Skip to content
View Harasz's full-sized avatar
:atom:
:atom:
16 followers · 8 following

Achievements

Achievement: Pair Extraordinairex3Achievement: Pull Sharkx4Achievement: YOLOAchievement: QuickdrawAchievement: Arctic Code Vault Contributor

Achievements

Achievement: Pair Extraordinairex3Achievement: Pull Sharkx4Achievement: YOLOAchievement: QuickdrawAchievement: Arctic Code Vault Contributor

Highlights

  • Pro

Organizations

@STEKRA-Apps @labeltech-dev @hiero-ledger @Quantum-Resistant-Identity-Labs

Block or report Harasz

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Maximum 250 characters. Please don't include any personal information such as legal names or email addresses. Markdown supported. This note will be visible to only you.
Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse
Harasz/README.md

👋 Hi, I’m a Senior Software Engineer — Node.js & TypeScript

I build scalable, high‑performance backends focused on reliability, security, and maintainability.
From APIs and data platforms to cloud infra and full‑stack apps — I ship production‑ready solutions across domains, including e‑commerce, fintech, SaaS, and web3. 🚀

⚙️ What I work with

  • Backend: Node.js, TypeScript, Express, REST, GraphQL
  • Frontend: React, Next.js, Tailwind CSS, Vite
  • Data & Messaging: PostgreSQL, MongoDB, Redis, RabbitMQ / Kafka
  • Cloud & DevOps: Docker, Kubernetes, CI/CD, IaC
  • Architecture: Microservices, Event‑Driven, DDD
  • Quality: Testing, Performance, Observability

🧰 Tools & Tech

Node.js TypeScript Express.js GraphQL PostgreSQL Redis Kafka Docker Kubernetes GitHub Actions React Next.js TailwindCSS Vite

✍️ Publications & Articles

🎓 Academic

  • Emotion Recognition from Tweets — CEUR Workshop Proceedings http://ceur-ws.org/Vol-3092/p07.pdf
  • Efficiency of information transfer in computer systems. Comparative analysis for different natural languages — Scientific Papers of Silesian University of Technology http://dx.doi.org/10.29119/1641-3466.2024.213.1

🏭 Industry

  • How to build a React and Node custom Shopify app using Shopify CLI
    https://gorrion.io/blog/how-to-build-a-react-and-node-custom-shopify-app-using-shopify-cli/
  • Boost your sales with Shopify Apps
    https://gorrion.io/blog/boost-your-sales-with-shopify-apps/
  • Which e‑commerce platform should you choose in 2022?
    https://gorrion.io/blog/which-ecommerce-platform-should-you-choose-in-2022/

📊 GitHub at a glance

Stats Top Langs

🤝 Let’s connect

Visitors

Pinned Loading

  1. crypto-api crypto-api Public

    Demonstration cryptography API created using the Nest.js framework.

    TypeScript 1

  2. turbo-adventure turbo-adventure Public

    TypeScript

  3. eventelo eventelo Public

    Communicate React components using event-based hooks.

    TypeScript 3

  4. use-async-modal use-async-modal Public

    Show promised based modal programmatically using hook for React.js.

    TypeScript 5

  5. simple-blockchain simple-blockchain Public

    Forked from SzymCwy/simple-blockchain

    Python

  6. An attempt in Node.js to create a si... An attempt in Node.js to create a simple example of how Bitwarden works under the hood. Based on [Bitwarden Security White Paper](https://bitwarden.com/help/bitwarden-security-white-paper/)
    1 
    import {
    2 
      createHmac,
    3 
      createCipheriv,
    4 
      createDecipheriv,
    5 
      randomBytes,