IMPORTANT 👻 Everyone attending is REQUIRED to show their Halloween spirit by wearing a Halloween costume 🧛‍♀️ 🎃 🤠 🥳 🏴‍☠️ 🐥👩‍🎤👨‍🚒 🧙‍♂️🧝‍♀️🧚 👑

🍄🦸‍♀️ 🧟‍♀️ A frightening developer festival for our local tech community, with a strong focus on knowledge exchange, networking, and learning 🌟 Get together with Seattle Spark + AI, PyLadies Seattle, GDG Bellevue, PyData Seattle and Women Techmakers Seattle meetups

Program:

5:30 PM: Registration & Mingling ♥️ Food: Hamburgers, Fried Chicken, Tamales, Tacos, Cuban Sandwich, Vietnamese Sandwich, Mochi Donuts, and many more surprises! - Donated by Snowflake ❄️ and Stacklok 📚✨ Swag: Databricks and Delta Lake, Google 👩‍🚀💙🚀 💕🌷 🧁🍩

​​6:00 PM: Announcements + Welcome Remarks by:

Honorable MC: Mae LaPresta Software Engineer at Google

​​6:10 PM ➡️ 👻 Spooky Talk 1: Unstructured Data Processing with Snowpark Python

Speaker: Jianzhun Du Senior Software Engineer at ❄️ Snowflake

​​6:40 PM ➡️ 🎃 Spooky Talk 2: YOLO Image Segmentation With Mosaic AI

Speaker: Yang Yang Senior Specialist Solutions Architect (GenAI/ML/DS)

7:10 PM ➡️ Keynote Talk: CEO in the Open Source Arena

Keynote: Surprise special guest.

​​8:00 PM: NEW!!! Impromptus Open Source Community Lighting Talks

Give a short 2-5 min presentation in something cool that you feel passionate about anything related to open source tools or tech. We encourage Halloween theme 🥳 Every presenter will receive a swag bag! 🛍✨👕🚀

8:20 PM: 🧛‍♀️ 🎃 Halloween games + Costume Contest Prizes 👻👩‍🚀🦹🏽

​​8:30 PM: Good night

About Snowflake

Snowflake makes enterprise AI easy, efficient and trusted. More than 10,000 companies around the globe, including hundreds of the world’s largest, use Snowflake’s AI Data Cloud to share data, build applications, and power their business with AI.

📲 Follow Snowflake on LinkedIn & X

🖥 Subscribe to Snowflake Developers YouTube

❄️ Start your 30-day free Snowflake trial which includes $400 worth of free usage

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MCP Academy [Community Partner Announcement]

There is a growing excitement about the Model Context Protocol (MCP) as a way to connect AI agents to your data and systems so they can do real, valuable work.

To learn more about MCP, sign up for MCP Academy PNW. This full-day, community event features speakers from Google, Microsoft, AWS, Databricks, Tailscale, and more sharing MCP use cases and demos. The event is in-person on Oct. 29, 2025 in Bellevue, WA.

Register now at https://luma.com/mcpacademypnw and use coupon code COMMUNITY for 50% off the registration fee. MCP events fill up fast, so grab your spot today!

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Celebrating lessons learned and triumphant moments in our open source journey ✨🚀

♥️ This meetup group is run by 100% volunteers who support the Seattle open source community. ✨ We’re a committed team, pouring our hearts into every event, made possible by the incredible generosity of our sponsors and their in-kind donations.🎗Our meetup group exclusively welcomes in-kind donations and does not accept monetary contributions. Despite our very limited resources, we’re always striving to make each event better than the last! 🥳

🌷Your reviews truly mean so much—they help us keep uplifting the incredible open source community and secure more in-kind donations!"

Join us and support the open source community! 🥳🌟 In-person event - This is your chance to connect with an extensive open source community with over 50+ Enterprises, Startups and Academia 🌎🚀

Your network is your fortune. Growing and nurturing your network is one of the most important things you can do for your career ♥️

🚨 Attention

Due to venue restrictions, please note that children are not permitted. Thank you for your kind understanding.

💟 WiFi: TBD

We recommend to arrive early as seats are limited and are first come first serve 🌷🌸🌼

Parking options:

TBD.

Join Us at Our Next Event!

https://www.meetup.com/bellevue-gdg/events/

🌷 Our meetup events are made possible thanks to the open source community and a group of volunteers from a diverse background doing the best they can in every event 🌟 Volunteering opportunities - Details here 💟

Supporting over 13,250+ software engineers and data scientists enthusiasts in the Seattle area 🌷 We provide all our meetup services free of charge thanks to generous sponsors that provide us with in kind donations at every event.

♥️🌎🚀✨ Call For Proposals 👩‍🚀♥️🌎🚀

We’re thrilled to invite you to share your ideas with our vibrant meetup community! If you have a 15–45-minute presentation, workshop, or lightning talk, please submit a brief proposal here: Form. 💟 For more inquiries connect with our host, Eloisa Elias T. Join us in creating an inspiring event! 💖 We especially encourage women and first-time speakers to submit proposals for our distinguished tech meetups in Seattle and Bellevue.

💙 💚 Sponsor the open source community

Host an event at your company or provide some delicious food or snacks for our tech community attending our world class events 🍬 🍭🍿 Please fill out the form here 💟

💟 Kindly share your highlights and constructive feedback with the organizer regarding Our Open Source Events 💟 form here

💙🌎 NumFOCUS, 501(c)(3) a nonprofit that supports world-class, innovative, open source scientific projects for Data Science, including: Pandas, NumPy, Julia, SciPy, Sympy, scikit-learn, R project and many more!. NumFOCUS envisions an inclusive scientific and research community that utilizes actively supported open source software to make impactful discoveries for a better world.

♥️🚀 The Apache Software Foundation - Software for the Public Good

Apache Spark is a multi-language engine for executing data engineering, data science, and machine learning on single-node machines or clusters.

Spark has a thriving open source community, with contributors from around the globe building features, documentation and assisting other users.