Experienced and versatile software developer with over 14 years of expertise in developing scalable web applications and e-commerce solutions.
Aktualisiert am 09.10.2024
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 09.10.2024
Verfügbar zu: 100%
davon vor Ort: 100%
Frontend development
Frontend architecture
Full-stack development (JS Stack)
Performance optimization
Web Accessibility
React
Next.js
Remix
Vue.js
Tailwind CSS
Styled Components
Sass
Redux
REST
GraphQL
PostgreSQL
Jest
Testing Library
Storybook
Playwright
Node.js
Cloudflare Workers
Deutsch
Muttersprache
Englisch
Professional working profciency

Einsatzorte

Einsatzorte

Hamburg (+200km)
Deutschland
möglich

Projekte

Projekte

5 years
2019-10 - now

various Projects

Senior Frontend Engineer
Senior Frontend Engineer

2021 ? 2024: E-Commerce Transformation

Role: Software Engineer


Tasks:

Full-stack development within an interdisciplinary team (~30 devs) to transform the online shop of a leading European fashion retailer:

  • Migration from a monolithic to a headless microservice architecture, with the implementation of serverless infrastructure
  • Development and implementation of a comprehensive design system, including a living style guide
  • Development of a React-based Single Page Application with custom server-side rendering and implementation of online shop features
  • Creation of REST API and GraphQL interfaces for connecting legacy systems and third-party providers
  • Conception and development of new frontend and backend features such as wishlist, order history, and customer account to replace the legacy system


Skills:

ES2024, React, Framer Motion, Jest, Storybook, Playwright, GraphQL, PostgreSQL, NestJS, Contentful, Auth0, Datadog, Node.js, Cloudfare, Docker, Figma, Jira, Confuence, Scrum


2020 - 2021: White-Label Frontend Solution

Role: Frontend Engineer


Tasks:

Development of a white-label frontend solution for creating easily customizable sub-shops as part of an interdisciplinary team (~10 devs) for one of Germany?s largest fashion and lifestyle online retailers:

  • Redesign and implementation of the entire frontend architecture
  • Development and implementation of a comprehensive design system based on the Atomic Design approach
  • Optimization of development and build processes to enhance performance and improve the developer experience signifcantly
  • Implementation of a thorough quality assurance strategy
  • Further development of features for the sub-shops


Skills:

ES6+, Vue.js, Sass, Jest, Storybook, BrowserStack, Cypress, Sentry, Node.js, iSHOP, Figma, Trello, Confuence, Kanban

Hybrid / Remote · Hamburg Freelance
3 years 5 months
2021-03 - 2024-07

E-Commerce Transformation

Software Engineer ES2024 React Framer Motion ...
Software Engineer
Full-stack development within an interdisciplinary team (~30 devs) to transform the online shop of a leading European fashion retailer:

  • Migration from a monolithic to a headless microservice architecture, with the implementation of serverless infrastructure
  • Development and implementation of a comprehensive design system, including a living style guide
  • Development of a React-based Single Page Application with custom server-side rendering and implementation of online shop features
  • Creation of REST API and GraphQL interfaces for connecting legacy systems and third-party providers
  • Conception and development of new frontend and backend features such as wishlist, order history, and customer account to replace the legacy system
ES2024 React Framer Motion Jest Storybook Playwright GraphQL PostgreSQL NestJS Contentful Auth0 Datadog Node.js Cloudflare Docker Figma Jira Confluence Scrum
1 year 2 months
2020-01 - 2021-02

White-Label Frontend Solution

Frontend Engineer ES6+ Vue.js Sass ...
Frontend Engineer
Development of a white-label frontend solution for creating easily customizable sub-shops as part of an interdisciplinary team (~10 devs) for one of Germany?s largest fashion and lifestyle online retailers:

  • Redesign and implementation of the entire frontend architecture
  • Development and implementation of a comprehensive design system based on the Atomic Design approach
  • Optimization of development and build processes to enhance performance and improve the developer experience significantly
  • Implementation of a thorough quality assurance strategy
  • Further development of features for the sub-shops
ES6+ Vue.js Sass Jest Storybook BrowserStack Cypress Sentry Node.js iSHOP Figma Trello Confluence Kanban
Hamburg
1 year 6 months
2018-04 - 2019-09

