MetaCartel Demo Day 2019

Berlin Institute of Technology — Monday, 19th August, 2019

The first day of Berlin Blockchain Week 🌶

This is a community conference focused on
building decentralized applications



Speaking agenda


Gustav Friis, Co-founder at Linkdrops
Viral sharing engagements for dapps

Fredrik Haga, CEO at Dune Analytics
Why we still need to measure user data

Tom Teman, CEO at Portis
How meta transactions are blurring the lines of Web 3.0 with Web 2.0

Michael O’Rouke, CEO at Pokt Network
Challenging FANG monopolies

Teck Chia, Director at Binance Labs
Building on Binance Chain

Michael Sena, Co-founder at 3BoxDB
Leveraging bottom-up user identity to build dapps

Chris Seifert, ImToken
Learnings from 10 Million monthly active users

Pedro Gomes, Wallet Connect
Importance of interoperability for a truly capture free economy

Alex Van de Sande, EF 
Addressing the state of the Ethereum ecosystem

Sascha M. Darius, CEO at Bunz
Community re-imagined with web 3.0

Hester Bruikman, Design at 
Helping people understand web 3.0

James Young, CTO at Abridged
How account contracts and layer 2 are on-boarding real users today

Drew Harding, Chief Product Officer at Pillar
The web 3.0 paradigm designed for normal people

Ramon Recuero, Product at OpenZeppelin
Web 3.0 applied product lessons from the last 20 years

Austin Griffith, Burner Collective
Challenges of using web3 technologies in real life

Richard Meissner, Mobile Lead at Gnosis
How people have been using Gnosis Safe & next steps




How to run your first usability test & all the ways you can listen to your users 🙋‍♀️👂🌏

By Hester Bruikman of

Understanding your audience is paramount if you want to build a successful product. We will go over the basics of UX research, discuss what tools and techniques you can use to validate whether you are building the right thing. We will walk through everything you need to know to set up your first usability test. This a hands-on workshop. You’ll leave with feedback on the application you’re working on and materials to collect more.

L2 dapp scalability tradeoffs & approaches by example 🚀🛠🏃‍♂️

By George Spasov of LimeChain

In this workshop, we’ll explore the various ways you can scale up your dapp through various code examples. We will dive the practicalities of how to implements these solutions for your dapp and you’ll leave with an understanding of how to tackle scalability for your own dapp.

Enabling web 2.0 users to engage with your dapp ⛽️📲💫

By Dennison Bertram of OpenZeppelin

In this workshop, we will dive into how you can implement meta transactions (meta-txs) into your dapp to engage with users that don’t have any gas. In this session, expect a dive through on the possibilities of this solution, how it is used as well as how to implement it.

Enabling Decentralised Backends and Databases ⚡️💾🌀

By Fluence & Arweave

Modern DApps still use centralized backends for complex business logic, data storage, and computations. At the workshop, we will learn how to make your DApp's backend completely decentralized by hosting it in an open, decentralized cloud.


Folks involved

Alex Hoffman.png

Alex Hoffman

MetaCartel DAO

James Young



Alex Van de Sande

Ethereum Foundation

Sascha M. Darius

CEO, Bunz


Hester Bruikman



Tom Teman

CEO, Portis


Drew Harding

CPO, Pillar Wallet

Austin Griffith

Creator, Burner Wallet

Ramon Recuero

Product, OpenZepplin

Gustav Friis

Product, Linkdrops

Fredrik Haga

CEO, Dune Analytics


Michael O'Rouke

CEO, Pokt Network







Berlin Institute of Technology


9:00am — 6:30pm
Monday 19th August 2019


Event partners