# Wilfried Ago > Distributed Systems Engineer in Cotonou, Benin. Full stack software engineer working on mission-critical information systems backend services, distributed architecture, and the tooling around them. This is the personal portfolio of Wilfried Ago — professional background, case studies of shipped work, open-source projects, and occasional written notes. Every page linked below is the Markdown representation of a page on the site; drop the `.md` for the HTML version. Pages are also published in French and German under `/fr` and `/de` (for example `https://wilfriedago.me/fr/about.md`), and each HTML page links its own Markdown with `rel="alternate"`. ## Identity - [About](https://wilfriedago.me/about.md): Who he is, the daily stack, and where to find him elsewhere - [Experience](https://wilfriedago.me/resume.md): Employment history, education and skills, as structured text - [Resume (PDF)](https://wilfriedago.me/RESUME_WILFRIED_AGO_SENIOR_SOFTWARE_ENGINEER.pdf): The canonical downloadable resume - [Subject areas](https://wilfriedago.me/about.md): Software Engineering, Backend Development, Distributed Systems, Domain-Driven Design, Microservices, Core Banking Systems, Cloud Native ## Work - [All work](https://wilfriedago.me/works.md): Index of 4 entries: case studies, personal projects and upstream contributions - [Core banking for microfinance institutions](https://wilfriedago.me/works/opencbs-core-banking.md): Building and extending OpenCBS, an Apache Fineract-based core banking platform for microfinance institutions and banks in the UEMOA region. - [PassMi, ticketing from sale to gate](https://wilfriedago.me/works/passmi-ticketing.md): Main contributor to PassMi, a ticketing platform for event organisers, with real-time analytics and ticket scanning at the door. - [Tracking blood from donor to recipient](https://wilfriedago.me/works/tec-internal-tools.md): A management application for blood collection and donation centres, tracking stock, donors and recipients, alongside contributions to internal projects. - [Example project](https://wilfriedago.me/works/example-project.md): A placeholder project that keeps the projects collection typed. Replace it with something you actually built. ## Writing - [All notes](https://wilfriedago.me/notes.md): Index of 1 written note - [Hello world](https://wilfriedago.me/notes/hello-world.md): A placeholder essay that keeps the writing collection typed and the build honest. Replace it with the first thing you actually want to say. - [RSS feed](https://wilfriedago.me/feed.xml): Notes as RSS 2.0 ## Contact - [Contact](https://wilfriedago.me/contact.md): How to get in touch, and what the form on the page does - [Email](mailto:hi@wilfriedago.me): Reaches him directly ## Optional - [Now](https://wilfriedago.me/now.md): What he is working on, learning and reading at the moment - [Sitemap](https://wilfriedago.me/sitemap.xml): Every page, in every language