Senior Software Engineer – Cloud Data Solutions

Fiserv • Coral Springs, FL

19h • Onsite

About The Position

In this role, you will contribute to the development and support of the cloud-native Vision NEXT platform — Fiserv's next-generation, cloud-native card issuing and payment processing platform built on microservices, APIs, and event-driven architecture — leveraging APIs, event-driven architectures, AWS services, real-time authorization capabilities, and enterprise data platforms. You will serve as a technical resource for application development, data integration, analytics enablement, and client implementations while providing software solutions for our LATAM partners.

Requirements

• 6+ years of experience in software development, software engineering, data engineering, or related technology disciplines.
• 3+ years of hands-on experience with Java, C#, C++, C, Python, or similar programming languages.
• 3+ years of experience working with SQL databases and data management solutions.
• 2+ years of experience developing or supporting applications within AWS, Azure, or Google Cloud Platform (GCP) environments.
• Experience working with APIs, microservices, and distributed application architectures.
• Experience working with Snowflake, Data Lake technologies, or modern cloud-based data platforms.
• Bilingual proficiency in Spanish or Portuguese.
• Bachelor's degree in Information Technology, Computer Science, Engineering, Data Science, or a related field, or an equivalent combination of education, professional experience, and/or military experience.
• Must possess U.S. Citizenship or U.S. Permanent Resident (Green Card) status.
• Strong verbal and written communication skills are required.

Nice To Haves

• Experience within financial services, payments, banking, or fintech environments.
• Experience with cloud-native architectures, event-driven systems, APIs, and real-time transaction processing platforms.
• Java/Spring Boot experience for building data integration services and APIs.
• Experience with event-driven ingestion patterns (RabbitMQ, webhooks, retry/idempotency) feeding data pipelines.
• API and data-validation test automation (RestAssured, Karate, Postman/Newman).
• Ability to write technical specifications for data integrations and pipelines.
• Experience applying promotion criteria that include data-quality gates beyond code quality.
• Hands-on use of AI tools, including AI/ML-enabled data and analytics use cases, with real production examples.
• Familiarity with running or deploying data workloads on Kubernetes or Red Hat OpenShift.
• Experience with Snowflake features including data sharing, Snowpark, Streams, Tasks, and performance optimization.
• Experience designing and supporting enterprise data lakes within AWS environments.
• Experience with AWS data services such as S3, Glue, Lambda, Athena, Redshift, EMR, or related technologies.
• Familiarity with VisionPLUS, Vision NEXT, or large-scale card processing platforms.

Responsibilities

• Design, develop, test, and implement software applications supporting Fiserv's Vision NEXT platform.
• Build event-driven data ingestion (RabbitMQ, webhooks) applying retry and idempotency patterns to ensure reliable, exactly-once processing.
• Design, build, and maintain data pipelines supporting enterprise data lake and analytics initiatives.
• Support ingestion, transformation, and integration of large-volume data sets across multiple platforms and applications.
• Collaborate with data engineering and analytics teams to optimize data processing, accessibility, and reporting capabilities.
• Develop and support Snowflake-based solutions for data storage, transformation, and consumption.
• Build API and data-validation test automation using RestAssured, Karate, and Postman/Newman.
• Ensure high standards for coding, testing, debugging, performance, security, and application reliability.
• Participate in code reviews to ensure adherence to coding standards, security requirements, and engineering best practices.
• Support cloud-native applications deployed within AWS environments.
• Monitor system and data platform performance and assist with troubleshooting production issues.
• Partner with clients and internal teams during implementations, upgrades, migrations, and production support activities.

Benefits

• Fiserv believes in the value of in-person collaboration, which supports effective onboarding, drives innovation, strengthens teamwork, and enhances overall productivity.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior