Who is StreamNative?

StreamNative was founded in 2019 by the original creators of Apache Pulsar. StreamNative has more experience designing, deploying, and running large-scale Apache Pulsar instances than any other team in the world.
StreamNative is the lead contributor to the Apache Pulsar open-source project, and provides flexible Pulsar-as-a-Service that can run in our cloud or yours.
Deploy Anywhere
StreamNative’s deployment options allow you to deploy the ONE StreamNative Platform powered by the Ursa Engine in our cloud or yours:
Serverless
- Get Started in Seconds: create clusters with a single click
- Usage-based pricing with no base cost
- No need to size the cluster before usage
Dedicated
- Get Started in Minutes: spin up production-ready Pulsar clusters on demand
- Pay As You Go: scale up or down without any fixed costs
- Fully Managed by Pulsar Experts: 99.99% SLA on multi-zone deployments
Bring Your Own Cloud (BYOC)
- Leverage Existing Cloud Investments: deploy inside your existing cloud account
- Fully Managed by Pulsar Experts: 99.99% SLA on multi-zone deployments
- Control Your Data: design tiered storage/Lakehouse Storage mechanisms to fit your needs
Private Cloud License
- Control Your Security: offering the utmost privacy, security and flexibility
- Deploy Anywhere Efficiently: leverage your IT infrastructure, consolidate resources and reduce latency
- StreamNative Expertise: efficient cluster deployment and management with the StreamNative Operator
Be sure to check out ONE StreamNative Platform powered by the Ursa Engine to learn about StreamNative’s latest innovations. Visit Deploy Anywhere to view demos of each deployment method.
About our Founders

Sijie Guo
Co-founder and CEO
Sijie’s journey with Apache Pulsar began at Yahoo! where he was part of the team working to develop a global messaging platform for the company. He then went to Twitter, where he led the messaging infrastructure group and co-created DistributedLog and Twitter EventBus. In 2017, he co-founded Streamlio, which was acquired by Splunk, and in 2019 he founded StreamNative. He is one of the original creators of Apache Pulsar and Apache BookKeeper, and remains VP of Apache BookKeeper and PMC Member of Apache Pulsar. Sijie lives in the San Francisco Bay Area of California.

Matteo Merli
Co-founder and CTO
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.
