CORE & SYSTEMS
Deep dives into full-stack engineering, DevOps, and the art of database optimization.

Observability
Integrating OpenTelemetry with NestJS and Grafana Tempo
Step-by-step guide to integrate OpenTelemetry (OTel) with a NestJS app, run Grafana and Tempo with Docker, and visualize traces.
Author: Rasika Lakmal|2025-09-20|5m
Recent Insights

Database
How to Analyze and Optimize PostgreSQL Query Cost Using EXPLAIN (pgAdmin + Dalibo)
Master PostgreSQL performance tuning by learning how to analyze and optimize query costs using pgAdmin's EXPLAIN and visualizing execution plans with Dalibo Explain.
Author: Rasika Lakmal|2024-02-11|6m