Java Software Engineer
Wissen Technology
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Job Description
Role Overview
- Experience Level: 7-9 Years
Job Summary
We are looking for an experienced Java Backend Developer to join our engineering team in Mumbai. You will be responsible for the server-side logic of our applications, ensuring high performance and responsiveness to requests from the front-end. The ideal candidate has a deep understanding of microservices architecture and a proven track record of delivering robust, production-grade code.
Key Responsibilities
- Design & Development: Architect and develop high-volume, low-latency applications for mission-critical systems.
- Microservices: Design and implement RESTful APIs and microservices using Spring Boot.
- Database Management: Write complex SQL queries and optimize database schema (MySQL, PostgreSQL, or Oracle) and work with NoSQL databases (MongoDB, Cassandra).
- Code Quality: Conduct code reviews, ensure high test coverage using JUnit/Mockito, and maintain clean code standards.
- Scalability: Identify bottlenecks and bugs, and devise solutions to these problems to ensure system reliability.
- Collaboration: Work closely with Frontend Developers, Product Managers, and DevOps to align on technical requirements and deployment cycles.
Required Technical Skills
Category
Skills
Core Language
Java 8/11/17+, Deep knowledge of Collections, Multithreading, and OOPs.
Frameworks
Spring Boot, Spring MVC, Spring Security, Spring Data JPA, Hibernate.
Architecture
Microservices, Event-driven architecture, Design Patterns.
Databases
Relational (PostgreSQL/MySQL) and NoSQL (MongoDB/Redis).
Messaging
Kafka, RabbitMQ, or ActiveMQ.
Tools/DevOps
Maven/Gradle, Git, Docker, Kubernetes, Jenkins (CI/CD).
Cloud
Familiarity with AWS (EC2, S3, Lambda) or Azure/GCP.
About The Company
Wissen Technology
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains. With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation. Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services. We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!). Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world. Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
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