Tools For Modern Dev Ninjas
Master the habits, disciplines, and edge skills that set 10x devs apart. Use our free tools to track your growth, explore new domains, and show the world what you're becoming.
Become a Polymath
Everything you need to grow beyond code—mind, body, and craft. Use these free tools to level up like a modern ninja.
Display
Face The Mirror
Turn your growth into a story. Build a public profile that reflects your evolution as a multi-skilled, modern developer.
- Polished design & custom domain
- AI-boosted profile optimization
- Built-in analytics & insights
Track
Train with Purpose
Set weekly goals, log your skills, and connect progress to real-life habits. Built for sustainable, long-term growth.
- Weekly goal flow, not rigid streaks
- Apple Health & habit integration
- Visual progress analytics
- Flexible, tag-based activity logging
Learn
Think Like a Polymath
Master the mindset and methodology for building skills across disciplines—from music to martial arts to mindfulness.
- Interdisciplinary learning framework
- Skill fusion techniques
- Personal growth strategies
- Supportive learning community
More Than Software
You didn't learn to code just to push tickets. You're here to grow, to create, and to leave your mark—not just on codebases, but on the world.
We believe great engineers aren't defined by technical skills alone. They read. They train. They explore. They build tools and character. They debug systems and themselves.
The world needs polymaths—developers who think deeply, act deliberately, and never stop learning.
If that sounds like you, you're one of us.
Welcome to the dojo.
Why Become a Polymath?
The best developers don't just write code—they think across disciplines, adapt quickly, and build with depth. Becoming a polymath is how you future-proof your mind.
Integrated Growth
Every skill you build feeds into your overall development. From tracking habits to showcasing progress, everything works together to evolve your personal and professional edge.
Learn Sustainably
No burnout, no grind. Develop a rhythm of weekly goals and flexible learning that builds real, lasting habits—not just streaks and checkboxes.
Think Across Disciplines
Polymaths draw connections others miss. Combine music, martial arts, philosophy, and more to unlock unexpected insights and level up your problem-solving.
Built for Lifelong Growth
This isn't about checking boxes—it's about becoming someone who never stops learning. Build the habits, curiosity, and versatility that compound over a lifetime.
Frequently Asked Questions
Because raw coding skills aren't enough anymore. The best engineers bring cross-disciplinary thinking, creative problem-solving, and personal resilience. Being a polymath gives you that unfair advantage.
By helping you become the kind of developer companies fight over: self-driven, well-rounded, and adaptable. You'll build habits that translate directly to productivity, leadership, and creativity.
This isn't another habit tracker or gamified to-do list. Ninja in Brazil gives you tools built specifically for engineers who want to grow holistically—track your skills, learn across domains, and showcase your evolution with a polished, analytics-powered profile.
Anything that builds the polymath mindset—music, meditation, martial arts, writing, languages, design, fitness. We don't box you in; we help you connect the dots between disciplines.
Yes. No upsells, no hidden features. The tools are free because personal growth shouldn't be locked behind a paywall—and because we're playing the long game.
Definitely. The upcoming Polymath Course teaches you how to think about learning, pick high-leverage skills, and build your own growth path—without burnout.
Software engineers in their first few years out of school who don't want to plateau. If you're curious, ambitious, and want to grow into something more than just a "dev," you're in the right place.
Ready to Start Your Journey?
Join a growing community of ambitious developers becoming modern polymaths—building skills, tracking progress, and showcasing their growth.
A GitHub account is required to get started.