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Frequently Asked Questions

Yes! Check out mozilla events happening today here. These are in-person gatherings where you can meet fellow enthusiasts and participate in activities right now.

Discover all the mozilla events taking place this week here. Plan ahead and join exciting meetups throughout the week.

Absolutely! Find mozilla events near your location here. Connect with your local community and discover events within your area.

Mozilla Events Today

Join in-person Mozilla events happening right now

Entrepreneur's Day - with Matthias Zeitler, Serial Entrepreneur
Entrepreneur's Day - with Matthias Zeitler, Serial Entrepreneur
The event will be held in English For English below \- \- \- \- \- "Денят на Предприемача" е ежемесечно събитие на живо, на което каним успешни предприемачи, за да разкажат какво стои зад резултатите им. Освен нашите въпроси, всеки от присъстващите може да зададе и свои и да се включи в разговора. През месец май очаквайте Matthias Zeitler, сериен предприемач Matthias Zeitler builds and operates long-term residential environments where people live and work — with a focus on making them economically and structurally viable over time, not just attractive in the short term. He has lived and worked internationally and is now based in Bulgaria, where he leads large-scale real estate and community projects. As chairman and operational lead of Coliving Semkovo, he is responsible for the redevelopment of a \~17,000 m² former hotel into a residential community with more than 200 units. His work centers on turning underused or mispositioned assets into functioning places — designing ownership structures, operational models, and governance that hold up under real conditions. He typically leads projects through uncertainty and then steps back once they are stable. Matthias was co-founder of Coworking Bansko, contributing to the town’s emergence as a global remote work hub, and founder of Bansko Nomad Fest, which he later exited. His earlier career includes senior product and technology leadership roles in international, enterprise-scale environments. His current and upcoming projects include Thracian Views, a residential redevelopment near Sofia, and Nomad Pioneers — an initiative exploring how new remote-work ecosystems form in emerging locations. His perspective is pragmatic: less about vision and positioning, more about what actually works over time — financially, operationally, and socially. Програма: 19:00 - 20:00 ч. : Регистрация\* и свободен нетуъркинг 20:00 - 21:00 ч. : Основна част с гост Matthias Zeitler, сериен предприемач ( на английски език! ) 21:00 - 21:30 ч. : Q&A 21:30 - 23:00 ч. : Свободен нетуъркинг \* Регистрацията ще бъде възможна през цялото събитие. Организатор и водещ: Ивайло Георгиев Кога: 18.05.2026 г. (понеделник), 19:00 - 23:00 ч. Къде: Gramophone Club, ул. Будапеща 6, София Вход\*: 15,34 € / 30 лв. \* Плащане на място в брой или с карта. Без нужда от предварителна регистрация. Ежемесечно организираме бизнес събития в Пловдив, София и страната. Последвайте нашата страница или уебсайт за актуална информация: https://www.facebook.com/EntrepreneursNightOut https://entrepreneursnightout.org Очакваме Ви! \- \- \- \- \- "Entrepreneur’s Day" is a monthly live event where we invite successful entrepreneurs to share what stands behind their results. In addition to our own questions, everyone attending can ask questions and join the conversation. This May, expect Matthias Zeitler, serial entrepreneur. Matthias Zeitler builds and operates long-term residential environments where people live and work — with a focus on making them economically and structurally viable over time, not just attractive in the short term. He has lived and worked internationally and is now based in Bulgaria, where he leads large-scale real estate and community projects. As chairman and operational lead of Coliving Semkovo, he is responsible for the redevelopment of a \~17,000 m² former hotel into a residential community with more than 200 units. His work centers on turning underused or mispositioned assets into functioning places — designing ownership structures, operational models, and governance that hold up under real conditions. He typically leads projects through uncertainty and then steps back once they are stable. Matthias was co-founder of Coworking Bansko, contributing to the town’s emergence as a global remote work hub, and founder of Bansko Nomad Fest, which he later exited. His earlier career includes senior product and technology leadership roles in international, enterprise-scale environments. His current and upcoming projects include Thracian Views, a residential redevelopment near Sofia, and Nomad Pioneers — an initiative exploring how new remote-work ecosystems form in emerging locations. His perspective is pragmatic: less about vision and positioning, more about what actually works over time — financially, operationally, and socially. Program: 19:00 – 20:00 \| Registration\* and open networking 20:00 – 21:00 \| Main session with guest Matthias Zeitler\, serial entrepreneur \(in English\!\) 21:00 – 21:30 \| Q&A 21:30 – 23:00 \| Open networking \*Registration will be available throughout the entire event. Organizer and host: Ivaylo Georgiev When: 18.05.2026 (Monday), 19:00 – 23:00 Where: Gramophone Club, 6 Budapest St., Sofia Entrance\*: €15.34 / 30 BGN Payment on-site by cash or card. No pre-registration required. We organize monthly business events in Plovdiv, Sofia, and other cities across Bulgaria. Follow our page or website for updates and upcoming events: https://www.facebook.com/EntrepreneursNightOut https://entrepreneursnightout.org We look forward to seeing you!

