Calling all innovators – find your future at Fiserv.

We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Full Stack Developer

What does a successful Full Stack Developer do at Fiserv?

As a Full Stack Developer, you will be part of a high-performing team focused on building secure, scalable, and cloud-native financial solutions. You’ll work across the stack—from designing intuitive front-end interfaces to developing robust backend services—leveraging modern technologies to deliver seamless user experiences and reliable systems.

We are seeking a highly skilled and motivated developer with strong expertise in ReactJS for front-end development and Spring Boot for backend services. Experience with AWS Cloud and a passion for building scalable applications is essential. Familiarity with AI/ML integration is a plus.

What will you do:

Design and develop responsive, user-friendly front-end applications using ReactJS.Build and maintain scalable backend services using Java (Spring Boot).Deploy cloud-native applications on AWS, utilizing services such as ECS, Lambda, S3, RDS, and CloudFormation.Collaborate with cross-functional teams to ensure seamless integration between front-end and backend components.Participate in AI/ML initiatives, including model integration and deployment using AWS SageMaker or similar tools (if applicable).Implement and maintain CI/CD pipelines using AWS DevOps tools or Jenkins.Ensure high code quality through unit testing, integration testing, and code reviews.Monitor and optimize application performance and reliability in production environments.Contribute to architectural decisions and technical design discussions.

What you will need to have:

6+ years of experience in full stack application development, with a strong focus on building scalable web applications.6+ years of hands-on experience in Java/J2EE, including expertise in Spring Boot, RESTful APIs, and microservices architecture.3+ years of experience working with ReactJS for front-end development.2+ years of practical experience with AWS Cloud services, including deployment and integration.2+ years of experience with GitLab, Docker, and CI/CD tools such as Jenkins or AWS CodePipeline.2+ years of experience in SQL databases and writing optimized queries.Bachelor’s degree in Computer Science, Engineering, or a related field, or an equivalent combination of education, work, and military experience.

What would be great to have:

Experience with AI/ML technologiesExperience with emerging A.I. technologies.Proficiency in C++, particularly for performance-critical or systems-level components.

Important info about this role:

We’re better together! This role is fully on-site.This is a full-time, direct-hire position, and no contract options or unsolicited agency submissions will be considered.

This role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Maryland, Minnesota, New Jersey, New York, Nevada, Rhode Island or Washington.

It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.

Please note that salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.

Thank you for considering employment with Fiserv.  Please:

Apply using your legal nameComplete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Equal Opportunity:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law. 

If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact AskHR.US@fiserv.com. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.