Spring Boot: JPA, JWT Security & JUnit Testing
<b>Enterprise Application Development with Spring Boot Level 2</b> is designed for developers seeking to enhance their skills in building robust enterprise applications. In this course, students will delve deeper into advanced <b>Spring Boot</b> techniques, mastering topics such as <b>microservices architecture</b>, <b>data integration</b>, and <b>security implementation</b>. <br><br>Learning objectives include understanding the principles of <b>scalability</b>, effective <b>RESTful API design</b>, and leveraging <b>Spring Data</b> for efficient database management. By the end of the course, participants will be equipped to develop and deploy complex applications that meet business needs, enabling them to confidently tackle real-world challenges in their projects. This hands-on program ensures practical application of concepts, preparing you for a successful career in enterprise application development.
Training Formats & Pricing
100% Happiness Guarantee · Free Rescheduling · Secure Payment
Course Overview
Enterprise Application Development with Spring Boot Level 2 by Koenig Original is an advanced course designed for experienced Java developers aiming to master enterprise-grade application development using the Spring ecosystem. While no specific certification exam is tied directly to this course, it prepares professionals for roles such as Senior Java Developer, Microservices Engineer, and Backend Software Architect. With over 75% of Fortune 500 companies adopting Spring Boot for scalable backend systems, this course meets a critical industry demand for developers skilled in building resilient, cloud-ready applications. Participants will deepen their expertise in microservices architecture, RESTful API design, transaction management, and security implementation within distributed systems.
The curriculum covers key technologies including Spring Data JPA, Spring Security, RabbitMQ, MongoDB, Docker, and PostgreSQL, providing hands-on experience through real-world scenarios. Students work in a live lab environment where they build and configure a full-stack enterprise application from monolith to microservices, implementing message queuing with RabbitMQ and transitioning data storage from relational to NoSQL databases. A capstone project involves refactoring a legacy system into modular microservices, integrating asynchronous communication, and deploying services using docker-compose.yml. These labs emphasize testing best practices with JUnit 5, Mockito, and Spring Boot’s testing annotations like @SpringBootTest and @DataJpaTest, ensuring robust, production-ready code.
This course strengthens career readiness for certifications recognized across the Java enterprise community, supporting long-term credibility in software architecture. Graduates report average salary increases of up to 30%, with Senior Spring Developers earning between $110,000 and $145,000 annually in North America. Koenig Original differentiates itself with Guaranteed-to-Run sessions and flexible 1-on-1 training options, allowing personalized pacing and direct mentorship. Upon completion, learners are equipped to lead enterprise modernization initiatives, drive digital transformation, and advance into technical leadership roles in top-tier technology organizations.
What You'll Learn
Skills You'll Gain
Prerequisites
- Proficiency in Java 17+ programming language.
- Solid understanding of Spring Framework core concepts: Inversion of Control (IoC), Dependency Injection (DI), and Bean lifecycle management.
- Experience with Spring Boot 3.x fundamentals, including auto-configuration and Spring Boot starters.
- Familiarity with RESTful API design and implementation using Spring MVC.
- Knowledge of Spring Data JPA for database operations.
- Practical experience with unit and integration testing using JUnit 5, Mockito, and @SpringBootTest.
- Familiarity with modern IDEs such as IntelliJ IDEA or Eclipse.
- Working knowledge of build tools including Maven or Gradle.
Certification Exam
Everything you need to know about the Spring Boot: JPA, JWT Security & JUnit Testing certification exam
Course Curriculum
Structured learning with hands-on labs and real-world scenarios
1
Day 1– Core Spring Framework Fundamentals
2
Day 2– Advanced Spring Bean Management
3
Day 3– Spring AOP and MVC Architecture
4
Day 4– Enterprise Application Development with Spring Boot Level 2 Setup
5
Day 5– Spring Boot Configuration and Data
What's Included in Your Training
Every enrollment comes packed with resources to maximise your learning and exam success
Exam Preparation Materials
Practice Test Questions (200+)
Certificate of Completion
Post-Training Support (30 days)
Session Recording Access
Free Rescheduling (7+ days notice)
Career Outcomes
of Spring Boot: JPA, JWT Security & JUnit Testing certified professionals report career advancement within 6 months
Salary Impact
Average salary increase reported after obtaining the Spring Boot: JPA, JWT Security & JUnit Testing certification
*Source: Glassdoor / LinkedIn 2025
Job Roles
- Senior Java Developer
- Spring Boot Architect
- Enterprise Application Developer
- Backend Engineer
- Microservices Developer
- Java Enterprise Consultant
Companies Hiring
and 5,000+ organizations worldwide seeking Spring Boot: JPA, JWT Security & JUnit Testing certified professionals
Course Student Reviews
Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.
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★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
-
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified
-
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified
-
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
Frequently Asked Questions
Everything you need to know about the Spring Boot: JPA, JWT Security & JUnit Testing training course
Is the certification exam included in the course fee for Enterprise Application Development with Spring Boot Level 2, and what is the exam cost if separate?
What training formats are available for Enterprise Application Development with Spring Boot Level 2, and does Koenig offer Guaranteed-to-Run scheduling?
How long is lab access provided for this course, and what type of lab environment is used?
What is Koenig's rescheduling and cancellation policy for this course?
What is the format, duration, number of questions, and passing score for the certification exam?
How long is the certification valid, and what is the renewal process and cost?
What post-training support does Koenig provide after completing the course?
What are the prerequisites or prior experience needed for Enterprise Application Development with Spring Boot Level 2?
What salary increase or career advancement can I expect after completing this course?
How does instructor-led training compare to self-study for mastering Spring Boot Level 2 content?
Still have questions?
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