Must have:Primary: Java(spring), python (Django/flask/fast) or Scala(Play)secondary: UI /modern JavaScript frameworks -- enough to make minor changes. Won t be designing UI on ownExperience w/ data platforms or data analytics web applications have some conceptions on how data pipelines work b/c they will design services that deal with high volume dataSQLAny cloud (know how to go in console and use services)Data pipelines integrated w/ ML, spark/Kafka/ Flink, Airflow, AI/GenAI.