Development and implementation of frontend architectures for large international e-commerce shops in direct collaboration

Lead Frontend Developer ES6+ Vue.js React ...
Lead Frontend Developer
  • Development and implementation of frontend architectures for large international e-commerce shops in direct collaboration with clients, including requirements alignment and solution presentations
  • Management of projects in close collaboration with stakeholders, developers, and UX/UI designers, including risk identifcation, scheduling, communication, and documentation
  • Technical leadership of frontend development teams, including mentoring and training to support team members in their professional growth
ES6+ Vue.js React Twig Sass Styled Components Jest Cypress Testing Library Node.js Shopware Spryker iSHOP Sentry MySQL Docker Figma Jira Confuence Scrum
Dept Agency
Hamburg Dept Agency
1 year 11 months
2016-06 - 2018-04

Expansion of responsibilities from the previous role at superReal

Senior Frontend Engineer ES6+ React Vue.js ...
Senior Frontend Engineer
Expansion of responsibilities from the previous role at superReal:
  • Optimization of the existing tech stack and introduction of new technologies
  • Development of internal innovation projects based on Node.js to boost productivity
  • Leading role in open-source projects and management of the frst open-source  projects with the creation of detailed documentation and related websites
  • Recruiting and technical onboarding of new employees
ES6+ React Vue.js Twig Sass Styled Components Framer Motion Redux Jest Testing Library BrowserStack Cypress Node.js Shopware Spryker Sentry MySQL Docker Sketch Figma Jira Confuence Kanban Scrum
superReal GmbH (Part of Dept)
Hamburg
5 months
2016-01 - 2016-05

Implementation of design prototypes for client pitches

Senior Frontend Developer ES6+ React Styled Components ...
Senior Frontend Developer
  • Implementation of design prototypes for client pitches
  • Further development of existing corporate pages, landing pages, and online shops for large international clients

ES6+ React Styled Components Less CSS GSAP Jest Node.js Photoshop Sketch Kanban
deepblue networks AG
Hamburg
1 year 2 months
2014-11 - 2015-12

Frontend development of online shops for renowned fashion and lifestyle brands

Senior Frontend Developer Smarty Twig Sass ...
Senior Frontend Developer
  • Develop and optimization of frontend architectures for various e-commerce platforms
  • Integration of backend services and APIs
  • Creation and maintenance of design systems and living style guides
  • Implementation of complex designs with a focus on micro-interactions and web animations
  • Optimization of performance, usability, and scalability of existing web applications
Smarty Twig Sass Less CSS GSAP PHP Shopware OXID Sentry MySQL Docker Sketch Trello Jira Confuence Kanban Scrum
superReal GmbH (Part of Dept)
Hamburg
1 year 9 months
2013-02 - 2014-10

Frontend development of corporate pages, landing pages, and online shops

Senior Frontend Developer Smarty Twig Sass ...
Senior Frontend Developer
  • Technical consulting for the business consulting team to optimize online shops
  • Development of new corporate identities and design of comprehensive web presences, including screen designs and storyboards
  • Evaluation and improvement of workfows, as well as expansion of the technology stack with a focus on quality assurance and cross-browser compatibility
Smarty Twig Sass Less CSS CofeeScript Backbone.js jQuery PHP Magento Shopware iSHOP Sketch Photoshop Jira Confuence Kanban
dgroup (Part of Accenture)
Hamburg
1 year 11 months
2011-04 - 2013-02

Frontend development for a booking platform in the travel industry

Designer und Web Developer Twig Smarty Sass ...
Designer und Web Developer
  • Conception, design, and development of corporate pages and landing pages for various publishers
  • Frontend development for a booking platform in the travel industry
  • Design and implementation of a new online shop layout for a large e-commerce provider in the home & living sector
Twig Smarty Sass Compass CofeeScript jQuery PHP WordPress Symfony Shopware Photoshop Sketch
Hamburg
11 months
2010-06 - 2011-04

