Paulo Rodrigues

Back-end Java Developer

Back-end developer with 2+ years building high-volume logistics systems and enterprise APIs. Engineered warehouse management software in Java / Jakarta EE serving multi-facility operations — where reliability and query performance aren't optional.

Brazil

Download CV

Professional Experience

Back-end Developer

Spark AG

Nov 2025 - Present

Developing and maintaining myWMS (Warehouse Management System), processing large-scale data operations and implementing complex business logic for logistics operations. Focus on backend services, database optimization, and legacy system modernization.

  • Engineered backend services in Java 8 / Jakarta EE for a WMS handling high-volume logistics operations
  • Implemented complex WMS business rules and workflow automation, reducing manual processing steps
  • Optimized PostgreSQL and OracleSQL queries, cutting execution time on critical reports
  • Built Vaadin 8 and JSF 2 interfaces used daily by warehouse operators across multiple facilities
Java 8 Jakarta EE JPA/Hibernate JSF 2 Vaadin 8 PostgreSQL OracleSQL WildFly Git

Full-stack Developer

Voope Soluções

Dec 2023 - Nov 2025 · 2 years

Developed and maintained web applications serving thousands of users. Worked on various projects including CRM systems, multi-tenant platforms, and RESTful APIs. Gained experience in full software development lifecycle and agile methodologies.

  • Delivered RESTful APIs and backend services with PHP/Laravel for applications serving thousands of users
  • Designed and optimized MySQL schemas for multi-tenant platforms
  • Integrated third-party APIs and payment gateways, enabling new product monetization
  • Refactored legacy modules, improving performance and reducing critical technical debt
PHP 7/8 Laravel MySQL JavaScript Vue.js Docker Git

Technical Skills

Backend & APIs

Java Spring Boot Jakarta EE PHP Laravel JAX-RS Jersey RESTful APIs

Data & Persistence

JPA/Hibernate MySQL PostgreSQL OracleSQL

Frontend

JSF 2 Vaadin 8 JavaScript Vue.js HTML/CSS

Tools & DevOps

Git Docker WildFly Maven Linux Google Cloud

Education & Certifications

Java Formation
Alura
135h

Languages

Portuguese
Native
C2
English
Proficient
C2
Finnish
Elementary · Learning
A2

Contact