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Coding at night is PURE love!
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Coding at night is PURE love!
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Achievement: Pull Sharkx3Achievement: Pair Extraordinairex2Achievement: QuickdrawAchievement: YOLO

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petrovicistefan/README.md

Hi, I'm Stefan 👋

Software Engineer · Web Applications · SaaS · AI

I'm a software engineer with 15+ years of experience building and modernizing web applications, with a strong focus on frontend architecture and scalable product development.

I work with companies and product teams on web applications, SaaS products, AI integrations and legacy modernization.

Currently open to B2B collaborations across worldwide.

Human + AI · Building a better future together

Stefan and an AI companion working together to build a better future for everyone

Hire me

What I do

  • ⚡ Build modern web applications with Angular, React & Next.js
  • 🏗️ Design scalable frontend architectures and Nx monorepos
  • 🤖 Integrate AI, LLMs, RAG and automation workflows
  • 💳 Build payments and fintech integrations
  • 🔄 Modernize legacy applications
  • 🧩 Develop WordPress & WooCommerce plugins
  • 🚀 Turn product ideas into working MVPs and SaaS products

Tech Stack

Frontend

Angular · React · Next.js · TypeScript · JavaScript · Nx

Backend & APIs

Node.js · .NET · REST APIs · SSE

AI & Automation

OpenAI · RAG · Embeddings · n8n

Testing

Jest · Playwright · Cypress · Storybook

Infrastructure

Docker · Vercel · Coolify · Linux VPS

Payments & Integrations

Stripe · WooCommerce · OAuth

What I'm building

🧩 PluginsForStores

Tools and plugins designed to help WordPress & WooCommerce stores improve their business and automate repetitive work.

🌐 pluginsforstores.com

🤖 AI Commerce

Exploring AI-powered shopping experiences, natural-language product discovery and intelligent assistants for e-commerce.

🚀 SaaS & Automation

Building and validating B2B products around automation, payments, operations and AI.

🛡️ Open Source MCP Ecosystem

Building six open-source MCP developer tools for security, dependencies, APIs, databases, cost optimization and SEO.

MCP Ecosystem adoption metrics

📊 Live MCP Analytics · 🧩 MCP Marketplace

The card updates daily from public npm and GitHub snapshots. Downloads are not unique users.

Experience

I've worked on software products across:

Fintech · Banking · Insurance · Media · Logistics · Real Estate

My work has included large-scale frontend migrations, design systems, payment integrations, product architecture and modern web application development.

Let's work together

I'm available for B2B software development and product collaborations.

I can help with:

  • Existing product development
  • Frontend architecture
  • Angular / React modernization
  • SaaS MVP development
  • AI integrations
  • Technical prototypes & POCs

Based in Romania 🇷🇴 · Working with clients across worldwide

🌐 petrovicistefan.ro

💼 LinkedIn

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  1. mcp-api-guardian mcp-api-guardian Public

    Stop your AI agent from breaking your API: OpenAPI contract checks and breaking-change diffs over MCP, fully local.

    JavaScript

  2. mcp-cost-optimizer mcp-cost-optimizer Public

    See what your LLM calls cost and how much you'd save by switching models — local MCP server, no API keys.

    JavaScript

  3. mcp-database-doctor mcp-database-doctor Public

    Catch dangerous PostgreSQL migrations and slow queries before your AI agent ships them — offline, no DB credentials, never executes SQL. MCP server for Claude Code, Cursor, GitHub Copilot.

    TypeScript

  4. mcp-dependency-doctor mcp-dependency-doctor Public

    Let your AI agent audit npm dependencies safely: inventory, vulnerabilities, outdated and deprecated packages — read-only, never runs install.

    JavaScript

  5. mcp-security-guard mcp-security-guard Public

    Local security auditor for the MCP servers you've installed: catches tool poisoning, rug pulls, shadowing and leaked secrets. OWASP MCP Top 10. Claude Code plugin + npx + GitHub Action.

    TypeScript

  6. mcp-seo-auditor mcp-seo-auditor Public

    Free on-page SEO audits from Claude Code or Cursor — titles, meta, canonicals, robots, JSON-LD; local, no API keys.

    Python