Load and Performance Test Engineer (m/fd) || FlexHub

Expected, C, JavaScript, SQL

Optional, Jenkins, GitHub Actions, Microsoft Azure, AWS

Operating system, Windows

About the project, We are Commerzbank's internal delivery capability – a team of engineers, architects, analysts and experts working directly with business units. Unlike external consultancies, we are colleagues who stay. Based in Frankfurt, Sofia, and Łódź, we drive high-priority initiatives while building internal expertise that lasts., , We are seeking a Load & Performance Tester to support our development teams in ensuring high performance and stability of our systems. The person in this role will be responsible for planning, preparing, and executing performance tests using Micro Focus LoadRunner, as well as analyzing results and recommending improvements.

Your responsibilities, Designing and conducting performance tests (load, stress, endurance), Creating and maintaining test scripts in LoadRunner (VuGen), Preparing test scenarios in LoadRunner Controller, Monitoring systems during tests (APM, logs, metrics), Analyzing test results and identifying bottlenecks, Preparing reports and optimization recommendations, Collaborating with development, architecture, and DevOps teams, Participating in test planning in the context of release changes, Supporting automation of performance tests (CI/CD)

Minimum 2–4 years of experience in performance testing, Practical knowledge of LoadRunner (VuGen, Controller, Analysis), Ability to create and debug scripts (C / JavaScript / other languages supported by LoadRunner), Understanding of protocols: REST API, SOAP, Experience analyzing system metrics (CPU, RAM, DB, network), Knowledge of monitoring tools (e.g., Dynatrace, AppDynamics, Grafana — an asset), Ability to work with logs and analyze root causes of performance issues, Basic SQL knowledge, Fluency in English and Polish at a minimum B2 level

Optional, Experience integrating performance tests with CI/CD pipelines (e.g., Jenkins, GitHub Actions), Familiarity with alternative tools (e.g., JMeter, Gatling, k6), Experience working in cloud environments (Azure / AWS), Knowledge of system architecture (microservices, event-driven), Experience in the financial or banking sector

Benefits, private medical care, sharing the costs of professional training & courses, life insurance, remote work opportunities, flexible working time, integration events, corporate sports team, retirement pension plan, preferential loans, no dress code, video games at work, coffee / tea, leisure zone, pre-paid cards, redeployment package, employee referral program, extra leave, Multisport, Wyświetl e-mail na theprotocol.it - personal & professional development program, Employee Assistance Program (psychological support), E-learning platform: O'Reilly, library, tutorials

Recruitment stages, CV review, Recruiter interview, Hiring manager interview, Offer extended

Commerzbank AG, Commerzbank is a leading international commercial bank with branches and offices in almost 50 countries. The world is changing, becoming digital, and so we are. We are leaving the traditional bank behind us and are choosing to move forward as a digital enterprise. This is exactly why we need talented people who will join us on this journey. We work in inter-locational and international teamwork in agile methodologies.

This is how we work,