David Lyra

Senior Software Engineer at NTT DATA Benelux Belgium

Leading implementation of Hexagonal Architecture to improve maintainability and testability. Designing and executing proofs of concept for AI-driven Python chatbots with conversational flows. Developing and optimizing APIs and Oracle DB models per functional specifications. Working with Java 8+ and Spring Boot; RESTful services, message queues, and JSON. Deploying full-stack web apps on AWS using Terraform for infrastructure automation. Conducting code reviews and ensuring high-quality, maintainable code; driving CI/CD practices.

Senior Software Engineer at Altran

Led Java application development using Spring Boot; built robust RESTful APIs; integrated internal and external systems using Kafka for asynchronous communication; implemented Docker and Kubernetes for containerization and orchestration; streamlined deployment processes; maintained high software quality with SonarQube integrated into GitLab pipelines; managed CI/CD with Maven, Gradle, Git, and Jenkins; authored API documentation with Swagger and ensured efficient CI/CD.

System Architecture Lead at Bradesco Insurance

Improved Bradesco Insurance's system architecture efficiency by 40% through optimized design and strategic implementation. Improved software development outcomes by 15% by updating architectural standards for 100 applications. Led IT projects and development teams; contributed to architectural governance and long-term strategy.

System Architect Lead at Bradesco Insurance

Led system architecture initiatives and guided development teams to deliver robust enterprise solutions in a regulated financial environment.

Development Lead at Bradesco Seguros

Led development efforts across multiple insurance platforms, coordinating delivery and ensuring alignment with business goals.

Java Software Developer at NeoRis do Brasil

Developed Java-based applications, contributing to backend services and integrations.

Java Software Developer at Poliedro Brasil

Developed Java software for educational products and platforms.

Senior Software Engineer at NTT Data Benelux

Lead the implementation of Hexagonal Architecture for maintainability and testability; design and execute proofs of concept for AI-driven Python chatbot flows; develop APIs and Oracle DB models according to functional specs.

Senior Software Engineer at Altran

Spearheaded Java application development with Spring Boot, building robust RESTful Java APIs; integrated internal and external systems via Kafka; containerized with Docker and Kubernetes; maintained code quality with SonarQube in GitLab CI/CD using Maven, Git, and Jenkins.

System Architect at BRQ IT Services

Led architecture for Bradesco Insurance projects; improved system architecture efficiency by 40% and updated standards across 100 application projects, enhancing development outcomes.

IT Technical Consultant at Value Team

Led Java application development using Spring Boot, delivering RESTful APIs and integrating internal/external systems; improved system capabilities.

Development Lead at Bradesco Seguros

Led development efforts for Bradesco Seguros; contributed to software architecture and project delivery in the Rio de Janeiro area.

Java Software Developer at Value Team

Java software development and system integration contributions in the Rio de Janeiro area.

Java Software Developer at Poliedro Brasil

Java software development for Poliedro Brasil in the Rio de Janeiro area.

Senior Software Engineer at NTT DATA Benelux Belgium

Led the implementation of Hexagonal Architecture to improve maintainability and testability. Designed and executed proofs of concept for Python-based AI-driven chatbots and conversational flows. Developed and optimized APIs and Oracle database models aligned with functional specifications. Built full-stack web applications using Angular (frontend) and Node.js (backend), deployed on AWS with Terraform for infrastructure automation. Conducted thorough code reviews to ensure high test coverage and quality. Advocated a contract-first approach and modern DevOps practices, focusing on scalable microservices.

Senior Software Engineer at Altran

Led API development and code reviews to align with user requirements. Drove API design and back-end service development using Java 8+ and a Spring-based stack; implemented RESTful services and messaging patterns. Built scalable web applications with a front-end framework and Node.js backend, deployed in AWS with containerization via Docker and Kubernetes. Established CI/CD pipelines with Jenkins and Git; improved maintainability through modular architecture and best practices.

