Marcin Parśniak

Java, Spring Boot, REST APIs, SQL databases, system design, backend security concepts, Git, software architecture principles, and basic cybersecurity knowledge.

Currently deepening my knowledge of advanced Java, Spring ecosystem, backend architecture, performance optimization, and secure system design.

Building a personal finance management backend system with advanced features like notifications, limits, security tracking, and smart expense analysis, etc.

Open to connecting with developers, discussing backend architecture, sharing knowledge, and collaborating on interesting projects or learning opportunities.