Gdpr, API design, Microservices, AWS, Sso, Gcp, Azure, Anthropic Claude, Speech and multimodal, RBAC implementation, Google Gemini, containerisation, Pinecone, HeyGen, Security encryption standards, LLM APIs, OpenAI GPT-4, Azure AI Search, Azure Cognitive Services, ElevenLabs, Cloud platforms, Vector stores, Weaviate, tenant isolation