While the AI focus is new, the extensive React and mobile experience provides a solid foundation for building scalable products.
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The detailed breakdown of technologies used in recent projects, such as the use of Docker and GitLab CI/CD, suggests a pragmatic approach to delivery. The integration of AI workflows alongside standard React and TypeScript development indicates an efficient capability to handle complex, modern product requirements without unnecessary overhead.
The profile highlights a clear focus on modern JavaScript ecosystems, particularly React and TypeScript, with recent additions in mobile via Expo and Flutter. While the AI integration with OpenAI and ElevenLabs is noted, it appears to be a recent product focus rather than a decade-long specialty. The client work spans various sectors, from mental training apps to corporate websites and canteen platforms, indicating versatility. However, the reliance on specific stacks like Supabase, Laravel, and Django suggests that project fit depends heavily on the chosen technology. For teams already entrenched in the React ecosystem, this developer seems well-suited, but those seeking deep legacy system expertise might find the portfolio too oriented toward recent, modern frameworks. The architecture descriptions are promising, yet the exact depth of backend responsibility remains somewhat generalized across different project cards.
What stands out is the sheer breadth of expertise showcased on the site. From React and TypeScript frontends to Expo and Flutter mobile apps, the capability stack is impressive. I was particularly excited to see the integration of AI workflows with OpenAI and ElevenLabs alongside traditional web development. The variety of recent work, including a mental training app and a social networking mobile app, demonstrates a versatile ability to ship products across different domains. It is rare to find such a cohesive mix of frontend craft, mobile architecture, and backend delivery all in one freelance profile. This variety suggests a developer who can adapt quickly to diverse project needs, making the offering seem incredibly robust and capable for modern product development.
Andreas Siedler offers a solid range of modern skills across React, mobile, and AI workflows.
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About Andreas Siedler
Andreas Siedler is a freelance senior full-stack developer based in Vienna, Austria, who builds responsive and scalable web and mobile products using modern JavaScript frameworks. His work centers on React and TypeScript frontends, Expo and Flutter mobile applications, and AI integrations involving OpenAI and ElevenLabs. He has over ten years of experience delivering digital products and has worked on client projects including a cross-platform mental training app, a frontend-focused product development engagement with Verbund AG, an online canteen platform, and a social networking mobile app. His portfolio site serves as a personal showcase of selected client work, skills, and contact information.
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- andreassiedler.com
- [email protected]
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- Information technology and services


