The Data Flowcast: Mastering Apache Airflow ® for Data Engineering and AI

Astronomer

Welcome to The Data Flowcast: Mastering Apache Airflow ® for Data Engineering and AI— the podcast where we keep you up to date with insights and ideas propelling the Airflow community forward. Join us each week, as we explore the current state, future and potential of Airflow with leading thinkers in the community, and discover how best to leverage this workflow management system to meet the ever-evolving needs of data engineering and AI ecosystems. Podcast Webpage: https://www.astronomer.io/podcast/

  1. Introducing Airflow 3.2

    -19 Ч

    Introducing Airflow 3.2

    We introduce Airflow 3.2 and its updates for teams that build and operate data pipelines. Astronomer’s Head of Customer Education, Marc Lamberti, and Senior Manager of Developer Relations, Kenten Danas, break down what’s new, from asset partitioning to Async Python tasks and DAG versioning. They explore how these updates improve scheduling, performance and observability in production workflows. Key Takeaways: 00:00 Introduction. 02:10 Airflow 3 architecture separates workers from the metadata database. 03:05 Plugin versioning and UI-based backfills simplify operations. 06:20 Asset partitioning enables granular, partition-level scheduling. 07:15 Triggering DAGs on partitions instead of full datasets. 11:05 Deferrable operators reduce worker slot usage. 12:00 Async operators reduce database pressure and overhead. 14:10 Async improves throughput, not single task speed. 22:20 Inlets and outlets improve asset lineage visibility. 23:00 DAG version markers show changes directly in the UI. Resources Mentioned: Marc Lamberti https://www.linkedin.com/in/marclamberti/ Apache Airflow  https://airflow.apache.org/ Astronomer | LinkedIn https://www.linkedin.com/company/astronomer/ Astronomer | Website https://www.astronomer.io/ 3.2 Webinar https://www.astronomer.io/events/webinars/introducing-airflow-3-2-video Asset Partitioning Guide https://www.astronomer.io/docs/learn/airflow-partitioned-runs Asynchronous Processes Guide https://www.astronomer.io/docs/learn/deferrable-operators Release Notes https://airflow.apache.org/docs/apache-airflow/stable/release_notes.html#airflow-3-2-0-2026-04-07 Provider Registry https://airflow.apache.org/registry/ Thanks for listening to “The Data Flowcast: Mastering Apache Airflow® for Data Engineering and AI.” If you enjoyed this episode, please leave a 5-star review to help get the word out about the show. And be sure to subscribe so you never miss any of the insightful conversations. #AI #Automation #Airflow #MachineLearning

    26 мин.
  2. Reflections on a Decade of Data Engineering at Seattle Data Guy

    -6 ДН.

    Reflections on a Decade of Data Engineering at Seattle Data Guy

    Lessons from the past decade of data engineering reveal how much the ecosystem has changed and what has stayed surprisingly consistent. In this episode, Benjamin Rogojan, Owner and Data Consultant at Seattle Data Guy, joins us to reflect on how the data engineering landscape has evolved alongside Apache Airflow. We explore when Airflow makes sense as an orchestrator, why batch processing is still dominant and how AI is reshaping the workflows and responsibilities of modern data engineers. Key Takeaways: 00:00 Introduction. 03:00 Airflow becomes valuable when workflows involve many pipelines, teams and dependencies. 05:00 Data engineers are still focused on making data accessible and aligning work with business needs. 05:30 Batch pipelines remain the most common approach even as real-time use cases grow. 07:45 Many “real-time” requests are actually event-driven batch workflows. 09:00 Airflow replaced many custom-built pipeline systems with built-in dependency management. 11:00 Modern orchestration tools often build on Airflow concepts or differentiate from them. 14:00 AI can assist with writing SQL and pipelines but still requires experienced engineers. 15:30 Organizations are collecting increasingly granular data creating more engineering demand. 19:00 The data stack has shifted rapidly from Hadoop-era systems to modern cloud platforms. Resources Mentioned: Benjamin Rogojan https://www.linkedin.com/in/benjaminrogojan/ Seattle Data Guy https://www.linkedin.com/company/seattle-data-guy/ Apache Airflow https://airflow.apache.org Airflow Summit / Airflow Conference https://airflowsummit.org Snowflake https://www.snowflake.com HubSpot Data Sharing / APIs https://developers.hubspot.com MLflow https://mlflow.org Thanks for listening to “The Data Flowcast: Mastering Apache Airflow® for Data Engineering and AI.” If you enjoyed this episode, please leave a 5-star review to help get the word out about the show. And be sure to subscribe so you never miss any of the insightful conversations. #AI #Automation #Airflow

    26 мин.
  3. Managing Data Quality and Governance With Airflow at Credit Karma with Ashir Alam

    26 МАР.

