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GraphQL vs. gRPC: Choosing Your Modern API Stack
1+ week, 1+ day ago (178+ words) This guide breaks down what each technology actually does well, where the tradeoffs bite, and how to decide between them — or combine them — for a real production system. GraphQL is a query language for APIs, developed to let clients ask…...
Swagger and OpenAPI: The Docs That Write Themselves
1+ week, 3+ day ago (737+ words) The key thing to understand: you don't hand-write this specification. It's generated automatically by reflecting over your existing controllers, DTOs, and attributes, which is exactly why it can't silently drift out of date the way a manually maintained wiki page…...
REST vs SOAP: Two Ways APIs Talk, but Not the Same Way
1+ week, 3+ day ago (263+ words) When building an API, you've probably heard of REST and SOAP. Both allow applications to communicate with each other, but they take very different approaches. The simplest way to think about it is this: REST is flexible and lightweight. SOAP…...
REST vs SOAP vs GraphQL vs gRPC — Interview Notes for Backend Engineers
2+ week, 1+ day ago (352+ words) I have shipped REST APIs for four years (Flask, AWS Lambda + API Gateway, FastAPI). This is the reference I use in design reviews and phone screens — focused on when to pick each style, not memorising definitions. Companion on Medium: REST…...
REST vs GraphQL in Practice
2+ week, 5+ day ago (349+ words) After building APIs with both REST and GraphQL, I've learned that the choice isn't about which is "better" but about what your consumers need. Here's a practical breakdown based on real projects. REST is still my default for most public…...
API Protocols Unpacked: A Decision Matrix for REST, GraphQL, & gRPC in High-Throughput Systems
2+ week, 5+ day ago (298+ words) This article provides a rigorous, code-centric comparison of REST, GraphQL, and gRPC, specifically tailored for high-throughput environments. We aim to equip Senior Software Engineers and Architects with the insights needed to make informed decisions that optimize system efficiency and business…...
RPC in Python: gRPC, Protocol Buffers, and REST vs GraphQL
2+ week, 6+ day ago (856+ words) When building backend systems, choosing the right communication protocol can have a significant impact on performance, maintainability, and scalability. REST is still the most common choice for public APIs, while GraphQL has become popular when clients need flexible data fetching....
OpenAPI contract testing in 2026: oasdiff vs Spectral vs PactFlow (and what I built)
3+ week, 2+ day ago (1235+ words) Last year I renamed a field in an API response. customer_id became customerId, matching the rest of the codebase. Every test passed. Review approved it in about four minutes. Three days later a mobile team filed a P1. Their client had been…...
REST API vs GraphQL in 2026 - How to Choose the Right One
3+ week, 6+ day ago (1651+ words) This guide covers what each approach actually is, the core technical differences with a concrete code example, performance realities that the marketing does not mention, security considerations that change the calculus, and a clear recommendation for each scenario type. By…...