Krakow Opera, Krakow, Poland

5-in-1conferenceexperiencecovering the emerging potential of software technology

What is Sphere.it?

Welcome to a unique & innovative Software Technology Conference. Attracting developers, technology enthusiasts and businesses people all over the globe, Sphere.it Conference is becoming the leading Software Tech event in Poland, with around 600 participants, great workshops and world-class speakers. Join us for the next edition which takes place 7-9.10.2019, in the Krakow Opera, Krakow, Poland.
Scala.sphere.it is a unique event devoted to important topic for every Scala Software Developer – Dev Tools. Our aim is to show how they can facilitate effective development of Scala-based systems, how they are written, and to discuss what could still be improved.
Data.sphere.it is a conference devoted to data-centric systems and the technologies that make them tick. Whether it is data engineering or AI application challenges, they all fit in well.
React.sphere.it is a conference focused on Reactive Programming and Reactive System Design. Microservice Architectures, Actors, Messaging Systems, methods for domain analysis – all this and more will be covered during lively talks.
JS.sphere.it puts emphasis on Maintainable JavaScript. New development paradigms and best practices to the frontend will be discussed; from TypeScript, JS Tooling to the most advanced frameworks allowing to build Scalable Architecture.
Cloud.sphere.it is focused on Cloud-Native application development, architecture and tooling.
Kotlin is taking the hearts of developers and managers by the storm.

Keynote speakers

Alex Lobera Founder at LeanJS and React GraphQL Academy
Martin Odersky Lightbend
Glenn Reyes Independent Software Engineer

All speakers

Yan Cui DAZN
Holly Cummins IBM
Krzysztof Daniel Leading Edge Forum
Rodolfo Dias Software Engineer at Outfittery GmbH
Rodrigo Fernandes Software Engineer at Codacy
Marjorie Figueroa Frontend developer at Zooplus
Rossella De Gaetano IBM
Rory Graves Ensime
Roman Janusz Software Engineer at AVSystem
Ivan Jovanovic Founder at IJ Consulting. Engineer at NearForm
Michał Michalczuk Full-Stack Software Developer, IT trainer at infoShare Academy
Robin Moffatt Confluent
Giuseppe Angelo Porcelli Amazon Web Services
Jon Pretty Propensive
Jamie Maria Schouren Head of Product & Brand Strategy at Deity BV
Mathieu Sinn IBM
Tomasz Stachlewski Amazon Web Services
Maciej Treder Senior Software Development Engineer at Akamai Technologies
Juho Vepsäläinen Founder of SurviveJS, JSter, React Finland and GraphQLFinland
image speaker

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You need just one ticket to rule them all! One ticket enables you to attend all spheres & workshops Sphere.it provides - it's up to you to decide which and when you want to join. Book your tickets today.

Practical info


We are open to cooperate with Communities, Companies and Media. Just contact us!

Getting around

From airport take taxi or train.
For checking public communication you can use jakdojade.pl


Hotel Vienna House Andel’s Cracow
Hotel Wielopole
Hotel Wit Stwosz

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Code of conduct


sphere.it is dedicated to providing a harassment-free conference experience for everyone, regardless of gender, gender identity and expression, sexual orientation, disability, physical appearance, body size, race, age, religion or lack thereof. We do not tolerate harassment of conference participants in any form.

Sexual language and imagery is not appropriate for any conference venue, including talks. Conference participants violating these rules may be sanctioned or expelled from the conference without a refund at the discretion of the organizers of the conference. This applies to both in-person and online behavior.

Harassment includes, but is not limited to:

-Verbal comments that reinforce social structures of domination related to gender, gender identity and expression, sexual orientation, disability, physical appearance, body size, race, age, religion
-Sexual images in public spaces
-Deliberate intimidation, stalking, or following
-Harassing photography or recording
-Sustained disruption of talks or other events
-Inappropriate physical contact
-Invasion of personal space
-Unwanted sexual attention
-Advocating for, or encouraging, any of the above behaviour


Participants asked to stop any harassing behavior are expected to comply immediately.

If a participant engages in harassing behaviour, event organisers retain the right to take all actions to keep a welcoming & friendly environment for all participants. This includes warning the offender or expelling from the conference with no refund. Event organisers may take action to address anything designed to, or with the clear impact of, disrupting the event designed to, or with the clear impact of, disrupting the event or making the environment hostile to any participant. We expect participants to follow these rules in all venues and event-related social activities. We believe people should follow these principles also outside event-related activities!


If someone makes you or someone else feel unsafe or unwelcome, please report it as soon as possible. Conference staff can be identified by badges. Harassment and other violations of the Code of Conduct reduce the value of our event for everyone. We want you to be happy at our event. People like you make our event a better place. You can make a report either in person or anonymously.

Anonymous report
This Code of Conduct was based on JSConf EU, ScalaDays and the work of Valerie Aurora “How to Respond to Code of Conduct Reports“.

Personal report
You can make a personal report by contacting a TEAM member or emailing us: info@sphere.it

When reporting in person, our staff will ensure you are safe and cannot be overheard. They may involve other event staff to ensure proper management of your report. When you are safe, we will ask you to tell us about what happened. This can be annoying, but we will handle it as respectfully as possible, and you can bring someone to support you. You won’t be asked to confront anyone and we will not tell anyone who you are.

Our team will be happy to help you contact hotel/venue security, local law enforcement, local support services, provide guide, or otherwise assist and help you to feel safe throughout the event. We value your attendance.


This Code of Conduct was based on JSConf EU, ScalaDays and the work of Valerie Aurora “How to Respond to Code of Conduct Reports“.