Contributed to the maintenance and development of ConnectiveOne, a multi-channel chatbot platform.Developed and implemented new features according to client business requirements using Node.js, MongoDB (Mongoose), and MySQL (Sequelize).Optimized prompts for AI models, which reduced the frequency of irrelevant responses ("hallucinations") and improved the accuracy of processing client requests.Monitored and debugged the system using Jaeger and Grafana to identify and resolve.Analyzed and fixed bugs to ensure the high reliability and stability of the platform.Communicated directly with clients to clarify technical requirements and provide consultations