LENNARD EVERTZ

BUILDING THINGS ON THE NEW INTERNET

01 TRACKORO Portfolio & watchlist app

Portfolio & watchlist tracking with end-to-end encryption. Syncs across all devices.

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02 RECIPES Distraction-free recipe app

Clean, minimal recipe viewer. No ads, no popups, just recipes. PWA for offline access.

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03 PWA TEMPLATE Template PWA optimized for Claude

Starter template for building PWAs with Claude. Includes service worker, manifest, and best practices.

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04 KARTEN Next-gen flashcard app

Modern flashcard app with AI voice tutor. Spaced repetition and smart review scheduling.

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05 WANDERLUST Digital world scratch off map

Select the countries you've visited and view your travel stats. Interactive world map with a scratch-off aesthetic.

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06 GAMES Retro arcade

Classic arcade games including Pong, Snake, Breakout, and Space Shooter. Built with vanilla JS and canvas.

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07 ... SOON Building...
Lennard Evertz Lennard Evertz

Co-founded IDRISS. Physics & Management (Ulm) → Business Intelligence and Analytics (Stevens, US) → Web3 since 2017. Background in ML & data science. Building tools at the intersection of crypto, AI, and the open web. Based in Berlin.

Smart Contracts Cross-chain protocols, oracles, payment systems (built IDRISS)
ML & Data Science NLP, embeddings, pipelines (exploring crypto applications)
Engineering Leadership Hiring, sprint planning, architecture decisions, shipping across browser extension, web app, and contracts
SOLO FINALIST ETHGlobal Lisbon 2023 — Donation Station
SOLO FINALIST ETHLisbon 2022 — Multi Resolver Snap
THESIS Mapping companies' readiness for the future Ulm University · Physics & Management · 2020

A novel data-driven approach to extract companies' future skills using social media analytics

End-to-end text mining pipeline: data collection, preprocessing, neural word embeddings (Word2Vec, FastText), semantic similarity matching via Distributed Dictionary Representations. Built to classify skills from unstructured German social media corpus.

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AWARD Outstanding Academic Achievement Stevens Institute of Technology · School of Business · 4.0 GPA
Taught English to 300+ novice Buddhist monks in Thailand Coached youth basketball for 2.5 years Started an underground math tutoring ring to help classmates survive Abitur