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Short, practical learning tracks

5 courses, 30 lessons. Concepts explained plainly, real code where it helps, and a quick quiz to check yourself. Progress is saved in your browser only.

One course is part of the Pro pass, with the first lesson free to read; every other course is free.

Available offline once visited

Free courses

Every lesson, quiz and runnable example, no sign-in.

Intermediate

RAG in 7 lessons

How retrieval-augmented generation actually works end to end - chunking, embeddings, hybrid retrieval, grounded prompting, evaluation, and the failure modes that show up in production but never in a demo.

  • 7 lessons
  • 53 min
  • Quiz every lesson
  • Runnable Python
Beginner

Prompting that works

A practical, model-agnostic approach to prompt engineering: how to structure a prompt, when examples help, how to get structured output you can parse, how to test a prompt before you ship it, and the cost/latency trade-offs behind your choices.

  • 5 lessons
  • 31 min
  • Quiz every lesson
Intermediate

AWS Lambda for backend devs

The execution model, real quotas, packaging and cold-start trade-offs, deploying with IaC, and how to actually debug a Lambda function in production - written for a backend engineer coming from long-running services.

  • 5 lessons
  • 36 min
  • Quiz every lesson
Intermediate

Kubernetes survival kit

Enough Kubernetes to be dangerous in a good way: the core objects, safe rollouts and rollbacks, debugging the three failures you'll actually hit, config and secrets, and autoscaling including event-driven scaling with KEDA.

  • 5 lessons
  • 37 min
  • Quiz every lesson

Pro courses

Part of the Pro pass, with the first lesson of each free to read. From Rs 199 for 1 year.

See plans
Beginner Pro

Leading as a GenAI Engineer

Learning notes from a working backend and GenAI engineer (not a manager) on owning AI-assisted work, reviewing code, responsibility for GenAI features, incidents, communication, burnout and leading without a title. Every claim is sourced, and opinions are labelled.

  • 8 lessons
  • 107 min

Includes a free preview.

  • Quiz every lesson