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Gregor Siwinski Email & Phone Number

CEO / CTO @ Payability | Empowering eCommerce with $4B funding at Payability
Location: New York, United States 4 work roles 2 schools
4 work emails found @payability.com LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 4 work emails

Work email g****@payability.com
LinkedIn Profile matched
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Current company
Role
CEO / CTO @ Payability | Empowering eCommerce with $4B funding
Location
New York, United States

Who is Gregor Siwinski? Overview

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Quick answer

Gregor Siwinski is listed as CEO / CTO @ Payability | Empowering eCommerce with $4B funding at Payability, based in New York, United States. AeroLeads shows a work email signal at payability.com and a matched LinkedIn profile for Gregor Siwinski.

Gregor Siwinski previously worked as Chief Technology Officer at Payability and VP of Engineering at Swoonery. Gregor Siwinski holds Master'S Degree, Software Engineering; Distributed System Reliability from Wrocław University Of Science And Technology.

Company email context

Email format at Payability

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{first_initial}{last}@payability.com
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AeroLeads found 4 current-domain work email signals for Gregor Siwinski. Compare company email patterns before reaching out.

Profile bio

About Gregor Siwinski

As the Chief Technology Officer at Payability, I lead the development and delivery of flexible funding and tailored cash flow solutions for eCommerce sellers. With over 7 years of experience in this role, I have helped thousands of eCommerce sellers scale their businesses by providing over $4 billion in funding.My core competencies include software engineering, software design, distributed system reliability, and cloud computing. I leverage these skills to create and optimize scalable, secure, and user-friendly platforms and applications that power Payability's innovative products and services. I also manage and mentor a team of talented engineers, ensuring high-quality standards and best practices. My mission is to empower eCommerce sellers with the tools and resources they need to grow and succeed in the competitive online marketplace.

Listed skills include Software Development, Software Engineering, Linux, Object Oriented Design, and 28 others.

Current workplace

Gregor Siwinski's current company

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Payability
Payability
CEO / CTO @ Payability | Empowering eCommerce with $4B funding
AeroLeads page
4 roles

Gregor Siwinski work experience

A career timeline built from the work history available for this profile.

Chief Technology Officer

Current

New York, Ny, Us

Payability empowers eCommerce sellers with flexible funding and tailored cash flow solutions. We’ve helped thousands of eCommerce sellers scale their businesses by providing over $4 billion in funding.

Sep 2016 - Present

Vp Of Engineering

New York, New York, Us

Leading a development team for new generation e-commerce marketplace in jewelry industry powered by machine learning and behavioral analytics. Pioneering shopping recommendations based on visual preferences and crowd scoring of product analytics.

Jan 2016 - Sep 2016

Cto & Founder

I-Dotcom Llc

Developed a large scale e-commerce B2B SaaS platform powering marketplace systems, order fulfillment, ERP systems connectivity, EDI processes and workflows automation hosted on AWS cloud. Completed multiple large contract projects for European Union and US Government (GSA). Managed several teams in US and Offshore.

Jan 2006 - Dec 2015

Vp Of Engineering

Henderson, Nv, Us

Developing world's leading Mixed-HDL Simulation products used by top semiconductor chip makers like Intel, Motorola, Sony, Hitachi, Samsung. Strategic planning and management of multiple software teams - 120 software developers. Worked on several patents for simulation techniques and acceleration. Worldwide speaking engagements and press articles in the area of HDL simulation.

Jan 1999 - Jun 2006
2 education records

Gregor Siwinski education

Master'S Degree, Software Engineering; Distributed System Reliability

Wrocław University Of Science And Technology

Bachelor'S Degree, Electrical Engineering; Embedded Systems

Wrocław University Of Science And Technology
FAQ

Frequently asked questions about Gregor Siwinski

Quick answers generated from the profile data available on this page.

What company does Gregor Siwinski work for?

Gregor Siwinski works for Payability.

What is Gregor Siwinski's role at Payability?

Gregor Siwinski is listed as CEO / CTO @ Payability | Empowering eCommerce with $4B funding at Payability.

What is Gregor Siwinski's email address?

AeroLeads has found 4 work email signals at @payability.com for Gregor Siwinski at Payability.

Where is Gregor Siwinski based?

Gregor Siwinski is based in New York, United States while working with Payability.

What companies has Gregor Siwinski worked for?

Gregor Siwinski has worked for Payability, Swoonery, I-Dotcom Llc, and Aldec.

How can I contact Gregor Siwinski?

You can use AeroLeads to view verified contact signals for Gregor Siwinski at Payability, including work email, phone, and LinkedIn data when available.

What schools did Gregor Siwinski attend?

Gregor Siwinski holds Master'S Degree, Software Engineering; Distributed System Reliability from Wrocław University Of Science And Technology.

What skills is Gregor Siwinski known for?

Gregor Siwinski is listed with skills including Software Development, Software Engineering, Linux, Object Oriented Design, Python, Project Management, Scrum, and Agile Methodologies.

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