Vanessa Bonifácio
Vanessa Bonifácio

Backend Software Engineer

Actively looking · Member since 27 Jun 2026
Message
Location
Brazil
Desired salary
Unspecified
Work preference
Full Time
Experience level
Not set

About

Professional summary

I am a Backend Java Developer with more than 4 years of hands-on experience building and maintaining mission-critical systems in the finance and healthcare domains. My daily work focuses on REST API development, Kafka-based integrations, relational database modeling and optimization, legacy system modernization, and production support.

I work comfortably in high-throughput, distributed environments where concurrency, idempotency, batch performance, and observability are critical. I have solved real production problems using locking strategies, indexes, messaging patterns, and resiliency patterns, always with an emphasis on reliability and maintainability.

My experience includes both greenfield development and the evolution of existing codebases. I have designed and delivered services using Hexagonal Architecture, Event-Driven Architecture, and tactical DDD patterns, while keeping domain logic isolated from framework dependencies and easy to test.

I have strong experience with Java, Spring Boot, Kotlin, SQL, Apache Kafka, AWS, Kubernetes, and observability tooling such as Micrometer, Prometheus, OpenTelemetry, Jaeger, Grafana, and Kibana. I also work with CI/CD pipelines, cloud infrastructure, and multi-cloud environments.

In recent roles, I have contributed to financial transaction workflows, cloud migrations, incident response, and backend modernization. I have implemented transactional outbox patterns, atomic idempotency, optimistic and pessimistic locking, and batch processing improvements to eliminate race conditions, duplicate processing, and performance bottlenecks.

I also work in an AI-first engineering environment, using AI tools to accelerate planning, implementation, testing, documentation, and production support. I use these tools to identify recurring incident patterns, improve root-cause analysis, and help teams deliver faster with better quality.

Skills

19 capabilities

Experience

Career history

Backend Software Engineer NTConsult

Implemented transactional outbox, optimistic locking, atomic idempotency, Kafka event pipelines, DLQ routing, and hexagonal architecture. Instrumented services with structured logs, metrics, and distributed tracing. Refactored legacy Oracle + Kafka processing into asynchronous batch pipelines and managed Kubernetes-based deployments in a multi-cloud environment.

Backend Developer (Hybrid Backend + SRE) UOL

Contributed to cloud migration, modernized CI/CD pipelines, operated Kubernetes in production, participated in on-call rotations and incident response, and developed backend services in Quarkus and Spring Boot.

Backend Developer MV

Modernized APIs and refactored critical healthcare services, optimized Oracle queries, ensured data consistency and traceability, and mentored junior developers.

Backend Developer FullCycle IT Solutions

Migrated legacy SOAP integrations to REST APIs using Java and Spring Boot, and deployed and managed AWS services in secure, scalable cloud architectures.

Fullstack Developer Preferencial Saúde

Built a health plan management system from scratch, developing backend services in Java/REST and frontend features in Vue.js 3, while integrating payment gateways and business rules.

Education

Learning history

Universidade Federal da Paraíba (UFPB)

Bachelor in Computer Engineering

DevSuperior / Udemy

Java Programming Certification

Voxy

English Proficiency Certification

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