Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide.
Together with our customers, we're helping build a sustainable economy where everyone can prosper.
We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible.
Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.
Title and Summary Real Time Payments - Application Support L1 Overview Mastercard is seeking an Application Support Engineer II to support and enhance business-critical payment applications.
This role combines production support, cloud operations, observability, and software engineering to ensure highly available, resilient, and secure services.
The adecuado candidate is passionate about solving complex problems, automating operational processes, and improving customer experience through technology.
Role As an Application Support Engineer II, you will: Support and maintain critical production applications in cloud and hybrid environments.
Investigate, troubleshoot,



and resolve application incidents while meeting operational SLAs.
Monitor application health and performance using Dynatrace, Splunk, and AWS monitoring tools.
Analyze logs, traces, and metrics to identify root causes and implement permanent solutions.
Collaborate with software engineers, infrastructure teams, and business stakeholders to improve system reliability and operational efficiency.
Develop automation and tooling to reduce manual support activities and improve response times.
Participate in on-call support rotations and major incident management activities.
Contribute to continuous improvement initiatives focused on resiliency, scalability, and operational excellence.
Ensure compliance with Mastercard security, risk, and engineering standards.
Skills Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.

📌 Real Time Payments - Application Support (Xico)
🏢 Mastercard
📍 Xico