Power Bi, Etl Development, Data Warehousing, Node.js, Azure Databricks, Data Modeling, SSIS, Sql, Azure Data Factory, Microsoft Azure, Job Scheduling, CI CD pipelines, Azure SQL storage, troubleshooting tools

card readers , Java, Printers, Automated Testing, Kotlin, Jenkins, Git, Android development, Android Studio, Gradle, Azure DevOps, NFC contactless modules, EMV contactless processing, CI CD, GitLab CI, embedded AOSP-based POS devices, certification with major card schemes, payment terminal flows, PIN pads, EMV readers