Jonasz Grochowski
AeroLeads people directory · profile

Jonasz Grochowski Email & Phone Number

Developer at Ragnarson
Location: Starogardzki, Pomorskie, Poland 2 work roles 1 school
1 work email found @ragnarson.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email j****@ragnarson.com
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Ragnarson
Role
Developer
Location
Starogardzki, Pomorskie, Poland
Company size
35 employees

Who is Jonasz Grochowski? Overview

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

Quick answer

Jonasz Grochowski is listed as Developer at Ragnarson, a company with 35 employees, based in Starogardzki, Pomorskie, Poland. AeroLeads shows a work email signal at ragnarson.com and a matched LinkedIn profile for Jonasz Grochowski.

Jonasz Grochowski previously worked as Freelance Programmer at Self-Employed. Jonasz Grochowski holds Computer Science from Politechnika Gdańska.

Company email context

Email format at Ragnarson

This section adds company-level context without repeating Jonasz Grochowski's masked contact details.

{first}.{last}@ragnarson.com
89% confidence

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

View email format View company profile Management contacts
Profile bio

About Jonasz Grochowski

Jonasz Grochowski is a Developer at Ragnarson. He possess expertise in javascript, sql, html, css, mysql and 3 more skills. Colleagues describe him as "Outstanding and interesting are the main traits of Jonasz. We've been collaborating for almost 9 years at Ragnarson. Jonasz is an experienced senior developer with many skills under his belt. He not only assumes technical responsibilities but also builds relationships with clients and leads projects. When he recruits people, he always looks for someone who fits well into our company culture. In many respects, Jonasz is very different from other members of our team. He is an immensely… Show more" and "Jonasz joined my team in VEHICULUM at an early stage. Together we developed and delivered many successful projects and parts for the core data and price-processing system in the company, with a heavy focus on API and backend development mostly with Ruby and Ruby on Rails. He was kind of a 'one-man army' in the background who managed a lot of tasks in the daily business to keep everything up and running. His pragmatic and positive mindset made him a good team player in our… Show more"

Listed skills include Javascript, Sql, Html, Css, and 4 others.

Current workplace

Jonasz Grochowski's current company

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

Ragnarson
Ragnarson
Developer
poland
Website
ragnarson.com
Employees
35
AeroLeads page
Company profile
View company profile Email format
2 roles

Jonasz Grochowski work experience

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

Developer

Current
Ragnarson
Apr 2012 - Present

Freelance Programmer

Current
Self-Employed
Jan 2017 - Present
Team & coworkers

Colleagues at Ragnarson

Other employees you can reach at ragnarson.com. View company contacts for 35 employees →

AC Amadeusz Chomiak Amadeusz Chomiak Colleague at RagnarsonWrocław, Dolnośląskie, Poland, Poland View → WB Wojciech Borowski Wojciech Borowski Colleague at RagnarsonLodz Metropolitan Area, Poland View → MW Michał Wawrzynowicz Michał Wawrzynowicz Colleague at RagnarsonŁódź, Łódzkie, Poland, Poland View → KN Krzysztof Nowak Krzysztof Nowak Colleague at RagnarsonLodz Metropolitan Area, Poland View → PP Paweł Placzyński Paweł Placzyński Colleague at RagnarsonLodz Metropolitan Area, Poland View → ŁK Łukasz Knutelski Łukasz Knutelski Colleague at RagnarsonPoland, Poland View → AZ Adam Zabraniak Adam Zabraniak Colleague at RagnarsonSzczecin, Zachodniopomorskie, Poland, Poland View → DS Dominik Siejka Dominik Siejka Colleague at RagnarsonWarsaw, Mazowieckie, Poland, Poland View → KZ Kasia Zalewska Kasia Zalewska Colleague at RagnarsonBerlin Metropolitan Area, Germany View → PP Pawel Pol Pawel Pol Colleague at RagnarsonKatowice, Śląskie, Poland, Poland View →
1 education record

Jonasz Grochowski education

FAQ

Frequently asked questions about Jonasz Grochowski

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

What company does Jonasz Grochowski work for?

Jonasz Grochowski works for Ragnarson.

What is Jonasz Grochowski's role at Ragnarson?

Jonasz Grochowski is listed as Developer at Ragnarson.

What is Jonasz Grochowski's email address?

AeroLeads has found 1 work email signal at @ragnarson.com for Jonasz Grochowski at Ragnarson.

Where is Jonasz Grochowski based?

Jonasz Grochowski is based in Starogardzki, Pomorskie, Poland while working with Ragnarson.

What companies has Jonasz Grochowski worked for?

Jonasz Grochowski has worked for Ragnarson and Self-Employed.

Who are Jonasz Grochowski's colleagues at Ragnarson?

Jonasz Grochowski's colleagues at Ragnarson include Amadeusz Chomiak, Wojciech Borowski, Michał Wawrzynowicz, Krzysztof Nowak, and Paweł Placzyński.

How can I contact Jonasz Grochowski?

You can use AeroLeads to view verified contact signals for Jonasz Grochowski at Ragnarson, including work email, phone, and LinkedIn data when available.

What schools did Jonasz Grochowski attend?

Jonasz Grochowski holds Computer Science from Politechnika Gdańska.

What skills is Jonasz Grochowski known for?

Jonasz Grochowski is listed with skills including Javascript, Sql, Html, Css, Mysql, Ruby On Rails, Ruby, and Jquery.

Find 750M verified contacts

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