Backend Java Developer with AWS

About the Position

We are seeking a highly skilled and motivated Backend Java Developer with strong expertise in Amazon Web Services (AWS), Spring Boot, and Microservices to join our dynamic engineering team. In this role, you will be responsible for designing, developing, and deploying scalable backend services and microservices that power our core applications. You will collaborate closely with cross-functional teams-including front-end developers, DevOps engineers, and product managers-to deliver robust, high-performance, and cloud-native software solutions.

Responsibilities

• Application Development: Design, build, and maintain high-performing, reliable, and secure Java-based applications and microservices using the Spring Boot framework.
• Cloud Architecture: Architect, deploy, and maintain cloud-native applications on AWS, utilizing services such as EC2, S3, Lambda, RDS, DynamoDB, API Gateway, and ECS/EKS.
• API Design: Develop and document robust RESTful APIs and web services for seamless integration with front-end applications and third-party systems.
• Containerization & Orchestration: Package applications using Docker and manage containerized deployments using Kubernetes. Ensure seamless scaling and self-healing of services.
• Database Optimization: Design effective data models and optimize database interactions using SQL (e.g., PostgreSQL, MySQL) and NoSQL databases, alongside ORM tools like Hibernate/JPA.
• Code Quality & Testing: Write clean, modular, and testable code. Implement comprehensive unit, integration, and end-to-end tests using frameworks like JUnit and Mockito.
• DevOps & CI/CD: Collaborate with operations teams to build and maintain automated CI/CD pipelines (e.g., Jenkins, GitHub Actions, AWS CodePipeline) and support containerization efforts using Docker and Kubernetes.
• Troubleshooting & Performance: Monitor system health, identify bottlenecks, debug production issues, and implement performance-tuning strategies in distributed systems.
• Collaboration & Mentorship: Participate actively in Agile/Scrum ceremonies, conduct thorough peer code reviews, and help mentor junior engineering staff.
• Observability & Monitoring: Implement distributed tracing, central logging, and monitoring (using tools like AWS CloudWatch, Datadog, Prometheus, or Grafana) to ensure system reliability and rapid debugging.

Requirements

• Experience: 4-12 years of professional software development experience focusing on backend engineering.
• Core Java: Deep understanding of Java (Version 17 or higher), Object-Oriented Programming (OOP) principles, design patterns, and multithreading.
• Spring Ecosystem: Extensive hands-on experience with Spring Boot, Spring Core, Spring MVC, Spring Data JPA, and Spring Security.

Nice to Have

• Microservices
• Docker
• Kubernetes
• SQL
• NoSQL
• JUnit
• Mockito
• CI/CD
• DevOps
• Kubernetes
• AWS CloudWatch
• Datadog
• Prometheus
• Grafana

We Offer

• Competitive salary
• Comprehensive benefits package
• Opportunities for professional growth and development
• Flexible working arrangements

About the Company

Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process, and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes, and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or follow us on Twitter.

Additional employment information

Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.

Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government-issued ID during each interview.

Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status, or any other characteristic protected by federal, state, or local laws.

Benefits that help you thrive and grow

Our benefits program is built with you in mind-so you can enjoy a fulfilling, balanced, and healthy life.

Financial wellbeing

We regularly review market data to ensure compensation reflects the value you bring. Your benefits extend beyond pay and may include retirement plans, financial education, etc.

Physical and mental health

We empower you to prioritize your wellbeing through paid time off, flexible working where possible, healthcare plans, counseling, our Mental Health Allyship program, and more.

Your career, your way

With 350,000+ roles at Cognizant, you’ll have opportunities to explore new technologies, industries, and locations-and build the skills you need to grow your career.

Real-world impact

Think about the biggest brands you rely on. Chances are, they rely on us to help strengthen their business. Here, you’ll turn bold ideas into solutions that improve lives everywhere.

Your path to Cognizant

Here’s what you can expect from our hiring process. Please keep in mind that it may vary by role and location. Explore our FAQs to learn more.

Step 1: Apply to the right opportunity

Find an open role that matches your skills and career goals and show us why you’re the person for the job. Don’t see the right opportunity? Consider joining our Talent Community.

Step 2: Connect with your recruiter

If one of our recruiters sees a fit, they’ll set up a short intro call to learn more about you and how your experiences and skills match the role.

Step 3: Show off your skills

If you and our team would like to continue the process, you’ll interview with our hiring team. Some roles may also require technical assessments and/or client interviews.

Step 4: Decision time

Our team will then review each candidate’s potential to succeed in the role. This step may take some time because we want to find the right fit for both you and us-but you can count on us to keep you updated.

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