120 technologies tracked daily. Openings are counted from the job board's market-wide index, so they do not depend on which postings Signal collected.
| Technology | Openings | Category rank |
|---|---|---|
| Python | 152,740 | #1 in language |
| AWS | 112,574 | #1 in cloud |
| SQL | 100,553 | #2 in language |
| Azure | 87,663 | #2 in cloud |
| Machine Learning | 70,102 | #1 in ml |
| Kubernetes | 47,284 | #1 in infra |
| GCP | 39,625 | #3 in cloud |
| Power BI | 39,034 | #1 in bi |
| Docker | 33,811 | #2 in infra |
| LLMs | 33,788 | #2 in ml |
| Tableau | 29,784 | #2 in bi |
| Terraform | 27,747 | #3 in infra |
| Databricks | 17,195 | #1 in warehouse |
| Snowflake | 15,612 | #2 in warehouse |
| PostgreSQL | 12,770 | #1 in database |
| PyTorch | 12,064 | #3 in ml |
| TensorFlow | 8,846 | #4 in ml |
| MongoDB | 7,274 | #2 in database |
| Mainframe | 6,071 | #1 in mainframe |
| Looker | 5,484 | #3 in bi |
| BigQuery | 5,150 | #3 in warehouse |
| CICS | 5,134 | #2 in mainframe |
| Scala | 5,124 | #3 in language |
| Hadoop | 5,111 | #1 in transform |
| pandas | 5,070 | #2 in transform |
| Great Expectations | 5,040 | #1 in quality |
| Redshift | 3,604 | #4 in warehouse |
| Db2 | 3,464 | #3 in mainframe |
| Apache Spark | 3,086 | #3 in transform |
| MLflow | 2,702 | #5 in ml |
| Apache Kafka | 2,603 | #1 in streaming |
| Teradata | 2,521 | #5 in warehouse |
| Delta Lake | 2,213 | #1 in format |
| AWS SageMaker | 2,004 | #6 in ml |
| Polars | 1,674 | #4 in transform |
| COBOL | 1,656 | #4 in mainframe |
| Azure Synapse | 1,541 | #6 in warehouse |
| JCL | 1,427 | #5 in mainframe |
| Apache Airflow | 1,397 | #1 in orchestration |
| Trino | 785 | #7 in warehouse |
| Parquet | 732 | #2 in format |
| ClickHouse | 716 | #8 in warehouse |
| Apache Iceberg | 712 | #3 in format |
| Apache Flink | 682 | #5 in transform |
| Fivetran | 663 | #1 in ingestion |
| Dagster | 623 | #2 in orchestration |
| Prefect | 619 | #3 in orchestration |
| AWS Kinesis | 465 | #2 in streaming |
| dbt | 429 | #6 in transform |
| DuckDB | 243 | #9 in warehouse |
| Airbyte | 156 | #2 in ingestion |
| IMS | — | mainframe |
| Java | — | language |
| Computer Vision | — | ml |
| TypeScript | — | language |
| Git | — | infra |
| Bash | — | language |
| Rust | — | language |
| NLP | — | ml |
| Ansible | — | infra |
| MySQL | — | database |
| Jenkins | — | infra |
| Hugging Face | — | ml |
| Elasticsearch | — | database |
| Go | — | language |
| GitHub Actions | — | infra |
| AWS EMR | — | cloud |
| Amazon S3 | — | cloud |
| Redis | — | database |
| scikit-learn | — | ml |
| AWS Lambda | — | cloud |
| DynamoDB | — | database |
| Vertex AI | — | ml |
| Apache Hive | — | transform |
| AWS Glue | — | cloud |
| Cassandra | — | database |
| Azure Data Factory | — | orchestration |
| Debezium | — | ingestion |
| RabbitMQ | — | streaming |
| AS/400 | — | mainframe |
| Argo Workflows | — | orchestration |
| Google Pub/Sub | — | streaming |
| Kubeflow | — | ml |
| Apache Beam | — | transform |
| VSAM | — | mainframe |
| Athena | — | warehouse |
| TSO | — | mainframe |
| Google Dataflow | — | cloud |
| AWS Step Functions | — | orchestration |
| Assembler | — | mainframe |
| Neo4j | — | database |
| REXX | — | mainframe |
| Metabase | — | bi |
| Sigma Computing | — | bi |
| Collibra | — | quality |
| Dask | — | transform |
| DataHub | — | quality |
| Apache Superset | — | bi |
| Apache Pulsar | — | streaming |
| Stitch | — | ingestion |
| QuickSight | — | bi |
| Google Dataproc | — | cloud |
| Alation | — | quality |
| Apache Hudi | — | format |
| Avro | — | format |
| Endevor | — | mainframe |
| IBM MQ | — | mainframe |
| R | — | language |
| RPG | — | mainframe |
| Ray | — | transform |
| Natural/ADABAS | — | mainframe |
| Luigi | — | orchestration |
| ORC | — | format |
| ChangeMan | — | mainframe |
| Vertica | — | warehouse |
| Firebolt | — | warehouse |
| Meltano | — | ingestion |
| Mode Analytics | — | bi |
| Monte Carlo | — | quality |
| Soda | — | quality |