Role : Senior Java Developer

Experience : 5+ Years

Skills : Java, Spring Boot, Spring Security, Spring Data JPA, Exception Handling, RESTful Services, Microservices, JUnit

Job Type: Full Time / On-Site

Job Location : Chennai, Tirunelveli

About Company

Our Client 'ICANIO Technologies' is a rapidly growing software consulting multinational corporation (MNC) headquartered in the US, with a strong global presence. We serve a diverse clientele across the USA, Germany, France, Australia, Singapore, the Middle East, Mexico, and India. With offices in Tirunelveli, Chennai, Delaware, and Florida, our extensive footprint enables us to cater to clients worldwide. Our portfolio includes comprehensive software development services for Web, iOS, and Android platforms, DevOps, AI/ML solutions, and QA services. This makes us the preferred technology partner for both enterprise customers and startups. With a global workforce of over 200 professionals, we pride ourselves on delivering cutting-edge solutions that drive digital transformation for our clients.

Job Summary

As a Senior Java Developer, you will play a key role in the design, development, testing, and maintenance of our software solutions. You will collaborate with cross-functional teams, including product managers, UX designers, and other developers, to deliver high-quality software that meets the needs of our clients and contributes to the overall success of our products.

Key Responsibilities

• Design and development of complex, scalable, and high-performance Java-based applications.

• Collaborate with cross-functional teams to understand requirements and translate them into technical solutions.

• Write well-designed, efficient, and testable code.

• Stay abreast of industry trends and emerging technologies, and incorporate them into the development process.

• Work closely with architects to implement best practices and design patterns.

• Develop and execute comprehensive unit tests and integration tests.

• Collaborate with QA teams to identify and address software defects.

• Create and maintain detailed technical documentation for software solutions.

• Provide documentation for code, design decisions, and system architecture.

Qualification & Experience Required:

• Bachelor’s degree in Computer Science, Engineering, or related field.

• Minimum of 5 years of professional experience in Java development.

• Proficiency in using popular frameworks like Spring (Spring Boot, Spring MVC, Spring Security) and Hibernate/JPA for ORM (Object-Relational Mapping).

• Concurrency and multithreading, understanding synchronization, and thread management.

• Knowledge of Java Memory Management, garbage collection, and JVM (Java Virtual Machine) internals.

• Experience implementing authentication and authorization using OAuth2, JWT, and Spring Security.

• Experience with building RESTful APIs using Spring Boot

• Knowledge of caching techniques and tools (e.g., Redis, Ehcache).

• Experience designing and implementing microservices using Spring Boot.

• Understanding of microservices communication protocols (REST, gRPC, messaging queues).

• Strong SQL skills and experience with relational databases (e.g., MySQL, PostgreSQL, Oracle).

• Understanding of NoSQL databases (e.g., MongoDB, Cassandra) and when to use them.

• Understanding of software design patterns, principles, and best practices.

• Experience with database design, optimization, and query performance tuning.

• Proficiency in problem-solving, data structure, and algorithms.

• Ability to debug production issues and find effective solutions within the timeline.

• Experience with code quality tools and static code analysis.

• Excellent problem-solving and analytical skills.

• Strong communication and interpersonal skills