David Handermann
Employers on the program
- 2025Snowflake2 talks
- 2025Apache Software Foundation1 talk
- 2024Datavolo3 talks
The year around now
Talks in the past 12 months and announced talks ahead, one row per conference, January to December. Hover a mark for the talk.
Appearances by year
- Community Over Code (formerly ApacheCon)
- Open Source Data Summit
- Snowflake Summit
Talks
| Date | Event | Conference | Role | Title | Links |
|---|---|---|---|---|---|
| Nov 13, 2025 | Open Source Data Summit 2025 | Open Source Data Summit | speaker | Quantify the effort and outcome of removing technical debt from a large project as Apache NiFi | Video |
| Sep 11, 2025 | Community Over Code North America 2025 | Community Over Code (formerly ApacheCon) | speaker | Tech Debt Reduction and Renovation in Apache NiFi 2 as Snowflake Apache NiFi 2 introduced a significant number of foundational upgrades, from Java 8 to Java 21, from AngularJS 1 to Angular 18, and from Jetty 9 to 12, along…Show lessApache NiFi 2 introduced a significant number of foundational upgrades, from Java 8 to Java 21, from AngularJS 1 to Angular 18, and from Jetty 9 to 12, along with a substantial reduction in project source code. With close to one million lines of code, configuration, and documentation changed across more than 2000 issues, NiFi 2 represents collaborative focus on project modernization. | |
| Jun 2, 2025 | Snowflake Summit 2025 | Snowflake Summit | speaker | Tech Debt Reduction and Renovation in Apache NiFi 2 as Snowflake Apache NiFi 2 includes many major upgrades, from Java 8 to Java 21, from AngularJS 1 to Angular 18 and from Jetty 9 to Jetty 12, among others. Apache NiFi is…Show lessApache NiFi 2 includes many major upgrades, from Java 8 to Java 21, from AngularJS 1 to Angular 18 and from Jetty 9 to Jetty 12, among others. Apache NiFi is the foundation for Snowflake's managed integration service, providing managed and scalable pipelines for sending data to Snowflake from a variety of sources. Join a project committee member and author of the NiFi 2 roadmap for a review of the goals and implementation that went into this new version. From dependency changes to module restructuring, from code deletion to significant rewrites, this session highlights engineering strategies for extending, refining and pruning a large open source project. | |
| Oct 7, 2024 | Community Over Code North America 2024 | Community Over Code (formerly ApacheCon) | speaker | Firsthand Analysis of Apache NiFi Vulnerability CVE-2023-34468 as Datavolo Security vulnerabilities are a common reality in software engineering, but the details behind a CVE are often more subtle than a numerical rating. Following the…Show lessSecurity vulnerabilities are a common reality in software engineering, but the details behind a CVE are often more subtle than a numerical rating. Following the disclosure of Apache NiFi vulnerability CVE-2023-34468, published reporting highlighted significant concerns related to potential remote code execution. | SlidesVideo |
| Oct 7, 2024 | Community Over Code North America 2024 | Community Over Code (formerly ApacheCon) | speaker | Insecure By Design: How Not to Build Your Next Data Pipeline as Datavolo Best practices abound for data pipeline design. Summarizing optimal strategies is helpful, but learning from negative examples provides a unique perspective for…Show lessBest practices abound for data pipeline design. Summarizing optimal strategies is helpful, but learning from negative examples provides a unique perspective for improving processing practices. | Slides |
| Oct 7, 2024 | Community Over Code North America 2024 | Community Over Code (formerly ApacheCon) | speaker | The Jagged Edge: Streaming End-to-End Encryption with age in Java and Beyond as Datavolo When TLS is not enough, what options are available for client-side encryption? The age-encryption.org specification presents a modern answer to the problem of…Show lessWhen TLS is not enough, what options are available for client-side encryption? The age-encryption.org specification presents a modern answer to the problem of file encryption for several common scenarios. | SlidesVideo |
Frequent co-speakers
| Speaker | Shared events | Shared talks | Last together |
|---|---|---|---|
| Danica Fine | 3 | — | 2025 |
| Yufei Gu | 3 | — | 2025 |
| Alex Merced | 2 | — | 2025 |
| Alex Petrov | 2 | — | 2025 |
| Bernardo Botella Corbi | 2 | — | 2025 |
| Chaoran Yu | 2 | — | 2025 |
| Dinesh Joshi | 2 | — | 2025 |
| Francisco Guerrero | 2 | — | 2025 |
| Jarek Potiuk | 2 | — | 2025 |
| Jiale Tan | 2 | — | 2025 |
| Jordan West | 2 | — | 2025 |
| Josh McKenzie | 2 | — | 2025 |
| Justin Mclean | 2 | — | 2025 |
| Kyle Weller | 2 | — | 2025 |
| Matt Topol | 2 | — | 2025 |
Speakers with the same name are merged into one entry, so this page may combine more than one person. Affiliations are shown as each conference listed them.