Java Backend Engineer

Fiserv

Java Backend Engineer at Fiserv developing and maintaining backend services for payment processing applications. Collaborating with offshore teams and ensuring production readiness of code releases.

Posted 7/16/2026full-timeBerkeley Heights • New Jersey • 🇺🇸 United StatesMid-LevelSenior💰 $110,000 - $186,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive backend development expertise with Java and Spring Boot, focusing on building production APIs and integrations. Proven leadership in managing technical delivery, including code reviews, infrastructure-as-code, and cloud operations.

Highest-signal resume keywords

Java DevelopmentSpring Boot FrameworkAPI DevelopmentInfrastructure-As-CodeContainerized Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Backend DevelopmentREST APIsCode ReviewTechnical ArchitectureCloud DeploymentsMonitoringTroubleshootingDockerCI/CDPerformance Awareness

Soft Skills

LeadershipCollaborationCommunicationExecution Management

Tools & Technologies

SnowflakeOracleBuild Tools

Industry Keywords

Information TechnologyComputer ScienceInformation Systems

Tech Stack

Tools & technologies

CloudDockerJavaOracleSpringSpring BootSpringBoot

About the role

Key responsibilities & impact

Code daily and own technical delivery end to end.
Perform strong code reviews and ensure pragmatic architecture.
Work closely with an offshore team to keep environments stable and clean.
Design, develop, and maintain backend services using Java 25, Spring Boot, REST APIs.
Lead day-to-day execution with an offshore lead and team; align on priorities, break down work, manage dependencies, and coordinate with QA and release timelines.

Requirements

What you’ll need

6+ years of backend development experience with Java and Spring Boot, including building production APIs and integrations.
6+ years of experience in leading delivery (coding, reviewing, and driving technical decisions).
6+ years of experience writing infrastructure-as-code and owning cloud deployments and operations (monitoring, troubleshooting, and environment stability).
6+ years of experience with containerized development and modern build/release pipelines (Docker, build tools, CI/CD).
3+ year of experience integrating with Snowflake and Oracle in real systems (development, troubleshooting, and performance awareness).
Bachelor's degree in computer science, Information Technology, Information Systems, or a related field (or foreign equivalent degree) or equivalent work experience.

Benefits

Comp & perks

Health insurance
Retirement plans
Paid time off
Flexible work arrangements
Professional development opportunities
Bonuses
Stock options