TechTrailCamp Architect-Led Growth
Architect-Led 1:1 / Batch Online

Java Full Stack Training (Architect-Led)

Build production-ready Java applications from backend to frontend. Master Spring Boot, Spring Security, JPA/Hibernate, REST APIs, and React — not just syntax, but the architectural decisions that make applications maintainable, scalable, and deployable. This training is guided by an architect who has built enterprise Java systems for two decades.

Java remains the backbone of enterprise software, but there is a wide gap between knowing Spring Boot annotations and building systems that survive production traffic. Most training teaches you to create a REST endpoint. This training teaches you why your endpoint will fail under load, how to design database schemas that do not require painful migrations later, why your authentication setup has security holes, and how to structure code so that a team of ten engineers can work on it without stepping on each other. You will build complete applications — not toy examples — and face the same architectural decisions that engineers encounter in companies running Java at scale.

Who this training is for

Engineers building enterprise Java applications.

Computer Science Students

You have learned Java basics in college and want to build real applications with Spring Boot, databases, and modern frontend — the skills employers actually look for.

Junior Java Developers (0-3 Years)

You are writing Java at work but want to understand the full stack — from API design and security to frontend integration and deployment pipelines.

Developers Switching to Java

You have experience in Python, JavaScript, or another language and want to transition to Java development with Spring Boot for enterprise or product company roles.

Engineers Targeting Product Companies

You want to strengthen your full stack skills with production-level projects and architectural understanding that product companies expect during interviews.

What you will learn

Full stack Java curriculum built for production.

Spring Boot Core & Auto-Configuration

Understand how Spring Boot works under the hood — dependency injection, auto-configuration, profiles, and property management. Build applications that are structured for growth, not just quick demos.

REST API Design & Versioning

Design REST APIs that follow real-world conventions. Learn proper HTTP status codes, pagination, error handling, content negotiation, and API versioning strategies that prevent breaking changes.

Spring Security & OAuth2/JWT

Implement authentication and authorization that is actually secure. Configure Spring Security for JWT-based auth, OAuth2 flows, role-based access control, and the common security mistakes developers make.

JPA/Hibernate & Database Design

Design database schemas that scale. Master JPA entity mapping, relationship modeling, query optimization, N+1 problem prevention, and migration strategies with Flyway or Liquibase.

React Fundamentals & State Management

Build modern frontends with React. Learn component architecture, hooks, state management, API integration, form handling, and how to structure frontend code that pairs well with a Spring Boot backend.

Testing Strategies (Unit, Integration, E2E)

Write tests that catch real bugs. Implement unit tests with JUnit and Mockito, integration tests with Testcontainers, and understand when each testing level provides actual value versus false confidence.

Docker & Containerized Deployment

Containerize your Java applications with optimized Docker images. Configure multi-stage builds, manage environment-specific configurations, and deploy to cloud platforms with Docker Compose and container orchestration.

Performance Tuning & Profiling

Find and fix performance bottlenecks. Use JVM profiling tools, analyze garbage collection, optimize database queries, implement caching with Redis, and understand connection pool tuning for production workloads.

Real production projects

Build applications, not toy examples.

Multi-Tenant SaaS Application (Spring Boot + React)

Build a complete SaaS application with tenant isolation, role-based access control, subscription management, and a React dashboard. Handle multi-tenancy at the database level, implement proper security boundaries, and design for horizontal scaling.

Spring Boot React PostgreSQL Spring Security JWT Docker

RESTful Microservice with Spring Cloud

Create a production-ready microservice with service discovery, externalized configuration, API gateway integration, and distributed tracing. Implement health checks, circuit breakers, and the patterns that make microservices operationally manageable.

Spring Cloud Eureka Config Server Resilience4j Micrometer

CI/CD Pipeline for Java Applications

Design and implement a complete CI/CD pipeline. Configure GitHub Actions or Jenkins for automated builds, run integration tests with Testcontainers, perform security scanning, build Docker images, and deploy to a staging environment with proper rollback capabilities.

GitHub Actions Testcontainers Docker SonarQube AWS

Training format

Structured for real skill building.

Weekly 1:1 / Batch Sessions

60-90 minute live sessions with code walkthroughs, architecture discussions, and pair programming. Learn by building alongside an architect, not by watching pre-recorded videos.

Hands-On Assignments

Weekly implementation tasks that build toward complete applications. Each assignment focuses on production-quality code — proper error handling, testing, logging, and documentation.

Code Reviews

Submit your code for detailed review every week. Get feedback on design patterns, naming conventions, security practices, and the small decisions that separate clean code from technical debt.

Ongoing Support

Async guidance between sessions. Get unblocked on implementation challenges, discuss design trade-offs, and receive quick feedback on your approach before investing hours in the wrong direction.

Your instructor

Learn from a practicing architect.

Vijaykumar NJ - Software Architect

Vijaykumar NJ

Software Architect • 20+ Years Experience

  • Two decades of hands-on experience building enterprise Java systems across e-commerce, compliance, and cloud platforms
  • Deep expertise in Spring Boot, Spring Cloud, JPA/Hibernate, and Java ecosystem best practices
  • Architected and led full stack Java applications for Fortune 500 companies and high-growth organizations
  • Experienced in mentoring junior and mid-level developers into production-ready engineers
  • Active practitioner who writes Java code daily — not someone who stopped coding years ago

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