Java FullStack Developer

Job SummaryPlease apply for this role using the below candidate registration LinkCognizant Interview -Candidate Registration Details – Fill out formThe Sr Software Engineer will design and deliver robust microservices and data driven solutions using Java SQL and JavaScript for complex enterprise applications in a hybrid work model. The role focuses on building scalable services improving performance ensuring reliability and mentoring peers while collaborating with cross functional teams during regular day shifts.· Experience in Java development with expertise in Spring Boot, microservices.· Strong understanding of object-oriented programming concepts, design patterns, and data structures.· Proficiency in developing RESTful APIs using various frameworks such as Hibernate or Spring MVC.· Certified Java Developer Spring Professional CertificationResponsibilities· Design scalable microservices that support high availability and performance for complex enterprise applications ensuring reliable processing of business critical transactions across multiple domains.· Develop robust backend services in Java that adhere to clean coding standards and modular design principles enabling easy maintenance and extensibility for evolving product requirements.· Implement efficient SQL queries and database structures that optimize read and write operations supporting large volume transactional workloads with consistent data integrity.· Build intuitive user facing features using JavaScript that integrate seamlessly with backend microservices delivering consistent and responsive experiences across supported browsers.· Collaborate with cross functional teams including product managers architects and quality engineers to refine requirements and translate them into clear technical solutions that align with business objectives.· Review existing services and database interactions to identify performance bottlenecks then optimize code queries and configurations to reduce latency and improve throughput.· Create and maintain automated unit and integration tests for microservices and data access layers increasing code coverage and reducing regression risk during frequent releases.· Document service contracts data models and technical decisions in a clear and structured manner supporting knowledge sharing and smooth onboarding of new team members.· Participate in agile ceremonies such as backlog refinement planning and retrospectives providing technical input that improves estimation accuracy and delivery predictability.· Monitor application health by analyzing logs and metrics then proactively address defects and incidents to minimize downtime and enhance user satisfaction.· Ensure secure coding practices across Java SQL and JavaScript components by applying input validation proper access control and safe data handling standards.· Mentor junior engineers through code reviews and pair programming helping them strengthen skills in microservices design database usage and front end integration.· Coordinate with operations and infrastructure teams to prepare services for deployment in hybrid environments ensuring configuration consistency and smooth day shift support.Qualifications· possess a bachelors degree in computer science engineering or a related discipline with industry experience delivering production grade software solutions.· Hands on development experience with strong focus on Java based backend systems and service oriented architectures.· show advanced proficiency in designing and implementing microservices that communicate over well defined APIs while maintaining clear separation of concerns.· exhibit strong command of SQL including schema design indexing strategies and query optimization for relational database management systems.· display solid experience with JavaScript for building interactive user interfaces or service integrations while following modern coding conventions.· apply practical knowledge of agile development practices including iterative delivery continuous integration and collaborative backlog management.· bring familiarity with version control systems build tools and testing frameworks commonly used in Java and JavaScript ecosystems.present experience working in hybrid work models and collaborating effectively with distributed teams using remote friendly communication #LI-AS7