Sr. Site Reliability Engineer - job 48 of 50

As a Sr. Site Reliability Engineer at Visa Technology & Operations LLC, your responsibilities will include providing 24/7 support for critical application pipelines, developing audits and alerts for data problems, as well as creating data visualization tools like Superset graphs based on user needs. You'll also enhance existing applications, identify automation improvement opportunities, and engage in performance tuning, all while working collaboratively with stakeholders to ensure the scalability and stability of production environments.

To be successful in the Sr. Site Reliability Engineer role at Visa Technology & Operations LLC, candidates should possess a solid background in software engineering and familiarity with Big Data technologies. A strong understanding of developing audits, alerts, and automation processes is crucial, along with excellent problem-solving skills. Proficiency in data analysis, coding, and performance tuning will greatly benefit candidates, as well as experience working in a collaborative environment.

In the Sr. Site Reliability Engineer role at Visa Technology & Operations LLC, you will work primarily with Big Data technologies, which may include tools for real-time data flow monitoring and visualization, such as Superset. Additionally, you will engage with various automation tools, software monitoring solutions, and performance tuning technologies to optimize application pipelines effectively.

Yes, Visa Technology & Operations LLC offers partial telecommuting for the Sr. Site Reliability Engineer position. While you'll be based primarily at our Austin office, we understand the importance of work-life balance and flexibility, enabling you to integrate remote work into your schedule.

Collaboration is integral to the Sr. Site Reliability Engineer role at Visa Technology & Operations LLC. In this position, you will work closely with various stakeholders, including developers, product managers, and other engineers, on key deliverables. The goal is to ensure that production systems are both scalable and stable. Your ability to effectively communicate and partner with others will be essential in driving projects forward and resolving potential issues.

In my previous roles, I employed a combination of automated monitoring tools, alerting systems, and performance metrics dashboards to proactively observe application performance. I prioritize critical metrics related to uptime and response time, implementing user-friendly visualizations to easily communicate performance status and trends with stakeholders.

Absolutely! In one instance, I encountered a significant drop in application performance during peak hours. I swiftly analyzed the code, identified a resource leak, and coordinated with the development team to implement a fix, which not only resolved the issue but also improved overall performance. This situation highlighted the importance of quick thinking and collaboration.

My experience with Big Data technologies encompasses using tools such as Hadoop, Spark, and Kafka for data processing. I have developed workflows that manage large-scale data flows and implemented monitoring solutions that ensure system efficiency. I've also worked on creating visual data representations to help clients easily understand their data insights.

To approach performance tuning, I typically start by collecting baseline performance metrics to identify bottlenecks. Then, I analyze logs, resource utilization, and code to find optimization opportunities. I often leverage caching, query optimization, and scaling techniques to enhance application performance and reliability in production.

I have utilized various data visualization tools, most notably Superset and Tableau. I find that these platforms allow for intuitive and interactive visual representations of complex data sets, which are essential when communicating findings to both technical and non-technical stakeholders.

I developed an automation process using Python scripts that monitored real-time data flows, triggering alerts when abnormalities occurred. This process not only minimized manual oversight but also reduced downtime significantly, ensuring that the team could focus on resolving issues promptly.

In high-pressure situations, such as system downtimes, I remain calm and prioritize communication. My first step is to assess the severity and identify the root cause as quickly as possible. I keep stakeholders informed throughout the process, ensuring everyone knows the action plan and expected timelines for resolution.

When conducting audits for application performance, I focus on metrics such as response times, error rates, CPU and memory utilization, and user satisfaction scores. I also review any alerts triggered over a period to understand recurring issues, providing a comprehensive picture of application health.

I champion a culture of continuous improvement by regularly reviewing performance metrics and soliciting feedback from stakeholders. I encourage team brainstorming sessions to identify areas for automation and enhancement, ensuring that learning from past incidents informs our engineering processes.

In my view, the most critical skill for a Sr. Site Reliability Engineer at Visa Technology & Operations LLC is a blend of strong technical acumen with effective collaboration abilities. The role demands not only in-depth knowledge of systems and processes but also the capacity to communicate and cooperate with diverse teams, ensuring that all stakeholders contribute to a shared goal of system reliability and performance.