NestJS vs Express vs Fastify: Choosing by Team Size and Structure
A framework comparison of NestJS vs Express vs Fastify: how each works, structure vs flexibility trade-offs, cost, testing, migration, and which teams each fits.
14 min read
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PostgreSQL Backup and Restore: pg_dump, PITR and Restore Testing
Choose between pg_dump and base backups with WAL archiving based on RPO and RTO, run point in time recovery, and prove backups work with scheduled restores.
14 min read
Spring Boot Microservices: A Practical Starting Architecture
Start Spring Boot microservices with a few well-bounded services, typed configuration properties, consistent REST APIs, and Actuator health checks from day one.
14 min read
Secrets Management Backend vs Env Vars: Config vs Secret Guide
Learn where to draw the config vs secret line, why env secrets are only a delivery mechanism, and how to design a secrets management backend with rotation.
15 min read
Deployment Rollback Strategy for Code, Config and Database
Learn how to design a deployment rollback for code, config and database schema, using immutable artifacts, expand/contract migrations and feature flags.
13 min read
Nx Module Boundaries: Enforcing Architecture with Tags and Lint
Learn how Nx module boundaries work, how to design tags and depConstraints, roll the lint rule into an existing workspace, and make it a blocking CI check.
14 min read
gRPC Microservices: When Protobuf Beats JSON for Internal APIs
Learn how gRPC and protobuf work, when they beat JSON over REST for internal services, the operational trade-offs, and a framework for choosing between them.
14 min read
How to Right-Size Containers and Databases Using Real Utilization
Learn to right-size containers and databases from observed utilization: set CPU and memory requests from percentiles, tune autoscaling, and roll out safely.
14 min read
Nx Cloud: What Remote Caching and Distributed Execution Add to CI
Learn how Nx Cloud extends Nx's local cache and task graph across machines, when remote caching and distributed task execution pay off, and when they don't.
13 min read
Node.js Event Loop for Backend Engineers: Latency, Not Diagrams
How the Node.js event loop and libuv threadpool work, how blocking shows up as p99 latency, how to measure it, and when to use workers or processes.
13 min read
Module Boundaries in a Monolith: Enforce Them with Code
Learn how to enforce module boundaries in a monolith using dependency rules, package visibility, build units, and architecture tests that run in CI.
13 min read
When to Split a Monolith: Signals, Prerequisites, and Trade-offs
Learn when to split a monolith: how to confirm scaling bottlenecks, team contention, and deploy coupling, what to try first, and how to extract safely.
14 min read