7 technical red flags investors should catch in due diligence
The warning signs that separate good codebases from future liabilities.
7 min
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Outstanding results and experiences from our clients
"It was a pleasure to work with Bogdan. He is sharp and efficient and always kept the user's impact in mind. Bogdan always provided exemplary programming service, a proactive approach to agile development, very clear and effective communications, and most importantly, the respect and professional attitude I value from all team members."
"Professional, detailed and pleasant to work with. Bogdan led the development of both iOS and Android apps at Specta, facing both technical challenges and showing great leadership skills."
"I had the pleasure of working with Bogdan on a FinTech project where he was the tech lead. His deep technical knowledge and ability to work with a product team impressed me. He delivered good leadership to junior developers and was a clear communicator and a great problem-solver. I can highly recommend Bogdan—he will definitely be a valuable resource for any team."
"I have had the privilege of knowing Bogdan since the beginning of 2020. His calm nature is palpable, and his knowledge in the tech domain seems near endless. Any job you throw at him, he handles with professionalism and gusto. He is a thought leader, a mentor, and crucially, someone you can rely on. But beyond it all, he is a great person—I always walk away with a smile when I engage with him."
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Interview prep resources
Guides, tips, and deep dives to help you prepare for technical interviews at top companies.
Coding Interview Patterns Deep Dive: Master the 15 Essential Patterns
Stop grinding random LeetCode problems. Learn the 15 algorithm patterns that cover the vast majority of coding interview questions, with Python templates and recognition cues.
15 min
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Cracking the System Design Interview: A Framework That Actually Works
A repeatable four-phase framework for system design interviews that works at senior and above, from FAANG to early-stage startups.
10 min
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Frequently asked questions
Everything you need to know about Interview Simulator
Interview Simulator covers coding challenges (data structures, algorithms), system design interviews, and behavioral questions using the STAR method. New question types are added regularly.
Very realistic. Our AI interviewer mimics the pacing, follow-up questions, and evaluation criteria used by real interviewers at top tech companies, based on thousands of real interview reports.
Yes. You can start with a free trial that includes a set number of mock interviews across all question types. No credit card required to get started.
Our question bank covers FAANG and top-tier tech companies including Google, Meta, Amazon, Apple, Microsoft, and fast-growing startups. Questions are updated regularly based on recent interview reports.
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