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Achievement: Pull SharkAchievement: YOLO

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Achievement: Pull SharkAchievement: YOLO

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aavtutov/README.md

Hi there, I'm Andrei! 👋

I am a Java Backend Developer with a unique 10-year background in IT (Product Management & Quality Control). After a successful career in management, I’ve returned to my technical roots to focus on what I love most: building efficient backend systems.

🛠 My Tech Stack

  • Languages: Java 17+ (Core, Concurrency, Stream API)
  • Frameworks: Spring Boot 3 (Data JPA, Security, MVC)
  • Infrastructure: Docker & Docker Compose, Oracle Cloud (OCI), Nginx Proxy Manager
  • Databases: PostgreSQL (Schema design, Hibernate, JPA)
  • Tools: Git, Maven, Postman, Linux (Bash)

🚀 Featured Project

Taxi Service Telegram Mini App A full-stack backend for a taxi service featuring:

  • Pessimistic Locking for race-condition-free transactions.
  • Telegram WebApp Auth with HMAC-SHA256 validation.
  • Pricing Engine with multiple fare strategies.
  • Cloud Deployment on OCI using Docker containers.

🤝 Connect with me

"I’m a developer who understands the business side of code and is always excited to trade meetings for IDE time."

Pinned Loading

  1. spring_boot_taxi spring_boot_taxi Public

    Full-stack taxi information system: Spring Boot backend, Telegram WebApp frontend, and automated infrastructure with SSL/Nginx via Docker Compose.

    Java