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Curriculum vitae

And my life in a table

Personal Information

NameAaron Jung
Date of Birth14.05.1997
Place of BirthBerlin, Germany
NationalityGerman
GenderMale
Emailinfo@aaron-jung.de
LanguagesGerman (native), English (fluent)

Job Experience

11/2025 - PresentSenior Frontend Engineer at "Smartbroker AG"

Returned to Smartbroker AG as a Senior Frontend Engineer.

  • Continued development of the trading platform as part of the Trading Team
  • Optimized development and operational processes through the targeted use of AI
  • Improved API stability to reduce server load
  • Extended the user interface and existing features in accordance with WCAG
06/2025 - 11/2025Senior Frontend Engineer at "BirdRave GmbH"
  • Integrated Playwright into the GitHub CI/CD pipeline
  • Integrated WebSocket features for high rollers and winners
  • Implemented a sports betting platform based on REST APIs, including placed bets and multi-bet functionality
  • Implemented a WebSocket-based chat system with Slack-like emoji features for the sports betting and crypto platform
  • Implemented an internal tool for managing and using feature flags
  • Implemented various UI/UX improvements
05/2021 - 06/2025Frontend Engineer at "Smartbroker AG"
  • Implementation of an onboarding journey to onboard at a partner bank in React, Next.js, Material UI
  • Creation of the presentation website for wo-capital and Smartbroker
  • Implementation of a design system in React and Storybook
  • Creation of a presentation website for the broker app of Smartbroker AG
  • Implementation of features for the broker app as part of the platform team.
  • Implementation of functionality for stock trading, crypto trading and trading-specific features as part of the trading team. Close collaboration with the partner bank using its REST API.
  • Implementation of unit and E2E tests. Creation of test concepts.
  • Professional responsibility for digital accessibility in the frontend; designed and documented audits based on WCAG 2.2.
  • Manual testing with screen readers, keyboard navigation, and magnification as well as automated checks with axe and Playwright; complemented by ESLint rules and monitoring in SonarQube.
  • Conceptualized and drove new features technically.
  • Conducted job interviews with potential frontend developers
  • Provided training for the marketing team to get closer to CMS systems.
03/2020 - 05/2021Frontend Engineer at DIXENO GmbH

Worked on e-commerce projects for well-known customers.

Created new shops, implemented new features.

08/2017 - 03/2020Apprentices to become a media designer at "Euroweb Internet GmbH"

In the 1st year of training, I implemented many new features for medium-sized companies. In the 2nd and 3rd year of training, I took over project management for the implementation of customer projects.

An implementation consisted of conception, design and programming based on customer-specific requirements. In close exchange with the customer, I was able to create some websites.

In addition, I was responsible for mentoring the new trainees from the 2nd year of training. I taught them the basics of web development and supported them in their projects. In addition, I was active as a member of the SEO team. Here I carried out on-page optimization for customer projects and gave training.

05/2017 - 08/2017Internship at "Euroweb Internet GmbH"

Insight into working in the web agency.

09/2016 - 05/2017Order picker at "Kaufland Dienstleistung GmbH & Co. KG"
Worked temporarily as an order picker for Kaufland while looking for a new apprenticeship.
08/2015 - 07/2016Apprenticeship as a bank clerk at "Deutsche Postbank AG"

Took a brief detour into banking. Alongside customer service and numerous finance seminars, I primarily learned how to communicate with customers and colleagues.

I chose to end the apprenticeship early.

11/2013 - 02/2015Side job as a junior developer at the agency "The Brettinghams GmbH"

After a successful internship, I was offered a side job. During this time, I mainly implemented new features for existing customers. Additionally, I created new websites for customers.

Technologies: HTML, CSS, Javascript, jQuery, PHP, Adobe Photoshop. CMS: TYPO3, Drupal, Shopware, Wordpress.

10/2013Two-week internship at the agency "The Brettinghams"

Mandatory school internship. Implementation of customer requirements. HTML, CSS, jQuery, PHP and Adobe Photoshop.

Academic Education

09/2017 - 11/2019
Ernst-Litfass-Schule / OSZ Mediengestaltung und Medientechnologie, Graduated as a media designer in digital and print, final grade 1.3
08/2015 - 07/2016
OSZ Banken, Immobilien und Versicherungen
09/2009 - 06/2015
Marie-Curie-Gymnasium in Berlin, intermediate school certificate
06/2003 - 07/2009
Halensee Primary School in Berlin