17.10.2025 aktualisiert
verifiziert
100 % verfügbarFull-Stack Web Developer & Frontend-Lead | Expertise in React, Next.js, Node.js
Feldkirch, Österreich
Deutschland +3
Skills
JavascriptAPIsArchitekturAutomobilindustrieMicrosoft AzureProjektplanungE-CommerceSEOPythonPostgresqlProjektmanagementMongodbNode.JsScrumQualitätsmanagementNext.jsTypescriptWeb ApplikationenReactJSFull Stack EntwicklungGraphqlFront EndTechnisches GeschickDocker
I am Leon Oberwaditzer, an experienced Senior Frontend and Full-Stack Developer specializing in e-commerce solutions and web applications for the automotive industry. With over seven years of freelance experience, I have a proven track record in leading frontend projects and developing high-performance web applications. My expertise covers a wide range of modern technologies, including:
I am fluent in German and English and possess strong communication and coordination skills, enabling effective collaboration with clients and team members.
- Technical Skills: JavaScript, TypeScript, React, NextJS, NodeJS, MongoDB, PostgreSQL, Azure Cloud, Fastly, Docker.
- Project Management: Leading development teams, project planning and execution, ensuring quality standards.
- Architecture and Development: Developing scalable architectures, setting up reusable packages, API integration and management
- Specific Project Experiences:
- I developed three e-commerce stores for KTM and Husqvarna using NextJS, Azure Cloud, Fastly, and Turborepo.
- I created a 360-degree feedback platform for the automotive industry using NextJS, tRPC, PostgreSQL, and Docker.
- I successfully optimized SEO and reduced the initial load time of an existing online store by over 40%.
- At thyssenkrupp Automotive, I developed data-driven web applications using React, GraphQL, NodeJS, Python, and MongoDB.
I am fluent in German and English and possess strong communication and coordination skills, enabling effective collaboration with clients and team members.
Sprachen
DeutschMutterspracheEnglischverhandlungssicher
Projekthistorie
● Led and contributed to three different projects, including greenfield setups across healthcare, telecommunications, and logistics sectors.
● Modernized and refactored existing codebases to significantly reduce error rates and improve maintainability.
● Conducted training sessions and onboarding workshops for fellow frontend developers to ensure consistent development standards.
● Utilized a modern tech stack including TypeScript, React, TanStack Router & Query, and Tailwind CSS.
● Worked in agile Scrum teams, leveraging tools such as Jira and Confluence for efficient project management and documentation.
● Modernized and refactored existing codebases to significantly reduce error rates and improve maintainability.
● Conducted training sessions and onboarding workshops for fellow frontend developers to ensure consistent development standards.
● Utilized a modern tech stack including TypeScript, React, TanStack Router & Query, and Tailwind CSS.
● Worked in agile Scrum teams, leveraging tools such as Jira and Confluence for efficient project management and documentation.
- Developed three e-commerce stores for KTM and Husqvarna, creating scalable architecture for future B2C/B2E shops.
- Architected solutions using NextJS, tailwind, Fastly, and Turborepo.
- Set up reusable packages, enhancing project efficiency and maintainability.
- Led a team of 7 front-end developers, ensuring high-quality implementations and effective project planning.
- Responsible for CI/CD-pipelines by using Azure DevOps and Azure Cloud.
- Integrated the OpenAPI interface from SAP Commerce, improving the API management and interaction capabilities.
- Collaborated in Scrum ceremonies and used Azure DevOps for tracking, supporting sprint planning, daily stand-ups, reviews, and retrospectives as a tech lead.
- Consulting on the creation of a dynamic hosting platform.
- Creation of the architecture with Docker, React and micro-frontends.