Stefan Gojan-Software Architect and Development
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Experience
Software Architect and Development
MediaMarktSaturn Retail Group
- Technical environment: TypeScript, React, Styled Components, Apollo, GraphQL, Jest, Playwright, Git
- One of the largest e-commerce platforms in Europe with almost ten sales lines in different EU countries
Software Architect and Development
Exaring AG
- Technical environment: JavaScript/TypeScript, CSS-in-JS, React, Jest, WebdriverIO, Git
- Excited over 5 million customers on various platforms and the web with a new booking system
- Web player: Supported the full lifecycle of a media SPA with feature development, bug fixing, and maintenance
- TV package booking: Covered all customer and payment types with unit and UI tests
- Used Sentry as a cross-project error management system in the monorepo
Consulting, Software Architect and Development
north.io GmbH (EGEOS GmbH)
- Technical environment: JavaScript (Babel), React, Material-UI, Styled Components, Apollo, GraphQL, Ramda, Jest, Git
- Consulting, architecture, and development of modern web applications with a GIS focus
- Developed a design system based on Material-UI to increase efficiency
- Implemented basic functionalities like theming across multiple levels
- Created various components such as advanced buttons and input elements
- Provided example solutions for recurring issues and illustrated development patterns
- Documented in the form of a sample project for onboarding new employees
- Trained existing staff through presentations and exercises
Software Development
KAISER+KRAFT Europa GmbH
- Technical environment: JavaScript (Babel), React, Redux, Redux-Thunk, Ramda, Sass, Webpack, Jest, Git
- Established responsive B2B shop in more than 20 countries
Software Architect and Development
Blockchain Holding GmbH
- Technical environment: JavaScript (Babel), React, Material-UI, Redux, Redux-Saga, Ramda, React-Spring, Sass, Webpack, Jest, Git
- Display of performance metrics and a user's financial success
- Detailed view for various cryptocurrencies and responsive design
- Requirements analysis with UX designer and translation into technical problems
- Participation in the UI design process to balance aesthetics and development time
- Development of reusable React components and a shared project structure
- Rapid development through a fake backend and detailed documentation for coherence
Software Architect and Development
GIS Gesellschaft für InformationsSysteme AG
- Technical environment: JavaScript (Babel), React, Material-UI, Redux, Redux-Saga, Ramda, Sass, Webpack, stampit, Ava, Node.js, Gulp, Git
- Technical design and development of a digital workplace solution
- React as a component-centered frontend framework
- Development of a backend API client framework
- Highly configurable widgets as content blocks
- Storybook for focused development, structural testing, and customer demos
- 100% test coverage for quality assurance
- Extending existing tools for customization
- Scalable internationalization solution and open standard architecture
- Responsive design
Software Development
IronShark or VOXELWORLD
- Technical environment: JavaScript, three.js, UniversalJS, jQuery, WebGL, stampit, Git, Gulp, Browserify, BrowserSync, tape
- Developed a browser-based 3D editor for product manipulation and 3D printing
- Translated requirements into technical challenges
- Loading and saving product and user configurations
- Programmatic manipulation of 3D objects live and on the server
- Configurable 3D scene for lighting, shadows, camera, and zoom
- UI components for color, material, size, texture, and labeling
- Client-side internationalization and Node.js modules for browser and server
- Unit tests for logic modules
Software Development
- Technical environment: JavaScript, Node.js, d3.js, AngularJS, three.js, Express, MEAN stack, stampit, Bootstrap, Sass, Mercurial
- Architecture and development of a full-stack MEAN application
- Wizard input interface with synchronized charts and input fields
- Animated visualizations in 2D and 3D
- Highly modular code structure
Frontend Team Lead, Software Development
FalkAnalytics
- Technical environment: JavaScript, ExtJs, d3.js, HTML, CSS
- Technical lead of the frontend development team
- Designed and implemented a reporting SPA with charts (d3.js)
- User-customizable layout and intuitive interface
- JavaScript performance analysis and automated tests
- In-house prototypes with jQuery and Bootstrap
Software Development
itemis Pforzheim
- Technical environment: Java, XML
- Familiarization with JavaServer Faces, Eclipse Rich Client Platform, and Eclipse Modeling Framework
- Project at Bosch for XML processing
Industry Experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Retail, Media and Entertainment, and Banking and Finance.
Business Area Experience
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Experienced in Information Technology, Product Development, and Quality Assurance.
Skills
Industries: Digital Workplace / Digitalization, Intranet, Blockchain, Science And Research, Online Marketing, 3d Printing, It, Media
Areas Of Responsibility: Software Architect, Software Development, Team Lead And Consultant
Programming Languages / Standards / ...: Javascript Expert, Typescript Very Good Knowledge, Jest Expert, Material Design / Material-Ui Very Good Knowledge, Node.Js Very Good Knowledge, Ramda Very Good Knowledge, React Expert, Redux / Redux-Saga Expert, Graphql / Apollo Basic Knowledge, Fp-Ts Basic Knowledge, Three.Js Very Good Knowledge, Webpack / Esbuild Very Good Knowledge, Git Expert, Css / Sass / Css Modules / Css-In-Js Very Good Knowledge
Focus Areas: Development With Web Technologies: Spas, Web Apps, Complex Uis
Languages
Education
University of Lübeck
Master of Science, Software Systems Engineering · Computer Science · Lübeck, Germany
Ulm University of Applied Sciences
Bachelor of Science · Computer Engineering · Ulm, Germany
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