The Best Tech Conferences to Attend in 2025
Every year, hundreds of tech conferences compete for your time and budget. We cut through the noise and picked the ones that consistently deliver — strong speaker lineups, genuine networking, and content you can actually apply on Monday morning.
Here are ten conferences worth planning around in 2025.
CES — January 7–10, Las Vegas
The granddaddy of consumer tech shows. CES is massive and chaotic, but there's no better place to see where hardware, AI, and connected devices are heading. Go for the keynotes and stay for the startup exhibits at Eureka Park.
Mobile World Congress (MWC) — March 3–6, Barcelona
MWC remains the top event for mobile, connectivity, and telecom. The 2025 edition is leaning heavily into 5G applications, edge computing, and on-device AI. Barcelona in March is also just a great trip.
Google I/O — May (dates TBA), Mountain View
Google's developer conference sets the agenda for Android, Chrome, cloud, and AI for the year ahead. The in-person event is small and invite-heavy, but the livestream is excellent. Watch for announcements around Gemini and Android 16.
Microsoft Build — May 19–21, Seattle
Build has become one of the strongest developer conferences around. Expect deep dives on Azure, Copilot integrations, .NET, and developer tooling. The hands-on labs are genuinely good.
WWDC — June (dates TBA), Cupertino
Apple's developer conference is mostly virtual now, but it still defines the Apple platform roadmap for the year. If you ship iOS or macOS apps, this one is non-negotiable.
KubeCon + CloudNativeCon Europe — April 1–4, London
The cloud-native community's flagship event. KubeCon is where you'll see what's next for Kubernetes, service mesh, observability, and platform engineering. The hallway track is as valuable as the sessions.
AWS re:Invent — December 1–5, Las Vegas
The biggest cloud conference on the planet. re:Invent is overwhelming in the best way — 50,000+ attendees, hundreds of sessions, and a week of product launches. If you're building on AWS, try to go at least once.
DEF CON — August, Las Vegas
The world's most famous hacker conference. DEF CON is raw, technical, and unlike any other event on this list. Villages cover everything from lock picking to car hacking to AI red-teaming. Buy your badge with cash.
GopherCon — September (dates TBA), Chicago
The Go community's annual gathering. GopherCon keeps a tight focus on the language, its ecosystem, and the people building with it. One of the best single-track conference formats in tech.
Web Summit — November 11–14, Lisbon
Web Summit is part tech conference, part startup carnival, part networking marathon. It's massive — 70,000+ attendees — and polarizing. Some people swear by it for deal flow and connections. Others find it too crowded to be useful. Worth going once to decide for yourself.
How to Choose
Don't try to attend everything. Pick two or three that align with what you're building right now. A focused trip where you attend every session and talk to people in the hallways will pay off ten times more than bouncing between five conferences.
We list all of these events (and thousands more) on our events page. Set up alerts for the topics you care about and we'll let you know when registration opens.