
Scalendar October 2024

Event-driven Newsletter
Spooktober’s here, bringing you a frighteningly fantastic lineup of tech events for developers! This month’s lineup is as thrilling as debugging in the dark with ghostly logs creeping in (almost done with the Halloween references, promise)! We have a lineup of Scala conferences in October 2024 that will excite functional programming enthusiasts. Plus, there are frontend meetups that promise to push your CSS skills to the limit and architecture talks that’ll have you rethinking your system designs. From Amsterdam’s tech hub to your home office, we’ve got events across Europe, the US, and online. Ready to check out our Halloween tech-basket? Let’s begin, in a slightly different order than usual – but all for good reasons!
Scala Conferences in October 2024
Functional World
- October 8, 2024
- Online
- https://www.meetup.com/functionalworld/events/303522586/?eventOrigin=group_events_list

Attention! This is our own exclusive meetup! ;) In this session, Aleksander Raninko will explore Scala 3’s compile-time tools, focusing on match types, mirrors, typeclass derivation, and named tuples – all without relying on macros or syntax trees. Through live demos, you’ll see how to easily convert between similarly structured data types, pushing the Scala compiler to its limits. If you’re intrigued by metaprogramming but prefer to avoid the complexity, this talk is for you!
Amsterdam Scala Matters Meet-up
- October 2, 2024
- Amsterdam, Netherlands
- https://www.eventbrite.com/e/amsterdam-scala-matters-meet-up-tickets-1003400607227?aff=oddtdtcreator

This community event is dedicated to Scala enthusiasts of all levels, offering an evening filled with knowledge sharing and networking. Dario Amorosi from Adevinta will present how his team optimized data transfer from Kafka to BigQuery using Scala, while Stephanie Cattoir and Leon Weemen from Bynder will discuss extracting complex functionality from a monolithic system using Event Sourcing and Akka. Talks will be in English, and the event is free to attend, with a waitlist available.
Lambda World
- October 2-4, 2024
- Cadiz, Spain
- https://www.lambda.world/

Lambda World, the largest functional programming event in Southern Europe, returns to Cádiz. This year’s event will feature over 600 attendees, 24 international speakers, and 16+ hours of talks across two parallel tracks, covering topics like AI & ML, software architecture, functional programming in web development, and more.
The Atlanta Scala Meetup Group
- October 2, 2024
- Online
- https://www.meetup.com/atlanta-scala/events/302007573/?eventOrigin=group_events_list

The Atlanta Scala Meetup is a community gathering for Scala enthusiasts to learn, share, and connect with others in the field. The bi-monthly virtual meetups take place every first Tuesday at 7 PM Eastern. The flexible format includes a mix of presentations, workshops, and community participation to foster collaboration between Scala practitioners, job seekers, and companies.
Scala-Pils
- October 2, 2024
- Oslo, Norway
- https://www.meetup.com/scalabin/events/303392641/?eventOrigin=group_events_list

Scala-Pils is a monthly meetup for Scala enthusiasts in Oslo. The event takes place on the first Wednesday of each month at Nedre Foss Gård, offering a casual evening of programming discussions. Participation is free, and everyone is welcome to join.
Dallas Scala Enthusiasts
- October 10, 2024
- Online
- https://www.meetup.com/dallas-scala-enthusiasts/events/300917840?utm_medium=email&utm_source=braze_canvas&utm_campaign=mmrk_alleng_event_announcement_prod_v7_en&utm_term=promo&utm_content=lp_meetup

Join the Dallas Scala Enthusiasts online meetup, where Jon Pretty will present “Direct-style Scala 3 with Soundness.” In this fast-paced session, Jon will showcase several Soundness libraries, focusing on how to write clear, correct, and efficient code using direct-style Scala 3. The presentation will cover topics like JSON, REST, generic derivation, streaming, and error safety, with a live coding demo that takes an application from prototype to production. All experience levels are welcome to participate and suggest topics for future meetups!
Art of Scala
- October 10, 2024
- Warsaw, Poland
- https://artofscala.com/

