StarTree Community

StarTree All-Stars

Leading the way forward to inspire and shape our community’s future

StarTree All-Stars Program

What is the StarTree All-Stars Program?

This global program recognizes leaders who go above and beyond, contributing extensively to the Apache Pinot and StarTree communities through knowledge sharing, advocacy, and support. All-Stars are provided access to exclusive product discussions and events and will be the first to know about significant product developments, features, and updates. They also receive limited-edition Pinot and StarTree swag!

StarTree All-Stars Program

What does it take to be a StarTree All-Star?

Contribution can include code or documentation commits, authoring blogs or whitepapers, speaking at conferences or meetups, and answering other community members' technical questions. Because every type of contribution is valuable, there's no specific “to-do” list to qualify, so the decision will be based on the applicant's overall contribution level and observable commitment.

Recognition and Rewards

Meet the Class 2025

Ujwala Tulshigiri
uber

Ujwala Tulshigiri

Engineering Manager II

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I lead the data realtime analytics team at Uber which built fast, reliable and scalable analytics platform based on Apache Pinot and Presto to power various business critical use cases and real-time dashboards at Uber.

Johan Adami
stripe

Johan Adami

Staff Software Engineer

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Johan is a staff software engineer at Stripe on the stream analytics team. He is based out of New York City and has worked on various data systems in the past 10+ years.

Jialiang Li
linkedin

Jialiang Li

Senior Software Engineer

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Apache Pinot Committer | Senior Software Engineer at LinkedIn working on Online Analytics. Led features including Helix controller separation, query throttling, data preprocessing and consistent data push.

Shruti Mantri
moveworks

Shruti Mantri

Software Engineer

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Software engineer with experience at Oracle, Flipkart, Amazon, Myntra, Twitter and Moveworks. Specializes in backend and data engineering architecture. Also a Udemy instructor with 7 data engineering courses.

Robert Zych
raft

Robert Zych

Software Engineer

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Robert is an active Pinot contributor that has supported and developed use cases at DoorDash and Guitar Center. He currently works at Raft developing a real-time data platform for the Air Force.

Evan Galpin
dialpad

Evan Galpin

Engineering Manager

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Technology leader passionate about high-scale, low-latency distributed systems.

Yupeng Fu
uber

Yupeng Fu

Principal Engineer

Principal Engineer at Uber leading Real-time Data and Search Platform. Previously founding member of Alluxio Inc and PMC member. Experience with Kafka, Flink, Pinot, and Lucene.

Elon Azoulay
starburst

Elon Azoulay

Staff Software Engineer

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Studied computer science at Rutgers, I've always been interested in databases and started out as a DBA. Worked on the Presto team at Facebook and joined Starburst to continue working on Trino. I enjoy spending time with my family, going to the beach, bike rides and playing classical and surf guitar.

Vivek Iyer
linkedin

Vivek Iyer

Sr. Software Engineer

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Vivek is a Senior Software Engineer at LinkedIn working on developing and maintaining Pinot. Prior to LinkedIn, he worked as a Software Engineer for Cohesity, a startup in the data management space where he helped develop the distributed filesystem SpanFS

Ken Krugler
scaleunlimited

Ken Krugler

President

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Hadoop/big data user since 2005. Apache Software Foundation member. Apache Tika committer. Flink trainer/consultant. Pinot enthusiast.

Ting Chen
uber

Ting Chen

Staff Software Engineer

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Ting Chen is a Software Engineer on Uber’s Data team. He is a Tech Lead on the Stream Analytics team whose mission is to provide fast and reliable real-time insights to Uber products and customers. Ting is an Apache Pinot committer.

Rajat Venkatesh
startree

Rajat Venkatesh

Software Engineer

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Rajat Venkatesh is a software engineer at Startree and works on Apache Pinot Database. He has contributed features such as OOM protection for MSQE queries and Cursors

Xiaotian (Jackie) Jiang
startree

Xiaotian (Jackie) Jiang

Founding Engineer

PMC and top Committer of Apache Pinot. Passionate about solving the challenges for real-time user-facing analytics.

Kartik Khare
startree

Kartik Khare

Software Engineer

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Apache Committer focused on Data Engineering OSS projects at StarTree. Working on Pinot for 3 years. Technical blogger with 500K+ Medium views. Based in Bengaluru and loves board games, especially Catan!

