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Freelancer full stack engineer

Bern
Freie Mitarbeit
Twine
EUR 80’000 - EUR 100’000 pro Jahr
Inserat online seit: 22 April
Beschreibung

Join an innovative project focused on building and scaling an AI companion website that enables real-time video interactions between users and AI companions. You will play a key role in developing a robust AI video call system, integrating seamless voice input/output, and ensuring AI-generated responses are synchronized with video or avatar outputs. The role also involves enhancing the chat interface for a modern, responsive user experience, including features such as typing animations, session continuity, and multimedia outputs. You will be responsible for integrating AI-based image generation directly into the chat, allowing users to request and receive generated images instantly. This is an opportunity to work on a cutting‑edge platform that blends AI, real‑time communication, and engaging UI/UX design.

Responsibilities

Develop and maintain a real-time AI video call system for user‑AI interactions

Integrate voice input and output, ensuring smooth synchronization with video or avatar responses

Design and implement a modern, responsive chat UI/UX with features like typing animations, session continuity, and multimedia outputs

Integrate AI-based image generation into the chat interface for instant user requests

Collaborate on scalable frontend and backend architecture to support growth and high user engagement

Optimize system performance and reliability for real-time communication

Stay updated on advancements in AI, voice synthesis, and avatar technologies to inform product improvements

Skills And Requirements

Proven experience in full stack web development, including both frontend and backend technologies

Strong background in AI/ML integrations, particularly with real-time systems

Proficiency with modern JavaScript frameworks (e.g., React, Vue, or Angular) and backend technologies (e.g., Node.js, Python, or similar)

Experience with WebRTC or similar technologies for real-time video and audio communication

Familiarity with voice synthesis, speech-to-text, and AI avatar solutions is a plus

Demonstrated ability to design and implement responsive, user-friendly chat interfaces

Experience integrating AI-based image generation APIs or models

Strong problem-solving skills and attention to detail

Ability to work independently and deliver high-quality results on a contract basis

Bonus: Experience with growth-driven product design and scaling web applications

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