.
  • Built and optimized key webpages for Access Bank Plc, including the mobile app webpage that significantly boosted downloads by 30% and enhanced the bank's user-friendly reputation.
  • Led the front-end development of several MVPs using React, Redux Toolkit, and Material UI, ensuring timely and successful project delivery.
  • Trained and mentored 2 frontend interns, providing structured feedback, leading to their promotion to junior-level engineers within six months.
ReactRedux ToolkitMaterial UIAccess Bank Campaign
March 2022 — February 2023VisaintelFrontend Developer (Contract)Contract
  • Owned the development of a scalable website with chat, escrow payments, and dashboards using React, Redux, and Material UI, supporting 10 core team members in efficient process management.
  • Integrated new payment gateways, resulting in a 50% increase in seamless transactions.
  • Streamlined deployment and testing in collaboration with QA and DevOps, reducing downtime by 25% and improving application performance.
  • Enhanced SEO and optimized the search feature, increasing organic traffic by 40% and improving search accuracy by 30%.
ReactReduxMaterial UIPayment IntegrationSEO Optimization
June 2021 — PresentSelf-EmployedFrontend Developer (Freelance)Freelance
  • Developed a multi-portal web application (Sales, Factory, Admin) for Glasstronics to orchestrate custom glass orders, production workflows, inventory, and dynamic pricing (Full custom POS system flow). Integrated live-camera QR code scanning and QR code PDF generation.
  • Created a smoothly animated interior designer portfolio (TimTechVille) with parallax effects, focused on minimalist aesthetics and fluid transitions.
  • Designed Adron Homes Admin Dashboard for property management and Maven (a cryptocurrency hedge fund).
  • Taught frontend development for beginners at the Altschool summer camp.
  • Collaborated closely with clients, backend engineers, and product managers to define problem specifications, leading to faster project delivery by an average of 2 weeks.
ReactZustandGSAPFramer MotionQR Code ScanningPOS Architecture
February 2020 — August 2021Dira LabsFrontend DeveloperFull-Time
  • Transformed complex UI designs into pixel-perfect HTML templates, which were integrated with WordPress, resulting in a 20% increase in page loading speed.
  • Resolved intricate technical issues and customized WordPress templates to meet unique client specifications, boosting client satisfaction by 30%.
  • Led and delivered over 5 client projects, including a tentative ticketing platform for 'Oya Make We Groove', a travel agency's website, and an edtech platform, consistently meeting deadlines.
HTML5CSS3JavaScriptWordPressTicketing System

Tools of the trade

A considered toolkit.

The everyday toolkit

TypeScript · React · Next.js · Tailwind CSS

Behind the interface

TanStack Query · Zustand · Sanity · GraphQL

The finer details

GSAP · Framer Motion · Responsive UI · Frontend architecture

There’s another side to my work.Explore my research