Sergei Ostaev: Email & Phone Number

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Product Designer / Product Manager at Rostelecom|Serbia

Position:

Product Designer / Product Manager at Rostelecom

Location:

Serbia

View Sergei Ostaev's Email

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Last updated: 2026-09-11

Updated: 2026-09-11

Found email addresses for Sergei Ostaev:

Business emails:

o******i@rostelecom.ru

Personal emails:

s*********7@gmail.com

Found phone for Sergei Ostaev:

+381-***-***-0569

A different Sergei Ostaev?

Work Experience 7 years

Product Designer / Product Manager at Rostelecom

May 2023 - Current

Product Consultant | Product Designer | UX/UI Designer at Freelance

Jan 2020 - Current

Project Launch Manager at X5 Digital

Jan 2022 - May 2023

Technical Support Specialist (2nd/3rd Line) at Chestny ZNAK (CRPT)

Apr 2019 - Jan 2022

Sergei Ostaev started working in 2019, then the employee has changed 3 companies and 3 jobs. On average, Sergei Ostaev works for one company for 3 years 7 months.

Their professional focus is Agile и водопадные методологии, API Testing, and Business Analysis across 3 core areas.

Education

Bachelor at Povolzhskiy State University of Telecommunications and Informatics

Samara Aviation College

System Analyst at OTUS Онлайн-образование

Sirius University

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