Microservices vs Monolith: Choosing the Right Architecture
Comprehensive comparison of microservices and monolithic architectures
Dec 22
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View All (110)Service Mesh Deep Dive: Istio, Linkerd, and Observability
Master service mesh architectures with Istio and Linkerd for traffic - …
Dec 22
High Availability & Disaster Recovery: Multi-Region Strategies
Design fault-tolerant, multi-region architectures with 99.99% uptime,
Dec 22
Circuit Breaker Pattern: Building Resilient Microservices
Learn how the circuit breaker pattern prevents cascading failures in - …
May 14
Ai — Topic Index
View All (107)Building Production ML Systems: MLOps Best Practices
Master the complete ML lifecycle from data engineering to model serving
Jun 20
LLM Fine-tuning vs Prompt Engineering: Cost-Benefit Analysis
Comprehensive analysis comparing fine-tuning and prompt engineering for LLM …
Jul 6
Real-time ML Inference: Latency & Performance Tuning
Optimize ML inference for real-time applications with sub-100ms latency
Jun 27
Complete Guide to LLM API Providers: Pricing, Capabilities & Comparison
Comprehensive guide comparing major LLM API providers across text, video, and …
Jun 30
Web — Topic Index
View All (193)Angular 2026: Enterprise Framework Renaissance
A deep dive into Angular's 2026 renaissance with standalone components,
Apr 24
Web Development Trends in 2026: What Actually Matters
A practical 2026 web development trends guide covering AI-native workflows,
Apr 24
API Design Guidelines: Building Robust and Scalable Interfaces
Comprehensive guide to API design principles, REST constraints, resource
Mar 19
RESTful API Design Best Practices: Building Production-Ready APIs
Best practices for designing RESTful APIs that are reliable, scalable,
Mar 19
Devops — Topic Index
View All (151)AWS Cost Optimization: Reserved Instances vs Savings Plans
Complete guide to AWS cost optimization strategies comparing Reserved
Dec 22
Cloud Security: AWS, Azure, and GCP Best Practices
Comprehensive guide to securing cloud infrastructure across AWS, Azure, - …
Dec 22
Serverless Cost Traps: Lambda, DynamoDB Bill Reduction
Avoid serverless cost pitfalls with Lambda and DynamoDB. Learn optimization
Dec 22
Container Cost Analysis: Docker, Kubernetes Economics
Complete guide to container and Kubernetes cost analysis, pricing models,
Dec 22
Database — Topic Index
View All (41)Scalable Database Architecture: Sharding, Replication, and Partitioning
Master database scalability with sharding strategies, replication techniques,
Dec 22
Database Connection Pooling: Performance and Best Practices
Master database connection pooling with HikariCP, PgBouncer, and pgpool-II.
May 14
PostgreSQL Vector Search with pgvector: Complete Guide 2026
Learn how to use PostgreSQL with pgvector for AI applications. Explore
Mar 18
RAG Database Architecture: Building Production AI Systems
Learn how to design databases for Retrieval-Augmented Generation systems.
Mar 18
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About Calmops
Curated by Larry Qu — a software engineer sharing practical knowledge on programming, system design, DevOps, AI, and more. Every article focuses on what works in production.
Learn more about the authorLatest Articles
Indie Hacker Project Decision Framework: Anti-Burnout, Pro-Cash
Practical decision framework for indie hackers to evaluate, validate, and launch profitable projects. Includes kill criteria, scoring system, and post-launch metrics to avoid …
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Building Web Services in Rust: Axum Complete Guide
Learn to build high-performance, type-safe web services using Axum, Tokio,
AWS Cost Optimization: Reserved Instances vs Savings Plans
Complete guide to AWS cost optimization strategies comparing Reserved
Cloud Security: AWS, Azure, and GCP Best Practices
Comprehensive guide to securing cloud infrastructure across AWS, Azure, - /devops/cloud-security-best-practices/
Microservices vs Monolith: Choosing the Right Architecture
Comprehensive comparison of microservices and monolithic architectures
Building Production ML Systems: MLOps Best Practices
Master the complete ML lifecycle from data engineering to model serving
Rust Memory Safety: Ownership Deep Dive for C++ Developers
Master Rust's ownership system, borrowing, and lifetimes to write safe,
Serverless Cost Traps: Lambda, DynamoDB Bill Reduction
Avoid serverless cost pitfalls with Lambda and DynamoDB. Learn optimization
High-Performance Networking: Tokio Runtime Explained
Master Tokio's async runtime for building high-performance, concurrent