Master
Competitive
Programming.
Write code in your browser. Get instant feedback. Track progress. Compete globally.
Used by 2,000+ developers preparing for top-company interviews.
Trusted by engineers at
Engineers preparing for interviews at top companies use DexCode daily.
Everything You Need to Level Up
A complete competitive programming workflow — from problem practice to global competition.
Real-Time Code Execution
Run your solutions instantly against example test cases directly in your browser. Sub-second sandboxed execution with detailed output and error traces.
Judge0-Powered Grading
Submit and get graded against hidden test cases. Get an ACCEPTED badge or pinpoint exactly which test failed.
Progress Tracking
Visual heatmaps, topic mastery charts, and rating history. Know exactly where you stand.
Discussions & Community
Learn from editorial explanations and community approaches after each problem. Vote, comment, and grow.
Multi-Language Support
Write in Python, Java, JavaScript, C++, Go, Rust, and 20+ more languages. Same experience, every language.
Problem Ratings & Filters
Filter by difficulty, topic, company, or rating. Build targeted practice sessions and never waste a session.
Real-Time Code Execution
Run your solutions instantly against example test cases directly in your browser. Sub-second sandboxed execution with detailed output and error traces.
Judge0-Powered Grading
Submit and get graded against hidden test cases. Get an ACCEPTED badge or pinpoint exactly which test failed.
Progress Tracking
Visual heatmaps, topic mastery charts, and rating history. Know exactly where you stand.
Discussions & Community
Learn from editorial explanations and community approaches after each problem. Vote, comment, and grow.
Multi-Language Support
Write in Python, Java, JavaScript, C++, Go, Rust, and 20+ more languages. Same experience, every language.
Problem Ratings & Filters
Filter by difficulty, topic, company, or rating. Build targeted practice sessions and never waste a session.
Product Roadmap
Where we are, where we're going, and what's coming next.
Now
Live- Core problem solving environment
- Real-time code judging (Judge0)
- Multi-language support (C++, Python, Java, JS)
- Problem discussions
- User authentication (OAuth)
Next
In Progress- Submission analytics dashboard
- Advanced problem filtering
- User profiles & badges
- Company-specific problem tags
- Difficulty rating system
Coming Soon
Planned- Curated problem playlists
- Live contests & rankings
- Company interview tracks
- AI-powered hints
- Team competitions
What Developers Are Saying
Engineers who used DexCode to land their dream roles.
“DexCode feels like a serious alternative to LeetCode. Clean UI, instant feedback, and no distractions. I used it for 2 months before my Google interview and got the offer.”
“The code execution speed is impressive. No lag, no hanging tabs, no copying to a local IDE. Everything I need is right there in the problem view.”
“I've been using DexCode to prep for system design and algorithmic interviews. The problem quality is excellent and the editorial explanations are the best I've seen.”
“As someone who prefers C++ for competitive programming, DexCode's multi-language support is a game changer. The judge is accurate and fast.”
“The discussion threads after each problem are incredibly useful. Seeing multiple approaches to the same problem accelerated my learning more than any course.”
“I switched from LeetCode after a week. The interface is cleaner, the problems are well-organized, and the progress tracking helps me stay consistent.”