Computer Programming

**Join us for our next Ethereum Meetup in beautiful Budapest!** **What to expect** * Casual vibes * Networking & community activities * A mix of general and technical talks & discussions * Drinks & snacks **↗️ [Luma](https://luma.com/h1sjaqmz)** **🧭 Make sure to check out "*How to Find Us*" in the Location section to get the exact instructions on how to entry the space** 📑**Agenda** 🕡 **6:30 - 7:15 pm** * Arrivals * Introduction, community goals, Ethereum core development & ecosystem news - Eniko (EF) 🕢**7:15 pm - 7:45 pm** Economic security behind proof generation - Norbert Vadas⁩ (ZkCloud) 🕢**7:45 pm - 9:30 pm** * Community games, open discussions, networking * Pizza and drinks 🍕 🍺🍷 The agenda is subject to change. The event’s primary language is English to accommodate all. The events are always interactive and we encourage discussions. 💬 *Az elsődleges nyelv a Meetupon az angol, de természetesen próbálunk alkalmazkodni mindenkihez. Akinek az angol problémát jelent, van lehetőség kérdésre, vagy az előadások után diskurzusra.* **Organizers and sponsors** * Ethereum Everywhere (Ethereum Foundation) * Guild.xyz

ENGLISH STAND-UP COMEDY NIGHT❗❗ Join us for another amazing Hot Paprika Comedy🌶️ Night at A&o! We have an amazing lineup of international🌍 comedians waiting to make you laugh! **Please comment under the post in the events discussion tab if you want a spot to perform!**\* FREE Show‼️But donations are appreciated💸 Hosted by : Tauseef Seats are on a first come first serve basis. So, come a bit earlier to make sure you have a seat.🪑 Follow Hot Paprika Comedy' to stay updated on future events: https://www.facebook.com/hotpaprikacomedy

Középhaladó argentin tangó óra heti rendszerességgel januártól! Várunk szeretettel! **Időpont**: Szerda, 19.00 - 20.15 (első alkalom 2026-ban: **január 6.)** **Helyszín**: Shift Stúdió, Andrássy út 35., 2. em., 12-es kapucsengő **Oktatók** Serbán Andrea és Szeghalmi Endre [További részletek és órarend](www.tangolibre.hu) ✦✦✦ Intermediate Argentine tango class held on a **weekly basis**. **🕒 Time** Wednesday, 7:00–8:15 PM **📍 Location** Shift Studio, Andrássy út 35., 2nd floor **Teachers** Andrea Serban & Endre Szeghalmi Prices: [https://tangolibre.hu/en/prices/](https://tangolibre.hu/en/prices/)

Haladó argentin tangó óra heti rendszerességgel januártól! Várunk szeretettel! **Időpont**: Szerda, 20:15 - 21:30 (első alkalom 2026-ban: **január 6.)** **Helyszín**: Shift Stúdió, Andrássy út 35., 2. em., 12-es kapucsengő **Oktatók** Serbán Andrea és Szeghalmi Endre Órarend: [https://tangolibre.hu/orarend/](https://tangolibre.hu/orarend/) ✦✦✦ Advanced Argentine tango class held on a **weekly basis**. **🕒 Time** Wednesday, 8:15–9:30 PM **📍 Location** Shift Studio, Andrássy út 35., 2nd floor **Teachers** Andrea Serban & Endre Szeghalmi Prices: [https://tangolibre.hu/en/prices/](https://tangolibre.hu/en/prices/)

Join us for a fun evening of beer tasting and networking with fellow Budapest ex-pats at our next meetup event! Whether you're new in town or a long-time resident, this is the perfect opportunity to connect. Our event will feature a variety of local and international brews for you to sample and discuss, while enjoying great conversations. Don't miss out on the chance to make new friends and discover new favorite beers at Beer People at Lázár utca 7. Come raise a glass with us at the Ex-Pat & English Language Meetup!