Conception, design, and implementation of the company website

Designer & Web Developer Haml Sass Compass ...
Designer & Web Developer
  • Development of a new corporate identity, including logo, typography, visual language, and all related elements, as well as the design of print media such as business cards, fyers, and banners
  • Conception, design, and implementation of the company website
  • Design and implementation of target group-specifc landing pages
  • Implementation of internal web projects based on the Ruby on Rails stack
Haml Sass Compass CofeeScript jQuery Ruby Ruby on Rails Photoshop Illustrator InDesign Trello Kanban
Toptranslation GmbH
Hamburg
2 years 1 month
2007-08 - 2009-08

Creation of interactive presentations and designs of scientifc content for online and print

Designer & Web Developer HTML CSS jQuery ...
Designer & Web Developer
  • Development of project websites in collaboration with various research teams
HTML CSS jQuery ActionScript 3 PHP Joomla WordPress Photoshop Illustrator InDesign Flash
Bielefeld University
Bielefeld

Aus- und Weiterbildung

Aus- und Weiterbildung

3 years 1 month
2008-01 - 2011-01

Media Informatics and Design

Bachelor of Science, Bielefeld University
Bachelor of Science
Bielefeld University

Position

Position

Profile

Experienced and versatile software developer with a design background and over 14 years of expertise in developing scalable web applications and e-commerce solutions. Specialized in modern web technologies with a focus on JavaScript (TypeScript) and Node.js.


Skills

  • Frontend development & architecture
  • Full-stack development (JS Stack)
  • Testing & quality assurance
  • Performance optimization
  • Web Accessibility


Tech Stack

  • Libraries & Frameworks
  • React, Next.js, Remix, Vue.js
  • Styling
  • Tailwind CSS, Styled Components, PostCSS,
  • Sass, Less CSS
  • Animation Libraries
  • Framer Motion, GSAP
  • State Management
  • Redux, Zustand, TanStack Query, Apollo Client
  • Data Management
  • REST, GraphQL, PostgreSQL, Prisma, Drizzle
  • Testing
  • Jest, Vitest, Testing Library, Storybook,
  • Playwright, Cypress
  • Backend
  • Node.js, Cloudfare Workers, Apollo Server
  • DevOps
  • Docker, Github & Gitlab CI/CD
  • Others
  • Scrum, Kanban, UI/UX

Einsatzorte

Einsatzorte

Hamburg (+200km)
Deutschland
möglich

Projekte

Projekte

5 years
2019-10 - now

various Projects

Senior Frontend Engineer
Senior Frontend Engineer

2021 ? 2024: E-Commerce Transformation

Role: Software Engineer


Tasks:

Full-stack development within an interdisciplinary team (~30 devs) to transform the online shop of a leading European fashion retailer:

  • Migration from a monolithic to a headless microservice architecture, with the implementation of serverless infrastructure
  • Development and implementation of a comprehensive design system, including a living style guide
  • Development of a React-based Single Page Application with custom server-side rendering and implementation of online shop features
  • Creation of REST API and GraphQL interfaces for connecting legacy systems and third-party providers
  • Conception and development of new frontend and backend features such as wishlist, order history, and customer account to replace the legacy system


Skills:

ES2024, React, Framer Motion, Jest, Storybook, Playwright, GraphQL, PostgreSQL, NestJS, Contentful, Auth0, Datadog, Node.js, Cloudfare, Docker, Figma, Jira, Confuence, Scrum


2020 - 2021: White-Label Frontend Solution

Role: Frontend Engineer


Tasks:

Development of a white-label frontend solution for creating easily customizable sub-shops as part of an interdisciplinary team (~10 devs) for one of Germany?s largest fashion and lifestyle online retailers:

  • Redesign and implementation of the entire frontend architecture
  • Development and implementation of a comprehensive design system based on the Atomic Design approach
  • Optimization of development and build processes to enhance performance and improve the developer experience signifcantly
  • Implementation of a thorough quality assurance strategy
  • Further development of features for the sub-shops


Skills:

