Senior Software Engineer

Fiserv•Sunnyvale, CA

2d•Onsite

About The Position

Join our fast-moving North America Billing team as a Senior Software Java Engineer and play a critical role in delivering the next generation of billing features that power our US, Canadian, and global operations. As we transition to a new billing application, you’ll be front and center in shaping a modern, scalable platform—all while helping us keep the current system running smoothly for customers who depend on us every day. If you’re passionate about building impactful software with a collaborative and driven team, this is your moment.

Requirements

Bachelor's Degree (preferably Computer Science or Engineering) or equivalent combination of experience, education and military.
10+ years of experience as a full stack Java developer; knowledge of Python or other scripting languages is a bonus.
Deep experience working with relational databases and writing efficient, scalable queries.
A strong understanding of RESTful API design and implementation.
Experience developing microservices with Spring Boot.
Familiarity with DevOps concepts and cloud-native deployment practices.
Excellent problem-solving and debugging skills—you love getting to the root of an issue.
Strong communication skills and a team-first attitude.
Experience with version control and code collaboration tools like Git and GitHub.

Nice To Haves

Experience with Google Pub/Sub or event-driven frameworks like Kafka.
Familiarity with API testing tools such as Postman, Burp, or Curl.
Hands-on experience with Google Cloud services or other cloud environments.
Knowledge of batch processing, preferably with Airflow or Google Cloud Composer.
Experience with monitoring and performance tuning using tools like Grafana or DataDog.

Responsibilities

Build and enhance Clover’s core billing features using JVM languages, cloud-based platforms, and front-end technologies like JavaScript, TypeScript, React, and HTML.
Solve real customer problems by fixing bugs, refactoring code, and continuously improving our systems.
Partner closely with product and business teams to turn ideas into realistic, scalable solutions.
Take ownership of new applications—from design to deployment—and monitor them in production.
Collaborate across teams to ensure our systems stay fast, reliable, and ready to grow with new features.
Develop and execute test strategies in partnership with SDETs to maintain the highest quality standards.
Contribute to operational excellence by helping manage our live production environment.
Bring fresh ideas and perspectives to team discussions and engineering decisions.