Technical Skill: Data Modeling , ETL , ELT , Java , PostgreSQL , Python , OLAP , MS SQL , Distributed Systems , REST API , Elasticsearch , Docker , Apache Spark , Redis , Architecture , Observability , AWS Kinesis , AWS Redshift , Grafana , Amazon S3 , Amazon RDS , Apache Kafka , Stream processing , AWS , Amazon SQS , Kotlin , IoT , Kubernetes , OLTP , DataDog , Orchestrator , Elastic Stack , Amazon Aurora , Terraform , Prometheus , Amazon EKS , Apache Airflow , Apache Flink , ClickHouse , Dagster , Prefect , DBT , Druid , LLM , Vector , Google BigQuery , CI/CD , ELK , Cursor , Claude , Codex , Gemini