Reza Enayati
Senior Backend Engineer · AI / LLM
Senior backend engineer with 6+ years of production Node.js / TypeScript experience, currently focused on shipping LLM-powered features end-to-end at Evolute. I work across Azure OpenAI integrations, MongoDB performance, and clean-architecture / DI-based services.
01 / Now
Currently
- Backend lead at Evolute GmbH, focused on LLM-powered customer-experience features.
- Open to Senior Backend / Tech Lead / AI Engineer roles, EU remote (CET ±2).
- Reading: Designing Data-Intensive Applications, revisiting the chapters on consistency.
- Tinkering: small AI side-tools and prompt scaffolds.
Last updated · April 2026
02 / Work
Recent work
Two pieces I'm happy to talk about in depth.
AI · LLM · Azure OpenAI
Shipping LLM features end-to-end on Azure OpenAI
Notes from building a multi-language summarization pipeline on Azure OpenAI: provider abstraction, multi-region failover, structured outputs, function calling, and the cost telemetry that kept us honest.
9 min read
MongoDB · Performance · Postmortem
How a `$nin` query took down a hot read path
A B2B SaaS I work on saw router pools saturate and p95 pin at 30 seconds. The trigger was one query on one collection. The amplifiers were everywhere. This is the walkthrough.
8 min read
03 / Writing
Selected writing
Occasional long-form notes. Not a blog.
Reading explain plans without panicking
MongoDB explain plans look intimidating because the field names sound like ceremonial Latin. They aren't, and they don't have to be. Three numbers and one stage name will tell you 80% of what you need to know about a slow query.
7 min read
What 'clean architecture' actually costs you
Clean architecture is a real win in some codebases and a real cost in others. The costs are not theoretical and they're not optional. If you can name the specific thing the architecture is buying you, it's probably worth the price. If you can't, it isn't.
8 min read
04 / Contact
Get in touch
For roles, collaborations, or just to say hi — email is the fastest way to reach me.