DAILY STREAK: 5 DAYS

Ready for your next Tier-1 Mock Interview?

Simulate realistic technical, system design, and behavioral loops with our reactive AI interviewer. Receive real-time speech feedback, automated test validation, and instant hiring scorecards.

12 Sessions Completed
88% Avg. Hire Score
35 mins Avg. Solve Time
82% READINESS

FAANG Interview Ready

High algorithmic proficiency & strong STAR clarity.

Quick-Start Practice Tracks

Design LRU Cache

Doubly Linked List + Hash Map O(1) eviction logic tested at Google & Amazon.

Medium • 35m Launch

Distributed Rate Limiter

10M req/sec distributed token bucket with Redis & edge gateway design.

Hard • 40m Launch

Merge Intervals

High-frequency Meta & Apple sorting problem with streaming edge cases.

Medium • 25m Launch

Technical Disagreement (STAR)

Navigate high-stakes architecture disputes and demonstrate Disagree & Commit.

Medium • 25m Launch

Target Company Pathways

Google

Algorithmic Rigor & Scale

Meta

Rapid Coding & Concurrency

Amazon

16 Leadership Principles

Stripe

API Precision & Idempotency

Recent Interview Sessions

Configure Your Custom Mock Interview

Tailor the AI persona, seniority level, target role, and problem domain for your upcoming session.

Alex Rivera

Supportive Tech Lead

Encouraging & collaborative pairing.

Marcus Vance

FAANG Bar-Raiser

Rigorous on edge cases & scale.

Elena Rostova

Principal Architect

Deep focus on real-world tradeoffs.

Sophia Chen

Culture & Talent VP

STAR leadership & EQ insights.

Senior Full-Stack Engineer
35:00
Alex Rivera
Staff Tech Lead • Ex-Google
Candidate Video Standby (Click Camera to Enable)
LIVE GAZE CHECK
Live Interview Dialogue
1
Test Execution Console JavaScript ES2022
Click "Run Tests" to execute your solution against assertions and evaluate Big-O complexity.
Add Block:
Drag blocks to move • Hold Shift and click two blocks to connect with arrow • Double-click block to rename

STAR Framework Structured Response Coach

Amazon / Google Format

Frame your behavioral story with high clarity. Fill out each pillar or speak them out loud:

S

Situation

Describe the project context, technical dispute, or outage severity.

T

Task

What was your specific goal, responsibility, or metric to hit?

A

Action

What actions did YOU take? (Data analysis, RFC, rollback, tooling)

R

Result

What was the quantifiable business/system impact and lesson?

Tier-1 Curated Question Repository

Select from our rich collection of FAANG coding algorithms, distributed system design challenges, and executive leadership STAR drills.