Mozilla Events This Week

Discover what is happening in the next few days

#47 Cyber Security Talks Bulgaria – 4th birthday party
#47 Cyber Security Talks Bulgaria – 4th birthday party
4 години споделяме знание! Създаваме сигурност. Празнуваме заедно! Настъпи момент да отпразнуваме заедно **4-тата** **ГОДИШНИНА на Cyber Security Talks Bulgaria**. Този път без домакин и по много по-различен начин. Заповядайте на нашето парти в Art Bar 158 на **20.05**. Вече 4 години създаваме общност, споделяме опит, мнение и научени уроци, защото така вярваме, че ще постигнем по-сигурно Киберпространство за всички нас. Стъпвайки отново фраза от добре познатия ни сериал „Бар Наздраве“ : „Where everybody knows your name“, бихме казали, че Cyber Security Talks Bulgaria се утвърди като място, където всеки е добре дошъл. На 20 май това място е „Art Bar 158” (ул. „Княз Борис I“ 158). Подготвили сме една по-различна от обичайното програма, но ще я разкриваме постепенно. Както казваше един знаменит българин „Часът и мястото на срещата са известни“ – Часът е обичайният, дата - нестандартна, мястото – различни от всяко до момента. **Всеки гост на нашето парти ще получи подарък. Първото питие е от нас.** Ела на едно по-различно събитие с quiz, жива музика и приятни моменти. Бъди част от общността! Следете страниците в социалните мрежи и канала ни в Discord, за да научавате повече: · LinkedIn: [https://www.linkedin.com/company/cyber-security-talks-bulgaria](https://www.linkedin.com/company/cyber-security-talks-bulgaria) · Facebook: [https://www.facebook.com/profile.php?id=61588273361718](https://www.facebook.com/profile.php?id=61588273361718) · Meetup: [https://www.meetup.com/Cyber-Security-Talks-Bulgaria-Meetup-Group/](https://www.meetup.com/Cyber-Security-Talks-Bulgaria-Meetup-Group/) · Discord: [https://discord.gg/MPMAgmCbWs](https://discord.gg/MPMAgmCbWs) (#cybersec-talks) · Website : [https://www.cybersecuritytalks.bg/](https://www.cybersecuritytalks.bg/)
PyData Sofia & DSS Meetup March 2026
PyData Sofia & DSS Meetup March 2026
Please join us on May 20th for an amazing co-hosted practical meetup with the Data Science Society! ## What can you expect? ​This hands-on workshop explores how modern AI tools are changing everyday software engineering. Participants will see practical, real-world examples of how developers use tools like Kiro, Claude Code, Windsurf, and Cursor to write, debug, refactor, and understand code more efficiently. ​The session focuses on concrete use cases - speeding up feature development, improving code quality, navigating large codebases, and integrating AI into existing development cycles. It will give attendees a clear view of what “AI-augmented development” looks like in practice. ## ​Who will present? ​We have 4 speakers : * ​Rosen Krumov * ​Borislava Bagaliyska * ​Petar Ivanov * ​Viktor Botev ​Soon we will announce a bit more about the concrete expertize and focus of each of them! # ​Official partner ​For this meet-up our official partner is [iris.ai](https://iris.ai/?utm_source=luma). ​[Iris.ai](https://iris.ai/?utm_source=luma) is the AI Development and Operation Platform for building secure, high-performance Agentic RAG systems. ​Event is free but registration is mandatory: https://luma.com/bz9lg7aq
Entrepreneur's Day - with Matthias Zeitler, Serial Entrepreneur
Entrepreneur's Day - with Matthias Zeitler, Serial Entrepreneur
The event will be held in English For English below \- \- \- \- \- "Денят на Предприемача" е ежемесечно събитие на живо, на което каним успешни предприемачи, за да разкажат какво стои зад резултатите им. Освен нашите въпроси, всеки от присъстващите може да зададе и свои и да се включи в разговора. През месец май очаквайте Matthias Zeitler, сериен предприемач Matthias Zeitler builds and operates long-term residential environments where people live and work — with a focus on making them economically and structurally viable over time, not just attractive in the short term. He has lived and worked internationally and is now based in Bulgaria, where he leads large-scale real estate and community projects. As chairman