Problem → decision → outcome
Case studies in a problem → decision → outcome format. Some projects are under NDA — I can share details on a call.
WooCommerce store — from 4.8 s to 0.9 s LCP
Jewellery store (sample)
Audit and rebuild of the front-end and caching layer. Product queries, images and checkout optimised without changing platforms.
- LCP
- -81%
- conversion
- +23%
- manual exports
- 0
- WooCommerce
- PHP
- Redis
- Cloudflare
AI assistant over company documentation
B2B services company (sample)
RAG with hybrid search and re-ranking over thousands of documents. RAGAS evaluation and cost-aware model routing.
- faithfulness
- 0.87
- LLM cost
- -62%
- p95 response
- <2 s
- Python
- FastAPI
- pgvector
- Claude
SaaS platform — architecture & observability
SaaS scale-up (sample)
A modular NestJS monolith with queues and event-driven integrations. Centralised logging in Loki, dashboards and alerting in Grafana.
- traffic, no rewrite
- 10×
- MTTR
- -70%
- uptime
- 99.9%
- NestJS
- PostgreSQL
- BullMQ
- Kubernetes
Language school operations automation
Language school (sample)
Schedule sync, automated SMS and reminders, owner reporting. API integrations instead of manual copy-paste.
- saved / week
- 15 h
- manual exports
- 0
- reminders
- 24/7
- Next.js
- Node.js
- SMS API
- Vercel
Got a project that has to be fast and work at scale?
Describe it in 2 minutes. I'll reply within 24 hours with first insights and a proposed next step.