Senior AI Engineer

For our client, we are looking for a Senior AI Engineer to develop intelligent chatbot and search platform components. Join a cutting-edge project focused on building scalable, production-ready AI systems that power an advanced chatbot and intelligent search experience. You will work with large language models (LLMs), design robust data pipelines, and develop high-performance vector search solutions that integrate seamlessly with real-world user interactions. The Ideal Candidate:  5+ years of experience with Python (Pandas, NumPy, FastAPI, LangChain, etc.). Deep hands-on expertise with LLMs (OpenAI, AWS Bedrock, or similar) and prompt engineering .Strong knowledge of PGVector (Postgres) and experience with NLP solutions. Proven track record in building ETL pipelines . Excellent communication and presentation skills able to explain technical concepts clearly to clients. English level B2+ . Leadership mindset: able to guide, mentor, and inspire the team. What You Will Do: Design and implement robust ETL pipelines for structured and unstructured data Generate embeddings and maintain vector databases for semantic search Integrate LLMs and fine-tune prompts for intelligent chatbot interactions Develop logic for intent detection, ranking, and contextual responses Collaborate with engineers to integrate APIs, test, and deploy models Optimize performance, security, and scalability of AI/ML components Build feedback loops for continuous model improvement and adaptation Track metadata and ensure role-based access and compliance What the Company Offers: Remote full-time opportunity on a B2B contract Rate 35 - 45 USD per hour Involvement in a high-impact AI-driven product Cross-functional collaboration and autonomy in decision-making Scalable and challenging architecture in a fast-paced environment Flexible working hours and a highly skilled international team Informacija apie mūsų atliekamą asmens duomenų tvarkymą yra pateikta privatumo politikoje, su kuria galite susipažinti internete adresu: Privatumo politika / Information about the processing of your personal data is provided in our Privacy Policy which is available online at: Privacy policy .