Free visual handbooks · Practical guided learning

Build technology skills.
One practical Byte at a time.

Learn AI, software, data and cloud through simple explanations, visual workflows and real-world scenarios—designed for beginners and busy professionals.

Complete visual handbooksPractical bite-sized learningFree access
AI AgentsSoftware EngineeringData & SQLCloud & DevOpsGenerative AI

See how it worksProfessional diagrams turn complex systems into clear mental models.

Use it in real workApply every concept through scenarios, prompts and practical projects.

Explain with confidenceRemember key decisions, common mistakes and interview-ready answers.

PUBLISHED HANDBOOKS

Choose a path. Learn one connected chapter at a time.

Search by skill or choose a subject area. Open a handbook to follow its chapters, or search individual Bytes below.

View complete library
Showing 12 matching handbooks

AI Agents Handbook for Everyone

Understand AI agents through familiar work and life scenarios—without coding or unnecessary technical language.

WHAT YOU WILL LEARNUnderstand agents, tools, memory and human approval.
Explore handbook

The GitHub Copilot Handbook

Learn inline suggestions, Copilot Chat, effective prompting, agent mode and responsible engineering governance.

WHAT YOU WILL LEARNUse GitHub Copilot productively without giving up engineering judgement.
Explore handbook

The Forward Deployed Engineer Handbook

Understand the FDE role, balanced skillset, engagement lifecycle, customer trust and evidence-based career path.

WHAT YOU WILL LEARNLearn how FDEs combine engineering depth, business judgement and field delivery.
Explore handbook

The Docker Handbook

Understand containers, package a Python application, manage runtime configuration and deploy a practical Generative AI service.

WHAT YOU WILL LEARNBuild a repeatable container workflow from code to cloud.
Explore handbook

LangChain for GenAI and AI Agents Handbook

Build practical LLM, RAG and agentic AI applications with Python using current LangChain patterns.

WHAT YOU WILL LEARNBuild grounded, tool-using and observable LangChain applications.
Explore handbook

The RAG Application Engineering Handbook

Give AI governed access to private knowledge—from document preparation and semantic retrieval to cited answers, evaluation and deployment.

WHAT YOU WILL LEARNBuild and improve a secure, cited document assistant.
Explore handbook

FastAPI for AI Applications Handbook

Build, validate, stream, secure, test and deploy production-ready Python APIs for Generative AI, RAG and agent applications.

WHAT YOU WILL LEARNTurn Python functions into dependable production AI APIs.
Explore handbook

Modern Java with Spring Boot and GenAI Handbook

Build enterprise applications with modern Java, Spring Boot, databases, grounded Generative AI and production deployment.

WHAT YOU WILL LEARNBuild a secure enterprise AI assistant with Java.
Explore handbook

SQL for Data and AI Applications Handbook

Query, analyse and safely power analytics, data engineering, RAG and AI-agent applications with SQL.

WHAT YOU WILL LEARNTurn business questions into safe, validated SQL insights.
Explore handbook

MongoDB for AI Application Engineering Handbook

Learn document modelling, Atlas Vector Search, agent memory, aggregation pipelines and production operations through one connected AI application.

WHAT YOU WILL LEARNBuild a governed MongoDB data layer for modern AI applications.
Explore handbook

Python for GenAI and Agentic AI Handbook

Learn Python through one connected GenAI and agentic AI project—from language foundations and APIs to tools, evaluation, security and deployment.

WHAT YOU WILL LEARNBuild a validated AI-powered personal learning assistant.
Explore handbook

How Everyday Apps Work: A Visual System Design Handbook

Trace the invisible journeys behind messaging, payments, live delivery tracking, video streaming and navigation.

WHAT YOU WILL LEARNBuild system-design intuition using apps you already understand as a user.
Explore handbook

BYTE LIBRARY

Find the exact concept you need.

Search a concept or choose a subject. Each result opens the individual Byte.

Showing 12 of 60 matching Bytes
Generative AI & Agents
beginner · 14 min

What Is an AI Agent? From Answering to Taking Action

Understand the difference between chatbots, copilots and AI agents through familiar examples such as travel planning and appointment scheduling.

AI Agents HandbookStart Learning
Generative AI & Agents
beginner · 16 min

How an AI Agent Works: Goal, Reasoning, Tools and Actions

Learn how an agent receives a goal, chooses steps, uses tools, performs actions and checks whether the work is complete.

AI Agents HandbookStart Learning
Generative AI & Agents
beginner · 18 min

AI Agents at Work: Real Use Cases and India Adoption

Explore practical AI-agent use cases, compare risk and value, and select a measurable low-risk workflow for a responsible first pilot.

AI Agents HandbookStart Learning
Generative AI & Agents
beginner · 20 min

AI Agent Risks and Guardrails

Apply permissions, validation, meaningful human approval, activity logs and stopping rules before an AI agent's actions create harm.

AI Agents HandbookStart Learning
Generative AI & Agents
beginner · 20 min

Getting Started with AI Agents

Turn one repetitive, low-risk task into a measurable AI-agent pilot using the practical Identify, Try, Pilot, Review and Scale framework.

AI Agents HandbookStart Learning
Cloud & DevOps
beginner · 20 min

What Is Docker? Images and Containers Explained

Understand Docker images, containers, Dockerfiles and registries through a practical, beginner-friendly application workflow.

Docker HandbookStart Learning
Cloud & DevOps
beginner · 18 min

Dockerize Your First Python Application

Create a production-minded Dockerfile, build an image and run a small Python web application inside a repeatable container environment.

Docker HandbookStart Learning
Cloud & DevOps
beginner · 19 min

Docker Essentials: Ports, Volumes and Environment Variables

Learn how Docker containers receive traffic, preserve important data and accept environment-specific configuration without rebuilding the image.

Docker HandbookStart Learning
Cloud & DevOps
beginner · 21 min

Run Multi-Container Applications with Docker Compose

Define and run a frontend, backend, database and AI service as one connected application using a readable Docker Compose configuration.

Docker HandbookStart Learning
Cloud & DevOps
beginner · 24 min

Dockerize and Deploy a Generative AI Application

Containerize a practical LLM service, keep API keys outside the image, add production checks and prepare the same artifact for cloud deployment.

Docker HandbookStart Learning
Backend & AI Engineering
beginner · 19 min

What Is FastAPI? Turn Python into a Web API

Understand APIs, endpoints, HTTP methods, requests and responses by exposing a simple Python capability through FastAPI.

FastAPI for AI ApplicationsStart Learning
Backend & AI Engineering
beginner · 23 min

Build REST APIs with Validation and Error Handling

Create reliable GET and POST API contracts with Pydantic validation, response models, meaningful HTTP status codes and useful client errors.

FastAPI for AI ApplicationsStart Learning

Interview-ready learning

Understand the concept well enough to explain your decisions.

Every published Byte connects the mental model to a practical scenario, common mistakes and a concise interview answer.

Explore all handbooks
INTERVIEW BIT

“How would you move an AI solution from customer request to production?”

Discover the workflow, define the outcome, build a thin production slice, observe evidence and improve deliberately.

Practical framework · Stronger answer

From awareness to outcomes

Learn the concept free. Build the complete skill with MaanavaN.

Bytes give you focused explanations. The Course Library gives you structured learning, guided practice and project-based progression.

01Understand with Bytes02Practise in a course03Build practical evidence