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Kristina Mergenthaler

Frontend Expert, Trainer, and UX Enthusiast

Experienced frontend developer specializing in modernizing complex web applications. Strong expertise in React, Vue.js, and Angular. Skilled in agile methodologies, UX optimization, and component-based development. Passionate about clean, maintainable code and user-centered design.

Portfolio

  • simpleshow GmbHSenior Frontend Engineer

    Modernization of a public video platform with UX optimization, AI-generated video descriptions and quiz questions, as well as an analytics widget for user evaluation.

    • Angular
    • NgRx
    • RxJS
    • Jasmine
    • Angular Material
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  • 8Buddy GmbHSenior Frontend Engineer, UX-Designer

    Development of a SaaS platform for knowledge management in engineering teams: Featuring a cloud-native microservice architecture, a React-based micro-frontend, and integration of a chatbot into MS Teams and Mattermost. The project also involved building a design system and a documented component library.

    • React
    • Nx
    • Jest
    • Cypress
    • Storybook
    • Material UI
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  • PicDrop GmbHSenior Frontend Engineer

    Re-development of the frontend for a photo management application using Vue.js: optimization of loading times, stabilization of file uploads, and a custom component library. Close collaboration with the development team.

    • Vue.js
    • Vite
    • Jest
    • Cypress
    • Storybook
    • Chromatic
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  • simpleshow GmbHSenior Frontend Engineer

    Innovative asset management system for managing comic images with comprehensive tagging and a high-load API. Utilizing WebSockets for seamless real-time collaboration and MongoDB with OpenSearch for lightning-fast searches and powerful filters.

    • Angular
    • NgRx
    • RxJS
    • Jasmine
    • Angular Material
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  • azeti GmbHSenior Frontend Engineer

    Further development of a web application for documenting material flow: coordination with multiple project teams, modernization of the code for better maintainability, and efficient handling of large data sets.

    • React
    • pnpm
    • Turborepo
    • AG Grid
    • React Query
    • Storybook
    • Keycloak
  • 1000shapes GmbHAgile Coach

    Consolidation and optimization of Scrum processes: training of Product Owners, improvement of the development workflow, and successful establishment of retrospectives for continuous improvement.

    • Agile Methoden
    • Scrum
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  • PicDrop GmbHSenior Frontend Engineer, Trainer, UX-Designer

    Concept and development of a preparatory revenue accounting system: UX design, training in Vue.js, as well as the introduction of Kanban and support for roadmap development.

    • Vue.js
    • SCSS
    • Quasar
    • Figma
    • Agile Methoden
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  • simpleshow GmbHSenior Frontend Engineer

    Greenfield-Implementation of a project management system including customer chat and Salesforce-connect

    • Angular
    • NgRx
    • RxJS
    • Jasmine
    • Angular Material
    Show More

Tech-Stack

    More Work Experience

    • Cornelsen Verlag GmbH— Software Engineer (Frontend)

      Development of an application software for lesson preparation and delivery in a cross-functional team. Analysis of functional requirements and close collaboration with UX experts. Architecture development in cooperation with other teams. Delivery of the software as an offline-capable macOS app for distribution outside of the Mac App Store.

      • Angular
      • NgRx
      • Jasmine
      • Jest
      • Cypress
      • TypeScript
      • HTML
      • SCSS
      • Material Design
      • Electron
      • Express
    • simpleshow GmbH— Software Engineer (Frontend)

      Development of an online tool for creating explainer videos – from concept to launch. Built the development team and introduced Scrum to the product team. Implemented complex UI and UX requirements for an optimal user experience.

      • Angular
      • NgRx
      • Jasmine
      • Jest
      • TypeScript
      • HTML
      • SCSS
      • Material Design
      • Angular.js
    • 20steps Digital Full Service Boutique— Junior Software Engineer (Frontend)

      Creation of websites with WordPress, independent planning and implementation of agency projects, and training of clients in using WordPress.

    • Riva Communications GmbH— Team Manager / Junior Consultant

      Account management and preparation of tender documents.

    Education

    • Universität Bielefeld, Bielefeld — Bachelor of arts (Note 1.5)

      Media Informatics and Design

    • Rhein-Sieg-Akademie für Kunst und Design, Hennef —

      Painting, Graphics, and Communication Design

    • Gymnasium Nümbrecht, Nümbrecht — Abitur (Note 2.2)

    Get in Touch

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