Art of Scala 2024 is an exciting event dedicated to Scala enthusiasts, bringing together developers, industry experts, and innovators to explore the latest advancements in Scala programming. Attendees can look forward to insightful talks, hands-on workshops, and opportunities to network with peers who are passionate about functional programming.
Crack open the black box of sbt with build and test observability, Webinar
- October 10, 2024
- Online
- https://gradle.com/training/webinar-scala-developers-sbt-build-test-observability/

Join the DPE Summit keynote livestream and learn how what’s going on inside the black box of sbt with Develocity Build Scan. Iulian Dragos, a principal software engineer and member of the original Scala team, will showcase how Build Scan provides deep insights into sbt builds, helping identify long-running tasks, flaky tests, performance bottlenecks, and more. Discover how the Build Cache reduced Scala 3 build times from 20 minutes to 90 seconds.
ScalaBridge London
- October 10, 2024
- London, UK
- https://www.meetup.com/scalabridge-london/events/303096311/?eventOrigin=group_events_list

This community-run group is dedicated to learning and improving programming skills, offering hands-on learning sessions in a welcoming and inclusive environment. The event kicks off with socializing, followed by a hands-on learning session. This one focuses on streaming data analytics, with programming material suitable for new and experienced developers.
Scala 3 in Munich
- October 16, 2024
- Munich, Germany
- https://www.meetup.com/scalamuc/events/303277270/?eventOrigin=group_events_list

Join the Scala 3 meetup in Munich at the Spendit AG office. Nikita Glushchenko will share insights on migrating from Scala 2 to Scala 3, based on Spendit AG’s recent migration. This is followed by Jon Pretty’s live-coding session where he will build a Scala 3 command-line app using Soundness, covering topics like CLI, error handling, REST APIs, and more. The event will be recorded and made available on YouTube.
Scala Bay
- October 17, 2024
- TBA (Palo Alto / Mountain View)
- https://www.meetup.com/scala-bay/events/303718227?utm_medium=email&utm_source=braze_canvas&utm_campaign=mmrk_alleng_event_announcement_prod_v7_en&utm_term=promo&utm_content=lp_meetup

Krzysztof Romanowski, Head of Scala & Tooling at VirtusLab, will discuss the intricate process behind developing and maintaining Scala and its core ecosystem, sharing insights into the challenges his team faces and what to expect in the future. He will also explore how the community can contribute to the growth of Scala in various ways. Expect some focus on Scala CLI and Bazel as part of the talk.
Software Architecture
SquiggleConf
- October 3-4, 2024
- Boston, US
- https://2024.squiggleconf.com/

This conference is dedicated to web development tooling, bringing together developers, contributors, and maintainers of cutting-edge tools like TypeScript, Rust, and Zig. The event features a full day of talks on October 3rd and hands-on workshops on October 4th.
Devoxx Belgium
- October 7-11, 2024
- Antwerp, Belgium
- https://devoxx.be/

Devoxx Belgium has the 21st edition of this renowned 5-day technology conference. Attracting over 3,500 attendees, Devoxx showcases cutting-edge innovations with a strong focus on Java 23, Generative AI, Cloud, Big Data, and Developer Culture. Attendees can engage in diverse tracks covering topics like Java, AI, security, architecture, UI/UX, and more, with global experts sharing their insights.
Jax New York
- October 7-10, 2024
- New York, US / Online
- https://devm.io/jaxnewyork/

JAX Conference offers a top-tier experience for software architects and leaders. This multi-conference event includes sessions on Domain-Driven Design, Microservices, Cloud Native, DevOps, and Software Architecture, with notable speakers such as Rashmi Venugopal (Netflix) and Dino Esposito (Crionet). Whether attending in person or virtually, participants can network, enjoy workshops, and access exclusive content.
Platform Summit
- October 7-9, 2024
- Stockholm, Sweden
- https://nordicapis.com/events/platform-summit-2024/

