Christoph (René) Pardon-Senior Frontend Developer & UX Engineer
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Experience
ICT DevSecOps Engineer
Abraxas Informatik AG
Reduced time-to-market by optimizing CI/CD pipelines. Employees without customer VM access can now deploy. Increased system stability and performance and reduced maintenance effort through systematic database cleanup. Restricted rights for Flyway migrations versus service users. Improved transparency and decision-making basis with enhanced Grafana dashboards for response times, optimized logging, and standardization with Loki. Reduced security risks by consistently applying security best practices such as removing the public schema in PostgreSQL, individual service user permissions, and Docker security context. Facilitated knowledge transfer and sustainable process improvements by creating process diagrams and implementing various concepts. Conducted code reviews across multiple repositories.
Cloud Platform Engineer
Swiss AI AG
- Developed high-performance React/Next.js frontend architecture with Material-UI and Mapbox integration for AI data visualization with sub-2s loading times
- Implemented complex 3D data visualizations with WebGL, WebAssembly, and Three.js for improved user decision support systems and interactive data exploration
- Optimized frontend performance through strategic code-splitting, lazy loading, and Progressive Web App features following Core Web Vitals and Google recommendations
- Established a Storybook-based UI component library with 150+ reusable components and automated Jest/Playwright E2E tests for design system consistency
- Implemented responsive design patterns with a mobile-first approach and cross-browser compatibility for an optimal multi-device experience
Fullstack Developer & ICT DevOps Engineer
Blink Labs GmbH (Blinkist)
- Modernized the magazine frontend from Ruby on Rails to Astro.js with React, TypeScript, and Next.js for a 40% performance boost and enhanced developer experience
- Developed responsive UI components with Tailwind CSS based on the Figma design system with pixel-perfect implementation and accessibility standards (WCAG 2.1)
- Optimized frontend performance for the Blinkist platform’s millions-strong user base with advanced caching strategies and asset optimization
- Integrated new frontend features for improved user experience and a 15% increase in engagement rates through A/B testing and user feedback integration
Senior Frontend Developer
Infrastructure Reliability Engineer
- Migrated legacy jQuery applications to modern Vue.js 3 with TypeScript for better maintainability, type safety, and a 60% code reduction
- Implemented responsive portal interfaces using Vue.js Composition API and Laravel API integration with RESTful services and real-time WebSocket communication
- Developed automated frontend testing strategies with Vitest, Cypress, and component testing for 95% code coverage and CI/CD integration
- Optimized frontend build processes with Vite, Webpack, and modern CI/CD pipeline integrations for fast refresh and hot module replacement
Freelance Frontend Developer
Freelance
- Schaltwerk Digital: e-commerce recipe shop using Nuxt.js (Vue.js) with strong TypeScript typing and server-side rendering
- chargecloud GmbH: UI component redesign for an e-mobility platform with Figma-to-code workflows and performance optimizations
- Michael Pichler Consulting: accessible Next.js website with Bootstrap, WCAG 2.1 AA compliance, and SEO optimization
Senior Frontend Developer & Tech Lead
VIMP GmbH
- Led frontend development of the SaaS video platform with Vue.js, GraphQL API integration, and state management (Vuex/Pinia) for enterprise-scale applications
- Built responsive video player components using the HTML5 Video API, Media Source Extensions, and dashboard interfaces for international B2B clients
- Implemented OAuth2/OIDC frontend authentication for Google/YouTube provider integration with secure token management and session handling
- Led a 4-person international frontend team in modernizing the UI architecture from jQuery to a Vue.js single-page application
- Established component-driven development with Storybook, design tokens, and automated visual regression testing for a consistent user experience
Frontend Developer & UX Engineer
limango GmbH
- Built e-commerce frontend features for a fashion platform with millions of users and complex product filtering systems
- Optimized conversion funnels through A/B testing, performance improvements, and UX enhancements, achieving a 25% increase in conversion rate
- Implemented a responsive shopping cart and checkout process optimizations with payment gateway integration and error handling
Industry Experience
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Experienced in Information Technology, Retail, Real Estate, Fashion, Automotive, and Energy.
Business Area Experience
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Experienced in Information Technology, Product Development, Marketing, and Quality Assurance.