ES6+, Vue.js, Sass, Jest, Storybook, BrowserStack, Cypress, Sentry, Node.js, iSHOP, Figma, Trello, Confuence, Kanban

Hybrid / Remote · Hamburg Freelance
3 years 5 months
2021-03 - 2024-07

E-Commerce Transformation

Software Engineer ES2024 React Framer Motion ...
Software Engineer
Full-stack development within an interdisciplinary team (~30 devs) to transform the online shop of a leading European fashion retailer:

  • Migration from a monolithic to a headless microservice architecture, with the implementation of serverless infrastructure
  • Development and implementation of a comprehensive design system, including a living style guide
  • Development of a React-based Single Page Application with custom server-side rendering and implementation of online shop features
  • Creation of REST API and GraphQL interfaces for connecting legacy systems and third-party providers
  • Conception and development of new frontend and backend features such as wishlist, order history, and customer account to replace the legacy system
ES2024 React Framer Motion Jest Storybook Playwright GraphQL PostgreSQL NestJS Contentful Auth0 Datadog Node.js Cloudflare Docker Figma Jira Confluence Scrum
1 year 2 months
2020-01 - 2021-02

White-Label Frontend Solution

Frontend Engineer ES6+ Vue.js Sass ...
Frontend Engineer
Development of a white-label frontend solution for creating easily customizable sub-shops as part of an interdisciplinary team (~10 devs) for one of Germany?s largest fashion and lifestyle online retailers:

  • Redesign and implementation of the entire frontend architecture
  • Development and implementation of a comprehensive design system based on the Atomic Design approach
  • Optimization of development and build processes to enhance performance and improve the developer experience significantly
  • Implementation of a thorough quality assurance strategy
  • Further development of features for the sub-shops
ES6+ Vue.js Sass Jest Storybook BrowserStack Cypress Sentry Node.js iSHOP Figma Trello Confluence Kanban
Hamburg
1 year 6 months
2018-04 - 2019-09

Development and implementation of frontend architectures for large international e-commerce shops in direct collaboration

Lead Frontend Developer ES6+ Vue.js React ...
Lead Frontend Developer
  • Development and implementation of frontend architectures for large international e-commerce shops in direct collaboration with clients, including requirements alignment and solution presentations
  • Management of projects in close collaboration with stakeholders, developers, and UX/UI designers, including risk identifcation, scheduling, communication, and documentation
  • Technical leadership of frontend development teams, including mentoring and training to support team members in their professional growth
ES6+ Vue.js React Twig Sass Styled Components Jest Cypress Testing Library Node.js Shopware Spryker iSHOP Sentry MySQL Docker Figma Jira Confuence Scrum
Dept Agency
Hamburg Dept Agency
1 year 11 months
2016-06 - 2018-04

Expansion of responsibilities from the previous role at superReal

Senior Frontend Engineer ES6+ React Vue.js ...
Senior Frontend Engineer
Expansion of responsibilities from the previous role at superReal:
  • Optimization of the existing tech stack and introduction of new technologies
  • Development of internal innovation projects based on Node.js to boost productivity
  • Leading role in open-source projects and management of the frst open-source  projects with the creation of detailed documentation and related websites
  • Recruiting and technical onboarding of new employees
ES6+ React Vue.js Twig Sass Styled Components Framer Motion Redux Jest Testing Library BrowserStack Cypress Node.js Shopware Spryker Sentry MySQL Docker Sketch Figma Jira Confuence Kanban Scrum
superReal GmbH (Part of Dept)
Hamburg
5 months
2016-01 - 2016-05

Implementation of design prototypes for client pitches

Senior Frontend Developer ES6+ React Styled Components ...
Senior Frontend Developer
  • Implementation of design prototypes for client pitches
  • Further development of existing corporate pages, landing pages, and online shops for large international clients

ES6+ React Styled Components Less CSS GSAP Jest Node.js Photoshop Sketch Kanban
deepblue networks AG
Hamburg
1 year 2 months
2014-11 - 2015-12

