Alberto Pastor Moreno
Engineering
Scalable Systems.
I architect high-performance distributed systems and cloud-native platforms. From concept to scale, I engineer the foundations of modern infrastructure.
1:1 Coaching
Prepping for an interview?
No matter what stage you're at — sharpening your CV, practicing a system design round, or just deciding what's next — I'll work through it with you directly, one on one, grounded in what I've actually shipped in production.
Built on experience from
Writings
How A Message Gets From Your Phone To Your Friend's In Milliseconds
The Bug That Cost Millions: How Distributed Locks Actually Work
How Uber Handles Millions of Location Updates Every Second
How Your Bank Account Balance Is Never Wrong (Even During Outages)
How Netflix Decides What to Show You (And Why It's Not Just ML)
Open Source Work
Samsa
A lightweight, Kafka-compatible message broker and CLI written in Go. It implements the core Kafka binary protocol, providing a high-performance distribution system for event-driven architectures.
PyRedis
A high-performance async Redis client built from scratch in Python. Implements the RESP protocol with support for pipelining, transactions, and replication.
Naku
A Python CLI tool that automates GCP infrastructure for real-time ML inference, wiring together Pub/Sub, Cloud Storage, and Apache Beam on Dataproc with a single command.