Senior Java Developer

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.

Requirements

• 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.