Stockholm's iconic JavaScript community conference, running since 2014 and known for its curated single-track program covering frontend frameworks, Node.js backends, tooling, and the emerging wave of AI-augmented developer workflows. 700+ senior JavaScript engineers from across the Nordics and beyond. The post-conference social events in Stockholm's bars and restaurants are a defining feature. Tickets EUR 500-700.
3 Sept 2026 – 4 Sept 2026
Stockholm, Sweden
In-person
€€€
Devs
Event
2 Jul 2026 – 3 Jul 2026
Developer conference in Prague covering modern web, cloud-native, DevOps, and AI engineering, with hands-on workshops and an unconference track. 800+ developers from across CEE. Tickets from EUR 200.
6 Jul 2026 – 7 Jul 2026
Infobip's developer and product conference on the Adriatic coast, combining technical talks on messaging APIs, CPaaS, and cloud communications with a startup pitch competition and seaside networking. 2,000+ attendees from across Europe. Tickets from EUR 100. The Split setting and summer timing make it one of Europe's most appealing dev conferences for combining work and warm weather.
7 Jul 2026 – 10 Jul 2026
Europe's largest annual Ethereum conference, organized by the non-profit Ethereum France team and rotating between Paris and Brussels. The 9th edition draws 6,000+ developers, protocol researchers, DeFi founders, and L2 engineers for four days of deep-technical talks, core-dev working groups, and a packed satellite-event calendar of side meetups and hackathons. EthCC is the default summer checkpoint for the European crypto ecosystem — if you're building on Ethereum, this is where the conversations happen. Tickets EUR 600-1,500.
8 Jul 2026 – 10 Jul 2026
Europe's largest developer conference at Messe Berlin, with software engineering, architecture, and platform scaling tracks. High-leverage venue for DevTools and API startups and for founder-led engineering recruitment.
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