Case studies
Platform engineering from my day job, and projects I deliver end to end for small businesses. Each one follows the same outline: situation, task, action, result.
Platform engineering
A maritime-AI vessel-monitoring platform: 1,000+ vessels, 1M+ metrics a minute.
+85% throughput, same cloud cost
+85% pipeline throughput at the same cloud cost
Re-engineering the service that persists 1M+ sensor metrics a minute. Measure on production-shaped data first, then fix concurrency and write contention.
6× faster key widgets
6× faster vessel dashboards with a new Aggregator service
A Java 21 service built from scratch that turns captains' noon reports and telegrams into daily and voyage-leg aggregates, so key widgets read ready answers.
−10–15% fleet CO₂ (est.); helped retain key clients
CII emissions tracking that helped keep enterprise clients
Two Spring Boot services that track vessels' Carbon Intensity Indicator, the IMO rating ship operators are measured on every year.
Small-business projects
Websites, search and sales channels, built and run end to end.
4 days from WordPress to a live site in 4 languages
Guesthouse site rebuilt in 4 days, in four languages
A family guesthouse's old WordPress site, rebuilt as a fast static site in four languages, with Search Console and consent-based analytics.
116 paintings on a new EN/IT site, synced from Etsy daily
An artist's Etsy shop, new site and socials, wired into one path to buying
For an oil painter in Italy: Etsy listings rewritten for search, a new English/Italian site synced from Etsy daily, and Pinterest, X and Instagram posts.
Work with me
Hiring a Staff or Lead backend engineer?
I'm looking for a fully remote role on a B2B contract, with real ownership of architecture on data-heavy systems.
or write to windgub@gmail.com
Need senior backend help on a project instead? See freelance and contract work.