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AI Engineering Blog

Practical notes on LLM systems, evaluation, agents, inference, and developer workflows.

20 postsRSS
Decision ModelsJevKev+2

How Decision Models Like Jev Work: AI Without the Paragraph

A model that picks from allowed actions can skip the essay. See what Jev actually discloses, how open Kev and SemIf score choices, and why calibration decides whether the result belongs in production.

10 min
Read
LeetLLMContent EngineeringAI Engineering+2

How We Built LeetLLM

Inside LeetLLM's Git-backed curriculum: reviewable article bundles, generated figures, user-owned state, and the checks between a source edit and a deployed page.

13 min
AI CodingDeveloper ToolsCost Optimization+5

AI Coding Plans: Prices and Limits

Compare AI coding subscription prices, annual commitments, seat minimums, usage windows, and overflow costs, then calculate a budget from reviewed work.

19 min
Local LLMQwen3.6Unsloth+3

Run Qwen3.6 Locally with llama.cpp and Unsloth GGUF

Set up a local Qwen3.6 llama.cpp server with a verified Unsloth GGUF. Check memory requirements and test text generation before adding MTP or vision.

13 min
CareerPortfolioProjects

AI Engineer Portfolio Projects for Interviews

Five focused AI engineering projects, with concrete experiments, inspectable artifacts, and failure cases that make the work worth discussing.

12 min
CareerAI EngineeringRoadmap

How to Become an AI Engineer from Zero in 2026

Start with programming, grow one useful project, and choose deeper study from the work you want to do. A practical path without a hiring countdown.

13 min
DeepSeekOpen ModelsAI Infrastructure+2

DeepSeek V4: Facts, Claims, and Fit

Read DeepSeek V4's checkpoints and benchmark conditions, then account for the V4.1 Flash API replacement before comparing deployment costs.

13 min
OpenClawAI Coding PlansCost Optimization+4

Best AI Plans for OpenClaw in 2026

Choose an OpenClaw plan by permitted workload, credentials, quotas, and paid fallback. Compare dated prices and calculate request costs without confusing them with task costs.

16 min
Local LLMOllamaGemma 4+2

Run Gemma 4 with Ollama: Model Tags and Memory Requirements

Run Gemma 4 locally with Ollama. Choose a model tag, budget memory for context, verify GPU placement with ollama ps, and test the native API.

16 min
InferencevLLMSGLang+5

LLM Inference Engines Compared: vLLM, SGLang, Ollama & llama.cpp

Compare vLLM, SGLang, TensorRT-LLM, Ollama, and llama.cpp by model support, latency, throughput, and cost. Choose a runtime for local or production use.

16 min
AI EngineeringInterview PreparationArchitecture+1

50 LLM Interview Questions for 2026

Fifty LLM engineering questions that connect model mechanics to serving, retrieval, agents, evaluation, and safety through evidence and failure diagnosis.

35 min
AI EngineeringToolsDeep Dive+1

AI Coding Assistants in 2026

Compare Cursor, Codex, Copilot, and Claude Code through one authorization change. Choose by operating mode, review surface, cost meter, and team controls.

16 min
CareerCompensation

AI Engineer Salary Guide 2026

Compare AI engineering pay without mixing BLS wages, posted salary, and total compensation. Match role family, level, location, equity terms, and source date first.

17 min
LLMsAI EngineeringDeep Dive+2

Open-Weight vs Closed API LLMs

Separate model rights from deployment control, evaluate the complete data path, and compare cost per accepted answer rather than API tokens against GPU rent.

13 min
Context WindowsLong ContextBenchmarks+2

Million-Token Context Windows

Million-token windows can hold a bounded corpus, but capacity doesn't guarantee reliable retrieval. Measure effective context, watch length-based prices, and choose between full context and RAG.

16 min
AgentsDeep DiveTutorial

How to Build an AI Agent from Scratch

Build a Python agent that follows configuration references, then test its tool permissions, history, recovery, and stop conditions before connecting a live model.

14 min
AI EngineeringRAGFine-Tuning+1

RAG vs Fine-Tuning vs Prompting

A policy assistant gives the wrong answer. Should you rewrite its prompt, retrieve better evidence, or train it? A controlled evidence swap reveals which experiment to run next.

14 min
AI EngineeringCareerIndustry

What Does an AI Engineer Actually Do?

Follow a support assistant from a wrong answer to a tested fix. See how applied AI, ML platforms, and research engineering divide the work.

12 min
BenchmarksEvaluationSWE-bench+2

Understanding SWE-bench

Read SWE-bench as a repository-repair experiment: trace a patch through grading, compare variants and attempt rules, and check the limits of public scores. Updated for Multimodal v2.

20 min
CareerInterview Prep2026

How to Prepare for ML & LLM Engineering Interviews in 2026

Prepare for the interview you're actually taking: confirm the format, attempt representative problems, and use concrete coding, ML, and LLM debugging exercises to find gaps.

13 min