What does a Sr. Java Developer - Full Stack do at Fiserv?
We are looking for a Sr. Java Developer to work on frontend as well as backend applications for ACH payments processing. We are looking for a great team player with strong understanding of technology and having good communications.
What you will do:
Participate in architectural discussions, proposing solutions that are scalable, resilient, and maintainable.
Design and implement robust data models, considering data integrity and security.
Apply design patterns like Event Sourcing, and Microservices to solve complex problems.
Design and develop robust RESTful APIs using Spring Boot framework, incorporating best practices like dependency injection, AOP, and reactive programming.
Integrate with various data sources (relational databases, NoSQL databases) using Spring Data JPA and other persistence mechanisms.
Develop robust data processing pipelines using Spring Batch or similar frameworks.
Implement authentication and authorization mechanisms using industry standard frameworks and approaches.
Package applications into Docker containers for deployment on Kubernetes Service like AKS, PKS etc.
Manage Kubernetes deployments, scaling, and monitoring using Kubernetes controllers and Helm charts.
Leverage Azure services like Azure Storage, Azure Cosmos DB, Azure Functions, and Azure Event Hubs as needed.
What you will need to have:
Bachelor’s degree in Computer Science, Engineering, or a related field.
10-15 years of relevant experience.
Strong proficiency in Java, with a deep understanding of core Java concepts and design patterns.
Extensive experience with Spring Boot, Spring MVC, Spring data, and Spring Security.
Familiarity with at least one popular JavaScript framework (React, node) and proficiency in HTML, CSS.
Expertise in Docker containerization and Kubernetes orchestration.
Experience with relational databases (Oracle, DB2, SQL Server).
Understanding of CI/CD pipelines, automated testing, and infrastructure as code.
What would be great to have:
Understanding of Payments domain
Knowledge of Azure platform, including AKS, Azure Storage, Azure Cosmos DB, and other relevant services.
Experience with messaging systems like Apache Kafka. Familiarity and ability to work on frontend development.
Knowledge of distributed caching mechanisms (Redis, Memcached).
Understanding of security best practices for cloud-based applications.
How you will work:
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 experiences help you with your overall onboarding experience and leads to stronger productivity.
You must currently possess valid and unrestricted U.S. work authorization to be considered for this role. Individuals with temporary visas including, but not limited to, F-1 (OPT, CPT, STEM), H-1B, H-2, or TN, or any candidate requiring sponsorship, now or in the future, will not be considered for this role.
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 may require additional background checks to determine eligibility and suitability.
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