Senior Java Developer

You will play a critical role in designing, developing, and optimizing advanced software solutions that drive innovation in the company's omnichannel commerce platform.

Built to deliver innovation through simple, fast integrations, the Commerce Hub is the most powerful omnichannel platform. With developer-friendly, flexible communication standards, unified APIs, and pre-certified integrations the Commerce Hub reduces development time and accelerates speed to market.

A true single-entry point and intelligent orchestration layer provides access to the latest, most popular commerce experiences through merchants' existing infrastructure. With less ongoing maintenance and fewer operational costs, merchants can focus on creating new ways for consumers to discover and interact with them.

What you will do:

• Analyze complex processes and technological heterogenic applications
• Design SW solutions in the real-time, payment area
• Design, develop microservices for highly efficient protocol translation and enrichment with reactive design patterns.
• Deliver end to end solutions for Payment APIs.
• Develop high throughput and high-volume transaction APIs that can be consumed by omni channel platforms.
• Enhance API solutions to offer simple, easy to consume APIs for payment customers.
• Participate in development of roadmap and strategies for documenting and presenting API specifications in an easy and consumable format.
• Develop roadmap and strategies to provide Client Libraries and SDKs for API products.

• Minimum 5 years' experience in Java, GIT, JIRA, Maven, Confluence, Spring framework (Core, MVC, AOP, Java NIO, Web Flux)
• Minimum 5 years of experience in Spring Boot
• Experience with API Gateway/API Management solutions such as Apigee, Kong, AWS API Gateway, or similar tools.
• Cloud experience with AWS (e.g., ECS/EKS, Lambda, API Gateway, IAM, CloudWatch, DynamoDB) and familiarity with cloud-native patterns
• Hands-on experience with Spring Cloud, Spring Data, Spring Transactional and Spring Batch desired.
• Experience with event-driven architectures and messaging/streaming platforms such as Apache Kafka (Kafka Streams), RabbitMQ, or similar tools.
• Experience on creating unit test using JUnit, Mockito
• Experience with Databases and code integrations such as Oracle, MySQL, MongoDB
• Expertise in implementing complex full stack solutions including digital and mobile systems, API, and Micro-Services in large Enterprise organizations.

What would be great to have:

• Payment Industry Experience
• Experience in implementing high volume transactions processing applications.
• Good to have Experience on using Quality and Security scan tools such as Sonar, Fortify and Web Inspect
• Experience in Integration Testing APIs with Postman, JMeter etc.
• Fundamentals of AI/ML, including basic understanding of model concepts, prompt engineering, and integrating AI services via APIs.

• This role is on-site Monday through Friday. Fiserv considers in-person collaboration to be an essential part of this role as in-person office experience helps you with your overall onboarding experience and leads to stronger productivity.
• This is a full-time, direct-hire position, and no contract options for unsolicited agency submissions will be considered.
• All offers of employment are contingent on standard background checks. Fiserv and certain of its affiliated companies are federal, state, and/or local government contractors. Should this position support a Federal Government contract, now or in the future, the successful candidate will be subject to a background check conducted by the U.S. Government to determine eligibility and suitability for federal contract employment for public trust or sensitive positions. Positions that support state and/or local contracts also require additional background checks to determine eligibility and suitability.

Salary Range

$90,000.00 - $158,400.00

These pay ranges apply to employees in New Jersey and New York. Pay ranges for employees in other states may differ.

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

For incentive eligible associates, the successful candidate is eligible for an annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards in the Company's sole discretion.

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.