𝗝𝗼𝗵𝗻

Full‑stack developer creating fast, modern, and refined applications. I focus on simplicity, performance, and real value for users.

Poland Joined on Apr 9, 2026 https://github.com/johnnylemonny

Education

WIT Academy in Warsaw

Work

Independent developer, focusing on web projects

DEV Weekend Challenge: Earth Day

𝗝𝗼𝗵𝗻

Apr 18

NatureNode: An AI-Powered Biodiversity Research Tool for Earth Day

#devchallenge #weekendchallenge

3 min read

Want to connect with 𝗝𝗼𝗵𝗻?

Create an account to connect with 𝗝𝗼𝗵𝗻. You can also sign in below to proceed if you already have an account.

Create Account

Already have an account? Sign in

𝗝𝗼𝗵𝗻

Apr 16

5 Developer Trends That Actually Matter in 2026 (Not Just the Hype)

#ai #github #webdev #security

6 min read

𝗝𝗼𝗵𝗻

Apr 13

How to Build a Public Open-Source Project People Actually Want to Clone, Use, and Contribute To

#opensource #github #webdev #devops

6 min read

𝗝𝗼𝗵𝗻

Apr 13

Working on Cabal v3: reviving a P2P mobile chat app with React Native

#reactnative #android #opensource #mobile

2 min read

𝗝𝗼𝗵𝗻

Apr 11

From NASA Exoplanet Query to ExoVault: Building a Better Data Exploration Experience

#opensource #webdev #astro #typescript

3 min read

𝗝𝗼𝗵𝗻

Apr 11

From a Calorie Counter Prompt to a Local-First Nutrition Tracker

#opensource #webdev #react #buildinpublic

3 min read

𝗝𝗼𝗵𝗻

Apr 10

I Built a Free Hydration Tracker with No Signup: Here’s What I Learned

#showdev #webdev #react #typescript

3 min read

DEV Community

𝗝𝗼𝗵𝗻

Badges

Writing Debut

GitHub Repositories

Skills/Languages

Currently learning

Currently hacking on

Available for

NatureNode: An AI-Powered Biodiversity Research Tool for Earth Day

Want to connect with 𝗝𝗼𝗵𝗻?

5 Developer Trends That Actually Matter in 2026 (Not Just the Hype)

How to Build a Public Open-Source Project People Actually Want to Clone, Use, and Contribute To

Working on Cabal v3: reviving a P2P mobile chat app with React Native

From NASA Exoplanet Query to ExoVault: Building a Better Data Exploration Experience

From a Calorie Counter Prompt to a Local-First Nutrition Tracker

I Built a Free Hydration Tracker with No Signup: Here’s What I Learned