Mid Java Software Engineer
Avanade
- Contribute to enterprise projects using Java, building and maintaining scalable backend solutions.
Java Software Engineer
Gustavo Figueiredo.
Building reliable, scalable software with a strong focus on performance and engineering best practices.
01
About
Java Software Engineer, graduated in Information Systems and currently pursuing a postgraduate degree in Software Engineering. I have experience developing and evolving financial systems, working with legacy Java 8 applications and modern solutions using Java 21, Quarkus, Spring Boot, and REST APIs. I also work with microservices architecture, containerization, and CI/CD, building scalable, reliable, and maintainable software.
02
Experience
- May 2026 – Present
- Apr 2023 – Apr 2026
Junior Java Software Engineer
MyCapital
- Developed and maintained solutions for the financial market, translating business needs into robust software.
- Modernized legacy Java 8 applications and developed REST APIs with Java 21 and Quarkus.
- Worked with Docker, Kubernetes, Azure DevOps CI/CD pipelines, and application observability.
- Jan 2022 – Mar 2023
System Development Intern
MyCapital
- Supported Java 8 application development and maintenance for financial market solutions.
- Contributed to Oracle PL/SQL procedures and database-related improvements.
03
Skills
Core strengths
- Java 21
- Quarkus
- Spring Boot
- REST APIs
- Clean Architecture & SOLID
- Docker
- Kubernetes
- CI/CD
- Azure DevOps
- Observability
Also experienced with
- Jakarta EE
- JWT
- Swagger / OpenAPI
- Apache Maven
- JUnit
- Mockito
- Testcontainers
- Spring Data JPA
- Hibernate
- JPQL
- Microsoft SQL Server
- Redis
- Apache Kafka
- GitHub Actions
- Argo CD
- SigNoz
- Jira
- JasperReports
- Git
- GitHub
- Domain-Driven Design (DDD)
- Test Driven Development (TDD)
04
Education & certifications
Education
- May 2026 – Present
Postgraduate Degree in Software Engineering
Instituto Infnet, Brazil
- Dec 2021 – Dec 2025
Bachelor of Science in Information Systems
Universidade Estácio de Sá, Brazil
Certifications
- Microsoft Certified: Azure Fundamentals (AZ-900) — Microsoft
- AWS Certified Cloud Practitioner — Amazon Web Services
- Oracle Cloud Infrastructure Foundations 2021 Certified Associate — Oracle
- GitHub Copilot Certification (GH-300) — GitHub
05
Projects
01
Master Microservices
A distributed system demonstrating service discovery, centralized configuration, API gateway patterns, and resilience across services.
Architecture
Distributed microservices
Technologies
- Java
- Spring Boot
- Docker
- Kubernetes
- API Gateway
02
QuarkEats
A food-delivery backend modeling ordering and delivery workflows through REST APIs and asynchronous event processing.
Architecture
Reactive, event-driven microservices
Technologies
- Java
- Quarkus
- REST APIs
- Event-driven
03
Master Spring AI
An AI application exploring practical use cases for large language models, from embeddings and semantic search to prompt-driven interactions.
Architecture
AI-enabled application built with Spring Boot
Technologies
- Java
- Spring Boot
- Spring AI
- LLMs
- Embeddings