    Managing Data Quality and Governance With Airflow at Credit Karma with Ashir Alam

    Data quality is not optional when you manage credit data at scale. In this episode, Ashir Alam, Senior Data Engineer at Credit Karma, joins us to share how his team acts as the gatekeeper for credit data ingestion, how they standardize data quality with Airflow and DAG Factory and how they scale safely across thousands of DAGs. We explore how governance, PII protection and orchestration come together inside a modern data platform.  Key Takeaways: 00:00 Introduction. 01:00 Overview of Credit Karma’s products and financial data ecosystem. 02:00 The team acts as gatekeepers for ingesting data from TransUnion and Equifax. 03:00 Why PII handling and controlled downstream access led to adopting Airflow. 04:00 BigQuery as the warehouse and Airflow as the primary orchestrator. 05:00 Why data quality and governance are critical in financial systems. 07:00 Why Airflow was selected: ease of use and unified ETL plus data quality. 09:00 Introduction to DAG Factory and YAML-based DAG generation. 10:00 GitHub executor creates PR-driven DAG workflows with CI checks. 12:00 BigQuery operators, structured checks and custom Slack and PagerDuty alerts. 13:00 Failed checks stop ETL pipelines and trigger notifications. 17:00 Scaling DAG Factory across thousands of DAGs and runtime vs compile-time concerns. 19:00 Future improvements: better defaults, retries and GenAI workflows in Airflow. Resources Mentioned: Ashir Alam https://www.linkedin.com/in/ashir-alam/ Credit Karma https://www.linkedin.com/company/intuit-credit-karma/ Apache Airflow https://airflow.apache.org/ DAG Factory https://github.com/astronomer/dag-factory BigQuery (Google Cloud) https://cloud.google.com/bigquery GitHub https://github.com/ Slack https://slack.com/ PagerDuty https://www.pagerduty.com/ Thanks for listening to “The Data Flowcast: Mastering Apache Airflow® for Data Engineering and AI.” If you enjoyed this episode, please leave a 5-star review to help get the word out about the show. And be sure to subscribe so you never miss any of the insightful conversations. #AI #Automation #Airflow

    22 мин.
  4. Open Source Airflow Contributions and Performance Improvements at G-Research with Christos Bisias

    19 МАР.

    Open Source Airflow Contributions and Performance Improvements at G-Research with Christos Bisias

    Modern Airflow isn’t just orchestration. It's a contribution.  In this episode, we explore how open source investment drives real performance gains and deeper observability. We’re joined by Christos Bisias, Open Source Software Engineer, Apache Airflow at G-Research, to discuss how his team uses Airflow for large-scale data transformations, contributes upstream and improves scheduler throughput and OpenTelemetry support. From trace-level observability to CI-enforced metrics governance and a major scheduler optimization, this conversation spans strategy, engineering and community impact. Key Takeaways: 00:00 Introduction. 01:20 How G-Research applies machine learning and big data to predict financial market movements. 02:15 Contributing to open source is a business decision. 03:10 Maintaining a fork is costly. 04:30 OpenTelemetry collects metrics, logs and traces to provide deep system visibility. 06:10 Custom spans help identify bottlenecks inside tasks and enable performance optimization. 08:05 OpenTelemetry integration works properly in Airflow 3.0 and above. 10:00 A YAML-based metrics registry with CI enforcement ensures consistency between docs and exported metrics. 12:10 Scheduler throughput improved significantly by applying concurrency limits earlier in the database query.  15:20 Future Task SDK changes may enable language-agnostic DAG authoring beyond Python. Resources Mentioned: Christos Bisias https://www.linkedin.com/in/xbis/ G-Research https://www.linkedin.com/company/g-research/ Apache Airflow https://airflow.apache.org/ OpenTelemetry https://opentelemetry.io/ Prometheus https://prometheus.io/ Grafana https://grafana.com/ Jaeger https://www.jaegertracing.io/ Thanks for listening to “The Data Flowcast: Mastering Apache Airflow® for Data Engineering and AI.” If you enjoyed this episode, please leave a 5-star review to help get the word out about the show. And be sure to subscribe so you never miss any of the insightful conversations. #AI #Automation #Airflow

    18 мин.
  5. Automating Threat Intelligence Using Airflow with Karan Alang

    12 МАР.

