Constantine Elster, Co-founder & CTO at Replaceable

Constantine Elster

Co-founder & CTO at Replaceable | Israel

Profile last verified May 2026
Computer Software Verified Profile Israel Technion - Israel Institute of Technology

Constantine Elster’s Email & Phone Number

Verified

Work Email

***@replaceable.so

Last verified May 2026

Personal Email

***@gmail.com

Personal • High Confidence

Phone Number

(**) *** *** 396

Israel • Phone

Free account · No credit card · 5 profiles/month

Constantine Elster Socials
Constantine Elster Work Experience

Co-founder & CTO at Scraperless in August 2023 - Present

Co-founder & CTO at Replaceable in July 2025 - Present

Founder, CEO at Stealth Startup in November 2021 - August 2023

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Director of Software Engineering at Valerann in April 2019 - October 2021

Executive R&D Manager at Start up in stealth mode in June 2018 - April 2019

Manager / Principal Engineer at Qualcomm in January 2004 - May 2018

Teaching Assistant at Technion - Israel Institute of Technology in October 2001 - July 2004

Engineer at Qualcomm in June 2000 - November 2001

Engineer at Advocom Ltd in September 1999 - June 2000

Constantine Elster Education

Technion - Israel Institute of Technology, M.Sc., June 2026

Technion - Israel Institute of Technology, B.A., June 1996 to June 1999

Constantine Elster Skills
Software Design Embedded Software Android Software Development Scrum Wireless Mobile Applications WiFi ARM TCP/IP Agile Methodologies Mobile Devices Multithreading Agile Project Management Software Project Management Product Management Certified Scrum Master Business Planning System Design Network Security Computer Security Internet Research Agile System Architecture Testing Algorithms Device Drivers C Embedded Systems C++ Git C Linux Team Leadership Cross-functional Team Leadership H.264 Customer Interaction MPEG2 Mobile Internet Computer Architecture Experienced Lead of Software Team Management Strategy Integration Program Management C (Programming Language)
Constantine Elster’s Colleagues
Itamar Yair

Itamar Yair

Tel Aviv-Yafo, Tel Aviv District, Israel

Co-founder @ Scraperless and Replaceable | Growth and Marketing Consultant for Startups

Alongside building my own products, I advise startups on how to grow.

That usually means clarifying positioning, tightening messaging, running paid ads, and building inbound engines that convert.

I’ve worked with companies like Auditi, Faddom, Panax, Rocket, Speedata, Epsi...

itamar.yair@***.***
(**) *** *** 282
MK

Marc Kok

Greater Enschede Area

Founder of Replaceable

Sale at Replaceable
(Aug 2017 – Present)

marc.kok@***.***
(**) *** *** 371
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Frequently asked questions about Constantine Elster

What is Constantine Elster email address?

Email Constantine Elster at [email protected], [email protected] and [email protected]. This email is the most updated Constantine Elster's email found in 2026.

How to contact Constantine Elster?

To contact Constantine Elster send an email to [email protected], [email protected] or [email protected]. (updated on December 27, 2025)

What industry does Constantine Elster work in?

Constantine Elster works in the Computer Software industry.

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