I will develop custom java desktop applications and fix bugs in your java code

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daniel3554
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daniel3554
Emilio L

About this gig

I will build reliable Java software applications, REST APIs, or desktop apps

About This Gig

Are you looking for a robust, efficient, and well-structured software application built in Java? You have come to the right place!

I am a software developer dedicated to building, troubleshooting, and optimizing Java applications. I focus on delivering clean, maintainable, and well-documented code tailored to your exact business or project needs.

Services I Offer:

  • Java Software Development: From standalone scripts and business logic to complete enterprise applications.
  • Desktop Applications: Functional, intuitive user interfaces built with JavaFX or Swing.
  • RESTful APIs & Backend: Scalable web services and microservices using Spring Boot.
  • Database Integration: Seamless database connection and SQL queries using MySQL, PostgreSQL, SQL Server, or SQLite (via JDBC, JPA, and Hibernate).
  • Bug Fixing & Refactoring: Code optimization, performance tuning, and resolving legacy code issues.
  • Object-Oriented Programming (OOP): Implementation of clean architecture and software design patterns.

Why Choose Me?

  • Clean & Documented Code: Easy to read, extend, and maintain.
  • 100% Source Code Ownership: Full deliver

Get to know Emilio L

Emilio L

Systems Developer

  • FromParaguay
  • Member sinceAug 2026
  • Avg. response time1 hour
  • Languages

    English, Spanish
I am a Systems analyst and freelance developer specializing in POS and inventory management systems. I have hands-on experience with PHP and SQL, along with solid knowledge of Python, Java, and CSS. My background in Police Sciences brings strong discipline and reliability to every project.