ABOUT YOU SE & Co. KG

eCommerce

SeniorQualityAssuranceEngineerBackboneCore(BCO)

€70–95k ~AI est. Hamburg, Germany CONTRACT
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for mid candidates.

The Brief

“Senior Quality Assurance Engineer – Backbone Core (BCO) at ABOUT YOU SE & Co. KG. Skills: QA Strategy, Test automation, Backend Expertise, API testing. Design test strategies. Implement test strategies”

Industry & Context.

eCommerce
Problems you'll solve

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What They're Looking For.

Must Have

6+ years of experience in QA, Debugging complex REST backend applications, Validating complex REST backend applications, Knowledge of HTTP protocols, Knowledge of contract testing, Knowledge of schema validation, Ensuring backward compatibility, Experience designing test approaches for background jobs, Experience designing test approaches for asynchronous workflows, Experience designing test approaches for high-throughput data sync pipelines, Proficiency with API testing tools, Proficiency with automation frameworks, Integrating tests into CI/CD pipelines, Excellent communication skills in fluent English, Proactive mindset for shift-left testing, Track record of driving agile quality processes

Nice to Have

OpenAPI/Swagger knowledge, Python framework knowledge, Java framework knowledge, Node.js framework knowledge

What You'll Do.

Design test strategies

Implement test strategies

Maintain test strategies

Design automation frameworks

Implement automation frameworks

Maintain automation frameworks

Analyze product requirements

Analyze technical specs

Uncover hidden edge cases

Uncover deep business logic scenarios

Uncover potential system bottlenecks

Lead testing strategies

Safeguard reliability of data ingestion

Safeguard reliability of data transformation

Safeguard reliability of data distribution

Mentor team members on QA best practices

Improve testing methodologies

Improve CI/CD pipeline integration

How You'll Work.

Team & Collaboration

Cross-Functional Leadership; Between Product Management and Engineering; International collaboration; Cross-functional teams

Communication Scope

Fluent English

Process & Methodology

Agile quality processes

Full Job Description

SCAYLE is one of the fastest-growing enterprise commerce platforms in the world, enabling brands and retailers to realize their D2C ambitions. SCAYLE stands for innovation, international collaboration, and a strong focus on data. We believe that stepping outside of our comfort zone and making bold decisions is key to growing both professionally and personally. Instead of seeing problems as obstacles, we approach them as opportunities to find better solutions. We work in an environment that encourages flexibility, creativity, and continuous development. What drives us is the shared motivation to make an impact and actively shape the future of eCommerce. What You’ll Do * Own the QA Strategy: Design, implement, and maintain comprehensive test strategies and automation frameworks for complex features spanning multiple internal systems and core integrations * Risk & Edge-Case Analysis: Analyze product requirements and technical specs to uncover hidden edge cases, deep business logic scenarios, and potential system bottlenecks before code is written * Cross-Functional Leadership: Act as a strategic bridge between Product Management and Engineering, ensuring testing aligns perfectly with client expectations and internal business processes * Data Integrity & Reliability: Lead testing strategies (including regression and contract testing) to safeguard the reliability of high-volume data ingestion, transformation, and distribution pipelines * Drive Quality Culture: Mentor other team members on QA best practices and continuously improve our testing methodologies and CI/CD pipeline integration ## Qualifications What You Bring * Deep Backend Expertise: 6+ years of experience in QA and test automation, with a heavy focus on debugging and validating complex REST backend applications * Technical Mastery: Strong knowledge of HTTP protocols, contract testing, schema validation (OpenAPI/Swagger), and ensuring backward compatibility * Asynchronous Architecture Savvy: Proven experience

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