Senior Software Engineer – Spanish Bilingual

Calling all innovators - find your future 're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved.

If you want to make an impact on a global scale, come make a difference  Title Senior Software Engineer – Spanish Bilingual About your role:

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, and real-time authorization capabilities. You will serve as a technical resource for application development, integration, troubleshooting, and client implementations while helping provide software solutions for our LATAM partners.

What you'll do Design, develop, test, and implement software applications supporting Fiserv's Vision NEXT platform.

Develop and support REST and event-driven integrations — RabbitMQ, webhooks — applying retry and idempotency design patterns for reliable delivery.

Develop and support integrations utilizing APIs, microservices, and event-driven architectures.

Build and maintain API test automation using Rest Assured, Karate, and Postman/Newman.

Troubleshoot and resolve complex application, connectivity, and production support issues.

Work closely with infrastructure, network, and security teams to ensure platform stability, performance, and 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 performance and assist with root cause analysis for application and network-related issues.

Experience you'll need to have:6+ years of experience in software development, software engineering, or related technology disciplines.
3+ years of hands-on experience with Java.

Hands-on experience with REST and event-driven integrations — RabbitMQ, webhooks — and retry/idempotency design patterns.
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 troubleshooting application performance, connectivity, and integration issues in enterprise environments.

Bilingual proficiency in Spanish or Portuguese.

Bachelor's degree in Information Technology, Computer Science, Engineering, or a related field, or an equivalent combination of education, professional experience, and/or military experience.

Experience that would be great to have:

Experience with in financial services, payments, banking, or fintech environments.

Knowledge of networking fundamentals, including TCP/IP, DNS, HTTP/HTTPS, VPN connectivity, firewalls, load balancing, and SSL/TLS.

Experience with cloud-native architectures, event-driven systems, APIs, and real-time transaction processing platforms.

Ability to write technical specifications a development team can build from.

Experience deploying and supporting containerized applications on Kubernetes and Red Hat Open Shift, including networking, scaling, and troubleshooting.

Familiarity with networking technologies including firewalls, load balancers, proxies, and hybrid cloud connectivity.

Experience supporting applications in AWS environments.

Experience with monitoring and observability tools.

Important…