system-design
- The Agent Loop: Tool Use, ReAct, and Memory from Scratch
Learn how to build a production-ready AI agent from first principles: master function calling, ReAct loops, and memory design in Python, avoiding common…
ai-agentsllm-opspythonbackendsystem-design - Idempotency: The Unsung Hero of Resilient Systems
Discover why idempotency is non-negotiable for distributed systems. Learn to prevent duplicate operations, build resilient APIs, and safeguard critical…
system-designapi-designdistributed-systemsresilienceidempotency - Designing a Notification System: Fan-Out and Delivery Guarantees
Patterns and guarantees for building notification systems that scale: fan-out strategies, retries, idempotency, and delivery guarantees.
notificationssystem-design