- Team Lead
Developed a recommender chatbot using OpenAI API and Qdrant, leading the architecture and design of the RAG system and chatbot algorithms, and successfully released it to production within 3 months. Reduced average API response time by 60% Improved recommendation accuracy from 53% to 95%
Managed team budget, ARPU & ACPU
Developed 5 microservices & managed a team of 8, including 3 backend developers, 1 full-stack developer, 2 AI specialists & 2 SREs.
- Senior Backend Engineer
Led the development of a comprehensive review system, including automated review of videos, images & text, along with 20+ related tools, improving reviewer work efficiency by 30% Developed application server & recommender system
Redesigned a recommendation algorithm that improved performance by 70% & increased user lifecycle time by 13%