Full-Stack Developer & Technical Lead
Chukwuka Oguh
Full-stack developer, technical lead and technical program manager with four years of experience building, deploying and supporting production web applications for global NGOs, retail brands and engineering firms.
Profile
Professional Bio
Chukwuka is a full-stack developer, technical lead and technical program manager. He builds, deploys and supports production web applications for global NGOs, retail brands and engineering firms, and runs structured delivery for multi-cohort technical programmes.
He is strongest at tracing production problems to their root cause, from crawler-driven CPU spikes to automated bot-registration attacks, and at explaining the fix clearly to technical and non-technical stakeholders alike. He works across PostgreSQL and MySQL, the Linux command line and the JavaScript ecosystem (React, Node.js, TypeScript).
Experience
Professional Experience
Apr 2025 – Present
Technical Lead · Ellamo Brand
Technical direction for a multi-brand fashion e-commerce store serving the UK, US, EU and Canada; leading the mobile app build.
Feb 2026 – Present
Customer Success Manager · Allcad Consults
Autodesk-certified support for Autodesk and ARCHIBUS customers in architecture, engineering and construction.
Oct 2024 – May 2026
Technical Program Manager · Mentorled
End-to-end delivery across 3+ simultaneous programme cohorts with 100+ participants.
Dec 2025 – Jan 2026
AI Data Annotator / LLM Trainer · Turing
Evaluated and annotated large language model outputs to improve model quality.
Jan 2023 – May 2024
Full-Stack & Frontend Developer · HS Advanced Technology
Web applications and portals, including work for the Bill & Melinda Gates Foundation.
Feb 2023 – Jan 2024
Technology Officer & Web Developer · Waxd Solutions
Oct 2022 – Dec 2023
Software Developer · Allcad Consults
Custom applications on Autodesk APIs for engineering and architectural workflows.
Capabilities
Skills
Databases
- PostgreSQL
- MySQL
- Complex SQL queries
- MongoDB
- Database-enforced access control
Backend & APIs
- Node.js
- Express
- PHP
- TypeScript
- RESTful APIs
- WooCommerce Store API
- FHIR
Frontend
- React.js
- JavaScript (ES6+)
- HTML5
- CSS3
- Flutter/Dart
- Responsive design
- UI/UX principles
Infrastructure
- Linux/Unix
- NGINX
- LiteSpeed
- Cloudflare
- Google Cloud
- Firebase
- Git/GitHub
Delivery & Leadership
- Programme and sprint management
- Stakeholder reporting
- Risk and blocker tracking
- Agile/Scrum
- Technical documentation
Support & Quality
- Root-cause debugging
- Performance optimisation
- Security hardening
- Test-driven development
- LLM output evaluation
Highlights
Selected Highlights
- Traced recurring server CPU spikes to a web crawler hitting add-to-wishlist URLs and resolved them with targeted server rules
- Built a custom anti-bot registration plugin: honeypot and timing traps, disposable-email blocking, per-IP rate limiting and Cloudflare Turnstile
- Improved Largest Contentful Paint through WebP conversion, Cloudinary optimisation and LiteSpeed/Cloudflare caching
- Leading a mobile-native app shell on the WooCommerce Store API, evaluating Medusa (Node.js, TypeScript, PostgreSQL) as a headless backend
- Aurly: healthcare coordination platform on Medplum/FHIR for the UK NHS ecosystem, with a database-enforced, audited patient-read gateway
- Millers for Nutrition: WordPress and PHP web app with interactive features for a global NGO
- Fixed email deliverability (SPF, DKIM, DMARC) and ran a six-email drip campaign to about 900 AEC companies
- Introduced progress-tracking and reporting systems giving programme leadership weekly summaries and early risk signals