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alex5200/README.md

👋 Hi, I'm Alexander

Full Stack DeveloperROS EnthusiastAutonomous Systems Explorer


🧠 About Me

  • 🇷🇺 Based in Russia
  • 💼 Working as a Software Engineer — building scalable frontend & backend systems
  • 🎓 Final-year student at Moscow Polytechnic University, focused on robotics & data-driven systems
  • 🚀 Passionate about clean architecture, ETL pipelines, and real-world autonomous robotics


🔥 Stats & Activity

Codewars



🛠️ Tech Stack

Category Technologies
Frontend React, Redux, Tailwind CSS, PyQt5
Backend (Python) FastAPI, Flask, SQLAlchemy, aiohttp, requests, Telethon, BeautifulSoup
Backend (Node) Node.js, Express, NestJS, TypeScript, Sequelize
Databases PostgreSQL, ClickHouse, Redis, Oracle DB • Complex SQL: CTE, window functions, nested queries
Data Engineering Apache Airflow, Pandas, ETL/ELT pipelines, OpenTelemetry, Grafana
Robotics ROS2, Nav2, Gazebo, AirSim, FSDS, Unreal Engine, Unity, 2D LiDAR, Dynamixel, Orange Pi
ML & CV OpenCV, TensorFlow, Keras, ARUCO markers, distance estimation, speech recognition
Embedded & IoT UART, SPI, I2C, 1-Wire, ESP, Atmega, custom serial protocols
DevOps & Tools Docker, Docker Compose, GitLab CI/CD, Ansible, Git, Linux, pytest, RabbitMQ, Kafka

📚 Recently Mastered

Area What I've Learned & Applied
🐍 Advanced Python Backend Built async microservices with FastAPI + SQLAlchemy; integrated REST APIs and web scraping (bs4, Telethon) for data collection
📊 Data Analysis & SQL Mastered window functions, CTEs, and query optimization in PostgreSQL; created interactive dashboards and automated reporting
🔄 ETL & Orchestration Designed and deployed ETL pipelines using Apache Airflow; optimized data ingestion from heterogeneous sources
🤖 Hands-on Robotics Assembled a service robot: integrated 2D LiDAR for SLAM, configured Dynamixel servos via UART, implemented speech recognition + PyQt5 UI
👁️ Computer Vision Developed CV modules with OpenCV: ARUCO marker detection, camera-based distance estimation, real-time object tracking
⚙️ DevOps Practices Containerized apps with Docker; set up CI/CD via GitLab; added monitoring with Grafana + OpenTelemetry
🧪 Testing & Reliability Implemented unit/integration tests with pytest; improved system resilience via structured logging and error handling

🎯 Current Focus

  • 🔄 Migrating robotics projects from ROS1 to ROS2 + Nav2
  • 📈 Building scalable data analytics backends with Python, ClickHouse, and Superset
  • 🤖 Developing a 6-DOF robotic manipulator (kinematics, inverse kinematics, trajectory planning)
  • 🧩 Exploring LLM integration into data workflows and developer tooling

Thank you for visiting my profile! 🙌
Always open to collaboration on robotics, data engineering, and backend innovation.

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