DEV's Worldwide Show and Tell Challenge Presented by Mux: Pitch Your Projects! $3,000 in Prizes. 🎥
Source: Dev.to

We are thrilled to introduce DEV’s Worldwide Show and Tell Challenge presented by Mux! Running through January 4, this challenge invites you to record a 1‑minute pitch video about your project and share it with the community. Think of it as our version of “Shark Tank” – without the sharks.
Whether you’ve been planning a project for months or have a previous side‑project you’d like to showcase, this is your moment to shine.
Our Prompt 🎥
Show off any side project you’re proud of. Record a 1‑minute pitch video explaining what your project is, what makes it special, and why you built it. Upload the video to Mux and embed it as part of your submission.
Additional Prize Category: Best Use of Mux
If you incorporate Mux in a fun or interesting way, you can compete for a dedicated prize. Here are some resources for inspiration:
- Mux AI Workflows – add AI chapter generation, translations, and summarizations to videos
- AI video generator with Mux & fal.ai
- Video Semantic Search – Supa Search
- Mux MCP Server
Judging Criteria
Your pitch will be evaluated using Shark Tank–inspired criteria:
- Problem & Opportunity – clarity of the problem and its importance
- Solution & Technical Approach – effectiveness and creativity of your implementation
- Value Proposition & Audience Benefit – target audience and the benefit they receive
- Storytelling & Pitch Quality – structure, clarity, and engagement of the 1‑minute pitch
- Scalability & “Would You Invest?” Potential – growth potential and investability
Prizes
Overall Prompt Winner and Best Use of Mux Winner each receive:
- $1,500 USD cash prize
- DEV++ Membership
- Exclusive DEV Badge
All participants with a valid submission will receive a completion badge on their DEV profile.
How To Participate
- Create a free Mux account (no credit card required).
- Upload your video to Mux.
- Publish a post using the submission template below, embedding your Mux video.
Show and Tell Challenge Submission Template
Project Requirements
- Must be a software side project you are building/coding or have built/coded
- Should be a web or mobile app
- Must be your own code
Make testing easy for us! If your app requires logging in, provide testing credentials or clear instructions.
Optional links you may include:
- App Store / TestFlight link
- GitHub repository
- Live demo
Pitch Video Requirements
- Length: 1 minute or less
The video should clearly cover:
- What your app does / solves
- Why you built it
- What makes it unique or special
- How it works
Please review the judging criteria, rules, guidelines, and FAQ page before submitting to understand participation guidelines and official contest rules.
Getting Started with Mux
If you’re new to Mux, these resources will help you get up to speed:
Important Dates
- December 3: Challenge begins
- January 4, 11:59 PM PST: Submissions due
- January 22: Winners announced
If you have questions about the challenge, feel free to ask them in the comments. Good luck and happy pitching!