Neha Pawar
startree

Neha Pawar

Founding Engineer

Apache Pinot PMC and Committer, Founding Engineer at StarTree. Previously at LinkedIn working on Pinot and ThirdEye. Focuses on real-time streaming and ingestion. Evangelizes Pinot through tutorials and blogs.

Mayank Shrivastava
startree

Mayank Shrivastava

Founding Engineer | Head of Data Engineering

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Apache Pinot PMC and original team member at LinkedIn. Now heads Core Data Engineering at StarTree, evangelizing Pinot. Previously scaled Pinot at LinkedIn for Analytics, Enterprise and BI use cases.

Xiang Fu
startree

Xiang Fu

Co-founder

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Xiang Fu is the co-founder at StarTree, a cloud-native analytics platform to build the next generation of data analytics applications for millions of users. Prior to that, he was the architect at Uber's data platform team solving streaming data serving, processing, and analytics problems at a large scale.

Ankit Sultana
uber

Ankit Sultana

Staff Software Engineer

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A Database / Systems enthusiast leading the Real Time Analytics Query Stack at Uber.

Mateus Oliveira
oneway

Mateus Oliveira

Data Architect

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Big Data Enginneer working with big data solution such as Apache Kafka & Apache Spark, building streaming and batching pipeline, deep understanding in Apache Kafka, Data warehouses, Data lake and Storage systems to deliver the best experience to customer as data-driven professional.

Aman Khanchandani
startree

Aman Khanchandani

Software Engineer

Software Engineer at StarTree working on Apache Pinot. Passionate about building scalable real-time analytics systems and contributing to the open source community.

Subbu Subramaniam
linkedin

Subbu Subramaniam

Sr Staff Engineer

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Specialties: Software architecture, design and development for embedded as well as large scale systems, high availability architecture and design, strong knowledge of network protocols

Qiaochu Liu
uber

Qiaochu Liu

Staff Software Engineer

Apache Pinot Committer | Qiaochu is a software engineer passionate about empowering real-time analytics with Apache Pinot.

Aishik Bhattacharyya
startree

Aishik Bhattacharyya

Senior Software Engineer

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Software Engineer at StarTree working on large-scale ingestion systems and minions. Focused on enhancing performance and scalability through innovative solutions and new features.

David Cromberge
permutive

David Cromberge

Senior Software Engineer

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Background in monitoring and analytics startups. Have worked with various backend databases such as Riak, Netflix Atlas, DalmatinerDB and Apache Pinot. Member of Apache Datasketches PMC.

Avinash Upadhyaya
platformatory

Avinash Upadhyaya

Platform Engineer

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Platform engineer and consultant helping deploy data platforms with Kafka, Flink, and Kubernetes. Technical evangelist running local communities around streaming technologies and contributing to CNCF projects.

Xiaobing Li
startree

Xiaobing Li

Software Engineer

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Software engineer at StarTree focused on Pinot upsert, dedup, tiered storage and data ingestion features. Passionate about making real-time analytics fast and reliable.

Shounak Kulkarni
startree

Shounak Kulkarni

Software Engineer

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Fascinated by the speed of Apache Pinot and F1 cars. Love exploring and solving interesting problems whenever an opportunity shows up.

Abhishek	Sharma
spothero

Abhishek Sharma

Staff Platform Engineer

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Results-driven engineer specializing in distributed systems and cloud-native microservices. Experienced in real-time streaming, data lakes, and infrastructure optimization for scalability.

Pratik	Tibrewal
uber

Pratik Tibrewal

Senior Software Engineer

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Apache Pinot Committer | Software engineer at Uber working on real-time analytics platform. Contributed features like upsert compaction, tenant isolation, and handling out-of-order events.

Yash	Mayya
startree

Yash Mayya

Software Engineer

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Software Engineer at StarTree working on Apache Pinot's query engine. Previously worked on Kafka Connect at Confluent. Apache Kafka committer and open-source enthusiast focused on distributed systems.

David Yang
stripe

David Yang

Software Engineer

David has worked at Stripe for over 5 years and is a part of the Stream Analytics team. He's focused on making Pinot reliable at Stripe and increasing user adoption of the database. He's worked on streaming systems for the past 8+ years and enjoys distributed systems.

StarTree All-Stars Program

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