About / Okechukwu Samuel Owhondah

Building with clarity,
from idea to system.

I'm a software engineer based in Northampton, UK. I work across product engineering, frontend systems and applied experimentation, with an interest in making complex things feel clear.

01 / PRACTICE

How I work.

My work has moved between data-rich React interfaces, real-time product features, Python services, third-party integrations and the infrastructure that gets them into users' hands.

An earlier foundation in Electrical and Electronics Engineering still shapes how I think: understand the system, find the signal and make the whole thing easier to reason about.

02 / EXPERIENCE

Where I've worked.

Zimmerman B.V

Frontend Engineer · Netherlands

Built data-rich React interfaces and the frontend systems that support them.

Selected contributions +

Developed TypeScript product interfaces and data visualisations with Apache ECharts and D3.
Integrated Auth0, Strapi localisation, Cypress coverage, and performance-oriented services.

Techsemester

Full-Stack Engineer · Nigeria

Shipped product features across React applications and Django services.

Selected contributions +

Implemented authentication flows and Firebase Cloud Messaging notifications.
Dockerised services for AWS EC2 and supported delivery with GitHub Actions.

Alajo

Full-Stack Engineer · Lagos, Nigeria

Worked on location-aware product features, operations tooling, and customer communication.

Selected contributions +

Built live location tracking with Google Maps and Firebase.
Created React and Next.js dashboards with Chart.js, SMS, and USSD integrations.

Selected contracts

Software Engineer · Remote

Delivered focused frontend and backend systems for MyQuba and Duduzili.

Selected contributions +

Built server-rendered Next.js experiences and Docker deployments for MyQuba.
Developed Django APIs and real-time WebSocket features for Duduzili.

03 / CLIENT WORK

Professional work.

Global Fund Data Explorer

Global health data / Zimmerman · Frontend engineer

A platform for exploring global health investment, financial and programme-result data, with an interactive report builder.

More context +

Report-builder layouts, drag-and-drop blocks, configurable ECharts and D3 visualisations, asset library and autosave reliability.

React · TypeScript · ECharts · D3 · dnd-kit

Visit site ↗

Health Anchor

Healthtech · Software engineer

A digital pathway platform for clinical appointment booking and referrals.

More context +

Booking, reporting, EHR interoperability, and APIs.

Care pathways · FHIR · APIs

Visit site ↗

Talnts

Edtech / Techsemester · Full-stack engineer

A platform for learning in-demand skills from creators through courses, cohorts and events, and earning from your own knowledge.

More context +

Google and password authentication, Firebase Cloud Messaging notifications, Recoil state, and Dockerised microservices on AWS EC2.

React · Django · Firebase · Docker · AWS

Visit site ↗

04 / BACKGROUND

Education & tools.

MSc, Computing (Software Engineering)University of Northampton · United Kingdom

BEng, Electrical & Electronics EngineeringFederal University of Technology, Owerri · Nigeria

Tools I work with +

Frontend engineeringReact · Next.js · TypeScript · Tailwind CSS
Product interfacesDesign systems · Auth0 · Strapi · i18n
Data visualisationD3 · Apache ECharts · Chart.js
Backend and APIsDjango · FastAPI · NestJS · PostgreSQL
Testing and qualityCypress · TDD · TypeScript · GitHub Actions
Infrastructure and deliveryDocker · AWS · CI/CD · Redis

05 / CONTACT

In touch.

Open to selected engineering roles and product collaborations.

Email ↗GitHub ↗LinkedIn ↗Résumé ↓