Java, Spring Boot & Angular | Python, FastAPI | Microservices, REST APIs & Kafka | AWS & Cloud Solutions | RAG, LangChain, MCP | LLMs & OpenAI API

I am a Full Stack Software Developer and AI Software Engineer focused on building scalable enterprise applications, high-performance backend systems, microservices, REST APIs, and AI-powered solutions.

My experience spans telecom, banking, and enterprise software, with a strong focus on software architecture, backend engineering, system integration, performance optimization, and production-grade application development.

🌍 Open to international opportunities and relocation, particularly in Dubai, UAE.

• 💻 Full Stack Software Developer & AI Software Engineer
• 🏗️ Designing scalable enterprise and distributed systems
• ⚙️ Building REST APIs and microservices
• ☕ Developing enterprise applications with Java & Spring Boot
• 🐍 Building backend and AI services with Python & FastAPI
• 🎨 Developing modern web applications with Angular & React
• 📨 Working with event-driven architectures and Apache Kafka
• 🤖 Exploring LLMs, RAG, LangChain, MCP, OpenAI API & Hugging Face
• ☁️ Interested in AWS, Cloud Architecture, Docker & CI/CD
• 📐 Focused on clean architecture, maintainability, performance, and reliability

• Java
• Spring Boot
• Spring ecosystem
• Python
• FastAPI
• PHP
• Laravel
• Node.js
• NestJS

• Angular
• React
• TypeScript
• JavaScript
• Tailwind CSS
• Livewire

• Microservices Architecture
• Distributed Systems
• RESTful APIs
• Event-Driven Architecture
• API Gateway
• Service-to-Service Communication
• Authentication & Authorization
• Apache Kafka
• Clean Architecture
• Domain-Driven Design principles
• Enterprise Application Architecture
• System Design
• Database Design
• Performance Optimization

• Large Language Models (LLMs)
• Retrieval-Augmented Generation (RAG)
• LangChain
• Model Context Protocol (MCP)
• OpenAI API
• Hugging Face
• AI-powered applications
• AI agents and integrations
• AI-enabled backend services

• PostgreSQL
• MySQL
• Microsoft SQL Server
• MongoDB
• Relational & NoSQL database design
• Query optimization

• AWS
• Docker
• Linux
• Git
• GitHub
• GitLab
• GitHub Actions
• CI/CD
• Agile / Scrum

Software Developer | 2025 – Present

Working on enterprise telecom systems and business-critical applications.

• Develop and maintain enterprise-grade software systems
• Design and implement RESTful APIs
• Build telecom management dashboards
• Automate complex operational workflows
• Optimize database queries and application performance
• Integrate enterprise systems and billing platforms
• Work across backend, frontend, database, and architecture layers

Full-Stack Developer | 2024 – 2025

• Developed GB Suite, an enterprise banking management system
• Digitized HR, Finance, Administration, and Transport workflows
• Developed backend services and business-process automation
• Built and maintained full-stack enterprise applications

Full-Stack Developer | 2022 – 2024

• Developed enterprise sales and business platforms
• Built backend services and REST APIs
• Developed modern frontend applications
• Maintained and optimized production systems

In Progress

A modern enterprise microservices platform designed to demonstrate scalable distributed-system architecture.

                         ┌─────────────────────┐
                         │   Web Applications   │
                         │  Angular / React     │
                         └──────────┬──────────┘
                                    │
                                    ▼
                         ┌─────────────────────┐
                         │     API Gateway     │
                         └──────────┬──────────┘
                                    │
              ┌─────────────────────┼─────────────────────┐
              │                     │                     │
              ▼                     ▼                     ▼
       ┌────────────┐        ┌────────────┐        ┌────────────┐
       │ Auth       │        │ User       │        │ Business   │
       │ Service    │        │ Service    │        │ Services   │
       └────────────┘        └────────────┘        └────────────┘
              │                     │                     │
              └─────────────────────┼─────────────────────┘
                                    │
                                    ▼
                         ┌─────────────────────┐
                         │    Apache Kafka     │
                         │ Event-Driven Layer  │
                         └──────────┬──────────┘
                                    │
                                    ▼
                         ┌─────────────────────┐
                         │ SQL / NoSQL         │
                         │ Databases            │
                         └─────────────────────┘

Technologies: Java Spring Boot Microservices REST APIs Kafka Docker Angular PostgreSQL

Software Architecture
        │
        ▼
Microservices & Distributed Systems
        │
        ▼
Java + Spring Boot
        │
        ▼
Angular + Full-Stack Development
        │
        ▼
Python + FastAPI
        │
        ▼
AI Engineering
        │
        ▼
LLMs → RAG → LangChain → MCP → AI Applications
        │
        ▼
AWS + Cloud + DevOps

I'm open to collaboration and opportunities involving:

• 🚀 Enterprise Software Engineering
• 🧩 Microservices & Distributed Systems
• ☕ Java & Spring Boot
• 🤖 AI & LLM Applications
• ☁️ Cloud & DevOps
• 🌐 Open Source
• 🏗️ Software Architecture

LinkedIn: https://www.linkedin.com/in/jafar-madadi

GitHub: https://github.com/jafarxdev

I build scalable systems, high-performance software, and AI-powered solutions that solve real business problems.

⭐ If you find my work useful, consider giving my repositories a star.