Tech Interview Preparation Hub
325+ interview questions across 9 categories. Prepare for your next role at Europe's top tech companies.
Software Engineering
System design, algorithms, data structures, and coding challenges for all levels.
Data Science & ML
Statistics, machine learning, deep learning, NLP, and data pipeline interview questions.
DevOps & Cloud
AWS, Kubernetes, Docker, CI/CD, IaC, monitoring, and site reliability engineering.
Product Management
Product strategy, metrics, prioritization, stakeholder management, and case studies.
Cybersecurity
Network security, penetration testing, incident response, compliance (GDPR), and cryptography.
UX/UI Design
Design thinking, user research, prototyping, accessibility, and portfolio reviews.
Frontend Development
React, TypeScript, CSS, performance optimization, accessibility, and browser APIs.
Backend Development
APIs, databases, microservices, caching, message queues, and system design.
Behavioral & Leadership
STAR method, leadership principles, conflict resolution, and European workplace culture.
European Tech Interview Tips
Cultural Differences
- • German interviews value technical depth and precision
- • French companies may ask philosophical questions about work purpose
- • Dutch interviews are direct — expect straightforward feedback
- • Scandinavian companies emphasize team fit and values alignment
Common Process
- • HR screen → Technical interview → System design → Team fit
- • Many European companies do 3-4 rounds (vs 5-6 in US)
- • Take-home assignments are common (typically 2-4 hours)
- • Salary negotiation is expected — use market data from our salary guide