Join developers, architects, data engineers, DevOps professionals, and anyone who wants to learn about messaging and event streaming for this virtual event. Pulsar Virtual Summit Europe 2024 brings the Apache Pulsar Community together to share best practices and discuss the future of streaming technologies.

Pulsar Summit Highlights


Speaker Session


Global Attendee


Companies Represente

Program Committee

Sijie Guo

Co-Founder and CEO, StreamNative

Sijie Guo has worked on messaging and streaming data technologies for more than a decade.Sijie was the tech lead at Twitter for the messaging infrastructure group, where he co-created DistributedLog and Twitter EventBus. Prior to that, he worked on the push notification infrastructure at Yahoo!, where he was one of the original developers of BookKeeper and Pulsar. He is also the VP of Apache BookKeeper and PMC member of Apache Pulsar.

Matteo Merli

Apache Pulsar PMC Chair, CTO, StreamNative

Matteo is the CTO at StreamNative, where he brings rich experience in distributed pub-sub messaging platforms. Matteo was one of the co-creators of Apache Pulsar during his time at Yahoo!. Matteo and Sijie worked to create a global, distributed messaging system for Yahoo!, which would later become Apache Pulsar. Matteo then co-founded Streamlio with Guo, and later served as the Senior Principal Software Engineer at Splunk post-acquisition. Matteo is the PMC Chair of Apache Pulsar, where he helps to guide the community and ensure the success of the Pulsar project. He is also a PMC member for Apache BookKeeper. Matteo lives in Menlo Park, California.

Ricardo Ferreira

Senior Developer Advocate, AWS

Ricardo is Senior Developer Advocate at AWS, working in the developer relations team for North America. With +20 years of experience, he may have learned a thing or two about distributed systems, messaging, fast data analytics, databases, and observability. Before AWS, he worked for software vendors like Elastic, Confluent, and Oracle. Ricardo is well known for his remarkable ability to explain complex topics. He cunningly breaks them down into bite-sized pieces until anyone can understand. While not working, he loves barbecuing in his backyard with his family and friends, where he finally gets the chance to talk about anything unrelated to computers. He currently lives in North Carolina, USA, with his wife and son.

Lari Hotari

Apache Pulsar PMC Member, Engineering Coach, Streaming Customer Reliability Engineering, StreamNative

Lari Hotari is an Apache Pulsar committer and PMC member. He has worked on the Java platform since 1997 and has contributed to open source for over 20 years.

Karthik Ramasamy

Head of Streaming, Databricks

Karthik Ramasamy is the Head of Streaming at Databricks. Before Databricks, he was a Sr. Director of Engineering at Splunk. Before Splunk, he was co-founder and CEO of Streamlio where he focused on building the next generation real time processing engine based on Apache Pulsar. He previously served as the engineering manager and technical lead for real-time analytics at Twitter where he co-created Twitter Heron. He has two decades of experience working in parallel databases, big data infrastructure, and networking. Karthik is the author of several publications, patents, and 'Network Routing: Algorithms, Protocols and Architectures'. He has a Ph.D. in computer science from the University of Wisconsin, Madison with a focus on big data and databases.

Jesse Anderson

Managing Director, Big Data Institute

Jesse Anderson is a Data Engineer, Creative Engineer and Managing Director of Big Data Institute. He works with companies ranging from startups to Fortune 100 companies on Big Data. This includes training on cutting edge technologies like Apache Kafka, Apache Hadoop and Apache Spark. He has taught over 30,000 people the skills to become data engineers. He is widely regarded as an expert in the field and for his novel teaching practices. Jesse is published on O’Reilly and Pragmatic Programmers. He has been covered in prestigious publications such as The Wall Street Journal, CNN, BBC, NPR, Engadget, and Wired.

Apurva Telang

Staff Software Engineer, PayPal Inc

Apurva Telang is a Staff Software Engineer in the Messaging and Streaming team at PayPal Inc. He and his team are responsible for building and maintaining PayPal's pubsub and real-time data transfer systems. His technical interests include building reliable and scalable distributed systems.

Julien Jakubowski

Developer Advocate, StreamNative

Julien Jakubowski is a Developer Advocate at StreamNative with over 20+ years of experience as a developer, staff engineer, and consultant. He has built several complex systems with distributed, scalable, and event-driven architecture for various industrial sectors such as retail, finance, and manufacturing. Julien delivers talks at conferences on software engineering, including Devoxx, JCon, Conf42, VoxxedDays, Berlin Buzzwords, and Java User Groups, among others.

Yingjun Wu

Founder and CEO, RisingWave

Yingjun Wu is the founder of RisingWave Labs, a series-A startup building RisingWave, a distributed SQL database for stream processing. Before running the company, he was a software engineer at the Redshift team, Amazon Web Services, and a researcher at the Database group, IBM Almaden Research Center. He received my PhD degree from National University of Singapore (advisor: Kian-Lee Tan), and was a visiting PhD at Carnegie Mellon University (host advisor: Andrew Pavlo).