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This job expired on 29/07/2026. It no longer accepts applications.
Tech Lead / Senior Software Engineer
Silicon Luxembourg · Luxembourg
Job description
About the role
We are a pre‑seed startup in Elora building a generative‑AI platform for call and chat agents. As a Tech Lead / Senior Software Engineer you will shape the backend architecture and drive the development of scalable AI‑powered services.
Key responsibilities
- Lead the design and implementation of the platform’s backend, ensuring scalability and performance.
- Develop serverless services using Azure Function Apps or Google Cloud Functions and manage REST APIs.
- Enhance voice management components, including VAD, audio chunking, speech‑to‑text and text‑to‑speech.
- Integrate telephony solutions with Twilio for seamless customer interactions.
- Manage and optimise data stores such as Cosmos DB and Firestore for live data and user profiles.
- Integrate AI models via Azure OpenAI, Vertex AI and related tools to enable advanced search and response capabilities.
Required profile
- Proven experience leading backend development projects with microservices and REST APIs.
- At least 3 years of cloud development experience on Azure; familiarity with GCP is a plus.
- Strong background in voice engineering or telephony platforms such as Twilio.
- Excellent problem‑solving skills and attention to detail.
Required skills
- Python
- JavaScript
- C#
- Azure Functions
- Google Cloud Functions
- Azure (including Cosmos DB, Azure OpenAI)
- Google Cloud Platform (including Firestore, Vertex AI)
- Twilio
- Microservices architecture
- REST API development
- Voice activity detection (VAD) and related libraries (e.g., node‑vad)
- Google Cloud Speech‑to‑Text
- ElevenLabs or similar voice synthesis tools
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Silicon Luxembourg
Luxembourg
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