Come meet people and play new board games with the international members of the BFG Whatsapp group! [Link to join the chat is here](https://chat.whatsapp.com/JThEZv724MJ3hvnwBpfJA7). We’ll reserve a few tables at Vault 51 and then play games in smaller groups throughout the evening. **Note:** *Vault 51 requires that you pay a 600 Ft table fee per person at the bar.* Feel free to bring games you want to play or play something from the bar’s collection. Hot food and snacks are available from the bar until about 10pm Spots for this event are limited to not go too far over our table reservation, so please change your RSVP if you are not able to attend, also if you are on the waitlist, please wait to be in the "going" before attending"

What is currently your key challenge and how can we provide feedback and perspectives? That is the goal of this informal get together of startup founders. Whether you start small or dream big, entrepreneurship can be lonely and having a supportive group can be very helpful. Any startup founder/ solo entrepreneur is welcome! Everyone shares one challenge about a topic (HR, personal development, tech, sales etc) and the group will offer support and perspectives. It’s an informal get together in an unstructured setting. Hosted by climate and travel entrepreneur Wouter Moekotte

AWS re:Invent 2025 has just wrapped up in Las Vegas, marking a major shift into the era of Agentic AI and next-gen cloud infrastructure. Join the AWS Serverless Budapest community for this special meetup as we bring the most impactful announcements back home! This year, **2 speakers** will guide you through the breadth of new features that are transforming the cloud landscape. Instead of a single deep dive, our focus is to explore the fresh opportunities available to builders right now. We will cover the practical—such as the new **Database Savings Plans**, **Regional NAT Gateways**, and **CloudFront pricing updates**—alongside the cutting-edge, including **Amazon Nova** models, **AWS Transform**, and the autonomous **DevOps and Security Agents**. From **Global Infrastructure** and **EU Sovereign Cloud** updates to the latest in **Compute** (EKS, ECS Express) and **Networking** (Post-Quantum TLS, VPC Lattice), we’ll look at how these changes fit into your real-world architecture. Come for the news, stay for the demos, and catch up with the community vibe! **Agenda** 18:00 - Arrival 18:15 - Highlights from re:Invent: EU Sovereign Cloud, Compute, and Networking 18:50 - AWS re:Invent 2025 Recap: Cost Optimization & Autonomous AI Innovations 19:25 - Networking **Highlights from re:Invent: EU Sovereign Cloud, Compute, and Networking** In this session, I’ll bring the atmosphere of AWS re:Invent to the meetup by sharing personal experiences, key takeaways, and the most important things to keep in mind when attending such an event. I’ll then dive into the EU Sovereign Cloud, covering what has been announced so far, why it matters, and the impact for organizations operating in Europe. Finally, I’ll walk through the most important new AWS service features in the compute and networking space and what they mean in practice. **AWS re:Invent 2025 Recap: Cost Optimization & Autonomous AI Innovations** Unlock AI-driven efficiencies and cost optimizations with AWS's latest innovations! Explore key AWS re:Invent 2025 launches: * Database Savings Plans reduce costs up to 35% across DB services, * CloudFront Flat Rate pricing simplifies billing, * DevOps Agent and Security Agent enable autonomous operations, * AWS Transform modernizes applications with AI, * Bedrock and Nova enhancements boost generative AI capabilities. **SPEAKERS** **Arpad Csoke** Arpad Csoke (csaapi) has been serving in the role of Senior Solutions Architect at AWS for over three years now. His responsibilities include helping enterprise customers navigate the AWS environment, acting as a technical consultant in solving their problems. Previously, he held leadership positions for many years at major players in the online automotive market, such as [kocsi.hu](http://kocsi.hu/) and [hasznaltauto.hu](http://hasznaltauto.hu/), where he was responsible for operations for over a decade. Additionally, he participated in operating a major American job portal for five years, having the opportunity to leverage his AWS knowledge. **Adrian Mezei** Adrian Mezei is a Cloud Architect and AWS Community Builder who leads the Cloud Migration Service Line at Snapsoft. He has worked with enterprise clients to design and implement AWS infrastructures, focusing on serverless architectures, complex landing zone setups, and scalable networking designs. Adrian is also passionate about IaC using Terraform to build and automate robust, scalable deployment pipelines. Outside of work, he remains deeply involved in the AWS community, sharing knowledge and mentoring others in their cloud journey. **The event will be held in English.**

