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Learn Kafka, Spring Boot, Mongo with Java Refresher

Struggling to integrate real-time event streams with legacy Java backends? The Learn Kafka, Spring Boot, Mongo with Java Refresher course, delivered by Koenig using official Spring technology, equips backend developers with the skills to master event-driven architecture, reactive MongoDB handling, and modern Spring Boot 3 development. This training bridges the gap between traditional applications and scalable cloud-native systems. The curriculum prepares learners for the Spring Certified Professional 2024 exam, reinforcing career advancement through Koenig’s expert-led instruction. Graduates gain hands-on fluency in building resilient, production-ready systems that meet rigorous enterprise scalability demands.

112 Hours (14 Days)
Live Online / Classroom
29+ professionals trained

Training Formats & Pricing

1-on-1 USD 5,350
Dedicated instructor, your schedule Fastest
Public Batch USD 4,200
Group class, fixed schedule Most Popular
Self-Paced On Request
Recorded sessions, learn anytime Best Value

100% Happiness Guarantee · Free Rescheduling · Secure Payment

Course Overview

The Learn Kafka, Spring Boot, Mongo with Java Refresher course provided by Koenig Solutions is a Spring-focused training program designed for developers mastering event-driven architecture. This course differentiates itself through a hands-on pedagogical approach, utilizing live lab environments where participants build production-style inventory systems. By integrating Apache Kafka, Spring Boot 3, and MongoDB, learners gain practical experience with message serialization, retry mechanisms, and dead-letter topics. Koenig Solutions ensures high-quality outcomes through Guaranteed-to-Run scheduling and personalized 1-on-1 instruction, equipping engineers with the technical proficiency required to design scalable, resilient, and fault-tolerant microservices for modern enterprise environments.

What You'll Learn

✓Master Java 17 fundamentals essential for Spring Boot development, enabling you to build modern, high-performance applications with the latest Java features.
✓Set up Spring Boot applications seamlessly with MongoDB integration, ensuring efficient data management for your microservices.
✓Create Kafka producers and consumers using Spring Kafka, allowing real-time data processing and messaging in your projects.
✓Design event-driven microservices with Apache Kafka, improving system scalability and responsiveness.
✓Handle message serialization and deserialization effectively in Spring Boot, ensuring data integrity across distributed systems.
✓Secure and test Kafka-based systems with Spring Boot, boosting system reliability and safeguarding your applications from threats.

Prerequisites

Recommended knowledge before taking this course
  • Basic Java 17 or higher programming skills, including object-oriented concepts and syntax, are essential for mastering the Learn Kafka, Spring Boot, Mongo with Java Refresher course. Familiarity with Spring Boot 3.x fundamentals such as dependency injection and Spring annotations helps you grasp advanced topics faster. Understanding RESTful API principles and HTTP methods enables you to build and integrate scalable microservices effectively. Experience with Maven for dependency management and build automation ensures smoother project setup and management. Working knowledge of JSON serialization and deserialization in Java applications is crucial for handling data exchange efficiently. Basic command-line skills are necessary for running and testing Java applications. Students must have an IDE such as IntelliJ IDEA or Eclipse installed and Docker configured for running Kafka and MongoDB containers. These prerequisites are designed to prepare you for the 40-hour comprehensive training, which is ideal for developers aiming to enhance their skills in Kafka, Spring Boot, and MongoDB. Completing this course will help you develop real-world applications.
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Certification Exam

Everything you need to know about the Learn Kafka, Spring Boot, Mongo with Java Refresher certification exam

Exam Details
Exam Name
Learn Kafka, Spring Boot, Mongo with Java Refresher
Format
Multiple choice, labs & case studies
Questions
Duration
Passing Score
Validity
Retake Policy
Not applicable
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Course Curriculum

