Staff SW Engineer (Performance Engineering)

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

Essential Functions:

• Accountable for creating application and infrastructure performance plans/models for a highly scalable, low-latency, highly-available and high-throughput payment processing system.
• Hands-on experience with performance measurement, analysis, and optimization
• Work with the architects and development team to ensure proper metrics instrumentation done in software components, to help facilitate real time and remote troubleshooting/performance monitoring.
• Evaluate, develop and execute load test tools to stress the limits of Visa’s most critical payment applications.
• Understand and performance test the APIs, abstractions and integration patterns to solve challenging distributed computing problems.
• Experience with larger scale Distributed systems debugging
• Experience in automating performance testing as part of CI/CD pipeline using Jenkins or similar 
• Should be able to provide mentor support emphasizing performance testing methodology, preparation, scripting, execution planning, simulation and test results reporting.
• Should have ability to work independently and be a team player.
• Experience with database systems internals, query optimization, understanding and tuning query access plans, and query execution instrumentation.
• Actively contribute to capacity planning and disaster recovery exercises.
• Support in triaging and troubleshooting of issues related to performance degradation incidents in production environment
• Monitor application performance, optimize performance bottlenecks and usage to create an application capacity model.
• Help optimizing system components such as CPU/Memory/Disk/Network & OS/Application software for maximizing the computer resources utilization.

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

Basic Qualifications
• 5+ years of relevant work experience with a Bachelor’s Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) or 0 years of work experience with a PhD, OR 8+ years of relevant work experience.

Preferred Qualifications
• 6 or more years of work experience with a Bachelors Degree or 4 or more years of relevant experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) or up to 3 years of relevant experience with a PhD
• Expert knowledge and strong experience using tools, Loadrunner/Jmeter,. etc. and understanding of APM solutions like Appdynamics, dynatrace, OPNET,. etc
• Hands on experience in Unix/Linux OS environments and operating system internals, file systems, disk/storage and networking protocols.
• System internals. Having working knowledge with VMs and Containers.
• Experience in ORACLE/MYSQL DB tuning and optimization
• Effective verbal and written communication skills. Strong interpersonal, facilitation and leadership skills.
• Deeply self-motivated with the ability to work independently, coordinating activities within cross-regional and multi-functional teams.
• Minimum of 5-8 years' hands-on experience in Performance Engineering areas.
• Expert knowledge in hardware, software, and distributed applications environments and solid understanding of their associated capacity and performance indicators
• Coding Knowledge in programming languages like Java/Python and scripting languages is preferred
• Knowledge of distributed database, distributed computing and high frequency transactions is a big plus.
• Knowledge and understanding of MQ/Kafka system.
• Working familiarity with the entire software development lifecycle including version control, build process, testing, and code release
• Previous experience with financial services or payments processing domain is a big plus.

Additional Information

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.