Justyna Oleś-Bernacka
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Justyna Oleś-Bernacka Email & Phone Number

Front-End Developer, HTML5, CSS3, JS, jQuery, Wordpress, Github, Gulp at JohnnyBros
Location: Cracow Metropolitan Area, Poland 6 work roles 1 school
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✓ Verified July 2026 3 data sources Profile completeness 86%

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Current company
JohnnyBros
Role
Front-End Developer, HTML5, CSS3, JS, jQuery, Wordpress, Github, Gulp
Location
Cracow Metropolitan Area, Poland
Company size
32 employees

Who is Justyna Oleś-Bernacka? Overview

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Quick answer

Justyna Oleś-Bernacka is listed as Front-End Developer, HTML5, CSS3, JS, jQuery, Wordpress, Github, Gulp at JohnnyBros, a with 32 employees, based in Cracow Metropolitan Area, Poland. AeroLeads shows a matched LinkedIn profile for Justyna Oleś-Bernacka.

Justyna Oleś-Bernacka previously worked as Front-end developer at Johnnybros and Front-end developer at Johnnybet. Justyna Oleś-Bernacka holds Licencjat (Lic.), Journalism And Social Communication, 2008-2011 from Pedagogical University In Krakow.

Company email context

Email format at JohnnyBros

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JohnnyBros

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Profile bio

About Justyna Oleś-Bernacka

I have over 4 years experience in coding. I use in daily tasks: HTML5, CSS3 (LESS/SASS), methodology BEM, RWD, WCAG, native JavaScript, Typo3, Gulp/Webpack, Github, REST API, JSONI am currently developing into react.js_____github.com/justynaoles

Current workplace

Justyna Oleś-Bernacka's current company

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JohnnyBros
Johnnybros
Front-End Developer, HTML5, CSS3, JS, jQuery, Wordpress, Github, Gulp
pomorskie, west pomerania, poland
Website
johnnybros.com
Employees
32
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6 roles

Justyna Oleś-Bernacka work experience

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

Front-End Developer

Current
Johnnybros
Feb 2023 - Present

Front-End Developer

Current
Johnnybet

Gdańsk

Feb 2023 - Present

Front-End Developer

Dr Blitz Weblab

Kraków

- creating and styling reusable components (HTML5, SCSS, bootstrap, BEM)- Responsive Web Design- programming functionalities (native javaScript, REST API, AJAX,webpack, gulp)- fixing bugs- Working with Git repository- WebAccesibility- optimization (SEO, Google Speed Insight)

Oct 2020 - Feb 2023

Front-End Developer

Salesmanago Marketing Automation

Kraków, Woj. Małopolskie, Polska

• building components inangularjs• coding views in HTML5 / CSS3 /bootstrap• cooperation with backend• cooperation with UX / graphic designer

Feb 2020 - Oct 2020

Junior Front-End Developer

Coolsport Supersklep.Pl

Kraków

- programming and editing templates of company websites and blogs (e-commerce)- Current technologies: HTML5, CSS3, SASS, JS, jQuery, Wordpress, Gulp, MAMP, Sketch, InVision

Mar 2019 - Dec 2019

Otc Senior Administrator

The Heineken Company

Kraków

• customer service (Ireland) phone,emails, calls, business trips• ledgers analysis, preparing reports(Excel)• recognizing and solving discrepancies• support in German team• setting up queries in local interfaceto get needed data• improving templates for internal andexternal customers to minimalize errors

May 2015 - Dec 2018
Team & coworkers

Colleagues at JohnnyBros

Other employees you can reach at johnnybros.com. View company contacts for 32 employees →

KS Katarzyna Szymczak Katarzyna Szymczak Colleague at JohnnybrosGdańsk, Pomorskie, Poland View → ŁK Łukasz Kamiński Łukasz Kamiński Colleague at JohnnybrosGdansk Metropolitan Area, Poland View → TM Tetiana Moroz Tetiana Moroz Colleague at JohnnybrosGdańsk, Pomorskie, Poland View → MS Mateusz Strojek Mateusz Strojek Colleague at JohnnybrosTarnobrzeg, Podkarpackie, Poland View → JS Jarosław Salik Jarosław Salik Colleague at JohnnybrosGmina Purda, Warmińsko-Mazurskie, Poland View → MG Marcin Gorzkowski Marcin Gorzkowski Colleague at JohnnybrosGdańsk, Pomorskie, Poland View → PM Piotr Miśkiewicz Piotr Miśkiewicz Colleague at JohnnybrosGdańsk, Pomorskie, Poland View → NK Natalia Kartuszyńska Natalia Kartuszyńska Colleague at JohnnybrosGdańsk, Pomorskie, Poland View → JW Jakub Wróbel Jakub Wróbel Colleague at JohnnybrosElbląg, Warmińsko-Mazurskie, Poland View → KB Krzysztof Burkowski Krzysztof Burkowski Colleague at JohnnybrosRumia, Pomorskie, Poland View →
1 education record

Justyna Oleś-Bernacka education

FAQ

Frequently asked questions about Justyna Oleś-Bernacka

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

What company does Justyna Oleś-Bernacka work for?

Justyna Oleś-Bernacka works for JohnnyBros.

What is Justyna Oleś-Bernacka's role at JohnnyBros?

Justyna Oleś-Bernacka is listed as Front-End Developer, HTML5, CSS3, JS, jQuery, Wordpress, Github, Gulp at JohnnyBros.

Where is Justyna Oleś-Bernacka based?

Justyna Oleś-Bernacka is based in Cracow Metropolitan Area, Poland while working with JohnnyBros.

What companies has Justyna Oleś-Bernacka worked for?

Justyna Oleś-Bernacka has worked for Johnnybros, Johnnybet, Dr Blitz Weblab, Salesmanago Marketing Automation, and Coolsport Supersklep.Pl.

Who are Justyna Oleś-Bernacka's colleagues at JohnnyBros?

Justyna Oleś-Bernacka's colleagues at JohnnyBros include Katarzyna Szymczak, Łukasz Kamiński, Tetiana Moroz, Mateusz Strojek, and Jarosław Salik.

How can I contact Justyna Oleś-Bernacka?

You can use AeroLeads to view verified contact signals for Justyna Oleś-Bernacka at JohnnyBros, including work email, phone, and LinkedIn data when available.

What schools did Justyna Oleś-Bernacka attend?

Justyna Oleś-Bernacka holds Licencjat (Lic.), Journalism And Social Communication, 2008-2011 from Pedagogical University In Krakow.

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