Structured learning with hands-on labs and real-world scenarios

1
Day 1– Master Java Refresher and Spring Framework Fundamentals
Spring Framework 6.x Architecture Essentials Core Spring Modules Overview Inversion of Control (IoC) Patterns Dependency Injection (DI) Strategies Setter and Constructor Injection Methods Bean Scopes and Lifecycle Management Spring Bean Annotation Configuration Component Scanning Implementation Basics Outcome: Align with Spring Certified Professional exam objectives for core container mastery
2
Day 2– Advanced Spring Core and MVC Architecture
Spring Core Configuration Techniques Bean Inheritance and Inner Beans Bean Auto-wiring Mechanism Mastery Static and Instance Factory Patterns Spring AOP Framework Introduction AOP Concepts and Pointcut Design Types of Advices in AOP Spring MVC Web Framework Basics Outcome: Implement modular AOP logic to reduce boilerplate code by 30%
3
Day 3– Spring Boot Configuration and Rapid Development
Spring Boot 3.x Framework Overview Spring Boot Application Development STS and IDE Environment Setup Maven Build Automation Basics Spring Beans and DI Integration SpringBootApplication Annotation Usage Auto-Configuration Mechanics Explained Embedded Server Configuration Tuning Outcome: Build a production-ready REST API with 99.9% uptime using Spring Boot 3.x
4
Day 4– Building RESTful Services with Spring Data
REST Architecture Design Principles REST vs SOAP Protocol Comparison Spring MVC REST Support Features REST Annotation Implementation Guide URI Templates and Controller Logic Spring Data JDBC Connectivity Basics DataSource Auto-configuration Setup JPA Integration with Spring Boot Outcome: Develop secure, scalable REST endpoints compliant with Spring Certified Professional standards
5
Day 5– MongoDB Integration for Spring Boot Developers
MongoDB 7.0 Features and Architecture MongoDB Query Language (QL) Syntax CRUD Operations in MongoDB Databases Data Modeling and Use Cases Find and FindOne Method Usage Insert Operations in MongoDB Collections MongoDB vs Apache CouchDB Comparison Query Syntax and Interface Design Outcome: Optimize MongoDB 7.0 queries for sub-10ms latency in high-throughput applications
6
Day 6– Kafka Fundamentals and Producer API
Kafka 3.6 Architecture and Cluster Setup Kafka Topics, Partitions, and Offsets Kafka Producer API Implementation Message Serialization and Key Strategies Asynchronous Sending and Callbacks Producer Configuration for Reliability Outcome: Configure Kafka producers to guarantee zero-message-loss delivery
7
Day 7– Kafka Consumer API and Group Management
Consumer Groups and Rebalancing Consumer API Implementation Offset Management and Commit Strategies Handling Message Deserialization Consumer Threading Models Outcome: Scale consumer throughput to handle 10k+ messages per second
8
Day 8– Spring Kafka Integration
Spring Kafka Template Usage KafkaListener Annotation Mechanics Error Handling and Dead Letter Topics Transaction Management in Kafka Outcome: Integrate Spring Boot with Kafka to build event-driven microservices
9
Day 9– Kafka Streams and Data Processing
Kafka Streams API Overview KStream and KTable Concepts Stateful vs Stateless Transformations Windowing and Aggregation Operations Outcome: Perform real-time data analytics on streaming event data
10
Day 10– Advanced Kafka and Final Project
Kafka Security (SSL/SASL) Schema Registry and Avro Integration Kafka Connect Basics Final Project: End-to-end Spring Boot, Kafka, and MongoDB pipeline Outcome: Complete a capstone project demonstrating full-stack event-driven architecture

What's Included in Your Training

Every enrollment comes packed with resources to maximise your learning and exam success

Career Outcomes

82%

of Learn Kafka, Spring Boot, Mongo with Java Refresher certified professionals report career advancement within 6 months

Salary Impact

+24%

Average salary increase reported after obtaining the Learn Kafka, Spring Boot, Mongo with Java Refresher certification

Typical Salary Range (Global)
Entry$90,000–$115,000
Mid$115,000–$145,000
Senior$145,000–$180,000

*Source: Glassdoor / LinkedIn 2025

Job Roles

6
  • Spring Boot Developer
  • Java Microservices Engineer
  • Backend Engineer (Java/Kafka)
  • Event-Driven Systems Developer
  • Cloud-Native Application Developer
  • Full Stack Developer (Java/MongoDB)

Companies Hiring

5,000+
Cognizant Infosys Wipro JPMorgan Chase Goldman Sachs Deutsche Bank Accenture Tata Consultancy Services Barclays UnitedHealth Group

and 5,000+ organizations worldwide seeking Learn Kafka, Spring Boot, Mongo with Java Refresher certified professionals

Real Transformations

Course Student Reviews

Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.

18,400+
Verified Reviews
4.9 / 5
Average Rating
95%
Would Recommend
1M+
Professionals Trained
  • ★★★★★

    “Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”

    Rahul M.

    Rahul M.

    Azure Administrator

    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.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    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.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    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.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    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.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    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.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    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.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    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.”

    Rahul M.

    Rahul M.

    Azure Administrator

    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.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    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.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    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.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    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.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    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.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    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.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    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.”

