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Senior Backend Engineer- Payments

Fiserv

$160,000 - $240,000
Sep 18, 2025
Sunnyvale, CA, US
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Fiserv is looking to expand and improve its Payment platform for Clover's eCommerce solutions to help merchants grow their business online by developing payment web services and supporting a wide range of functionality across their suite of apps.

Requirements

  • Strong coding skills; Java is our language of choice
  • Experience with Docker and Kubernetes, Apache Kafka and Google Pub/Sub
  • Experience with microservices, preferably Spring Boot
  • Strong knowledge of relational databases, MySQL
  • Experience with Cloud Technologies
  • Experience with API design
  • Superior problem-solving skills and debugging capabilities

Responsibilities

  • Design and implement REST APIs for mobile and web clients including our payment devices, web dashboard, and 3rd party apps
  • Identify technical requirements in product meetings and assist the business team with realistic project planning and feature development; translate product requirements into functional, maintainable, extensible software that is in-line with company objectives
  • Own your merchant-facing services /features from development through deployment and production monitoring
  • Participate in design/code reviews.
  • Mentor junior engineers
  • Partner with the Infrastructure Team to design data models to support large scale highly available services
  • Work with QA to develop test plans/strategies

Other

  • 8+ years of industry experience
  • Degree in Computer Science or Engineering field
  • Payments domain experience
  • Ability to clearly articulate API design and technical requirements with thoughtful documentation gathering requirements, exploring alternative solutions, and implementing code along the way.
  • Experience with scalability and high availability; monitoring with Grafana, Datadog etc