orientdb , Kibana, Freemarker, Unix, MySQL, Elasticsearch, Java Jee, Python, Curl, Logstash, H2, Elk Stack, Bash Shell Scripting, Jms, Linux, Perl, Apache Cassandra, Apache Kafka, Log4j, Glassfish, Rest Apis, SOAP-based web services, Java Enterprise Technologies, OpenMQ

Git, Data Quality, Technical Documentation, Apis, Data Modelling, MySQL, Python, Sql, Etl, ELT, error handling

Spark SQL, Power Bi, Data Warehousing, Tableau, Sql, Git, Hive, Presto, Bitbucket, Spark, Oracle, Airflow, Big Data architecture, Data quality and reconciliation frameworks, dimensional modelling, Big Data Query performance tuning, Metabase, Trino, DBT Data Build Tool

snowflake , Pyspark, Sql, Apache Airflow, Python, Apache Spark, Devops, Amazon Kinesis, CI/CD Basics, Delta Lake on Databricks

Java, BigQuery, Hadoop, Pyspark, Dataproc, Sql, Mapreduce, Cloud Storage, Hive, Gcp, Spark, DataFlow, Pub Sub, GCS

google sheets , RPA (Robotic Process Automation), Nosql, MySQL, Tableau, Python, Sql, SAP SQL Server, arc42 documentation standard, Microsoft or cloud-based data architectures, Google BigQuery