    Automating Threat Intelligence Using Airflow with Karan Alang

    In this episode, Karan Alang, Principal Software Engineer at Versa Networks, joins the conversation to discuss how Airflow can be used to automate threat intelligence in modern cybersecurity environments. He explains the growing scale of cloud computing, the profitability of hacking and the shortage of SOC analysts. Karan also outlines a novel architecture that combines Airflow, XDR, graph databases and LLMs to orchestrate automated threat detection and response. Key Takeaways: 00:00 Introduction. 05:00 Organizations face massive log volumes and a shortage of SOC analysts. 07:00 The solution integrates Airflow, XDR, Neo4j graph databases and LLMs into one architecture. 08:00 MITRE ATT&CK provides a global framework for mapping tactics and techniques. 11:00 Airflow acts as the orchestration backbone for ingestion graph transformation and LLM workflows. 13:00 Graph databases provide a full relationship view of attackers’ systems and entities. 14:00 LLMs automate mapping activity to MITRE ATT&CK and assign explainable risk scores. 17:00 Traditional signature-based detection allows lateral movement and exfiltration before teams can react. 18:00 End-to-end automation is essential to mitigating modern cybersecurity threats. 20:00 Future opportunities include deeper LLM integration as first-class citizens within Airflow. Resources Mentioned: Karan Alang https://www.linkedin.com/in/karan-alang-4173437 Versa Networks | LinkedIn https://www.linkedin.com/company/versa-networks Versa Networks | Website https://versa-networks.com Google Cloud Composer (Managed Airflow on GCP) https://cloud.google.com/composer Microsoft Defender XDR  https://www.microsoft.com/es-es/security/business/siem-and-xdr/microsoft-defender-xdr Neo4j (Graph Database) https://neo4j.com MITRE ATT&CK Framework https://attack.mitre.org Thanks for listening to “The Data Flowcast: Mastering Apache Airflow® for Data Engineering and AI.” If you enjoyed this episode, please leave a 5-star review to help get the word out about the show. And be sure to subscribe so you never miss any of the insightful conversations. #AI #Automation #Airflow #MachineLearning

    22 мин.
  6. Using Plugins To Customize Airflow at Ponder Labs with Egor Tarasenko

    5 МАР.

    Using Plugins To Customize Airflow at Ponder Labs with Egor Tarasenko

    In this episode, we explore how teams scale Apache Airflow in complex environments and what it takes to make orchestration work across many stakeholders. We look at real-world challenges around visibility, ownership and predictability as data platforms grow. Egor Tarasenko, Data and AI Engineer at Ponder Labs, joins us to share how Ponder Labs customizes Airflow for education organizations using plugins, event-driven architectures and AI-powered tooling. He explains how his team supports large charter school networks and why structure, consistency and extensibility become critical at scale. Key Takeaways: 00:00 Introduction. 01:21 Ponder Labs helps education organizations bring data from many systems together so it becomes useful for teachers, school leaders and administrators. 03:10 Airflow serves as the backbone for orchestrating ingestion, transformation and reverse ETL across client data platforms. 05:43 Everything is triggered from Airflow to maintain dependency, visibility and a single operational picture. 09:05 Managing hundreds of DAGs requires a focus on structure, visibility and consistency across teams. 09:51 Treating DAGs like APIs helps teams scale without needing deep knowledge of upstream logic. 12:00 Custom plugins like schedule insights help predict DAG run times across layered dependencies. 15:00 AI-powered Airflow chat enables non-technical stakeholders to understand DAG ownership dependencies and cluster activity. 22:06 Migrating plugins to Airflow 3 improves developer experience through cleaner APIs and faster extensibility. Resources Mentioned: Egor Tarasenko https://www.linkedin.com/in/egorseno/ Apache Airflow https://airflow.apache.org dbt https://www.getdbt.com Astronomer Astro Platform https://www.astronomer.io Egor Tarasenko on Substack  https://egortarasenko.substack.com Thanks for listening to “The Data Flowcast: Mastering Apache Airflow® for Data Engineering and AI.” If you enjoyed this episode, please leave a 5-star review to help get the word out about the show. And be sure to subscribe so you never miss any of the insightful conversations. #AI #Automation #Airflow

    28 мин.
  7. Scaling Airflow at Wix for Analytics and AI with Ethan Shalev

    26 ФЕВР.

