{
     "languages": [
          "Python", "Golang", "C/C++"
     ],
     "databases": [
          "PostgreSQL", "MongoDB", "PrestoDB", "MySQL",
          "DynamoDB", "Debezium"
     ],
     "cloud services": {
          "AWS": [
               "S3", "Athena", "Redshift", "Glue", "EC2", 
               "RDS", "Elastic Beanstalk", "SQS", "Lambda",
               "Step Functions", "Event Bridge", "SSM",
               "MWAA", "EKS"
          ],
          "GCP": [
               "GCS", "BigQuery", "PubSub", "Firestore",
               "Composer"
          ],
          "others": ["Databricks"]
     },
     "Open Source Tools": [
          "Airflow", "Spark/Spark Streaming", "Metabase", 
          "Redash", "Kafka/Kafka Connect", "Kubernetes", 
          "Docker"
    ]
}