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I am a Senior Software Engineer with 14+ years of experience driving the evolution of complex enterprise systems in energy, telecom, and education. I specialize in delivering reliable, compliant, and business-valued software, with deep expertise in Java, Spring, Azure DevOps, and Kubernetes. I contributed to the EOS modernization at ENGIE by introducing REST APIs, migrating test automation from UFT to Cucumber/Selenium, and deploying workloads on Azure Kubernetes, while mentoring junior developers and promoting engineering excellence. I enjoy clean architecture, automation, and bridging AI with enterprise software to build secure, scalable, and intelligent systems. I have published research on intelligent document classification using SVMs and continue exploring ML/text mining applications in enterprise contexts. I thrive in cross-functional collaboration with architects, analysts, and stakeholders to align delivery with evolving business goals.…I am a Senior Software Engineer with 14+ years of experience driving the evolution of complex enterprise systems in energy, telecom, and education. I specialize in delivering reliable, compliant, and business-valued software, with deep expertise in Java, Spring, Azure DevOps, and Kubernetes. I contributed to the EOS modernization at ENGIE by introducing REST APIs, migrating test automation from UFT to Cucumber/Selenium, and deploying workloads on Azure Kubernetes, while mentoring junior developers and promoting engineering excellence. I enjoy clean architecture, automation, and bridging AI with enterprise software to build secure, scalable, and intelligent systems. I have published research on intelligent document classification using SVMs and continue exploring ML/text mining applications in enterprise contexts. I thrive in cross-functional collaboration with architects, analysts, and stakeholders to align delivery with evolving business goals.

David Campos

Full Stack Developer, Back-End Developer, Front-End Developer, +4

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I am a Senior Software Engineer with 14+ years of experience driving the evolution of complex enterprise systems in energy, telecom, and education. I specialize in delivering reliable, compliant, and business-valued software, with deep expertise in Java, Spring, Azure DevOps, and Kubernetes. I contributed to the EOS modernization at ENGIE by introducing REST APIs, migrating test automation from UFT to Cucumber/Selenium, and deploying workloads on Azure Kubernetes, while mentoring junior developers and promoting engineering excellence. I enjoy clean architecture, automation, and bridging AI with enterprise software to build secure, scalable, and intelligent systems. I have published research on intelligent document classification using SVMs and continue exploring ML/text mining applications in enterprise contexts. I thrive in cross-functional collaboration with architects, analysts, and stakeholders to align delivery with evolving business goals.…I am a Senior Software Engineer with 14+ years of experience driving the evolution of complex enterprise systems in energy, telecom, and education. I specialize in delivering reliable, compliant, and business-valued software, with deep expertise in Java, Spring, Azure DevOps, and Kubernetes. I contributed to the EOS modernization at ENGIE by introducing REST APIs, migrating test automation from UFT to Cucumber/Selenium, and deploying workloads on Azure Kubernetes, while mentoring junior developers and promoting engineering excellence. I enjoy clean architecture, automation, and bridging AI with enterprise software to build secure, scalable, and intelligent systems. I have published research on intelligent document classification using SVMs and continue exploring ML/text mining applications in enterprise contexts. I thrive in cross-functional collaboration with architects, analysts, and stakeholders to align delivery with evolving business goals.

Available to hire

I am a Senior Software Engineer with 14+ years of experience driving the evolution of complex enterprise systems in energy, telecom, and education. I specialize in delivering reliable, compliant, and business-valued software, with deep expertise in Java, Spring, Azure DevOps, and Kubernetes. I contributed to the EOS modernization at ENGIE by introducing REST APIs, migrating test automation from UFT to Cucumber/Selenium, and deploying workloads on Azure Kubernetes, while mentoring junior developers and promoting engineering excellence.

I enjoy clean architecture, automation, and bridging AI with enterprise software to build secure, scalable, and intelligent systems. I have published research on intelligent document classification using SVMs and continue exploring ML/text mining applications in enterprise contexts. I thrive in cross-functional collaboration with architects, analysts, and stakeholders to align delivery with evolving business goals.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Portuguese

Fluent

English

Fluent

French

Advanced

Spanish; Castilian

Advanced

Dutch

Intermediate

Work Experience

Senior Java Consultant at ENGIE (via CGI)

November 1, 2018 - November 2, 2025

Part of the core team responsible for EOS, a mission-critical B2B energy contract and risk management platform, evolving a ~370K-line Java codebase. Implemented REST APIs, migrated test automation from UFT to Cucumber/Selenium/SpiraTest, and deployed workloads on Azure Kubernetes. Contributed to modernization initiatives including migration to Azure, PostgreSQL, and framework upgrades (Java 7→8→11→17, Spring 4→5, Hibernate). Improved security posture by addressing CVEs and Log4j, and led test automation strategy with BDD improvements, reducing licensing costs and improving test execution time. Mentored four junior developers and collaborated with architects/analysts across impacted systems (Salesforce migration, MIG6 rollout).

Software Engineer at European Schoolnet

November 1, 2018 - November 1, 2018

Contributed to EU-funded educational initiatives (eTwinning, All You Need Is Code, MENTEP). Designed and developed Liferay portals, built RESTful APIs, implemented cross-platform mobile apps with Onsen UI and React, and implemented Spring Security for access control. Managed multilingual configurations and cross-country deployments, ensuring compliant and accessible deliveries.

Software Analyst/Developer at Altice Labs (PT Inovação e Sistemas)

May 1, 2015 - May 1, 2015

Contributed to NetQ OSS/BSS platform modernization, migrating legacy Gerex logic to NetQ using Play Framework and Akka via Strangler Fig approach. Designed REST APIs for interoperability, developed core backend modules, and supported UI/UX modernization while ensuring telecom standards and service reliability.

Software Analyst/Developer at Maisis

February 1, 2012 - February 1, 2012

Developed enterprise web applications for Primavera BSS, built custom web modules, integrated front-end with back-end logic and databases, and supported internal SharePoint tooling.

Senior Java Consultant at ENGIE (via CGI)

November 1, 2018 - November 27, 2025

Key contributor to EOS, a mission-critical B2B energy platform with a ~370K-line Java codebase. Drove modernization by introducing REST APIs, migrating test automation from UFT to Cucumber/Selenium, and deploying workloads on Azure Kubernetes. Led framework upgrades (Java 7→8→11→17, Spring 4→5, Hibernate), migrated from Oracle to PostgreSQL, and evolved MIG6 compliance. Owned test automation and quality strategy, migrating from UFT/LeanFT/ALM to Cucumber/Selenium/SpiraTest, enabling BDD and reducing licensing costs. Established automated test execution within Azure Kubernetes, improving scalability and delivery efficiency. Mentored four juniors and collaborated with architects and analysts across impacted systems (including Salesforce migration and MIG6 rollout).