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From Potato to Pro
Master System Design

Master system design with interactive, AI-powered feedback. Build architecture diagrams that would impress FAANG interviewers.

SystemSloth Interface

Be the First to Get Access

Join 8,000+ engineers who are already leveling up with SystemSloth.

Master System Design Like Never Before

SystemSloth gives you the tools, feedback, and practice that static tutorials simply can’t provide.

Drag-and-Drop Canvas

Interactive visual editor with pre-built components for databases, services, load balancers, and more. Build complex architectures in minutes.

AI Feedback Engine

Get real-time suggestions on bottlenecks, scalability issues, and best practices—like having a senior engineer reviewing your work 24/7.

FAANG Interview Prompts

Practice with real-world system design questions from top tech company interviews. Prepare for the exact challenges you’ll face.

Performance Scoring

Get quantified scores on your design’s scalability, availability, resilience, and cost-efficiency. Track your improvement over time.

Export & Share

Save your designs, export them as images or PDFs, and share them with your team or interviewers. Perfect for portfolios or documentation.

Learning Resources

Access a library of best practices, patterns, and anti-patterns to boost your system design knowledge as you build.

Used by Engineers from

Join thousands of engineers from top companies who trust us to master system design.

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How SystemSloth Works

Turn system design prep from passive learning into interactive mastery

Design a URL Shortening Service like TinyURL

Requirements:

  • Users can submit long URLs and get a unique short link
  • System should redirect short URLs to original destination
  • Links should expire after a default timespan

Build, Review, Improve

1

Select an Interview Question

Choose from our library of real FAANG system design prompts or create your own custom challenge.

2

Design Your Solution

Use our drag-and-drop editor with pre-built components to visually create your system architecture.

3

Get AI Feedback

Receive instant, specific feedback on scalability, bottlenecks, and best practices from our AI coach.

What Engineers Are Saying

Join thousands of developers who've leveled up their system design skills with SystemSloth.

Sarah K.

Senior Backend Engineer, Ex-Google

"SystemSloth helped me ace my system design interview at a FAANG company. The AI feedback pointed out scalability issues I completely missed!"

Michael T.

Staff Engineer, Fintech Startup

"I use this tool with my team for architectural planning meetings. The visual components make it easy to communicate complex ideas quickly."

David L.

Principal Engineer, E-commerce Platform

"After years of struggling with whiteboard system design, this tool finally made the concepts click. Now I teach my junior engineers using SystemSloth."

Lina M.

Software Architect, HealthTech

"The design canvas and AI feedback combo is killer. This replaced my whiteboard prep completely."

Akash R.

Engineering Manager, EdTech

"I've made this a part of our onboarding for junior engineers. It's fun and effective."

Simple, Transparent Pricing

Start for free, upgrade when you're ready. No hidden fees.

Free

$0/month
  • Basic design components
  • 5 design saves
  • Basic AI feedback
  • PNG exports
MOST POPULAR

Pro

$0/month
  • All design components
  • Unlimited design saves
  • Advanced AI feedback
  • PDF & SVG exports
  • Premium interview questions

Team

$49/month
  • Everything in Pro
  • 5 team members
  • Collaborative design
  • Team library & templates
  • Priority support

Ready to level up your system design skills?

Join thousands of engineers who are building better systems and acing interviews with SystemSloth.