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@QuizzlerTech

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radekrzepka/README.md

Hi 👋, I'm Radosław Rzepka and I'm a full-stack enginner.

linkedin gmail website

About Me

I'm a full-stack engineer with 3 years of commercial experience and 7 years of programming. I work daily with React, Next.js, TypeScript, and Node.js, building solutions that combine functionality with a great user experience. Currently building Reduko, a SaaS for tutors, as founder and lead developer. Focused on distributed systems, serverless architecture, and TypeScript.

Tech stack:

Languages:

TypeScript JavaScript

Frontend:

React Next.js Astro HTML5 CSS3 SASS Tailwind CSS Figma Storybook

Backend:

Node.js Express NestJS tRPC Strapi GraphQL Stripe

Database:

PostgreSQL Prisma Drizzle Firebase

DevOps:

Docker AWS Vercel Pulumi GitHub Actions

Testing:

Jest Playwright Vitest

Tools:

Git Turborepo ESLint Prettier

Planning to Learn:

Go Python NumPy Pandas scikit-learn PyTorch

Certifications

AWS
AWS Certified Solutions Architect – Associate
Issued: September 2024 • Expires: September 2027
Demonstrates ability to design scalable, highly available, and fault-tolerant systems on AWS. Covers EC2, S3, VPC, IAM, security best practices, and cost optimization.
View Credential
AWS
AWS Certified Machine Learning Engineer - Associate
Issued: January 2025 • Expires: January 2028
Validates expertise in building, training, and deploying ML models on AWS. Covers SageMaker, ETL, data processing, feature engineering, and model monitoring/optimization in production.
View Credential

Pinned Loading

  1. portfolio-v2 portfolio-v2 Public

    A modern, responsive personal portfolio website built with Astro and React.

    TypeScript

  2. chess-profile-analyzer chess-profile-analyzer Public

    App for analyzing your and yours opponents best openings on lichess.org

    TypeScript

  3. hack-yeah-2025 hack-yeah-2025 Public

    A comprehensive pension calculation and simulation platform built for the Polish social security system (ZUS)

    TypeScript 1

  4. nextpress-chat nextpress-chat Public

    Real-time messaging application built with Next.js and Express

    TypeScript

  5. prime-numbers prime-numbers Public

    Website about prime numbers

    HTML

  6. advent-of-code advent-of-code Public

    Solutions to advent of code

    Rust