QA Performance Engineer (IoT sphere)

Coherent Solutions; Georgia; Hybrid; USD 65.000 - 95.000; Vollzeit

Benefits dieser Stelle

Health insurance

Flexible work options (remote/ hybrid)

Mentorship program

Zusammenfassung

Coherent Solutions is seeking a QA Automation Engineer focused on performance testing for a middleware/service-layer project powering a connected device platform. You will implement, execute, and extend a JMeter-based framework, test REST APIs and microservices, and work closely with DevOps, developers, and senior engineers to ensure reliable backend performance.

The role emphasizes building reusable test components, analyzing results, and contributing to observability via dashboards.

Qualifikationen

• 1+ year of experience in QA, manual or automation.
• Basic understanding of performance testing concepts and metrics.
• Hands-on exposure to JMeter including test plan structure and assertions.
• Understanding of REST APIs and basics (methods, status codes, JSON).
• Basic knowledge of Java and object-oriented programming.
• Ability to read graphs, dashboards, and system metrics.

Aufgaben

• Execute performance, load, stress, and soak tests for backend services, REST APIs, and microservices using JMeter.
• Develop and maintain JMeter test scripts under guidance of senior engineers.
• Contribute to the performance testing framework with new scenarios and reusable components.
• Analyze test results, prepare reports, and identify bottlenecks with devs and DevOps.
• Use Grafana and Datadog to review dashboards and assist root-cause analysis.
• Document test plans and findings clearly for reproducibility.
• Collaborate with developers, DevOps, and QA to ensure performance criteria are met.

Kenntnisse

Java basics

REST APIs basics

Analytical thinking

Team collaboration

Problem-solving

Tools

JMeter

Git

Jobbeschreibung

Company Background

Our client is a global leader in access solutions and smart home technologies. With over a decade of innovation in the IoT space, the company is a pioneer in connected home solutions, including garage door openers, gate systems, and smart access management tools. One of their flagship innovations is the platform, which allows users to control and monitor their home access systems through connected devices. The current focus is a mobile app designed to support and manage gated communities.

Project Description

The project focuses on performance testing of the middleware service layer powering the client’s connected device platform. The QA Automation Engineer will contribute to a JMeter-based performance testing framework, execute and report performance tests, maintain and enhance the framework, and work closely with DevOps Engineers, Developers, and senior performance engineers to ensure backend, API, and microservices performance meets high reliability standards.

Technologies

• JMeter
• Java basics
• REST APIs /
• Git

What You'll Do

• Execute performance, load, stress, and soak tests for backend services, REST APIs, and microservices using JMeter;
• Develop and maintain JMeter test scripts under the guidance of senior performance engineers;
• Contribute to the performance testing framework by adding new scenarios, reusable components, and test data sets;
• Analyze test results, prepare reports, and help identify performance bottlenecks together with Developers and DevOps Engineers;
• Use observability tools such as Grafana and Datadog to review dashboards and logs and support root cause analysis;
• Document test plans, scenarios, execution results, and findings in a clear and reproducible way;
• Collaborate with Developers, DevOps Engineers, and QA peers to ensure performance criteria are met before release;
• Participate in Agile ceremonies, including planning, refinement, retrospectives, and daily team communication;
• Continuously improve skills in performance engineering, JMeter, and cloud-based system performance through self-learning, training, and knowledge sharing;

Job Requirements

• 1+ year of experience in QA, manual or automation;
• Basic understanding of performance testing concepts, including common test types and key metrics;
• Hands-on exposure to JMeter, including basic test plan structure, script recording, parameterization, and assertions;
• Understanding of REST APIs and basics, including methods, status codes, headers, and JSON payloads;
• Basic knowledge of Java and object-oriented programming;
• Ability to read and interpret graphs, dashboards, and basic system metrics;
• Strong analytical thinking, attention to detail, and problem-solving skills;
• Good communication skills and ability to work in a team;
• Familiarity with Agile/Scrum software development process;
• English level: B2 or higher.

Nice to Have

• Basic Linux command-line skills;
• Basic understanding of cloud platforms such as AWS, Azure, or GCP;
• Exposure to observability or APM tools such as Grafana, Datadog, or CloudWatch;
• Understanding of microservices architecture;
• Familiarity with CI/CD pipelines such as Azure DevOps, GitHub Actions, or Jenkins;
• Familiarity with home automation technologies or IoT.

What Do We Offer

The global benefits package includes:

• Technical and non-technical training for professional and personal growth;
• Internal conferences and meetups to learn from industry experts;
• Support and mentorship from an experienced employee to help you professional grow and development;
• Health insurance;
• English courses;
• Sports activities to promote a healthy lifestyle;
• Flexible work options, including remote and hybrid opportunities;
• Referral program for bringing in new talent;
• Work anniversary program and additional vacation days.