(Senior) Frontend Engineer - Webstack (all genders) Hamburg or Berlin, Germany

About You - Collins GmbH & Co. KG; Hamburg; Hybrid; EUR 60.000 - 85.000; Vollzeit

Zusammenfassung

About You - Collins GmbH & Co. KG is seeking a meticulous QA Engineer to design and execute test plans spanning frontend interfaces and internal systems. You will ensure robust UI, API, and database testing, uncovering hidden edge cases and bottlenecks while collaborating with Product and Engineering.

You will mentor junior QA engineers, track test coverage, and drive end-to-end quality processes up to release readiness, coordinating with dependent teams.

Qualifikationen

• Experience designing and executing test plans for complex features.
• Ability to test across UI, API, and database layers.
• Strong analytical skills to identify edge cases and bottlenecks.
• Experience mentoring junior QA engineers or trainees.
• Effective communication with Product and Engineering teams.

Aufgaben

• Design, execute, and maintain comprehensive test plans for features across frontend and internal systems.
• Test the full path from UI to database and API, catching integration issues across frontend, backend, and infrastructure.
• Analyze product requirements and technical specs to uncover edge cases and deep business logic scenarios.
• Bridge Product Management and Engineering to align testing with client expectations.
• Lead regression and end-to-end testing across UI, API, and database layers.
• Track and report on test coverage and quality metrics for stakeholders.
• Train and mentor Junior QA Engineers, trainees, and working students.
• Identify and suggest improvements across QA processes and team collaboration.
• Own the end-to-end QA process from strategy to release readiness and go/no-go decisions.

Kenntnisse

Test planning

Regression testing

End-to-end testing

UI testing

API testing

Database testing

Integration testing

Quality assurance

Mentoring

Stakeholder communication

Jobbeschreibung

• Design, execute, and maintain comprehensive test plans for complex features covering both the panel's user-facing frontend and its internal systems and integrations
• Test the full path from UI to database and API, catching integration issues across frontend, backend, and infrastructure
• Analyze product requirements and technical specs to uncover hidden edge cases, deep business logic scenarios, and potential system bottlenecks
• Act as a bridge between Product Management and Engineering to ensure testing aligns perfectly with client expectations and internal business processes
• Lead regression and end-to-end testing across UI, API, and database layers, verifying that complex business workflows behave correctly end to endincluding data exchanged with dependent internal systems and driving defects to resolution
• Track and report on test coverage and quality metrics for stakeholders
• Train and mentor Junior QA Engineers, trainees, and working students
• Proactively identify and suggest improvements across QA processes and team collaboration
• Own the end-to-end QA process,from test strategy and execution through release readiness, go/no-go decisions, and coordination with Product, Engineering, and dependent teams