**Clase de improvisación, sábado 24 de enero de 19:00 a 21:00h.** Ven a probar una clase de teatro de improvisación en español en Budapest. Trae ropa cómoda, agua y muchas ganas de jugar y retarte. Precio de la sesión **4.500ft.** Con la improvisación aprenderás a : \- utilizar las técnicas básicas de la improvisación actual\. \- crear escenas de teatro basadas en nuestras propias experiencias\. \- romper nuestras propias barreras\. \- conectar con los compañeros en un ambiente distendido y de juego\. \- desarrollar nuestra imaginación\. \- expresar con nuestra voz y nuestro cuerpo\. Te esperamos. Escríbenos para **reservas**, más información o dudas a : **infoainaragomezbeso@gmail.com**

English below \-\-\-\-\-\-\-\-\-\-\-\-\- Tarts egy kis szünetet a hétköznapi rohanásban és gyere el csendes könyvklubunkba a Fővárosi Szabó Ervin Könyvtárba. Hozd magaddal az aktuális könyvedet, merülj el benne egy órácskát, majd oszd meg velünk, amit olvastál. 🗺 Hogyan találsz meg minket: Az eseményt a földszinti tanulótérben tartjuk: a könyvtárba belépve haladj tovább a liftekig, de mielőtt elérnéd őket, fordulj balra a mosdók irányába. Az ott található lépcsőkön gyere fel fél emeletet. 💡 Részvételi díj: Az eseményen való részvételhez nem szükséges könyvtári regisztráció vagy beiratkozás, csak jelezd, hogy a Csendes Könyvklubra jössz. 🥤 Étel-ital: Kérünk, zárható üvegben hozz magaddal innivalót, ha az esemény alatt megszomjaznál. Másból inni, valamint a teremben enni nem lehet, de az épület átriumában üzemel kávézó. 🕑 A menetrend: 17:00–17:30 – Érkezés és bemutakozókör: mit fogsz olvasni? 17:30–18:30 – Csendes olvasás 18:30–19:30 – Választható beszélgetés a könyvekről (magyarul) Extra: Az esemény után igény szerint teázás-sörözés-borozás az [Otthonká](https://maps.app.goo.gl/kX5SvetWaD2szKSW7)ban, hogy ne csak könyvekről beszélgessünk! Ha csak erre jönnél, írj üzenetet, hogy ne kerüljük el egymást. Fontos: Ez egy teljesen magyar nyelvű esemény. A bemutatkozó kör az elején és a kötetlen beszélgetés a végén is magyarul zajlik. Az olvasás csendje persze mindenkié, így nyugodtan hozhatsz bármilyen nyelvű könyvet. A részvétel ingyenes, de a helyek korlátozottak. A helyedet a hivatalos Meetup eseményen való regisztrációval tudod biztosítani: Várunk szeretettel! \-\-\-\- Please note: This is a Hungarian-language event. The introductions at the beginning and the optional discussion at the end are held in Hungarian.

Please sign up in advance! Hot Paprika Presents: Budapest’s Best Pub Quiz! Register here: https://forms.gle/JKjGn4aGBr1r1dF48 Join us for the Hot Paprika Pub Quiz at A&O Hostel Budapest, kicking off at 8 PM! This isn’t your average trivia night—it's hosted by comedians, so expect uncomfortable laughs, unexpected twists, and an unforgettable time! What to Expect: Diverse Topics – From pop culture to history, no subject is off-limits! Comedian Hosts – The hilarious Tauseef Parvez & Fanni Pinter will keep you entertained. Big Prizes – Weekly winners score free comedy show tickets & bar discounts . Grand Prize – The season’s top team wins a 20,000 HUF bar tab! First Event: Donation-Based – Come, play, and support the show however you can! Gather your team, sharpen your wits, and let’s make trivia night legendary! Register now and don’t miss out!

Practice Buddhist meditation in the middle of Budapest! The meditation is suitable for beginners. Each regular meditation is guided and begins with a short introduction. (all together is about 30-40 minutes) Our regular Buddhist meditations have proven popular with people who want to integrate authentic Buddhist methods into their daily lives. For the modern lay person who is juggling work, relationships, and an active role in society, we teach a meditation that is easy to learn, and profound and powerful for experienced practitioners. The meditation originates from the Karma Kagyu tradition of Tibetan Buddhism. It has a cumulative effect on mind, leading to greater clarity and calmness. Fearlessness, joy, and active compassion are the result of regular practice of Buddhist meditation. * Do I need any special clothing? No special clothing needed. * Does the attendance cost anything? No, the meditation is free.