and operational lead of Coliving Semkovo, he is responsible for the redevelopment of a \~17,000 m² former hotel into a residential community with more than 200 units. His work centers on turning underused or mispositioned assets into functioning places — designing ownership structures, operational models, and governance that hold up under real conditions. He typically leads projects through uncertainty and then steps back once they are stable. Matthias was co-founder of Coworking Bansko, contributing to the town’s emergence as a global remote work hub, and founder of Bansko Nomad Fest, which he later exited. His earlier career includes senior product and technology leadership roles in international, enterprise-scale environments. His current and upcoming projects include Thracian Views, a residential redevelopment near Sofia, and Nomad Pioneers — an initiative exploring how new remote-work ecosystems form in emerging locations. His perspective is pragmatic: less about vision and positioning, more about what actually works over time — financially, operationally, and socially. Програма: 19:00 - 20:00 ч. : Регистрация\* и свободен нетуъркинг 20:00 - 21:00 ч. : Основна част с гост Matthias Zeitler, сериен предприемач ( на английски език! ) 21:00 - 21:30 ч. : Q&A 21:30 - 23:00 ч. : Свободен нетуъркинг \* Регистрацията ще бъде възможна през цялото събитие. Организатор и водещ: Ивайло Георгиев Кога: 18.05.2026 г. (понеделник), 19:00 - 23:00 ч. Къде: Gramophone Club, ул. Будапеща 6, София Вход\*: 15,34 € / 30 лв. \* Плащане на място в брой или с карта. Без нужда от предварителна регистрация. Ежемесечно организираме бизнес събития в Пловдив, София и страната. Последвайте нашата страница или уебсайт за актуална информация: https://www.facebook.com/EntrepreneursNightOut https://entrepreneursnightout.org Очакваме Ви! \- \- \- \- \- "Entrepreneur’s Day" is a monthly live event where we invite successful entrepreneurs to share what stands behind their results. In addition to our own questions, everyone attending can ask questions and join the conversation. This May, expect Matthias Zeitler, serial entrepreneur. Matthias Zeitler builds and operates long-term residential environments where people live and work — with a focus on making them economically and structurally viable over time, not just attractive in the short term. He has lived and worked internationally and is now based in Bulgaria, where he leads large-scale real estate and community projects. As chairman and operational lead of Coliving Semkovo, he is responsible for the redevelopment of a \~17,000 m² former hotel into a residential community with more than 200 units. His work centers on turning underused or mispositioned assets into functioning places — designing ownership structures, operational models, and governance that hold up under real conditions. He typically leads projects through uncertainty and then steps back once they are stable. Matthias was co-founder of Coworking Bansko, contributing to the town’s emergence as a global remote work hub, and founder of Bansko Nomad Fest, which he later exited. His earlier career includes senior product and technology leadership roles in international, enterprise-scale environments. His current and upcoming projects include Thracian Views, a residential redevelopment near Sofia, and Nomad Pioneers — an initiative exploring how new remote-work ecosystems form in emerging locations. His perspective is pragmatic: less about vision and positioning, more about what actually works over time — financially, operationally, and socially. Program: 19:00 – 20:00 \| Registration\* and open networking 20:00 – 21:00 \| Main session with guest Matthias Zeitler\, serial entrepreneur \(in English\!\) 21:00 – 21:30 \| Q&A 21:30 – 23:00 \| Open networking \*Registration will be available throughout the entire event. Organizer and host: Ivaylo Georgiev When: 18.05.2026 (Monday), 19:00 – 23:00 Where: Gramophone Club, 6 Budapest St., Sofia Entrance\*: €15.34 / 30 BGN Payment on-site by cash or card. No pre-registration required. We organize monthly business events in Plovdiv, Sofia, and other cities across Bulgaria. Follow our page or website for updates and upcoming events: https://www.facebook.com/EntrepreneursNightOut https://entrepreneursnightout.org We look forward to seeing you!
