Der Perlentaucher unter den Buchläden Eichendorff21

**Chris Riccomini** is a software engineer, startup investor, and advisor with more than a decade of experience at major tech companies such as PayPal, LinkedIn, and WePay. He has been involved in open source throughout his career and is the author of Apache Samza. **Dmitriy Ryaboy** is a software engineer and engineering manager. He's worked at a variety of companies and organizations, including Lawrence Berkeley National Laboratory, Cloudera, and Twitter. He helped create and grow multiple open-source projects, including Apache Parquet. Dmitriy is currently the Vice President of software engineering at Zymergen.