- Migrate the execution of logistics-related CronJobs from a stand-alone VM to Kubernetes using Argo Workflow for better resource management and monitoring.- Design and implement an internal tool for ElasticSearch re-index automation to reduce human effort during the re-indexing process.- Revamp the user behavior log writing service by transitioning from multiple methods to an event-based architecture using Pulsar and Golang to ensure high availability.- Develop ElasticSearch index and healthcheck service as Infrastructure as Code using Terraform for resource management.

- Developed an LLM‑based resume analysis and job matching tool for a headhunting company, enabling automated screening and rankings toimprove efficiency.- Launched a Web3 professional credentials protocol and aggregator (credentialproof.io), allowing users to create tamper‑proof resume recordson the blockchain through smart contracts.- Engineered key smart contract enhancements including upgradability patterns and meta‑transactions to lower gas costs and improve userexperience.- Design and implement cloud infrastructure on AWS for multiple applications.- Established CI/CD pipelines for different service on AWS CodeFamily.-

During this internship, I was focuing on develop a job finding and management system for STEM education and Slasher.- Develop a job finding and management system for STEM education from scratch to production. - Perform different QA testing with UAT testers.- Research on AI matching system.