Sr. Site Reliability Engineer

About Us

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.

At Visa, you'll have the opportunity to create impact at scale - tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world.

Join Visa and do work that matters - to you, to your community, and to the world. Progress starts with you.

Job Description

As a part of the Product Reliability Engineering (PRE) Organization of VISA , you will be responsible for availability, latency, performance, efficiency, change management, monitoring, emergency response, and capacity planning. In this role, your time will be split between operations/on-call duties and developing systems and software that help increase site reliability and performance. Site reliability engineering (SRE) fuses the software engineering and operations disciplines.

You will have the opportunity to participate in design reviews and identify design gaps, detect problems, perform root cause analysis, identify, and implement permanent solutions. You will also have the opportunity to bring your creative curiosity and technology experience to work every day and help build dashboards, audits, alerts, and solutions.

Major Responsibilities:

* The Product Reliability Engineering (PRE) group prides itself in keeping the applications and systems of Visa up and running to cater to the 24
* 7 needs of the business.

* Support critical applications and ensure the stability of the applications by performing proactive maintenance activities, engage in automation activities, do root cause analysis and remediation.

* Ability to write and maintain scripts to monitor system activity including application smoke test activities during production implementations.

* Develop and maintain automation tools to handle all engineering and application support tasks.

* Engage in production issue troubleshooting bridge calls, provide immediate service restoration, follow up on root cause analysis, and ensure permanent fix is implemented to avoid similar problems in the future.

* Coordinate and execute application releases and production deployments.

* Must be flexible to working in shifts and during weekends and extended hours when needed.

This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager.

Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager.

Qualifications

Basic Qualifications
• 2+ years of relevant work experience and a Bachelors degree, OR 5+ years of relevant work experience

Preferred Qualifications
• 3 or more years of work experience with a Bachelor's Degree or more than 2 years of work experience with an Advanced Degree (e.g. Masters, MBA, JD, MD)
• Knowledge/Experience in AWS and other Cloud Technologies.
• Knowledge/Experience in Core Java & Golang.
• Knowledge/Experience in Kubernetes.
• Experience & proficiency in writing shell & python scripts and automations.
• Knowledge/Experience with large language models and GenAI, including prompt engineering is a plus.
• Knowledge/Experience with agentic/LLM orchestration frameworks (e.g., Lang Chain, Semantic Routers, or similar) and tool-calling ecosystems (such as MCP-style connectors or function-calling schemas is a plus.
• Hands on in Hadoop Ecosystem (Kafka, Spark, Scala, Hive) is a plus.
• Hands on experience on DB2, MySQL, or equivalent database. Ability to understand and write complex Database queries.
• Ability to analyze thread dumps, heap dumps, garbage collection and other related JVM components.
• Ability to solve complex production problems and debug code.
• Basic level knowledge on Akamai/Cloudflare, Active-Active setup Application.
• Deep understanding of SOA principles and Web Services technologies: REST & SOAP.
• Experience in Web Application Development is a plus.
• Experience in OO design and design patterns is plus.
• Working knowledge of production support processes…