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Full Stack Engineer

00071004016

Job Summary

We are seeking a Full Stack Engineer with strong expertise in Java, Spring Boot, and React.js to develop and maintain scalable enterprise applications that support critical business functions. The ideal candidate will have hands on experience across the full software development lifecycle, including application design, backend and frontend development, API integration, testing, and deployment.

This role requires a highly collaborative engineer who can translate business requirements into robust technical solutions, drive development best practices, and contribute to the successful delivery of modern digital applications. Experience with cloud technologies, microservices, DevOps practices, and emerging AI driven solutions is highly valued.

*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*

About the Role

As a Full Stack Engineer, you will be responsible for designing, developing, and enhancing enterprise applications using Java, Spring Boot, React.js, and related technologies. You will build and integrate RESTful APIs and microservices, troubleshoot and resolve technical issues, perform code reviews, and optimize application performance to ensure reliable and scalable solutions.

You will collaborate closely with product owners, business stakeholders, architects, and distributed development teams to deliver high quality software solutions in an Agile environment. The role involves contributing to technical design discussions, supporting development best practices, and driving continuous improvement initiatives across the software development lifecycle.

The ideal candidate will bring strong experience with cloud platforms, CI/CD pipelines, source control, containerization technologies, and modern application architectures. Exposure to AI Chatbots, Retrieval Augmented Generation (RAG), Large Language Models (LLMs), and Generative AI initiatives will be considered a strong advantage.

This is an excellent opportunity for a hands on engineer who enjoys solving complex technical challenges, contributing to innovative projects, and building scalable applications that deliver meaningful business impact.

In This Role, You Will

Responsibilities:

· Design, develop, and maintain full-stack enterprise applications using Java, Spring Boot, React.js, and related technologies.

· Build, enhance, and integrate RESTful APIs and microservices that support business-critical applications.

· Perform hands-on coding, debugging, testing, code reviews, and application performance optimization.

· Provide technical guidance to offshore development teams by resolving technical challenges and supporting successful delivery.

· Analyze business requirements and translate them into scalable and maintainable technical solutions.

· Participate in Agile ceremonies and contribute to continuous improvement initiatives.

· Follow best practices for code quality, security, testing, and software development lifecycle processes.

· Contribute to AI chatbot and Retrieval-Augmented Generation (RAG) initiatives when applicable.

Work Model

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role's business requirements, this is a hybrid position requiring 3 days per week onsite and 2 days remote at a client or Cognizant office in one of the following locations:

· Basking Ridge, New Jersey

· Irving, Texas

*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*

Required Qualifications

· 8+ years of experience in full stack application development with strong hands-on expertise in Java, Spring Boot, React.js, and enterprise application development.

· Strong hands-on experience in Java application development using Spring Boot.

· Proven experience developing full-stack applications with React.js, Redux, JavaScript, HTML5, and CSS3.

· Experience designing, developing, and integrating RESTful APIs and microservices.

· Strong understanding of software development best practices, debugging, troubleshooting, and performance tuning.

· Experience with unit testing frameworks and code quality standards.

· Hands-on experience with Git, CI/CD pipelines, and DevOps practices.

· Experience working within Agile/Scrum delivery environments.

· Ability to analyze requirements, design technical solutions, and work independently.

· Strong communication and collaboration skills with onsite and offshore teams.

· Experience implementing AI Chatbots and Retrieval-Augmented Generation (RAG) solutions.

· Exposure to Generative AI technologies and Large Language Model (LLM) integrations.

· Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform.

· Knowledge of Docker, Kubernetes, and containerized application deployments.

· Experience mentoring developers and leading technical discussions.

Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

  • Medical/Dental/Vision/Life Insurance
  • Paid holidays plus Paid Time Off
  • 401(k) plan and contributions
  • Long-term/Short-term Disability
  • Paid Parental Leave
  • Employee Stock Purchase Plan

About Cognizant: 
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 @cognizant.

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.

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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.

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Physical and mental health

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

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Your career, your way

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

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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.

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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.

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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.

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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.

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Step 4: Decision time

Our team will then review each candidates’ 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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What I value most about working at Cognizant is the opportunity to innovate while delivering real business impact. My role allows me to combine strategy, technology, and collaboration across global teams, which makes every project meaningful. The support for continuous learning and innovation has been instrumental in my growth.
Beata Ogorzala Senior Event Manager
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Cognizant has one of the best learning ecosystems you can ask for. From sponsored certifications to training platforms to mentorship, we have all that we need to grow.
Debashish Mishra SAP MM Developer
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Cognizant offers me more than a job; it offers a community. We support each other, collaborate across borders and celebrate wins together. If you’re looking for a culture that values flexibility, diversity and growth, this is the place to be.
Laura Reynaud Lead Counsel
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When I first joined, I was quiet and hesitant to share my thoughts. The leadership programs and the mentoring I’ve received have helped me find my voice and grow as a leader.
Sujatha Gopalakrishnan Portfolio Delivery Lead
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I’ve had the chance to work on impactful projects and shadow colleagues, all while getting involved in internal initiatives. The world is your oyster at Cognizant—you just need to take advantage of it!
Lucas Hoffman Consultant

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