User testing jobs in Germany

 ...the Head of Engineering, CTO, and Product teams to ship reliable, user-facing features that extract immediate value from complex legal...  .... LLM Observability and Evaluation: Establish rigorous testing, evaluation, and logging pipelines across distributed language networks... 

 ...reality features map different shades and lighting conditions to real users. By gathering diverse feedback, we can improve the accuracy and...  ...will use both a computer and a smartphone to access a digital testing environment. You will be asked to try out various virtual hair... 

 .../MSSP or cybersecurity services experience highly preferred. ~ Strong knowledge of offensive and defensive security, penetration testing methodologies, vulnerability management, and security operations. ~ Familiarity with managed services delivery models, SOC workflows... 

 ...Kotlin & Jetpack Compose) Build features that genuinely make users’ lives easier , taking them from idea to launch Work closely...  ...involved in the entire development cycle : from concept and testing to user feedback Your Skillset – What you bring to the table... 

 ...responsible for designing, and implementing creative assets to use in A/B tests and other optimization strategies to achieve our clients’...  ...as Optimizely , Unbounce , and/or Crazyegg . Conduct user research, usability testing, and heat mapping analysis to gather... 

 ...computer-vision research, training and evaluating models, adversarial testing, supporting deployment, investigating production behavior, and...  ...variation in cameras, lighting, pose, image quality, occlusion, user behavior, and attack methods. They must also operate within... 

 ...analysis, fault diagnosis, corrective actions, and issue closure together with the project team. Participate in Site Acceptance Testing (SAT), grid connection testing, and project acceptance activities. Support customer training on system operation, maintenance, and... 

 ...absolute ownership and performance experimentation, we establish rapid testing loops to isolate winner metrics and dominate paid social...  ...pages, designing systematic A/B split-tests on copy variants and user experience paths. Data Feedback Loop Instrumentation: Build... 

 ...by 64% last year. The product is moving beyond profiling-savvy users, and our focus is shifting from standalone feature development to...  ...encourage pragmatic AI-assisted development: faster prototyping, test generation, refactors, documentation, and incident follow-ups,... 

 ...review gates—directing agents to write precise specs, generate dense testing footprints, and validate builds, while acting as the final...  ...that immediately impact gaming telemetry metrics for millions of users worldwide. High execution autonomy within an engineering-first... 

 .... You will develop runtime scene editing tools, real-time multi-user collaboration layers, performance-critical browser rendering logic...  ...comprehensive EditMode, PlayMode, and end-to-end integration testing cycles via automated CI/CD configurations. Required Skills... 

 ...Lead advanced quantitative modeling and analyze complex risk data to provide strategic insights on liquidity, funding, and stress testing (ILAAP). Risk Governance: Design and implement comprehensive mitigation strategies and robust risk controls across our core business... 

 ...design datasets for reliability, usability, and scale. ~ Git and CI/CD: You have experience applying version control, automated testing, and deployment practices to data workflows. ~ AI mindset: You are comfortable working in an AI-driven environment and are interested... 

 ...interface between finance departments and IT Coordination of (sub)projects end-to-end: From requirements collection, implementation and testing activities to the operational use Support the creation of integrated end-to-end system solutions and continuous optimization of... 

 ...performance and reliability - from pull request to post-mortem! Checkly is the active reliability layer for developers and agents. We unify testing, synthetic monitoring, and observability into a single AI-native workflow, so engineering teams (and the agents shipping alongside... 

 ...Systems: Formulate, implement, and monitor comprehensive automated testing and observability pipelines to benchmark voice quality and...  ...maintaining production-grade Voice AI phone agents handling real users over telephone lines . Expert Audio Framework Command: Practical... 

 ...API and Webhooks consumption to proactively address any oddities. Check the clients implementation quality by conducting joint testing sessions with clients. Work with other Client Impact teams to deliver an exceptional experience for our clients. Contribute to... 

 ...will work closer to the decisioning layer: helping translate fraud patterns into rules, monitoring rule performance, supporting rule testing, reviewing alert behaviour, and making sure fraud controls remain effective, explainable, and proportionate. You will join at an... 

 ...connectivity services running smoothly across global markets. You’ll play a critical role in making sure our operations run smoothly — from testing and troubleshooting to SIM logistics and partner coordination. You’ll work cross-functionally with teams like Product, Engineering,... 

 ...organisation where they add real value. What you’ll do: Owning our core internal IT stack (i.e. Okta, Google Workspace, Slack, etc), user lifecycle management and security controls in close collaboration with our Security team Managing our Mac laptop fleet, zero-... 

 ...Design Optimization: Continuously improve designs for efficiency, performance, and cost reduction through analysis, simulation, and testing. · Manufacturability: Collaborate with manufacturing teams to ensure designs are optimized for production processes such as... 

 ...Observability Optimization: Drive systematic advancements across automation frameworks, continuous deployment pipelines, automated testing layers, system telemetry logs, and site reliability metrics. Engineering Cohort Mentorship: Elevate technical craftsmanship... 

GuidePoint Security is seeking an experienced Associate Vulnerability Management Engineer to join our delivery practice in the Mid-Atlantic. Summary As an Associate Vulnerability Management Engineer , you will be part of a team of highly skilled engineers providing...

About us: Aeva’s mission is to bring the next wave of perception to a broad range of applications from automated driving to industrial robotics, consumer electronics, consumer health, security, and beyond. Aeva is transforming autonomy with its groundbreaking sensing and...

What You’ll Do Horizon3AI is committed to defending businesses from the ever-growing threat landscape. Our advanced solutions and expert team provide unparalleled security for our clients. We are looking for a passionate Sales Engineer to join our team and help prospects...

About BlueCat: BlueCat is an industry-leading infrastructure innovator and a key market disrupter in the fast-growing domain of Intelligent Network Operations. We provide enterprise organizations with a first-to-market management framework that unifies foundational core...

 ...Furthermore, you stay close to the code: prototypes, evaluation pipelines, and data models take shape in your hands and are consistently tested against real-world product requirements. You will work hand-in-hand with expert teams, applying your deep AI knowledge to co-...