Roughly monthly · in-person · Chicago
ai ml startups
Local chapter of the AI Tinkerers network for hands-on AI builders. Three-hour sessions of live demos from people shipping AI agents, RAG systems, voice interfaces, and production AI infra — working prototypes and lessons, not sales talks.
free
Monthly · in-person · Chicago
cloud aws devops
User-run AWS community holding free monthly evening events in the Loop with rotating host offices and two to three non-sales technical talks. Also runs the annual ChiBrrCon cloud conference each winter.
free
recurring beginner-friendly Weekly, Tuesdays 6 PM · hybrid · 750 N Orleans (Braintree office), Chicago
data python civic-tech networking
Chicago's weekly civic-technology night: a 45-minute talk from someone working with open data or civic tech, then self-organizing breakout groups that build apps and dig into local data. One of the country's most established civic-tech communities; welcoming to newcomers.
free
Periodic · in-person · Chicago
ai ml data
Developer-oriented AI/ML community running tech talks, workshops, and code labs, frequently featuring engineering leads from Chicago companies and startups working on LLMs and applied machine learning.
free
Periodic · in-person · Chicago
cloud devops kubernetes
CNCF cloud-native community group for Chicago engineers working with containers, Kubernetes, and the surrounding cloud-native tooling. Talk-and-networking format at local tech offices.
free
Monthly · in-person · Chicago
dotnet web cloud
Downtown Chicago user group for .NET and open-source developers, covering web, cloud, desktop, and application architecture. A separate Chicago .NET Mobile Developers group covers cross-platform mobile.
free
2nd Wednesday monthly · in-person · Hashrocket (West Loop), Chicago
elixir web
Elixir, Phoenix, and Erlang meetup that gathers monthly at the Hashrocket office in the West Loop, with food provided by sponsors. Functional-programming-focused talks and discussion.
free
Organizers: Hashrocket
recurring beginner-friendly Monthly · in-person · Chicago
r data ml
Face-to-face user group for the R statistical programming language, supported by the R Consortium's RUGs program. Shares slides and code on GitHub; welcoming to analysts and statisticians at any level.
free
Periodic · in-person · Chicago
go
Chicago's Go programming language meetup. Has a standing Meetup.com presence but a recent-event cadence I couldn't confirm this pass, so flagged uncertain pending re-verification.
free
may be inactive
recurring beginner-friendly Monthly + hack nights · in-person · Chicago
ruby web
Ruby and Rails community running talks and hands-on hack nights across Chicago and the suburbs, with long-standing ties to the 8th Light consultancy. Friendly to people new to Ruby.
free
Organizers: 8th Light
recurring beginner-friendly 2nd Thursday monthly · hybrid · Chicago
python data ai
Chicago's long-running official Python user group, with monthly talks hosted at rotating downtown company offices plus a structured mentorship program. Draws a broad crowd from data, web, and scientific-Python backgrounds.
free
Monthly · hybrid · Chicago
java jvm
One of the oldest Java user groups in the country, running monthly evening talks (now organized on Luma after leaving Meetup.com in 2025) and co-hosting the regional Great Lakes Software Symposium. Often collaborates with the Chicago Kotlin and virtual Java groups.
free
Periodic · in-person · Chicago
devops cloud
Group for developers, operators, engineers, and managers sharing DevOps practices around CI/CD, infrastructure, and reliability. Talk-and-discussion format.
free
recurring beginner-friendly Monthly (talks) · in-person · Aon Center, 200 E Randolph St, Chicago
javascript web product design
The rebranded Chicago JavaScript group, now a broader software-delivery meetup spanning front-end, back-end, UX, QA, and product. Organized with help from the Bitovi consultancy; talks are hosted downtown at the Aon Center.
free
Organizers: Bitovi
recurring beginner-friendly Monthly · in-person · Chicago
android cloud web ai
Google Developer Group covering Android, Google Cloud, web, and AI tooling, with a companion GDG Cloud Chicago chapter running cloud-focused meetups and hands-on study jams. Beginner-friendly format.
free
recurring beginner-friendly CocoaHeads 2nd Tue, NSCoder last Tue (monthly) · in-person · Chicago
swift mobile design
Chicago's Apple-platform developer community, splitting the month between formal CocoaHeads talks and informal NSCoder lightning-talk nights at local company offices. Open to designers, testers, and anyone building iOS/Mac apps.
free
Several times a year · in-person · Chicago
security
Local OWASP chapter focused on application security, running its 'AppSec & Craft Beer' talk nights at Chicagoland breweries in partnership with the regional cybersecurity community. Vendor-neutral, community-driven content.
free
Last Thursday monthly · hybrid · Chicago
data python ml ai
The Chicago PyData chapter, a monthly hybrid meetup on Python (and R, Julia, etc.) for data analysis and machine learning. Talks are recorded and posted to the PyData YouTube channel.
free
recurring beginner-friendly Monthly (10+ events/yr) · in-person · Chicago
startups networking entrepreneurship
Chicago chapter of the global Startup Grind founder community, hosting monthly fireside chats with local founders and investors plus pitch nights and vertical showcases (food-tech, edtech). Geared toward founders and people moving into startups.
varies
recurring beginner-friendly Periodic (several per year) · in-person · Chicago
networking ai design product
Chicago arm of the national Tech in Motion series (run by Motion Recruitment), hosting free curated panels, demos, and mixers for developers, designers, and product people. Recent themes center on AI in the product lifecycle.
free
Organizers: Motion Recruitment