Sofia Social Mixer
Sofia Social Mixer
We’re getting together at McCarthy’s for a different kind of evening—one cantered on the journeys that brought us to Sofia and the local roots that keep us here. Whether you’re a local, looking for a social drink after work or you just landed yesterday from afar, come grab a drink and help us bridge the gap between the expat and local scenes.
Founders Running Club :: Sofia
Founders Running Club :: Sofia
**Founders Running Club** (FRC) brings founders, investors, tech, creative people and startup enthusiasts together for weekly easy runs and networking. We like to be comfortable when we run and finish with coffee and conversations. Choose your pace or follow a pacer—pets, friends, family, are welcome. 🗓️ Launched in San Francisco, July 16, 2022 🌍 Now in 35+ cities 📅 Running + Networking events + Community **Join the community** [http://foundersrc.com/chats](http://foundersrc.com/chats) **Stay updated**: Instagram [http://instagram.com/foundersrc/](http://instagram.com/foundersrc/) Podcast [http://podcast.foundersrc.com/](http://podcast.foundersrc.com/) LinkedIn [http://linkedin.com/company/foundersrc/](http://linkedin.com/company/foundersrc/) Strava [http://strava.com/clubs/foundersRC](http://strava.com/clubs/foundersRC) Website [http://foundersrc.com/](http://foundersrc.com/)
Philosophy Social Event: Ethics in Action
Philosophy Social Event: Ethics in Action
How will AI impact the arts? What are the ethics of parasocial relationships? Who deserves to be cancelled? Where are the limits of language? At this event, we'll explore detailed scenarios where these ethical dilemmas play out. We’ll rotate in small groups between four different scenarios. Discuss, share, and hear how others think. This is for anyone who enjoys: * Thought-provoking conversations * Meeting new people in small groups * Practical philosophy 📅 Date: Tuesday, 19 May 🕖 Time: Event begins at 19:15 📍 Location: The Steps (upstairs) 🎟️ Price: Free NOTE: There is NO LIMIT on the number of participants. Even if you don't reserve a spot, you can still come along.
Build with AI Tirana: Hack, Learn, Innovate
Build with AI Tirana: Hack, Learn, Innovate
Join us for a 2-day hybrid hackathon in Tirana where developers, students, and people interested in AI come together to learn, build, and show their AI projects. Get practical experience, support from Google Developer Experts (GDEs), and take part in a fun demo session with prizes and giveaways. * **What participants will experience:** * Masterclasses from speakers * Team collaboration and project building * Mentorship from industry experts and GDEs * Real-world project development from idea to demo * Networking with the local tech community * Fun challenges, prizes, and giveaways **Day 1 – Online (20 May from 5pm): Start Building** * Join the welcome and introduction session * Learn about AI through masterclasses * Form teams and share project ideas * Start building their AI solutions **Day 2 – Onsite (22 May at Piramida from 10am): Build, Improve, and Present** * Panel discussion with industry experts * Learn about AI, cloud technologies, and real-world use cases * Continue building your projects with mentor guidance * Prepare and present your solutions to a panel of judges 👉 Fill out this form with your project idea and/or team details: [https://forms.gle/8cui8JKNWEp82tnaA](https://forms.gle/8cui8JKNWEp82tnaA) If you don’t have a team yet, don’t worry — you can connect with others and find team members through our Discord community: [https://discord.com/invite/BgCdCmCuGv](https://discord.com/invite/BgCdCmCuGv) **Grand Finale: Demo & Celebration** * The event ends with: * Team project presentations * Feedback from judges and mentors * Prize announcements and giveaways * A closing celebration of participants’ achievements **A chance to learn, build, and grow in AI**

