Robert Lukoszko: Email & Phone Number

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Founder at Stealth Startup|San Francisco, California, United States

Position:

Founder at Stealth Startup

Location:

San Francisco, California, United States

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Last updated: 2026-07-25

Updated: 2026-07-25

Found email addresses for Robert Lukoszko:

Business emails:

r****t@stormy.ai

Personal emails:

r**************i@yahoo.com,

r*************o@gmail.com

Found phones for Robert Lukoszko:

+1-623-***-**71,

+1-870-***-**45,

+1-480-***-**91

A different Robert Lukoszko?

Work Experience 6 years

Founder at Stealth Startup

Jun 2026 - Current

hacking at hacking

May 2024 - Current

Founder YC S24 at Stormy

Jan 2025 - Apr 2026

Founder [Acquired] at Fixkey

Dec 2023 - Jan 2025

Member of Technical Staff at FRIEND

Feb 2024 - Apr 2024

Member of Technical Staff at ngrow.ai

Sep 2021 - Oct 2022

Member of Technical Staff at Loona

Sep 2020 - Sep 2021

Robert Lukoszko started working in 2020, then the employee has changed 6 companies and 4 jobs. On average, Robert Lukoszko works for one company for 1 year.

Robert is proficient in English, Polish, and Russian. Their professional focus is Analytical Skills, Apache Spark, and Artificial Intelligence (AI) across 3 core areas.

Robert holds Deep Learning Specialization, Machine Learning, and Improving Deep Neural Networks: Hyperparameter tuning, Regularization and Optimization certifications.

Education

S24 at Y Combinator

Master's Degree at Technical University of Munich

Bachelor's degree at Wroclaw University of Science and Technology

Gymnasium 1

Evolution.new

Frequently Asked Questions

What is Robert Lukoszko's email address?

SignalHire found verified email addresses for Robert Lukoszko, both business and personal. Their business email is r****t@stormy.ai, and personal emails include r**************i@yahoo.com, and r*************o@gmail.com.

What is Robert Lukoszko's phone number?

SignalHire found multiple verified phone numbers for Robert Lukoszko: +1-623-***-**71, +1-870-***-**45, and +1-480-***-**91.

How do I contact Robert Lukoszko at Stealth Startup?

You can reach Robert Lukoszko through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Robert Lukoszko's professional background?

Robert Lukoszko has 6 years of professional experience. They have held roles including hacking, Founder YC S24, and Founder [Acquired] at companies such as hacking, Stormy, and Fixkey. Their education includes S24 from Y Combinator, and Master's Degree from Technical University of Munich.

Is Robert Lukoszko's contact information up to date?

Yes. Robert Lukoszko's SignalHire profile was last updated on 25 July 2026, reflecting their current position as Founder at Stealth Startup in San Francisco, California, United States.

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