Job
Description
Responsibilities Design, configure, and execute performance tests and drive resolution of failures Create performance measurements such as requests per second, P95 and P99 response latency, query performance, concurrency, and system utilization Dig into Java code, databases, middleware, and vendor software to identify performance bottlenecks and resolve them Improve the performance environment with your own code, automation, and external tools Apply technical ability to coach and develop junior engineers Deliver department and external presentations sharing results with stakeholders Participate in requirements discussion, test planning, test data creation and execution of testing plan in adherence with MasterCard standards, processes and best practices. Work with project team to meet scheduled due dates, while identifying emerging issues and recommending solutions for problems and independently perform assigned tasks. Design and develop test automation scenarios to validate system to system interfaces and complete software solutions (for API and UI tests) Translate complex system requirements into test requirements and testing methods Identify and implement complex automation efforts, including refactoring of automation code where needed Own responsibility for performance defect management and oversight and escalation of issues discovered during the testing phase All About You Strong software engineering experience writing applications using Java Spring Boot framework Strong experience debugging performance issues with APM tools (i.e. Dynatrace, Splunk, Jprofiler, and JMH) Strong experience optimizing DB queries in PostgreSQL and Oracle Strong experience writing jMeter scripts and running in load generation tools (i.e. BlazeMeter) Experience with Payments industry (i.e. ISO 8583 messaging, 4-party model, and payment applications) Systematic problem-solving approach, coupled with strong communication skills and a sense of ownership and drive Time/project management, workload prioritization, knowledge sharing and a passion to learn/take on challenges is a must Self-motivated demonstrating strong organizational and listening skills; and very detail oriented with the ability to carry out assigned tasks with minimal supervision Strong verbal and written communications skills Appetite for change and pushing the boundaries of what can be done with automation. Be curious about new technology, infrastructure, and practices to scale our architecture and prepare for future growth Willingness and ability to learn and take on challenging opportunities and to work as a member of matrix based diverse and geographically distributed project team