System Architect Lead at BRQ IT Services

Led functional analysis and validation for IT development projects, ensuring alignment with user requirements. Led API development and code reviews, leveraging Java 8+ and Spring, RESTful services, and Netflix OSS components. Implemented scalable microservices and integration with legacy systems, enabling robust event-driven communication with Kafka. Produced API documentation with Swagger; guided CI/CD using Maven, Gradle, Git, and Jenkins. Focused on architecture patterns that improve reliability, testability, and performance.

IT Technical Consultant at CPM Braxis Capgemini

Drove digital transformation initiatives, integrating modern Java-based services with legacy platforms. Implemented backend services with Java 7/8 and Spring, designed RESTful APIs, and enabled asynchronous messaging patterns. Contributed to API documentation and ensured CI/CD practices with Maven, Gradle, Git, and Jenkins; collaborated on architecture decisions to enhance system resilience.

Java Software Developer at Poliedro Brasil

Developed Java-based software solutions in the Rio de Janeiro region, contributing to education-sector projects with robust backend services and integration with front-end components.

Java Software Developer at Value Team

Built Java-based software solutions, contributing to internal and client-facing projects and collaborating across distributed teams.

Java Software Developer at Neoiris do Brasil

Joined as a Java developer, contributing to software development efforts across multiple projects in the Rio de Janeiro region.

Senior Software Engineer at NTT DATA Benelux Belgium

Leading implementation of Hexagonal Architecture for maintainability and testability. Designing and executing proofs of concept for Python AI-driven chatbots. Developing and optimizing APIs and Oracle DB models; practicing test-driven development, CI/CD, and automated pipelines with Jenkins, Kubernetes and Docker. Driving microservices and Clean Architecture principles for scalable, maintainable applications.

Senior Software Engineer at Altran

Led API development and code reviews using Java 8+, Spring Boot; designed RESTful services and modern frameworks; integrated with CI/CD pipelines using Jenkins and Kubernetes; utilized Docker for microservices.

System Architect Lead at Bradesco Insurance

Led architecture for core insurance systems; improved API design and Oracle data models; defined architectural standards and led API integration and service decomposition.

IT Technical Consultant at Value Team

Led technical initiatives and contributed to architecture and code reviews across client projects.

System Architect Lead at Capgemini (Brasília Area, Brazil)

Led system architecture and development projects for Capgemini clients; implemented Java-based solutions; delivered robust backend services.

Java Software Developer at Neoris do Brasil

Developed Java software solutions; collaborated with teams to deliver projects.

Java Software Developer at Poliedro Brasil

Developed software solutions for the education sector; contributed to multiple projects.

Senior Software Engineer at NTT DATA Benelux Belgium

Leading implementation of Hexagonal Architecture for maintainability and testability. Designing and executing proofs of concept for AI-driven Python chatbot flows. Developing and optimizing APIs and Oracle database models according to functional specifications. Built full-stack web apps with Angular frontend and Node.js backend; deployed on AWS using Terraform for infrastructure automation. Conducted code reviews and CI/CD, improved testing practices and contributed to architecture evolution.

Senior Software Engineer at Altran

Led Java app development using Spring Boot; implemented RESTful services; integrated with legacy systems; improved architecture resilience and performance.

System Architect Lead at Bradesco Seguros

Led architecture across numerous Java applications including Automobile, Health Insurance, Life & Pension, and more; aligned technical solutions with business requirements; led development teams and delivered projects on time.

System Architect at CPM Braxis Capgemini

Technical architect leading multiple IT projects; updated architectural standards across 1,200 Java applications; ensured alignment with business requirements.

Development Lead at Bradesco Seguros

Led development teams; improved delivery and reliability; supported large-scale insurance domain systems.

Java Software Developer at Neoris do Brasil

Developed Java software; contributed to projects across insurance and enterprise domains.

Java Software Developer at Value Team

Java software development projects; contributed to backend systems.