Senior Site Reliability Engineering - AWS/Cloud, Linux, Kubernetes

at  visa

Company Description
Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose – to uplift everyone, everywhere by being the best way to pay and be paid.
Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa.
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. Hybrid employees can alternate time between both remote and office. Employees in hybrid roles are expected to work from the office 2-3 set days a week (determined by leadership/site), with a general guidepost of being in the office 50% or more of the time based on business needs.
Qualifications

Preferred Qualifications

• Hands on in Hadoop Ecosystem (Kafka, Spark, Scala, Hive) is a plus.
• Knowledge of Cloud Technologies, Kubernetes, AI, MLOPS will be

advantageous.

• Knowledge/Experience in Core Java.
• Knowledge/Experience in Golang, Rust.
• Experience in OO design and design patterns is plus.
• Experience on understanding Networking protocols and OSI stack.
• 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.
• Working knowledge of production support processes such as

incident/change/problem management, call triaging, escalation procedures

and such.

• Experience in Shell Scripting.
• Experience in Python.
• Basic level knowledge on Akamai/Cloudflare, Active-Active setup Application.
• Deep understanding of SOA principles and Web Services technologies: REST &

• 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