# interviewing.io

> interviewing.io is an anonymous mock technical interview platform and engineering hiring marketplace. Software engineers practice coding and system design with senior engineers from FAANG and frontier AI labs, then unlock real interviews with top companies based on performance, not resumes.

- **Founded:** 2015
- **Headquarters:** San Francisco, United States
- **Founders:** Aline Lerner (Founder & CEO)
- **Team size:** ~32 employees
- **Products:** Anonymous Mock Interviews, Real Interviews Marketplace, AI Interviewer, Mentorship & Coaching, Interview Replays & Learning Center
- **Notable:** 100,000+ technical interviews hosted on the platform, 10,000+ engineers placed in jobs, $50B+ in reported offers to users from FAANG, OpenAI, Anthropic and others

## Products & services

- **Anonymous Mock Interviews** — Voice-only practice interviews with senior, staff, and principal engineers from FAANG and frontier AI labs.
- **Real Interviews Marketplace** — Top performers unlock real, anonymous first-round interviews with companies like Uber, Lyft, Quora, and Asana.
- **AI Interviewer** — An automated FAANG-style interviewer for coding and system design with actionable feedback and 200+ problems from Beyond Cracking the Coding Interview.
- **Mentorship & Coaching** — Multi-session coaching programs targeted at Amazon, Google, and Meta interview loops.
- **Interview Replays & Learning Center** — A library of recorded mock interviews, company-specific hiring guides, and a heavily-cited blog.

## Achievements

- 100,000+ technical interviews hosted on the platform
- 10,000+ engineers placed in jobs
- $50B+ in reported offers to users from FAANG, OpenAI, Anthropic and others
- Companies save an average of 220 hours per hire
- Roughly half of placed candidates would have been screened out on resume alone
- Raised $13M total across Seed and Series A

## Latest updates

- **2021-10** — Raised $10M Series A led by M13.
- **2023-01** — Acquired Byte By Byte to expand interview-prep content.
- **2025-10** — Published widely-cited survey on how AI is reshaping technical interviews (in response to Meta's AI-assisted interview pilot).

## Links

- Website: https://interviewing.io
- LinkedIn: https://www.linkedin.com/company/interviewing-io
- Twitter/X: https://twitter.com/interviewingio
- YouTube: https://www.youtube.com/@interviewingio
- Facebook: https://facebook.com/intervewingio/

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Profile page: https://yespress.io/interviewing-io
Published by YesPress — https://yespress.io
Last updated: 2026-06-29