This premier event for API professionals will feature over 60 speakers, workshops, and sessions on API design, security, business models, and the latest trends in API-first technologies. With tracks covering topics like OAuth, OpenID Connect, GraphQL, and the role of AI in APIs, the summit promises insights into how to elevate API strategies.
Techorama – Funfair
- October 7-9, 2024
- Utrecht, Netherlands
- https://techorama.be/

This year’s theme of Techorama, “The Fun Fair Edition,” promises an exciting mix of insightful sessions, workshops, and networking opportunities, all set in the vibrant atmosphere of Kinepolis Antwerp.
GraphQL Summit
- October 9, 2024
- New York, US
- https://summit.graphql.com/connect

GraphQL Summit is the must-attend conference for API platform builders and leaders, offering opportunities to learn, connect, and grow your professional network. Highlights include the Apollo Federation’s 5th birthday bash on October 9, and a 5K Fun Run in downtown NYC. Attendees can also visit the Apollo GraphQL Lounge to chat with Apollo engineers and discuss GraphQL, AI, and platform engineering topics.
NDC Porto
- October 14-18, 2024
- Porto, Portugal
- https://ndcporto.com/

This conference for software developers will feature over 86 speakers, 100+ conference sessions, and 10 hands-on workshops. The event also offers evening networking opportunities that focus on fostering connections within the tech community. Workshops run from October 14-15, followed by conference sessions from October 16-18.
Global Software Architecture Summit
- October 14-16, 2024
- Barcelona, Spain
- https://gsas.io/

This event is dedicated to exploring the integration of Software Architecture and Artificial Intelligence, with a focus on architectural patterns, Domain-Driven Design, Event Storming, Functional Declarative Design, and more. Over 600 attendees from 35+ countries will gather to learn from 15+ top industry speakers. GSAS offers practical talks, hands-on workshops, and networking opportunities for software architecture professionals.
BaselOne
- 16-17 October 2024
- Basel, Switzerland
- https://baselone.org/en/baselone-home/

BaselOne brings together over 220 participants, including top companies from industries such as IT, pharmaceuticals, banking, and more. The conference features sessions on cutting-edge topics like GitHub Copilot, Testcontainers, Generative AI, and Functional Domain Modeling.
Hello Stavanger
- 16-17 October 2024
- Stavanger, Norway
- https://www.hellostavanger.no/

Hello Stavanger is a conference for digital designers, developers, QA, and agile practitioners. This event is a celebration of learning and innovation in software, with a focus on shaping the future of the digital industry. Offers engaging talks, workshops, and networking opportunities.
DevConf
- October 16, 2024
- Łódź, Poland
- https://devconf.pl/

The event is divided into pre-conference workshops on October 16 and the main conference from October 17-18. DevConf brings together professional software developers from various sectors, offering an opportunity to learn, network, and get inspired. With a strong focus on hands-on learning, the workshops and sessions cover a wide range of topics presented by renowned speakers.
API Conference
- October 21-23, 2024
- Berlin, Germany / Online
- https://apiconference.net/berlin/

This event is designed for professionals focusing on API design, management, and security. It offers 3 full days of workshops, sessions, and keynotes, including topics such as AI-driven API integration, microservices, and API governance. The event brings together over 1200 API professionals from around the world, featuring expert speakers. Highlights include hands-on workshops, networking opportunities, and an exclusive API After Work event on October 22.
Codemotion Conference Milan
- October 22-23, 2024
- Milan, Italy
- https://conferences.codemotion.com/milan2024/

Codemotion offers an expanded venue with more developers, speakers, and networking opportunities. This tech event will feature over 130 speakers and promises two days filled with inspiring talks, panels, Q&A sessions, and hands-on workshops. You can expect unlimited access to all tracks, networking with top tech companies, and a certificate of attendance.
Pulsar Summit: Data Streaming Summit
- October 28-29, 2024
- San Francisco, US
- https://datastreaming-summit.org/

