● Built a RAG-powered chatbot for a major U.S. mall operator's public site using Next.js/React, Python, and ChatGPT,

with a Weaviate vector store; integrated AWS Lambda and EventBridge to automate periodic data refreshes for store

info, hours, promotions, and events.

● Maintained, enhanced, and extended a real-time metrics system for our digital signage platform (C#/.NET backend

with MSSQL + Vue.js frontend), enabling distribution of content and collection of live telemetry from thousands of

android players running our in-house app.

● Maintained legacy ELK stack, then led migration to Logstash + Opensearch on AWS, optimizing cluster

configuration and storage policies to reduce cloud costs by ~10% and improve system uptime through more resilient

indexing and alerting pipelines.

● Maintained and improved AWS-based observability + analytics infra (EC2, S3, RDS, Cloudwatch, Opensearch),

including alerting pipelines, backups, and indexing policies; built dashboards in Kibana/Opensearch to surface device

health and log analytics; contributed to efforts to standardize deployments and support scaling.

● Made incremental contributions to Android apps in Java, including UI layout and accessibility-focused design

changes; shipped updates used across several thousand client devices.

● Provided support during critical incidents, collaborated with PMs and QA.

Responsible for computer intake, maintaining, troubleshooting, and repairing. Knowledgeable in PC/Mac repairs and troubleshooting. Maintaining inventory. Customer Service.

• Taught children math concepts help them gain a a better understanding.

• Observed and evaluated student performance and development, and provided appropriate feedback.

• Coached students through challenging material with positive reinforcement and encouragement.

• Engaged students and made lessons entertaining to hold interest and encourage learning.

• Employed variety of teaching styles to respond to needs of diverse learners.

• Tutored ages 6 to 18.