Mozilla Events Near You

Connect with your local Mozilla community

TBD
TBD
**Important time note:** Please plan on arriving between 5:30 and 6:00 as the elevators lock after 6 and you'll need to message us and we'll need to come get you. The building address is 4450 Bridge Park The entrance is 6620 Mooney St, Suite 400 You will need to scan your ID at the door to get a visitor badge. **Abstract** TBD **YouTube Link** TBD
Freestyle + Karaoke ! ! !  (bring wine)
Freestyle + Karaoke ! ! ! (bring wine)
**Karaoke Night**: Bring your glee club friends. Enjoy a flashback to your choir days. No chorus line. It's all you baby. Sing. Shout. Scream. Lip sync if you need to. But do show up and do have a good time. **On Freestyle night** \- just bring a bottle to share\. There is NO formal wine tasting like on other weeks\. Door charge is $10 \(cash or Venmo only please\)\. We may have some left over wines to clear out\! Glasses are provided\. Take Care\. See you there\. **Parking**: There are several public parking lots near the Alive614 hall. Please be careful to NOT park in private parking lots. They do tow. Check Google maps to scope out your space. Anyone who is early could easily find a parking space on the street nearby. I am told that the Chase parking lot is safe after hours. **Glasses**: …will be provided. Please note that after the wine tasting, the EMPTY glasses need to be returned to the boxes at the service table. Please do not make me hunt down your empty glass. Please be gentle, our glasses are fragile. Uh, they are made of glass! **Food**: You are welcome to bring a snack to share. It is not required. Most people do though. If no one brings anything, there will be nothing. **Code of Conduct**: Though mostly understood, it’s still worth mentioning. We don’t have rules per se, but we highly discourage the following topics of discussion because they are likely to incite anti-social responses - Sex, Politics, Religion. Please don’t mistake this as an attempt to limit your free speech rights but rather a guide to a place and time for appropriate discussions. **After the lights go out**: After the last sip of wine, when we clean up and turn the lights out, if you still haven’t had enough of us, it is typical for a group to get together and go to a local eatery for food and/or drinks or coffee. Again, We look forward to meeting new members and reuniting with old friends. Sincerely, ***Paul Uttermohlen***, **Red 1 Realty** *Your Hilliard Wine Club Host*
Building Scalable Customer Identity Resolution Pipelines on AWS Using AI
Building Scalable Customer Identity Resolution Pipelines on AWS Using AI
Customer identity resolution becomes increasingly complex as organizations scale across multiple systems, regions, and data formats. Traditional rule-based approaches often fail to keep up with data variability, require constant manual tuning, and struggle with real-time processing needs. This session presents a practical approach to building a scalable identity resolution pipeline using AWS services and modern AI techniques. The architecture combines data ingestion through Amazon S3 and AWS Glue, transformation pipelines using Spark on EMR, and machine learning models deployed via SageMaker for entity matching and standardization. Graph-based relationship modeling is implemented using Amazon Neptune to improve resolution accuracy by incorporating household and shared attribute context. We will walk through how machine learning models can be used for name and address normalization, how intelligent blocking strategies improve matching efficiency, and how feedback loops can be introduced to continuously improve accuracy. The session also highlights how serverless components such as AWS Lambda can be used for orchestration and real-time processing. **SPEAKER BIO** Mosaic Syed is a Senior Data Engineering and Cloud Solutions Architect