All articles — page 5
Showing 12 of 87 articles on AI systems, retrieval, backend engineering and DevOps.
- JWTOAuth2OIDC
JWT vs OAuth 2.0 vs OIDC: When to Use What in 2026
JWT, OAuth 2.0 and OIDC compared — what each one is for, how the flows differ, and the security practices for web, mobile and single-page apps.
- RESTAPI DesignWeb Development
Designing RESTful APIs: Naming, Versioning, and Pagination Done Right
Design clean, scalable REST APIs — resource naming conventions, versioning strategies and pagination patterns, with real-world examples.
- Node.jsREST APIExpress
Node.js 22+ Best Practices for Building REST APIs in 2026
Build production REST APIs with Node.js 22+ — folder structure, error handling, validation, logging, and performance tips for Express and Fastify.
- LLMPrivacyLocal Models
Privacy‑First LLM Apps: When to Use Local Models vs Cloud APIs
For B2B and regulated domains — sensitive data handling, compliance, latency trade-offs, and when a local model beats a cloud LLM API.
- Machine LearningLLMsMLOps
How to Evaluate and Monitor Fine-Tuned Models in Production
Evaluate and monitor fine-tuned LLMs and ML models in production — the metrics that matter, drift detection, A/B testing, and dashboard setup.
- AI AgentsLLMTool Calling
Designing AI Agents: Tools, Patterns, and Pitfalls
Designing AI agents that hold up — single-step vs multi-agent workflows, tool-calling patterns, memory architecture, and the reliability pitfalls.
- OllamaLLMLocal AI
Ollama in Practice: Running Local LLMs on Your Dev Machine
Install Ollama, pull and manage open-source LLMs, run terminal chats, and wire local models into Node.js and Python — no tokens leave your machine.
- LangChainOpenAIOllama
Building Your Own Chatbot with LangChain and OpenAI (or Ollama)
Build a production chatbot with LangChain and OpenAI or Ollama — document ingestion, vector stores, a RAG pipeline, and a deployable web interface.
- Graph-RAGKnowledge GraphsRAG
Graph‑RAG Explained: Building Smarter AI Agents with Knowledge Graphs
How Graph-RAG combines knowledge graphs with LLMs to improve multi-hop reasoning and accuracy — with code examples and enterprise use cases.
- LangChainLlamaIndexLLM
LangChain vs. LlamaIndex: Which One Should You Use in 2026?
LangChain vs LlamaIndex compared on architecture, use cases and developer experience — with code examples to help you pick an LLM framework.
- LLMFine-TuningHugging Face
Fine‑Tuning LLMs: Step‑by‑Step Guide for Developers
Fine-tune open-source LLMs like Llama and Mistral with PyTorch and Hugging Face — dataset prep, LoRA and QLoRA, training, evaluation, deployment.
- Deep LearningCNNTransformers
Beginner's Guide to Deep Learning: From CNNs to Transformers
A beginner's tour of deep learning architectures — CNNs, RNNs and Transformers — with practical PyTorch examples and the trade-offs between them.