Frontend development of online shops for renowned fashion and lifestyle brands

Senior Frontend Developer Smarty Twig Sass ...
Senior Frontend Developer
  • Develop and optimization of frontend architectures for various e-commerce platforms
  • Integration of backend services and APIs
  • Creation and maintenance of design systems and living style guides
  • Implementation of complex designs with a focus on micro-interactions and web animations
  • Optimization of performance, usability, and scalability of existing web applications
Smarty Twig Sass Less CSS GSAP PHP Shopware OXID Sentry MySQL Docker Sketch Trello Jira Confuence Kanban Scrum
superReal GmbH (Part of Dept)
Hamburg
1 year 9 months
2013-02 - 2014-10

Frontend development of corporate pages, landing pages, and online shops

Senior Frontend Developer Smarty Twig Sass ...
Senior Frontend Developer
  • Technical consulting for the business consulting team to optimize online shops
  • Development of new corporate identities and design of comprehensive web presences, including screen designs and storyboards
  • Evaluation and improvement of workfows, as well as expansion of the technology stack with a focus on quality assurance and cross-browser compatibility
Smarty Twig Sass Less CSS CofeeScript Backbone.js jQuery PHP Magento Shopware iSHOP Sketch Photoshop Jira Confuence Kanban
dgroup (Part of Accenture)
Hamburg
1 year 11 months
2011-04 - 2013-02

Frontend development for a booking platform in the travel industry

Designer und Web Developer Twig Smarty Sass ...
Designer und Web Developer
  • Conception, design, and development of corporate pages and landing pages for various publishers
  • Frontend development for a booking platform in the travel industry
  • Design and implementation of a new online shop layout for a large e-commerce provider in the home & living sector
Twig Smarty Sass Compass CofeeScript jQuery PHP WordPress Symfony Shopware Photoshop Sketch
Hamburg
11 months
2010-06 - 2011-04

Conception, design, and implementation of the company website

Designer & Web Developer Haml Sass Compass ...
Designer & Web Developer
  • Development of a new corporate identity, including logo, typography, visual language, and all related elements, as well as the design of print media such as business cards, fyers, and banners
  • Conception, design, and implementation of the company website
  • Design and implementation of target group-specifc landing pages
  • Implementation of internal web projects based on the Ruby on Rails stack
Haml Sass Compass CofeeScript jQuery Ruby Ruby on Rails Photoshop Illustrator InDesign Trello Kanban
Toptranslation GmbH
Hamburg
2 years 1 month
2007-08 - 2009-08

Creation of interactive presentations and designs of scientifc content for online and print

Designer & Web Developer HTML CSS jQuery ...
Designer & Web Developer
  • Development of project websites in collaboration with various research teams
HTML CSS jQuery ActionScript 3 PHP Joomla WordPress Photoshop Illustrator InDesign Flash
Bielefeld University
Bielefeld

Aus- und Weiterbildung

Aus- und Weiterbildung

3 years 1 month
2008-01 - 2011-01

Media Informatics and Design

Bachelor of Science, Bielefeld University
Bachelor of Science
Bielefeld University

Position

Position

Profile

Experienced and versatile software developer with a design background and over 14 years of expertise in developing scalable web applications and e-commerce solutions. Specialized in modern web technologies with a focus on JavaScript (TypeScript) and Node.js.


Skills

  • Frontend development & architecture
  • Full-stack development (JS Stack)
  • Testing & quality assurance
  • Performance optimization
  • Web Accessibility


Tech Stack

  • Libraries & Frameworks
  • React, Next.js, Remix, Vue.js
  • Styling
  • Tailwind CSS, Styled Components, PostCSS,
  • Sass, Less CSS
  • Animation Libraries
  • Framer Motion, GSAP
  • State Management
  • Redux, Zustand, TanStack Query, Apollo Client
  • Data Management
  • REST, GraphQL, PostgreSQL, Prisma, Drizzle
  • Testing
  • Jest, Vitest, Testing Library, Storybook,
  • Playwright, Cypress
  • Backend
  • Node.js, Cloudfare Workers, Apollo Server
  • DevOps
  • Docker, Github & Gitlab CI/CD
  • Others
  • Scrum, Kanban, UI/UX

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