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DEV Challenges

This is the official tag for submissions and announcements related to DEV Challenges.

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Gemma 4 Challenge: Write about Gemma 4 Submission

Uday Dolas

May 9

I Embedded Gemma 4 Into a Real Desktop App — Here's Exactly What I Learned

#devchallenge #gemmachallenge #gemma

5 min read

DEV Weekend Challenge: Earth Day

Muhammad Zulqarnain

Apr 19

EcoMind: AI-Powered Carbon Footprint Analyzer Using Google Gemini

#devchallenge #weekendchallenge

3 min read

DEV Weekend Challenge: Earth Day

Prath

Apr 19

FarmSense AI - An intelligent farming companion

#devchallenge #weekendchallenge #ai #webdev

4 min read

Gemma 4 Challenge: Write about Gemma 4 Submission

Printo Tom

May 11

Choosing the Right Gemma 4 Model: A Practical Guide

#devchallenge #gemmachallenge #gemma #ai

2 min read

Gemma 4 Challenge: Build With Gemma 4 Submission

May 10

I Built an AI Agent Orchestrator Where Gemma 4 Only Knows What You Teach It

#devchallenge #gemmachallenge #gemma #springboot

4 min read

Notion MCP Challenge Submission 🧠

Mukunda Rao Katta

May 11

Hardening a Notion MCP workflow with seven small utility MCP servers

#devchallenge #notionchallenge #mcp #ai

6 min read

DEV Weekend Challenge: Earth Day

Miracleio

Apr 20

Carbon Lens — See the Climate Cost* of Everything You Buy

#devchallenge #weekendchallenge

8 min read

Gemma 4 Challenge: Build With Gemma 4 Submission

Thy Alpha

May 11

I Built an AI Interview Coach with Gemma 4 — Zero Backend, 100% Free

#devchallenge #gemmachallenge #gemma

5 min read

Gemma 4 Challenge: Build With Gemma 4 Submission

William

May 10

TripSync — A Three-Tier Gemma 4 Travel Planner Running Live on Flask

#gemma #gemmachallenge #webdev #devchallenge

6 min read

Agentic Postgres Challenge Submission

Mukunda Rao Katta

May 11

Agents that monitor themselves: a self-auditing RAG on Tiger's Agentic Postgres

#devchallenge #agenticpostgreschallenge #ai #postgres

7 min read

Gemma 4 Challenge: Write about Gemma 4 Submission

Vishal Keerthan

May 11

The "Junior Developer" Effect: How 192k Tokens of Noise Degraded Gemma 4's Architectural Reasoning

#devchallenge #gemmachallenge #gemma #documentation

9 min read

Google Cloud NEXT '26 Challenge Submission

Syamjith V

Apr 28

I Built Systems That Broke in the Real World. Here’s What Google Cloud NEXT ‘26 Finally Gets Right

#devchallenge #cloudnextchallenge #googlecloud

3 min read

April Fools Challenge Submission ☕️🤡

Valentin Monteiro

Apr 7

Don't make shit because he will judge you

#showdev #devchallenge #418challenge

2 min read

Gemma 4 Challenge: Build With Gemma 4 Submission

M. K.

May 9

Ethica — Ethical Code Analysis Powered Entirely by Gemma 4 (Raspberry Pi Setup)

#devchallenge #gemmachallenge #gemma

2 min read

Gemma 4 Challenge: Write about Gemma 4 Submission

Vinod Kumar Jaipal

May 7

Google Gemma 4: My Honest Experience as a Developer (And Why I’m Not Going Back to Cloud-Only AI)

#devchallenge #gemmachallenge #gemma

3 min read

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