Stefan Kroes
AeroLeads people directory · profile

Stefan Kroes Email & Phone Number

CTO at Booking Experts B.V.
Location: Greater Enschede Area, Netherlands, Netherlands 16 work roles 2 schools
1 work email found @lab01.nl LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email s****@lab01.nl
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Booking Experts B.V.
Role
CTO
Location
Greater Enschede Area, Netherlands, Netherlands

Who is Stefan Kroes? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Stefan Kroes is listed as CTO at Booking Experts B.V., based in Greater Enschede Area, Netherlands, Netherlands. AeroLeads shows a work email signal at lab01.nl and a matched LinkedIn profile for Stefan Kroes.

Stefan Kroes previously worked as Senior Software Engineer at Booking Experts B.V. and Software Developer at Ing. Stefan Kroes holds Msc., Computer Science, Software Engineering from University Of Twente.

Company email context

Email format at Booking Experts B.V.

This section adds company-level context without repeating Stefan Kroes's masked contact details.

{first}.{last}@lab01.nl
86% confidence

AeroLeads found 1 current-domain work email signal for Stefan Kroes. Compare company email patterns before reaching out.

View email format View company profile Management contacts
Profile bio

About Stefan Kroes

I've got 20+ years of experience in web-based software projects, using mainly Ruby on Rails. While I'm a software developer at heart, I'm also a team player that does whatever the product needs most. I've played roles in product management, interaction design, requirements analysis and architecture on many occasions.

Listed skills include Web Development, Web Applications, Ruby On Rails, Javascript, and 13 others.

Current workplace

Stefan Kroes's current company

Company context helps verify the profile and gives searchers a useful next step.

Booking Experts B.V.
Booking Experts B.V.
CTO
Enschede, OV, NL
AeroLeads page
Company profile
View company profile Email format
16 roles · 26 years

Stefan Kroes work experience

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

Software Developer

Ing

Amsterdam, North Holland, NL

  • Working on Homerun mobile app at ING Labs
  • Technology: Ionic, Angular, Apollo, GraphQL, Rails and Postgres
Mar 2020 - Dec 2020

Software Development & Architecture Consultant

Lab 01

Deventer, NL

May 2013 - Dec 2020

Software Architect

T-Mobile Nederland

The Hague, South Holland, NL

  • Modernizing the OSS stack using Ericsson, Tyk.io and bespoke Ruby on Rails development
  • Technology: Ruby on Rails, React, Ericsson EOC & EAI, Tyk.io, Elastic Stack
Apr 2019 - Jan 2020

Software Architect

Tele2 Nederland

Diemen, Noord-Holland, NL

  • Modernizing the OSS stack using Ericsson, Tyk.io and bespoke Ruby on Rails development
  • Technology: Ruby on Rails, React, Ericsson EOC & EAI, Tyk.io, Elastic Stack
Apr 2018 - Apr 2019

Ruby On Rails Developer

Beequip Mkb Equipment Lease

Rotterdam, NL

  • Backoffice workflow platform for accepting, validating, calculating and contracting financing deals
  • Backend: Ruby on Rails, PostgreSQL, Redis, Sidekiq
  • Frontend: HTML, CSS, SASS, Bootstrap, Javascript, Coffeescript
Apr 2017 - Mar 2018

Ruby On Rails Developer

Tele2 Nederland

Diemen, Noord-Holland, NL

  • Different projects in provisioning, commissioning and checking the telecoms network
  • Backend: Ruby on Rails, MySQL, Redis, Sidekiq, RabbitMQ, OAuth
  • Frontend: HTML, CSS, SASS, Bootstrap, Javascript, Coffeescript, JQuery
Nov 2014 - Mar 2017

Ruby On Rails Developer

Booking Experts B.V.

Enschede, Overijssel, NL

  • Development on greenfield content management system
  • Focus: Content management and bookings for holiday parks
  • Backend: Ruby on Rails, PostgreSQL, Elastic Stack
  • Frontend: HTML, CSS, SASS, Bootstrap, Javascript, Coffeescript, JQuery
Aug 2014 - Nov 2014

Ruby On Rails Developer

Co2 Management
  • Development on web-based company product
  • Focus: Statistics and measurements regarding environmental impact
  • Backend: Ruby on Rails, SQL, PostgreSQL
  • Frontend: HTML, CSS, SASS, Bootstrap, Javascript, Coffeescript
Jan 2014 - Aug 2014

Application And Product Manager

Nedforce
  • One of the leading Ruby on Rails teams in the Netherlands
  • Played a central role in the company as product manager, lead developer and consultant
  • Focus: Content management, search engines and integration in government, media and construction
  • Backend: Ruby on Rails, SQL, PostgreSQL, Redis, Sphinx, SORL, ElasticSearch
  • Frontend: HTML, CSS, SASS, Bootstrap, Webrichtlijnen, Javascript, Coffeescript, JQuery
Aug 2009 - Dec 2013

Web Developer

Freelance
  • Web development on client applications (part-time)
  • Focus: Content management and e-commerce in education and online retail
  • Backend: Ruby on Rails, PHP, SQL, PostgreSQL
  • Frontend: HTML, CSS, Javascript, Flash
2000 - Dec 2009

Ruby On Rails Developer

Nedforce
  • One of the few Dutch companies at that time to fully specialise in Ruby on Rails
  • Web development and design on client applications
  • Focus: Content management and accessibility in government
  • Backend: Ruby on Rails, SQL, PostgreSQL
  • Frontend: HTML, CSS, Javascript, Webrichtlijnen
Jan 2008 - Mar 2009

Project Manager

Unipartners Twente

Enschede, Overrijssel, NL

  • University of Twente consultancy foundation
  • Project management, consultancy and web development on client applications
  • Backend: PHP, Ruby on Rails, SQL, PostgreSQL
  • Frontend: HTML, CSS, Javascript, Flash
2005 - 2007 ~2 yrs

Web Developer

Mag Productions

Sofia, BG

  • Web development on client applications
  • Focus: Content management and integration in insurance and travel
  • Backend: PHP, Java, XML, XSLT, SQL, MySQL, PostgreSQL
  • Frontend: HTML, CSS, Javascript
2005 - 2006 ~1 yr
2 education records

Stefan Kroes education

Msc., Computer Science, Software Engineering

University Of Twente

Vwo, Science & Engineering And Science & Health

De Gsg Leo Vroman
FAQ

Frequently asked questions about Stefan Kroes

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

What company does Stefan Kroes work for?

Stefan Kroes works for Booking Experts B.V..

What is Stefan Kroes's role at Booking Experts B.V.?

Stefan Kroes is listed as CTO at Booking Experts B.V..

What is Stefan Kroes's email address?

AeroLeads has found 1 work email signal at @lab01.nl for Stefan Kroes at Booking Experts B.V..

Where is Stefan Kroes based?

Stefan Kroes is based in Greater Enschede Area, Netherlands, Netherlands while working with Booking Experts B.V..

What companies has Stefan Kroes worked for?

Stefan Kroes has worked for Booking Experts B.V., Ing, Lab 01, T-Mobile Nederland, and Tele2 Nederland.

How can I contact Stefan Kroes?

You can use AeroLeads to view verified contact signals for Stefan Kroes at Booking Experts B.V., including work email, phone, and LinkedIn data when available.

What schools did Stefan Kroes attend?

Stefan Kroes holds Msc., Computer Science, Software Engineering from University Of Twente.

What skills is Stefan Kroes known for?

Stefan Kroes is listed with skills including Web Development, Web Applications, Ruby On Rails, Javascript, Programming, Software Development, Html5, and Project Management.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.