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I will expert java developer, spring boot, microservices, backend and bug fixing

W
wsvieira
W
wsvieira
Wellington
expert java developer, spring boot, microservices, backend and bug fixing
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expert java developer, spring boot, microservices, backend and bug fixing

About this gig

I will fix bugs in your Java, Spring Boot, or backend applications quickly and professionally.

Experienced Java developer specialized in debugging, fixing errors, optimizing performance, and delivering clean, working code for Spring Boot, microservices, APIs, JEE, JSF and more.

  • Programming language

    • Java

  • Expertise

    • Algorithms & Data structures
    • Debugging
    • Security
    • Databases
    • Source control

  • Frontend framework

    • Angular
    • Bootstrap
    • jQuery
    • Other

  • Backend framework

    • Django
    • Quarkus
    • Spring
    • Other

Get to know Wellington

Wellington
  • FromBrazil
  • Member sinceJun 2025

  • Languages

    English, Portuguese
Professional Java, Python, and Data Science Developer Hello! I'm a highly skilled and experienced developer specializing in Java, JSF, JavaEE, Spring, API Development (REST & SOAP), Python, Data Science, and Django. With a strong background in building robust, scalable, and efficient applications, I deliver top-quality solutions tailored to your business needs. What I Offer: Java Development: Expert in JavaEE, JSF, and Spring Framework for building enterprise-grade applications. API Development: Design and implementation of secure, scalable REST and SOAP APIs. Python & Data Science: Advanced

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