Performance Test Engineer

About the Project and Role:

Our client is the market leader in contact center robotic process automation (RPA). The patented platform delivers a proven approach for automating currently manual management processes. Through automation, it enables contact centers to effectively reduce cost and increase employee engagement in industries including financial services, telecommunications, insurance and healthcare. The Performance Test Engineer will be responsible for performance, load and stress testing to validate that client’s application architecture can support production load and that changes to the application do not negatively impact performance. The Performance Test Engineer should have a strong background in scalable performance testing.

Essential duties:
  • Determine performance testing strategy based on performance requirements from Product and Development;
  • Build and maintain a scalable, configurable performance test including API testing, load and stress testing with Jmeter, Loadrunner or other Load tools;
  • Compare performance test results to production to create a predictive model;
  • Compare performance test results to previous baselines to analyze trends;
  • Troubleshoot unintended results via Grafana, log files, SQL queries, Postman and SoapUI;
  • Analyze new features in sprint user stories and determine potential impact to performance;
  • Troubleshoot environment issues and able to collaborate with external teams to overcome them;
  • Execute load testing with homebrew generators and document results;
  • Create Performance data and validate the data;
  • Perform after hours testing when field issues arise;
  • Advocate quality by adhering to QA best practices;
The technical skillset we are looking for would be:
  • 3+ years of hands-on performance testing experience with Jmeter or other load tools and the ability to locate bottlenecks in performance;
  • Bachelor’s degree in Computer Science, related field or equivalent work experience;
  • Experience in analyzing latency, memory and CPU utilization;
  • Strong understanding of software architecture to be able to make recommendations for performance enhancements based on testing results;
  • Experience in understanding and executing SQL queries;
  • Working knowledge of UNIX, LINUX, Jenkins;
  • Experience with Integration API testing via Rest and Soap services with JSON and XML;
  • Experience with QA tools, such as Quality Center, Qmetry, Jira, Confluence;
  • Experience with application performance monitoring software (Grafana, Blazemeter);
  • Experience with trace tools such as Fiddler, HTTPWatch, and AppDynamics;
  • Experience writing test cases and tracking defects;
  • Knowledgeable in Agile/Scrum SDLC methodology;
  • Excellent verbal and written English;


If this opportunity excites you, send us your resume!

Why joining Coherent Solutions?

Coherent Solutions is a stable growing company with more than 25 years of history. The Sofia office has opened in 2018. For every professional, we are ready to offer working conditions that will reveal your potential in the best possible way. Knowledge, personal skills and real work experience are the only criteria for evaluating candidates in our company.

Career development
  • Internal and external trainings
  • Different and challenging projects
  • International working environment and knowledge sharing
  • Conferences and events attendance
  • Management and other soft skills trainings
Work-life balance
  • Standard working hours
  • Home office
  • Additional Health Insurance
  • Multisport card
  • Corporate events and Team buildings
  • Happy hour
Other benefits
  • Dynamic and friendly work environment
  • Comfortable relax zones
  • Different group activities
Join Our Team!