Wissen Technology Hiring Java Developer 2026 | 4–14 Years | Mumbai

IT JOBS | JAVA DEVELOPER | BACKEND DEVELOPMENT | MUMBAI

WISSEN TECHNOLOGY HIRING

Wissen Technology Hiring Java Developer 2026

Mumbai | 4–14 Years Experience | Full-Time

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Wissen Technology is hiring experienced Java Backend Developers for its Mumbai location. The opportunity is suitable for professionals with 4–14 years of experience in Java development, Spring Boot, Microservices, Apache Kafka and database technologies.

Candidates with hands-on experience in designing scalable backend applications, developing REST APIs, implementing distributed systems and working with relational or NoSQL databases can explore this opportunity.

Wissen Technology Java Developer Job – Overview

Company	Wissen Technology
Job Position	Java Developer / Java Backend Developer
Job Location	Mumbai, Maharashtra
Experience	4–14 Years
Employment Type	Full-Time, Permanent
Industry	IT Services & Consulting
Department	Engineering – Software & QA
Role Category	Software Development
Salary / CTC	Not disclosed
Application Mode	Online – Naukri

Job Description

The selected candidate will work on backend application development using Java and Spring Boot. The role involves designing microservices, implementing RESTful APIs, developing distributed applications with Kafka and working with databases to build scalable and high-performance software systems.

Key Responsibilities

• Design, develop, test, deploy and maintain large-scale Java applications.
• Build backend services using Java and Spring Boot.
• Develop and implement RESTful APIs and microservices architecture.
• Build scalable and distributed applications using Apache Kafka.
• Work with relational databases such as MySQL, Oracle and PostgreSQL.
• Work with NoSQL databases such as MongoDB where required.
• Collaborate with cross-functional teams to understand business requirements.
• Write clean, secure, efficient and maintainable code.
• Perform testing, debugging and application maintenance.
• Participate in code reviews and follow software development best practices.

Required Technical Skills

1. Java Development

• Strong understanding of Core Java.
• Object-Oriented Programming concepts.
• Collections Framework, Exception Handling and Multithreading.
• Problem-solving and analytical skills.

2. Spring Boot and Microservices

• Hands-on experience with Spring Boot.
• Microservices architecture and service communication.
• REST API development and integration.
• Scalable and secure backend application development.

3. Apache Kafka

• Understanding of Kafka messaging and event-driven architecture.
• Proficiency in building distributed applications using messaging queues.
• Knowledge of asynchronous communication patterns.

4. Database Technologies

• MySQL, Oracle or PostgreSQL.
• MongoDB and NoSQL database concepts.
• Database design principles and query optimization.
• Data modelling and database operations.

Experience and Qualifications

• 4–14 years of hands-on experience in Java backend development.
• Strong expertise in Spring Boot and microservices architecture.
• Experience with relational or NoSQL databases.
• Knowledge of Kafka-based distributed computing.
• Strong analytical and problem-solving abilities.
• Good communication and collaboration skills.
• Bachelor's degree in Computer Science, IT or a related discipline preferred.

Education note: The supplied job listing states that undergraduate graduation is not required in its education field, while its description says a bachelor's degree is preferred. Candidates should confirm the applicable eligibility requirements directly in the Naukri listing.

Who Should Apply?

• Experienced Java Backend Developers with 4–14 years of experience.
• Spring Boot developers with practical microservices experience.
• Backend engineers familiar with Kafka and distributed systems.
• Developers experienced with SQL databases or MongoDB.
• Professionals interested in building high-performance backend applications.
• Candidates looking for full-time permanent opportunities in Mumbai.

Java Developer Interview Preparation

Based on the advertised technical requirements, candidates can prepare the following topics. These are suggested practice areas, not confirmed interview questions from Wissen Technology.

Core Java

• HashMap internal working and collision handling.
• Java 8 features, Streams API and Lambda expressions.
• Multithreading, ExecutorService and concurrency.
• Garbage collection and JVM memory management.
• OOP principles and SOLID design principles.

Spring Boot and Microservices

• Spring Boot auto-configuration and dependency injection.
• Spring Security and JWT authentication.
• Microservices communication and service discovery.
• API Gateway, circuit breakers and fault tolerance.
• Exception handling and REST API best practices.

Apache Kafka

• Kafka topics, partitions and consumer groups.
• Producer and consumer architecture.
• Offset management and message delivery guarantees.
• Event-driven architecture and asynchronous processing.

Database

• SQL joins, indexing and query optimization.
• Transactions and ACID properties.
• SQL versus NoSQL databases.
• MongoDB collections, documents and indexes.

Practical Project to Strengthen Your Profile

Build an order processing system using Java, Spring Boot, Microservices and Apache Kafka. Create separate services for order management, inventory and payment processing. Use Kafka events to communicate between services and MySQL or MongoDB to store application data.

Add centralized exception handling, authentication, logging, Docker-based deployment and automated tests. This project can help demonstrate practical knowledge of distributed systems and backend architecture.

How to Apply for Wissen Technology Jobs?

Interested candidates can review the complete job description and submit their application through the Naukri job portal.

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Application availability and eligibility are subject to the information shown on the Naukri listing.

Company Profile

Wissen Technology is the company listed for this Java Developer opportunity. Candidates can explore its company profile and available career opportunities using the link below.

View Wissen Technology Company Profile on Naukri

Disclaimer

FreshJob.in is an independent job information website and is not affiliated with Wissen Technology or Naukri. This article is prepared using the job information supplied and the linked listing. Vacancy availability, experience requirements and other conditions may change. Candidates should verify all details on the original application portal before applying. Never pay an unverified person to secure a job.

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