AI Engineer for a long term SaaS Project

Looking for an AI engineer to help build and improve a long-term SaaS project. The work may include: - Building backend features and APIs - Integrating AI tools, LLMs, and automation workflows - Working with authentication, databases, and user management - Connecting third-party services through APIs and webhooks - Debugging issues, improving reliability, and supporting deployment - Helping plan clean technical solutions before implementation Good fit if you have experience with: - Node.js, Python, or similar backend technologies - REST APIs, databases, and cloud deployment - AI/LLM integrations, automation, or chatbot/voice workflows - Writing clean, maintainable code - Communicating clearly and giving progress updates This is intended as a long-term collaboration for a SaaS product. The exact scope can be discussed before starting, but I am looking for someone reliable, practical, and able to take ownership of technical tasks.