with over 20 years of experience designing and delivering scalable, secure, and high-performance data solutions across global enterprise environments. https://www.linkedin.com/in/mosaic-basha-syed-92300856 **CALL FOR SPEAKERS** Learn more: [https://www.awscolumbus.com/get-involved/](https://www.awscolumbus.com/get-involved/) **THANK YOU** *VEEAM* for hosting our meetup! To learn more about *Veeam*, please visit their website: [https://www.veeam.com/](https://www.veeam.com/) **DIRECTIONS** 8800 Lyra Dr #450 · Columbus, OH go to 4th floor. **Want to sponsor the pizza and/or bar tab?** Please contact me if you would like to sponsor this meetup's pizza and/or bar tab: angelo@mandato.com
Freestyle + Local Cantina
Freestyle + Local Cantina
**Local Cantina -** We'll shut down wine club at 8 pm this evening and take a short walk to our neighborhood Tex-Mex eatery - Local Cantina. Join us after wine club for a snack or meal. Please RSVP early AND Please let me know in the comments if you plan to join us after at the diner so I can have accurate numbers for the reservations. **On Freestyle night** \- just bring a bottle to share\. There is NO formal wine tasting like on other weeks\. Door charge is $10 \(cash or Venmo only please\)\. We may have some left over wines to clear out\! Glasses are provided\. Take Care\. See you there\. **Parking**: There are several public parking lots near the Alive614 hall. Please be careful to NOT park in private parking lots. They do tow. Check Google maps to scope out your space. Anyone who is early could easily find a parking space on the street nearby. I am told that the Chase parking lot is safe after hours. **Glasses**: …will be provided. Please note that after the wine tasting, the EMPTY glasses need to be returned to the boxes at the service table. Please do not make me hunt down your empty glass. Please be gentle, our glasses are fragile. Uh, they are made of glass! **Food**: You are welcome to bring a snack to share. It is not required. Most people do though. If no one brings anything, there will be nothing. **Code of Conduct**: Though mostly understood, it’s still worth mentioning. We don’t have rules per se, but we highly discourage the following topics of discussion because they are likely to incite anti-social responses - Sex, Politics, Religion. Please don’t mistake this as an attempt to limit your free speech rights but rather a guide to a place and time for appropriate discussions. Again, We look forward to meeting new members and reuniting with old friends. Sincerely, ***Paul Uttermohlen***, **Red 1 Realty** *Your Hilliard Wine Club Host*
Building Agents with Microsoft Agent Framework
Building Agents with Microsoft Agent Framework
We will show how to build custom agents with Microsoft Agent Framework. Attendees will learn how to build and custom host agents when Microsoft Foundry is not a viable option.
Grow your business by connecting with the right people
Grow your business by connecting with the right people
Come and grow your business by meeting these other business professionals. We can help you expand your customers.
DoJo (Informal Python Meeting)
DoJo (Informal Python Meeting)
**Latest Dojo Location!** **Knotty Pine Brewing** 1765 W 3rd Ave, Columbus, OH 43212 We're going to try a new dojo location for a few weeks and see how it works Dojos are informal Python group study sessions where everyone interested in Python gathers to learn about Python, help others with Python, or just hang out. Everyone is welcome from Python beginners to experts. Bringing a laptop is encouraged (we'll have extension cords and power strips). If there's something you want to learn leave a comment on this invite so we can plan ahead. We're looking for speakers for our Monthly Meetups! Fill out the form if you are interested in presenting to the Python Community. https://forms.gle/ehSfUAC2WgR34Crq9