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  • Software Mansion
  • Kraków, Poland
  • 21:28 (UTC +01:00)
  • LinkedIn in/grzywn

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GrzywN/README.md

Hi there, I'm Karol Binkowski ⚡

Full-stack developer who delivers value through high innovation, strategic thinking, and technical quality

I combine technical expertise with rapid learning and proactive problem-solving. Currently working with Python (Django) at Montrose Software, while exploring ML/AI systems through side projects (Flask + AWS).

🔭 Current Focus

  • Building scalable systems with Python (Django, Flask) and modern architectures
  • Exploring ML/AI integrations and serverless patterns on AWS
  • Performance optimization and infrastructure cost reduction
  • Implementing clean architecture, DDD, and event-sourcing patterns

💼 Professional Experience

  • Backend Developer at Montrose Software (Python, Django, PHP)
  • Frontend Developer at dsplce.co (Vue.js, Component Libraries, Cloud Functions)
  • Full-stack Developer at ONX IT Software House (Laravel, Vue.js)
  • Self-employed B2B Contractor at Binitive (open to collaboration)
  • Freelance Full-stack Developer - Multiple clients across industries

🎯 Recent Impact

  • 95% test suite performance optimization (10 minutes → 30 seconds)
  • 70% infrastructure cost reduction through cloud migration
  • 80% faster developer onboarding via containerization
  • Zero-downtime deployments and production stability
  • 5+ security vulnerabilities resolved in authentication systems

🛠️ Technical Toolkit

Frontend

React Vue.js TypeScript Next.js Tailwind CSS

Backend

Python Django FastAPI Node.js PHP Laravel

Database & Caching

PostgreSQL MySQL Redis MongoDB

Cloud & DevOps

AWS Docker Linux Git Vim

Architecture & Testing

GraphQL REST Microservices Pytest Jest

🎓 Certifications

  • AWS Certified Cloud Practitioner - Amazon Web Services
  • CS50's Introduction to Computer Science - Harvard University

💡 How I Work

I learn new technologies quickly and ship them to production. High proactivity—I go beyond my job description to deliver business value at the company level. Strong problem-solving through pattern recognition and strategic execution.

Team feedback: "Sets the bar high and inspires the team"

"Understanding how something works is more valuable than knowing that it works." - Aditya Y. Bhargava

🚀 What's Next

Seeking senior full-stack, frontend, or backend engineering roles—ideally combining React (frontend) with Python or TypeScript (backend). Particularly interested in product companies building data-driven or AI-enhanced systems.

Open to: Remote-first positions | International opportunities | B2B contracts

📫 Connect With Me

LinkedIn Email Portfolio


💼 Currently @ Montrose Software | 🌍 Based in Cracow, Poland | ⚡ Let's build something great together

Pinned Loading

  1. react-native-fast-base64 react-native-fast-base64 Public

    A fast, JSI-powered drop-in replacement for atob/btoa with native C++ base64 encoding and decoding for React Native.

    TypeScript

  2. toolchain toolchain Public

    My configurations for tools around technologies I work with.

    Makefile

  3. leetcode leetcode Public

    My solutions to leetcode.com problems.

    Python 1

  4. hackerrank hackerrank Public

    My solutions to hackerrank.com problems.

    Python

  5. ansible ansible Public

    My automation scripts to bootstrap my Linux setup

  6. .dotfiles .dotfiles Public

    My configuration files for both Linux and MacOS

    Vue 1