Senior Java Developer
About The Position
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. 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.
Requirements
- 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.
Nice To Haves
- 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.
Responsibilities
- 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.
Stand Out From the Crowd
Upload your resume and get instant feedback on how well it matches this job.
What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