    Rahul M.

    Rahul M.

    Azure Administrator

    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.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    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.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    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.”

    Rahul M.

    Rahul M.

    Azure Administrator

    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.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    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.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    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.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    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.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    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.”

    Aisha N.

    Aisha N.

    Security Analyst

    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.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    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.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    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.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    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.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    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.”

    David L.

    David L.

    AI Engineer

    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.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified

Frequently Asked Questions

Everything you need to know about the Learn Kafka, Spring Boot, Mongo with Java Refresher training course

Is the Spring certification exam included in the Learn Kafka, Spring Boot, Mongo with Java Refresher course fee?
The Spring Professional Develop (2V0-72.22) certification exam is not included in the course fee. You must purchase it separately for $250 USD. This fee is paid directly to Pearson VUE or via an official voucher. Each retake costs $250, as exam access is not bundled with this training.
What training formats are available for Learn Kafka, Spring Boot, Mongo with Java Refresher, and is scheduling guaranteed?
Koenig offers Learn Kafka, Spring Boot, Mongo with Java Refresher in live online, 1-on-1, classroom, and self-paced Flexi formats. All public batches are Guaranteed-to-Run (GTR). This ensures your session proceeds as scheduled regardless of enrollment numbers, allowing you to plan your professional development without any risk of cancellation.
How long is lab access provided for Learn Kafka, Spring Boot, Mongo with Java Refresher, and what environment is used?
You receive 6 months of lab access for Learn Kafka, Spring Boot, Mongo with Java Refresher via Koenig’s LET Platform. These cloud-hosted sandbox environments simulate real-world deployments. Students practice configuration, integration, and event-driven workflows in a secure, production-like setting, eliminating the need for complex local software setups.
What is Koenig's rescheduling and cancellation policy for Learn Kafka, Spring Boot, Mongo with Java Refresher?
Koenig allows free rescheduling of Learn Kafka, Spring Boot, Mongo with Java Refresher if requested over 10 days before the start date. Changes or cancellations within 10 days incur a 50% fee of the total purchase price. Each enrollment allows for only one rescheduling request per training session.
What is the format, duration, and passing score for the Spring Professional Develop (2V0-72.22) exam?
The Spring Professional Develop (2V0-72.22) exam features 60 multiple-choice questions with a 130-minute limit. A passing score of 300 (approx. 76% or 46 correct answers) is required. This proctored Pearson VUE exam covers core Spring Boot concepts, including data access, REST, AOP, and testing methodologies.
How long is the Spring Certified Professional 2024 certification valid, and what is the renewal process?
The Spring Certified Professional 2024 certification does not expire. Once earned, the credential remains permanently valid under the Broadcom program. This one-time investment requires no continuing education, recertification exams, or renewal fees, ensuring your professional status remains active without ongoing costs or administrative burdens.
What post-training support does Koenig provide after completing Learn Kafka, Spring Boot, Mongo with Java Refresher?
After finishing Learn Kafka, Spring Boot, Mongo with Java Refresher, Koenig provides 30 days of support. This includes recorded sessions, expert mentor guidance, and technical doubt-clearing. You also receive official courseware and practice materials, plus eligibility for revision classes under our Happiness Guarantee to ensure your successful skill application.
What are the prerequisites for Learn Kafka, Spring Boot, Mongo with Java Refresher?
Learners need basic Java knowledge, familiarity with Spring Boot, and understanding of REST APIs. Prior database and microservices exposure is helpful. The course includes a Java refresher, making it ideal for developers with 6–12 months of experience who want to build high-performance event-driven systems using Kafka and MongoDB.
What career impact and salary benefits can I expect after completing Learn Kafka, Spring Boot, Mongo with Java Refresher?
Professionals skilled in Kafka, Spring Boot, and MongoDB earn between $95,000 and $135,000 annually. Certified developers often see a 15–20% salary premium. This course prepares you for roles like Backend Developer or Microservices Engineer, meeting the high demand for event-driven architecture expertise across fintech, e-commerce, and global SaaS industries.
How does instructor-led training for Learn Kafka, Spring Boot, Mongo with Java Refresher compare to self-study?
Instructor-led training provides structured learning with real-time doubt resolution and expert insights into Kafka-Spring-Mongo integration. Unlike self-study, Koenig’s guided approach includes official courseware, guaranteed lab access, and post-training support. This comprehensive methodology increases your certification success rate by up to 40% compared to independent preparation using free online resources.

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