Interactive AI Technical Simulator • Voice STT & Telemetry
AI Real-Time Technical Mock Interview Coach
Simulate real-world technical and system architecture interviews for Senior, Lead, and Principal roles. Receive real-time telemetry scores, STAR method analysis, and staff-level model answers.
Evaluation: 2 Credits / Round|Wallet: 3 Credits
Senior Full-Stack EngineerSenior LevelQuestion 1 of 2
3:00
How do you architect a high-concurrency microservices system handling sudden 10x traffic spikes while preventing cascading database connection pool exhaustion?
Scenario Context: Scenario: An e-commerce flash sale creates 120,000 requests/sec. Downstream PostgreSQL pool crashes without circuit breakers.
0 words • Recommended: 75–180 wordsSTAR Format Encouraged
Frequently Asked Questions about AI Mock Interviews
How does the AI evaluate my technical interview answers?
Our coach uses a 4-dimensional telemetry matrix: Technical Accuracy & Concept Density (40%), STAR Method Alignment (25%), Communication Clarity & Executive Conciseness (20%), and Red Flags / Hallucination Detection (15%).
Can I speak my answers using my microphone?
Yes! Toggle to 'Voice Speech-to-Text Mode' and click 'Start Voice Answer'. The Web Speech API will transcribe your spoken answer in real time.
What roles and difficulties are covered?
We support Junior, Mid-Level, Senior, Lead, and Principal/Architect tracks across Full-Stack & Cloud, Mobile & Flutter, DevOps & Cloud Infrastructure, and System Design.