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Sijie
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@sijieg

Sijie

@sijieg
Co-founder & CEO of @streamnativeio | @apache_pulsar, @asfbookkeeper. In a previous life: @streamlio @twitter @yahoo
Bay Area
github.com/sijie
Joined April 2008
452 Following
1,347 Followers
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  • Pinned
    @sijieg
    Sijie
    @sijieg
    Oct 6
    Like the simplicity of Managed Agents but don't want to be locked into one model and harness? Try #Orca Agent Engine (@runorcaai). Pick your harness (Claude, Codex, Pi) and your model. Built-in guardrails let you allow, deny, or require approval and set budgets. Run it locally
    @runorcaai
    Orca
    @runorcaai
    Oct 6
    Replying to @runorcaai
    Today we're open-sourcing Orca Agent Engine, an open runtime to run and govern managed agents with any harness and any model. Developer preview 👇 github.com/orca-ae/orca-a…
  • @sijieg
    Sijie
    @sijieg
    Oct 6
    1/ @apache_pulsar 5.0 is out, and it's the new LTS. The milestone: no more partitions. With Scalable Topics, you never have to answer "how many partitions?" again.
    1
  • @sijieg
    Sijie
    @sijieg
    Sep 25
    We open sourced our correctness harness - Streaming Proof for verifying ordering & delivery guarantees for streaming & messaging systems! Give it a try!
    @openlakestream
    Open Lakestream
    @openlakestream
    Sep 25
    Article cover image
    Article
    Open-Sourcing Streaming Proof: Verifying Ordering and Delivery Guarantees
    A harness for checking delivery and ordering guarantees in Kafka-compatible systems, Pulsar and MQTT brokers, while failures happen. Today we’re open sourcing Streaming Proof, the harness we run...
  • @sijieg
    Sijie
    @sijieg
    Sep 23
    As promised — #Ursa and #UFK (Ursa for #ApacheKafka) are now open source, under the lakestream project: openlakestream.org We believe streams are foundational to solving real-time context for #AI and #agents. And like tables, streams need a storage standard to solve the
    @openlakestream
    Open Lakestream
    @openlakestream
    Sep 23
    Article cover image
    Article
    Open-Sourcing Ursa & UFK: Building an Open Ecosystem Around Stream Storage
    Authors: Sijie Guo: CEO and Co-Founder, StreamNative. Matteo Merli: CTO, StreamNative & PMC Chair of Apache Pulsar Penghui Li: Director of Streaming, StreamNative & Apache Pulsar PMC Member Hang...
    1
  • @sijieg
    Sijie
    @sijieg
    Sep 21
    Software was built for people. Now agents are becoming the customer. At the upcoming #DSS2026 I'm sitting down with @hjzhu (former co-founder & CEO of Iterable, founder & CEO of Mithra) on what changes when agents become customers. If you are interested in data+agent, please
    Data Streaming Summit 2026: The Data + Agent Conference
    From eventbrite.com