Java, Cloud, DevOps, Frontend, and AI

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A systematic learning platform for developers who want practical guides on Java, Spring Boot, JavaScript, React, AWS, Docker, Jenkins, LangChain for Java, LLMs, and AI agents.

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Java / BeginnerCore Java Complete RoadmapLearn the Core Java concepts every backend engineer needs: OOP, collections, exceptions, streams, JVM basics, and concurrency.Java / IntermediateAdvanced Java for Backend DevelopersUnderstand JDBC, servlets, JPA, concurrency, design patterns, and production Java concepts.Spring Boot / IntermediateSpring Boot REST API GuideBuild production-style REST APIs with Spring Boot, validation, layered architecture, persistence, and testing.JavaScript / BeginnerJavaScript FundamentalsMaster JavaScript syntax, functions, arrays, objects, async code, modules, and browser fundamentals.ReactJS / IntermediateReact Hooks and Component PatternsLearn React components, hooks, state, effects, routing, and performance-friendly UI patterns.Git / BeginnerGit Workflow for TeamsUse Git branches, commits, pull requests, rebase, tags, and release workflows with confidence.Docker / BeginnerDocker Basics for DevelopersUnderstand images, containers, volumes, networks, Dockerfiles, Compose, and local development workflows.Linux / BeginnerLinux Commands for DevelopersLearn essential Linux commands for files, permissions, processes, services, logs, and networking.AWS / BeginnerAWS S3 Complete GuideLearn Amazon S3 buckets, objects, storage classes, lifecycle rules, access control, static hosting, and best practices.AWS / BeginnerAWS Services RoadmapA practical roadmap for IAM, EC2, S3, VPC, Lambda, RDS, ECS, CloudFront, Route 53, and CloudWatch.Jenkins / IntermediateJenkins Pipeline GuideCreate Jenkins pipelines with stages, agents, credentials, artifacts, and deployment steps.AI Engineering / IntermediateLangChain for Java GuideLearn LangChain-style Java AI application patterns using prompts, tools, retrieval, memory, and model integrations.AI Engineering / BeginnerLLM Engineering FundamentalsUnderstand prompts, tokens, embeddings, RAG, evaluations, guardrails, and production LLM architecture.AI Engineering / AdvancedAI Agents ArchitectureDesign useful AI agents with tools, planning loops, memory, workflow boundaries, and human review.

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Java Backend Engineer

Core Java, Advanced Java, Spring Boot, Git, Docker, Linux, Jenkins, and AWS deployment.

01
Core Java Complete Roadmap
Learn the Core Java concepts every backend engineer needs: OOP, collections, exceptions, streams, JVM basics, and concurrency.
02
Advanced Java for Backend Developers
Understand JDBC, servlets, JPA, concurrency, design patterns, and production Java concepts.
03
Spring Boot REST API Guide
Build production-style REST APIs with Spring Boot, validation, layered architecture, persistence, and testing.
04
Git Workflow for Teams
Use Git branches, commits, pull requests, rebase, tags, and release workflows with confidence.
05
Docker Basics for Developers
Understand images, containers, volumes, networks, Dockerfiles, Compose, and local development workflows.
06
Linux Commands for Developers
Learn essential Linux commands for files, permissions, processes, services, logs, and networking.
07
Jenkins Pipeline Guide
Create Jenkins pipelines with stages, agents, credentials, artifacts, and deployment steps.
08
AWS Services Roadmap
A practical roadmap for IAM, EC2, S3, VPC, Lambda, RDS, ECS, CloudFront, Route 53, and CloudWatch.

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