I’m Hans Weno. I design and ship software end to end, from fintech frontends in TypeScript to backend systems in PHP and Go that quietly scale. This summer I’m contributing to Joomla core as a Google Summer of Code ’26 engineer.
Douala, Cameroon · working remotely worldwide
Products I’ve built and shipped.
Five years across fintech, tooling and open source.
May 2026 – Present
Remote
Building an automated workflow system that integrates Joomla's Workflow and Scheduled Tasks features, enabling transitions to run on a schedule without manual intervention. The work ships directly into Joomla core in PHP.
Oct 2025 – Jul 2026
Leeds, United Kingdom
Led frontend development of a cross-border remittance platform in TypeScript and React. Built secure KYC flows with the Persona SDK, client-side bank linking with Plaid, and the region-aware features that enabled the product's US launch.
Apr 2024 – Jul 2025
Laurel, USA
Architected the backend of an experience-planning app with Laravel, Docker and CI/CD. Built an AI recommendation engine on embeddings for semantic search, and cut API response times 40% with Redis caching.
Oct 2023 – Sep 2024
Buea, Cameroon
Architected a proprietary Android POS system on custom hardware, scaling to 1,000+ users while directing a team of five engineers. Shipped a donation platform and the company site that grew monthly leads 45%.
Aug 2022 – Sep 2024
Buea, Cameroon
Designed RESTful APIs for a CRM in Laravel, led client projects to a 95% satisfaction rate, and built referral features that lifted sales 10%.
Oct 2022 – Jul 2023
Germany
Built components for Camsol's payment gateway with MongoDB-backed APIs, cutting salary payment delays 25%, and optimized the training platform's course discovery.
Aug 2021 – Sep 2021
Nigeria
Built the backend architecture for the ToDo plugin on Zuri.chat, trimming API response times by 30ms.
BEng Software Engineering · University of Buea
Technology I reach for.
I’m open to engineering roles, contract work and interesting collaborations.