Data Streaming Summit is an event bringing together developers, architects, data engineers, DevOps professionals, and data streaming enthusiasts. It offers over 170 sessions, attracting more than 2,200 attendees and 700+ companies. The summit focuses on sharing best practices and discussing the future of streaming technologies, with a special emphasis on Apache Pulsar and Apache BookKeeper. For those looking to dive deeper into data streaming, there are free, on-demand training sessions for Apache Pulsar.
Frontend
meet.js KRK
- October 3, 2024
- Kraków, Poland
- https://www.meetup.com/KrakowJS/events/303233719/

Join meet.js KRK for an exciting evening of networking, learning, and sharing. This meetup is perfect for developers and JavaScript enthusiasts. The agenda features Michał Pierzchała discussing Spatial Computing with React and how React was adapted for Apple’s Vision Pro, as well as Przemysław Nowak sharing how NX Monorepos transformed development at Brainly, speeding up product delivery.
WarsawJS Meetup #119 [JavaScript]
- October 9, 2024
- Warszawa, Poland
- https://www.meetup.com/WarsawJS/events/303410034/

Join this meetup for an evening of insightful JavaScript talks, lightning sessions, and networking. The agenda features three presentations: Maciek Palmowski will explore if Astro is the ultimate front-end framework, Rafał Bartoszek will delve into Signals, and Witold Sosnowski will demonstrate portable local development environments with Devbox powered by NixOS.
dev.js Summit
- October 17, 2024
- Online
- https://devjssummit.pl/

This event is designed to provide in-depth knowledge and an exciting experience for JavaScript enthusiasts. The conference will feature multiple speakers and presentations covering various aspects of JavaScript development.
React Brussels
- October 18, 2024
- Brussels, Belgium / Online
- https://www.react.brussels/

React Brussels offers a single-track conference featuring 12 speakers sharing insights on the latest trends in the React ecosystem. The event will cover topics such as React Server Components, Accessibility, Design Systems, TypeScript, and AI. Attendees can expect expert talks, workshops, networking opportunities, and after-parties, making it a highly engaging experience for JavaScript developers.
Accessibility for Devs Series
- October 22, 2024
- Online
- https://www.meetup.com/torontojs/events/302102861/?eventOrigin=group_events_list

The Accessibility for Devs Series continues with its third event, featuring an online talk and workshop. This event, designed for developers, offers live coding demos and hands-on practice, helping participants improve their skills with accessibility (“a11y”) in mind. Open to all skill levels, it is run by the Accessibility Team at TorontoJS and alternates monthly between online and in-person sessions. The exact topic and speaker are yet to be announced, but early registration is encouraged as spots fill up fast.
reactjsday
- October 25, 2024
- Verona, Italy
- https://2024.reactjsday.it/

ReactJS Day 2024 marks the 10th anniversary of this Italian React conference. This event will bring together developers and enthusiasts to explore the latest innovations, best practices, and real-world applications of React, including topics like React Server Components, AI, Next.js, Accessibility, and more. Two workshops are scheduled for October 24th, covering design systems for JS developers and NextJS/React performance & resiliency.
React Advanced London
- October 25 & 28, 2024
- London, UK / Online
- https://reactadvanced.com/

This event offers both in-person and remote attendance, with over 50 speakers and more than 800 attendees expected in London and 5,000 developers joining remotely. The conference focuses on advanced React topics, including React 19, Server Components, AI integration, React Compiler, and much more. It features expert talks, discussion rooms, hands-on workshops, and networking opportunities, making it an event for React developers of all levels.
Conf42: JavaScript
- October 31, 2024
- Online
- https://www.conf42.com/js2024

Conf42 will feature a variety of talks from industry experts and developers focusing on JavaScript and its ecosystem. This edition is part of a broader series of Conf42 events, covering topics like DevOps, Machine Learning, Cloud Native, and more.
Conclusion
That wraps up our Scalendar for October 2024! With a full lineup of Scala conferences in October 2024 and other tech events, this month offers numerous opportunities to connect, learn, and grow. Whether you’re tuning in online or attending in person, these gatherings are the perfect way to stay on top of the latest trends and innovations in Scala, software architecture, and frontend development. We’ll be back next month with more events to keep you ahead in the tech world. Until then, happy coding and stay spoOOooOOoky!
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