Building Data Pipelines with Airflow:Architected and implemented a daily data pipeline using Airflow, ensuring efficient and reliable collection, processing, and storage of our KPI data from Splunk APM/NexusLife/SonarQube/etc.Dashboarding :Developed and deployed a user-friendly dashboard with StreamLit, empowering stakeholders to make data-driven decisions.Project Quality & Reliability Management:Strengthened project security, managed SLA adherence for customer satisfaction, monitored code coverage for quality, and regularly sent detailed email reports on these metrics.

CI/CD Integration: integrated E2E/Canary tests into our CI/CD pipeline, enhancing the robustness of our deployment process and ensuring that new releases meet our high-quality standards.QA Automation: Built automated E2E/API test suites for the core APIs utilizing Java, Rest Assured, Selenium, and the Cucumber(Gherkin) framework.Load Testing: Architected and executed load tests to assess system performance and scalability using JMeter and Taurus, providing critical insights to optimize our solutions.Building Data Pipelines: constructed a data pipeline in Python to process cloud metrics, including MongoDB metrics.

Operated information protection systems for the ROK Cyber Operations Command, while leading automation and digitalization web projects.Served as a squad leader.

Conducted field tests to validate cloud printing product's performance and enhance user experience in real world scenarios.