Alexey Naiden

Staff Engineer · 20 years in software

✓ Open to opportunities

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I build and lead backend systems at scale. I've designed protocols handling 200k+ messages/second at Apple, led platform teams, and coordinated cross-team projects across 8+ engineering teams. I work in Python, Java, TypeScript, and whatever gets the job done.

Selected Work

FaceTime Protocol Redesign, Apple

Reduced call connection time from 12s to 1.5s. Co-authored the patent.

iMessage & Push Infrastructure, Apple

High-performance messaging systems, 200k+ msg/sec at peak.

Subscription Platform, Flo Health

Multi-platform catalog integrating App Store, Google Play. Enabled flexible pricing.

Experience
CloudLinux · Staff Engineer · 2025–now
Flo Health · Lead Software Engineer · 2023–2025
Apple · Senior Engineer (iMessage, Security) · 2017–2018
Amazon · SDE II · 2013–2014
+ Neu.ro, Loona, MoneyHash · Various roles · 2019–2023
Education

MSc Computer Science — St. Petersburg State University

Cybersecurity — Stanford (Professional Development)

Skills

Python · asyncio · PostgreSQL · AWS/GCP/Azure · Kubernetes · Docker · LLM · Java · TypeScript