Join me to practice dynamic power yoga in Budapest! English-speaking classes held at [Sanctuary yoga studio](https://www.sanctuary.hu/). Every Friday at 6:30pm. Open to all levels. Move, sweat & connect. **Book your spot [here.](https://www.sanctuary.hu/booking-calendar/friday-power-yoga-18-30-en?referral=service_list_widget)** Location: Budapest, Bercsényi u. 5, 1111 Instagram: [theinner.drishti](https://www.instagram.com/theinner.drishti/)

Every Saturday at 8:00 PM, we gather in the city to share languages, cultures, and conversations. [[Click this whatsapp groupchat link to join]](https://chat.whatsapp.com/EPBjVl3S2WD15XIYvVUHKF) Our group is made up of friendly 20s–30s people — locals, expats, and travelers alike — who come together to meet new people and explore different ways of thinking. Whether you’re new to Budapest or call it home, this meetup is your chance to connect in a relaxed, open-minded space. Join us to swap stories, practice new languages, and build genuine friendships across cultures.

NOVA Code and Coffee is an inclusive, informal, co-working session. People of all skill levels are invited. The concept is simple, bring a laptop and ideas, we'll provide the coffee and donuts! Here's how it works: 1. At 10:15 everyone introduces themselves and briefly describes what brought them to Code & Coffee today (project, homework, networking, etc) 2. For the rest of the day, folks work in the communal space on their projects providing one another help and conversation as needed. Oh and they usually drink coffee and tea too! That's it! Hope to see you there! **Location** Our hosts are the Fairfax City Economic Development Building: [10300 Eaton Pl, Fairfax, VA 22030](https://www.bing.com/ck/a?!&&p=d7298231ca2df594df822003f9a93517c788fceefe1fcbb79c8976696e341bc6JmltdHM9MTc1MzIyODgwMA&ptn=3&ver=2&hsh=4&fclid=180d0745-3b7f-69a1-23a2-11433a7868e5&u=a1L21hcHM_Jm1lcGk9MTA5fn5Ub3BPZlBhZ2V-QWRkcmVzc19MaW5rJnR5PTE4JnE9RmFpcmZheCUyMENpdHklMjBFY29ub21pYyUyMERldmVsb3BtZW50JnNzPXlwaWQuWU44NzN4ODI4MTk2Mjg0NTk5MDM4MTU0MiZwcG9pcz0zOC44NjE0NDYzODA2MTUyMzRfLTc3LjMwMjE3NzQyOTE5OTIyX0ZhaXJmYXglMjBDaXR5JTIwRWNvbm9taWMlMjBEZXZlbG9wbWVudF9ZTjg3M3g4MjgxOTYyODQ1OTkwMzgxNTQyfiZjcD0zOC44NjE0NDZ-LTc3LjMwMjE3NyZ2PTImc1Y9MSZGT1JNPU1QU1JQTA&ntb=1) Conference Room A- Large, Floor 1 This is a new venue for us, so give us some time to get more details about it. Driving is the best option. There is plenty of free on-site parking. Otherwise, we are a 22 minute bus from the Vienna Metro Station. **Sponsored by:** Thank you [Fairfax City Economic Development](https://gofairfaxcity.com/) and [Mason Enterprise Center](https://enterprise.gmu.edu/) for making this event possible! **Thank you so much to our wonderful sponsors!** Organized by [DMV Petri Dish](https://www.dmvpetridish.com/) **[Code of Conduct](https://github.com/NoVACodeCoffee/admin/blob/master/code-of-conduct.md):** We value the participation of each member of the community and want all attendees to have an enjoyable and fulfilling experience. To make clear what is expected, all delegates/attendees, organizers, and volunteers at any Nova Code & Coffee events are required to conform to our [Code of Conduct](https://github.com/NoVACodeCoffee/admin/blob/master/code-of-conduct.md).

