You don’t need to have actual tickets! We have you (and anyone else you registered with) listed in our records. You’ll just need to show us a QR code, either as a hard copy printout or simply displayed on your mobile device. You can also show a form of photo ID, but QR codes help us speed up the registration process. If you made your purchase using an Academia discount, remember to bring along your academic ID.
To see who’s registered under your order or to download the QR code, please click on the link included in your registration confirmation email (the subject is “Your order: #####”, and the # symbols refer to your order code).
Don’t worry! Just visit pretix.eu/jetbrains/kotlinconf2026/resend/ and enter the email address you used to register.
If you have a voucher, enter it in the Redeem a voucher field before clicking the Buy button. Make sure you redeem your voucher before proceeding as we cannot refund orders that have been inadvertently placed without first attaching a voucher.
We can provide you with a letter of invitation for your visa application. If you need one, please send your full details along with the receipt of your KotlinConf ticket purchase to info@kotlinconf.com.
Tickets are non-refundable, except in the event that your visa is denied or the event is canceled. You can, however, transfer your ticket to another person by changing the attendee’s name.
You can modify details of the orders, such as attendee names or answers to questions. For that, please go to the Order page; the link is provided in your confirmation email (the subject is “Your order: #####” – the # symbols refer to your order code). On your Order page, you will see a Change details button. Clicking on it will take you back through the checkout process, where you can change the personal details of the attendee.
Please note that you can only change order details until May 19, 2026.
Please click on the Order Details link provided in your confirmation email (subject is “Your order: #####” – the # symbols refer to your order code).
Scroll to the very bottom of the page and you will see a Change order button. Clicking on it will take you back through the checkout process, where you can add a workshop to your order.
Students and teachers are eligible for a 50% discount on Regular Admission tickets. This discount cannot be applied to Super Early Bird and Early Bird tickets. To apply, please send a copy of your academic ID card or other identifying material to info@kotlinconf.com. You’ll need to be enrolled as a member of your academic institution in May 2026 to receive the discount. Please note that only official institutions qualify.
We offer a bank transfer option when the minimum order is groups of 5 or more people. If this is the case, please contact us at info@kotlinconf.com.
KotlinConf is an international event, in the year 2026 it shall take place in Germany. As such, irrespective of whether you’re a business or an individual, you’ll be subject to the corresponding German VAT rate of 19%. For more information regarding VAT rules, please refer to the EU website.
Please check the Venue page for information about accommodation offerings.
If you do not yet know who from your company will be attending the conferences, you can buy multiple tickets under one name and modify the attendees names and answers to questions at a later date.
To do so, please go to the Order page by visiting the link provided in your confirmation email (the subject is “Your order: #####”, where the “#” symbols represent your unique order code). On your Order page, you will see a Change details button. Clicking on it will take you back through the checkout process, where you can change the personal details of the attendee.
Please note that the deadline for making any changes to your order details is May 19, 2026.
If you would like to change the workshop in your order, please email us at info@kotlinconf.com.
We’ll stream the talks from the Keynote Room on our YouTube channel. The link will appear on the Schedule page on the day of the event. Watching the live stream is free of charge.
All other sessions will be recorded and uploaded to our YouTube channel within two months after the conference.
You can change the invoice information on the Order Details page.
To do so, please follow the corresponding link in your confirmation email. On the Order page, find and click the Change detailsbutton. In the first section entitled Invoice information, please choose the Business or institutional customer option and fill in your company information.
Please email us at info@kotlinconf.com when you’ve changed the details, and we will reissue the invoice.
You can change your invoice information on the Order Details page
To do so, please follow the corresponding link in your confirmation email. On the Order page, find and click the Change details button. In the first section entitled Invoice information, you can add or change your address and VAT number.
Please email us at info@kotlinconf.com when you change the details, and we will reissue the invoice.
You can change the answers to the questions on the Order Details page.
To do so, please go to the Order page by following the link provided in your confirmation email (the subject is “Your order: #####”, where the “#” symbols represent your unique order code). On the Order page, you will see a Change details button. Clicking on it will take you back through the checkout process, where you can change the personal details of the attendee.
Please note that if you change your dietary requirements or T-shirt size later than two months before the event, we may not be able to accommodate your request due to production deadlines.
In case of any questions, please contact us at info@kotlinconf.com.
Yes. If you are chosen as a speaker, you’ll be fully refunded.
You can submit up to three talk proposals.
We provide speakers of the regular talks (duration of 45 minutes) with travel and accommodation. If you have a co-speaker, travel and accommodation will only be covered for one of you. Travel and accommodation expenses are covered ONLY for full-length sessions, not lightning talks.
You can only have one co-speaker.
Unfortunately not. Once a talk has been accepted, you cannot add a co-speaker.
We provide speakers with a conference pass, which only provides access on conference days. Workshop speakers can participate in the conference as well.
As a speaker, you’re entitled to a 20% discount on one additional conference ticket. This discount doesn’t apply to workshop tickets.
We’ll confirm all accepted talks by February 10, 2026.
We don’t have a KotlinConf 2026 presentation template. Feel free to use your own. The only two slides we ask you to add to your slide deck are an initial title slide and a penultimate or final voting slide to remind the audience to evaluate your session.
For a Platinum level partner there is an opportunity to sponsor one speaker. For the success of the overall programme, the programme committee reserves the right to advise what the subject of the talk should be.
If you have any questions, please contact us at speakers@kotlinconf.com
May 20–22, 2026, at ICM Munich Messe, Munich, Germany.
Registration, swag station, speaker support, and navigation.
You should be available for up to 10 hours spread across the three days of the conference.
You’ll be able to choose several volunteer roles, but this is subject to availability.
We have several rounds of selection – if you pass the initial screening, you’ll get an invitation for a quick interview (10–15 min), and all applicants will be notified of the outcome of the selection process via email (sent to the email address indicated in the application form) on February 20, 2026.
Yes, we’ll have an online orientation session in April or early May and an on-site briefing session on May 19 or 20, 2026, to ensure you feel comfortable in your roles and duties.
We will set up a Slack channel and invite all volunteers to join it. This way, you will be able to share updates with one another and connect with the entire KotlinConf team.
Yes – you must be at least 18 years old to volunteer.
You are responsible for your own travel expenses. However, you will receive a complimentary KotlinConf ticket for the conference days (May 21–22).
Please contact us as soon as possible so we can arrange a replacement.
Yes, we provide all necessary briefing and support to ensure you’re comfortable with your role.
Please contact volunteer@kotlinconf.com with any questions you might have.