    Scaling Airflow at Wix for Analytics and AI with Ethan Shalev

    Modern data orchestration at scale demands reliability, speed and thoughtful adoption of new tooling. As organizations grow, keeping pipelines efficient while supporting more teams becomes a critical challenge. In this episode, we’re joined by Ethan Shalev, Data Engineer at Wix, to discuss how Wix operates Airflow at massive scale, migrates to Airflow 3 and uses AI to accelerate development. Key Takeaways: 00:00 Introduction. 02:13 Wix structures data engineering across multiple product-focused organizations. 03:40 Migrating nearly 8,000 DAGs to Airflow 3 requires careful planning. 04:31 Migration creates an opportunity to remove long-standing legacy Airflow code. 05:32 Internal playbooks and Cursor rules standardize and speed up DAG migrations. 07:39 Airflow 3 introduces backfills, DAG versioning and asset-aware scheduling. 09:16 Deferrable operators reduce scheduler congestion in large Airflow environments. 12:54 AI-generated code still requires review and strong testing practices. 14:52 Moving to managed Airflow reduces operational burden on internal platform teams. 15:57 Improving multi-tenancy and UI personalization remains a key Airflow need. Resources Mentioned: Ethan Shalev https://www.linkedin.com/in/eshalev/ Wix | LinkedIn https://www.linkedin.com/company/wix-com/ Wix | Website https://www.wix.com/ Apache Airflow https://airflow.apache.org/ Astronomer https://www.astronomer.io/ Trino https://trino.io/ Apache Iceberg https://iceberg.apache.org/ Cursor https://cursor.sh/ Airflow Summit https://airflowsummit.org/ Thanks for listening to “The Data Flowcast: Mastering Apache Airflow® for Data Engineering and AI.” If you enjoyed this episode, please leave a 5-star review to help get the word out about the show. And be sure to subscribe so you never miss any of the insightful conversations. #AI #Automation #Airflow

    18 мин.
  8. Using Airflow To Orchestrate Billions of Events at Addi with Carlos Daniel Puerto Niño

    19 ФЕВР.

    Using Airflow To Orchestrate Billions of Events at Addi with Carlos Daniel Puerto Niño

    Strong data orchestration is as much about culture and visibility as it is about technology. As data platforms scale, teams need systems that reduce cognitive load while increasing reliability and observability. In this episode, Carlos Daniel Puerto Niño, Senior Analytics Engineer and Data Analyst at Addi, joins us to share how Addi uses Airflow to support batch orchestration, manage organizational complexity and improve monitoring across its data platform. Key Takeaways: 00:00 Introduction. 01:25 Changes in company strategy increase data platform complexity over time. 04:00 Centralized data teams help manage organizational and technical change. 06:08 Scalable architectures support growing data volumes and use cases. 09:10 Adopting orchestration tools introduces operational and maintenance challenges. 14:43 Abstraction layers lower technical barriers for onboarding new team members. 15:36 Modularity and visibility improve the reliability of data pipelines. 18:14 Integrated monitoring supports faster incident response and resolution. 22:19 Limited access to orchestration metadata constrains proactive analysis. Resources Mentioned: Carlos Daniel Puerto Niño https://www.linkedin.com/in/carlospuertoni%C3%B1o/ Addi | LinkedIn https://www.linkedin.com/company/addicol/ Addi | Website https://www.addi.com Apache Airflow https://airflow.apache.org/ Astronomer https://www.astronomer.io/ Databricks https://www.databricks.com/ dbt https://www.getdbt.com/ Grafana https://grafana.com/ Slack https://slack.com/ Thanks for listening to “The Data Flowcast: Mastering Apache Airflow® for Data Engineering and AI.” If you enjoyed this episode, please leave a 5-star review to help get the word out about the show. And be sure to subscribe so you never miss any of the insightful conversations. #AI #Automation #Airflow

    25 мин.
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Welcome to The Data Flowcast: Mastering Apache Airflow ® for Data Engineering and AI— the podcast where we keep you up to date with insights and ideas propelling the Airflow community forward. Join us each week, as we explore the current state, future and potential of Airflow with leading thinkers in the community, and discover how best to leverage this workflow management system to meet the ever-evolving needs of data engineering and AI ecosystems. Podcast Webpage: https://www.astronomer.io/podcast/

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