Data Scientist
Bank CenterCredit
Apr 2025 — Jun 2026Analyzed and optimized AI chatbot performance using SQL and Python, tracking bot-only resolution, transfer rate, response time, chat duration, Knowledge Base coverage, and product-level issues. Built 25+ Grafana dashboards, shared data-driven insights with NLP teams and management, and contributed to improving bot-only resolution to ~82% and answer accuracy to ~86%. Developed and evaluated LLM-based solutions for chatbot quality and customer feedback analysis, including automated low-rating root-cause classification and a Tone of Voice module. Used SQL, Python, gpt-oss 120B, prompt engineering
