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Staff Software Engineer - Full Stack (Performance Engineering) (Hybrid/Onsite) - job 5 of 20

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This position is ideal for an experienced software engineer who is passionate about solving challenging business problems and building applications that have high availability & resiliency. The candidate will be extensively involved in hands-on performance & chaos engineering activities including POCs, design, documentation, code instrumentation, profiling and monitoring application, middleware & platforms components. You will be an integral part of the Open VisaNet performance engineering team.

Essential Functions

Responsible for developing performance plans and models for applications and infrastructure in a highly scalable, low-latency, high-availability, and high-throughput payment processing system.

Comprehend and take ownership of component-level performance engineering tasks, including code and data flow reviews.

Create and participate in performance and resiliency testing and fine-tuning of distributed components.

Collaborate with Development, Test Engineering, Support, and Product & Project Management teams to review and document requirements & timelines

Assess, create, and execute load-testing tools to simulate workload limits for Visas most critical payment applications.

Engage in performance engineering with a shift-left approach on microservices and establish benchmarks. Proficiency in Go Benchmarks and Go Profiling is advantageous.

Design and carry out chaos-resiliency evaluation experiments on microservices to identify potential resiliency weaknesses and failure points.

Perform root cause analysis for identified issues.

Analyze metrics and trends to find opportunities for enhancing application performance.

Explore methods to resolve issues and present corrective actions, conduct sessions with developers and architects to discuss recommended improvements or techniques.

Oversee the system performance lifecycle and identify key metrics for performance enhancements.

Generate regular performance engineering reports for review by architects, developers, and project managers.

Deliver technical presentations to guide teams on improving system and application performance.

Innovate solutions to enhance the effectiveness of performance engineering.

Contribute to performance tuning, scalability, reliability, and high availability of fault-tolerant distributed components.

Ensure proper documentation and internal publication of design trade-offs, code best practices, and lessons learned.

Support in triaging and troubleshooting highly distributed services in production environments.

Design and develop performance engineering aids like profiles, traces, or any observability frameworks.

Establish and promote performance best practices and influence non-functional requirements at early stages.

Work closely with application development teams to provide technical direction for improving application performance.

Mandatory Skillset

In-depth understanding of application performance KPIs, including their trade-offs and patterns

Capability in performance modeling using performance test data tailored to specific non-functional requirements of an application

Solid grasp of microservices architecture, CGROUP, and namespaces within Linux

Comprehensive knowledge of Linux memory management systems

Expert understanding of the IO subsystem, including its layers, various types of IO operations, caching mechanisms, file systems, and RAID configuration

Proficient in the compute subsystem with detailed knowledge of process, thread, and goroutines or LWT scheduling

Familiarity with process states, context switching, and system calls

Understanding of network layers, protocols, flow control, and congestion control

Basic knowledge regarding data centers

Proficiency in at least one programming language such as GoLang, Python, or Java, with the ability to write code independently

Skill in building a cost profile for applications based on CPU, memory, IO, and network test results

Ability to profile CPU and memory consumption or raw dumps and familiarity with traces, thread dumps, and debug logs

Experience in creating performance test strategies, including the development of test cases

Proficiency in designing chaos test case scenarios and formulating test strategies by identifying potential failure points

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.

Average salary estimate

$135000 / YEARLY (est.)

min

max

$120000K

$150000K

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What You Should Know About Staff Software Engineer - Full Stack (Performance Engineering) (Hybrid/Onsite), Visa

Are you ready to take on a pivotal role as a Staff Software Engineer - Full Stack (Performance Engineering) at a cutting-edge company in Foster City? If you're passionate about solving challenging business problems while focusing on building scalable applications that excel in high availability and resiliency, then this position might be just what you’re looking for. In this role, you'll dive deep into hands-on performance and chaos engineering activities—think POCs, design, documentation, code instrumentation, profiling, and monitoring across application platforms. You'll be a key player in the Open VisaNet performance engineering team, responsible for developing performance plans and models for an impressive payment processing system that stands out for its low latency and high throughput. Your days will be spent collaborating with interdisciplinary teams to create robust performance testing and fine-tuning distribution components while also exploring load-testing tools that will push our critical payment applications to their limits. If you're skilled in Go Benchmarks and Profiling, you'll find this role particularly rewarding. You'll also take charge of chaos-resiliency evaluation experiments that pinpoint areas for improvement, carry out root cause analyses, and shine a spotlight on trends to discover new opportunities for elevating application performance. By generating reports and delivering technical presentations, you'll not only influence our performance best practices but also empower your colleagues to improve the overall system and application performance. Join us on this exciting journey in a hybrid work model where each day holds the promise of innovative solutions and impactful collaborations.

Frequently Asked Questions (FAQs) for Staff Software Engineer - Full Stack (Performance Engineering) (Hybrid/Onsite) Role at Visa

What are the key responsibilities of a Staff Software Engineer - Full Stack (Performance Engineering) at this company?

The Staff Software Engineer - Full Stack (Performance Engineering) at our company is essential in developing performance plans for applications in a high-availability payment processing system. Responsibilities include creating performance testing strategies, conducting chaos-resiliency evaluations, collaborating with other teams, and generating performance reports. This multifaceted role requires a deep understanding of applications and infrastructure to drive enhancements and innovations.