Summary
Fractional CTO for Security-First Architecture
18 years of fullstack expertise in PHP, Python, React, Vue.js and modern frameworks like Next.js and Laravel with a focus on performance, SEO, conversion, and user experience
- Senior Fullstack Developer with 18+ years of experience
- Expert knowledge in modern frameworks like PHP (Laravel), React (Next.js), and Vue.js (Nuxt.js)
- Specialist in responsive web development and Progressive Web Apps (PWA)
- Experience in API integration (REST/GraphQL) for seamless communication with backend systems
- Proven success stories: increased conversion rates by up to 25%
- Ensuring optimal user experience through modern frontend architectures
- Developing scalable frontend solutions for e-commerce, SaaS, and media platforms
- Supporting platforms with millions of active users
Skills
Core Competencies
- Javascript Frameworks: React, Next.js, Vue.js 3, Nuxt.js, Vanilla Js
- Javascript/typescript: Es6+, Typescript, Node.js, Npm, Yarn, Pnpm, Bun, Module Bundlers
- State Management: Zustand, Vuex, Pinia, Redux, Context Api, React Query, Swr
- Ui/css Frameworks: Tailwind Css, Material-ui, Bootstrap, Styled Components, Css Modules, Sass/scss
- Build Tools & Testing: Webpack, Vite, Rollup, Jest, Vitest, Cypress, Playwright, Testing Library
- Api Integration: Rest Apis, Graphql, Apollo Client, Websocket, Server-sent Events
- Performance & Seo: Core Web Vitals, Lighthouse Optimization, Pwa, Service Workers, Seo Best Practices, A11y
Frontend Project Highlights
- High-performance Web Applications: React/next.js E-commerce Platform With 99.9% Uptime, Sub-2s Loading Times, Core Web Vitals Score >90
- Vue.js 3 Real-time Dashboard: Websocket Integration, Typescript, Composition Api, Advanced Data Visualization
- Progressive Web App: Offline Capabilities, Push Notifications, App-shell Architecture, 95+ Lighthouse Score
- Ux & Conversion Optimization: Increased Conversion Rates By 25% Through Ux Improvements, A/b Testing, And Performance Enhancements
- Accessibility Compliance (Wcag 2.1 Aa): Screen Reader Support, Keyboard Navigation, Color Contrast Optimization
- Mobile-first Responsive Design: Cross-device Compatibility, Touch-optimized Interfaces, Adaptive Performance
- Component Libraries & Design Systems: Storybook-based Ui Component Library With 150+ Reusable Components, Design Tokens, Automated Visual Testing
- Design System Implementation: Figma-to-code Automation, Consistent Brand Experience, Developer Documentation
- Monorepo Architecture: Lerna, Nx, Component Versioning, Cross-project Reusability
Technical Frontend Expertise (Years Of Experience)
- 16 Years: Javascript/typescript, Html5, Css3, Dom Manipulation, Browser Apis
- 8 Years: Vue.js, Nuxt.js, Vue Router, Vuex/pinia, Single-page Applications, Component Architecture
- 6 Years: React, Next.js, React Router, Redux, Material-ui, Tailwind Css, Server-side Rendering
- 6 Years: Graphql, Apollo Client, Rest Api Integration, Websocket Implementation, Real-time Communication
- 5 Years: Progressive Web Apps, Webgl, Webassembly, Service Workers, Performance Optimization
- 3 Years: Three.js, D3.js, Chart.js, Advanced Data Visualization, Interactive Graphics
Tools & Development Environment
- Ides & Editors: Vs Code, Webstorm, Sublime Text, Vim, Chrome Devtools, React Devtools
- Version Control: Git, Github, Gitlab, Bitbucket, Advanced Branching Strategies, Code Reviews
- Design & Prototyping: Figma, Adobe Xd, Sketch, Zeplin, Invision, Design-to-code Workflows
- Performance Tools: Lighthouse, Web Vitals, Bundle Analyzer, Performance Profiling, Monitoring
Soft Skills & Business Skills
- Leadership & Team: Tech Leadership, International Team Management, Best Practices, Code Reviews
- Soft Skills: Communication, Teamwork, Problem Solving, Time Management, Agile Working
- Business Skills: Stakeholder Management, Technical Consulting, Architecture Design, Cost Optimization
- System Design: Scalability Planning, Performance Optimization, Database Architecture, Security Design
Frontend Industry Expertise
- Fintech & Banking: Check24, Onpex, Petafuel – Secure Api Development, Pci-dss Compliance, Payment Processing Infrastructures
- E-commerce & Retail: Limango, Schaltwerk, Netformic – Scalable Backend Systems, High-traffic Optimization, Performance Tuning
- Automotive: Hella, Acrontum – Enterprise Devops, Container Orchestration, Compliance Systems
- Saas & Media: Vimp, Swiss Ai, Blinkist – Microservices Architecture, Video Platform Scaling, Ai Integration
Languages
Education
petaFuel GmbH
IT Specialist in Application Development · Freising, Germany
Certifications & licenses
Certified Security Professional
Swiss Cyber Institute Zurich
Statistics
Experience
Global Experience
Expertise
Qualifications
Profile
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