Dulles Code & Coffee is a collaborative community of software and technology enthusiasts seeking to learn, grow, and help each other. All skill levels are welcome. The concept is simple. Bring a laptop and ideas. We’ll provide coffee, tea, and donuts. Thank you to [BTI360](https://www.bti360.com/) for sponsoring this event. ## **Event Format** 1. At 9:15 everyone introduces themselves and briefly describes what brought them out this morning (project, homework, networking, etc.). 2. For the rest of the day folks work in the communal space, socializing and asking/giving help as desired. ## **Location** BTI360’s Office in Herndon The office is across from Worldgate, looking down on the toll road. ## **Address** 12930 Worldgate Dr, Ste 400, Herndon, VA 20170 [[map](https://goo.gl/maps/pF5ZrPUviX1vtmdSA)] ## **Logistics** * **Must be a U.S. Citizen to attend. Real ID verification is required.** * PARKING: Use the surface lot. All spaces marked MIII are open for parking. Please avoid Management spaces, State Farm and SP+ * ARRIVAL: Follow the signs from the front entrance to the freight elevator located in the parking garage on level P2. Take the elevator to Suite 400 (Floor 4). * How to find us video: [https://youtu.be/ohqFzyqiASE](https://youtu.be/ohqFzyqiASE) ## **Community Guidelines** We value the participation of each member of the community and want all attendees to have an enjoyable and fulfilling experience. To ensure a conducive environment, all participants are required to conform to our [code of conduct](https://github.com/DullesCodeCoffee/.github/blob/main/code-of-conduct.md).

Teams of four people will compete to finish identical 500-piece puzzles in the least amount of time. Every participant will need to register, and those without a set team will be grouped into empty spots. RSVPing on Meetup does not register you for the program. To register, [click here](https://pwcgov.libnet.info/event/14521228).

HYBRID EVENT, VIRTUAL SPEAKER In this talk, Sean Hoar will explore the transformative journey of AI’s role in modern software engineering, from rapid prototyping (“Vibe Coding”) to strategic AI integration by skilled practitioners. It clarifies the distinctions between AI-assisted, AI-enabled, and practitioner-led approaches, offering insights into how developers can effectively adapt to and harness AI tools. The presentation also highlights recent advancements and practical strategies for leveraging AI in daily workflows and long-term development.

This month, we're discussing API design and single-header libraries. How should we structure and program libraries to impose as few usage constraints as possible? We’ll look at [the STB libraries](https://github.com/nothings/stb) and other examples as case studies. *Note the slightly different time than usual.* We're still at the West End Library. **Agenda:** \- 1:45 \- 2:45pm: Library discussion \- 2:45pm \- whenever: Keep chatting over lunch nearby **What we do** Presentations on lower-level, foundational programming topics, ethical software, knowledge sharing, mentoring, and discussion. **Who we are:** We are all about handmade software. Rather than focus on frameworks, heavy abstractions, and buzzwords - we typically create projects or research topics that build an understanding of foundational computing concepts, essential data structures, and hardware/software interaction. **What to bring?** Bring a laptop, project, or just a curious mind. If you're not sure you're ready to contribute, don't worry: we're all here to share our passions and hone our craft. **If you arrive late:** Please enter the room quietly as to not disrupt anyone that is presenting. You can take any empty seat.

We will be meeting at Starbucks to learn together. Come with an online class you're already going through or an interest and we will try to connect you with a course where you can learn it. Already have a skill you want to contribute to a Kaggle Datascience competition? We will work on these too! Laptop required :)

Gaming, AdTech, EdTech, Media Streaming, and FinTech are just a few of the workloads where high-availability cloud infrastructure matters. Whether you’re doing battle daily in one of these spaces or are just curious about ways to improve performance, meet us in Reston for an in-person discussion on bare metal cloud architecture. You’ll meet our product lead, James MacKenzie, who will walk through how modern bare metal serves as a control plane for hybrid and private cloud architectures. **What we will cover** * Ways to leverage bare metal, containers, and orchestration for better performance and predictable economics; * Real-world hybrid, disaster recovery, and data-intensive architectures; * Our approach to eliminating ingress and egress fees. **Who should attend** * Cloud architects and platform engineers; * DevOps professionals and infrastructure leads; * FinOps stakeholders managing data-heavy or hybrid workloads. **Why attend** This is a technical, architecture-first conversation. You will leave with a clearer understanding of high-availability cloud infrastructure and how organizations are scaling cost-effectively. Food and drinks will be provided. Space is limited to keep the discussion interactive.