André Fontenele is an entrepreneurial technology leader and hands-on engineer with eight years focused on building scalable cloud-native systems and real-time data platforms. He has led startups from CTO to Series A, drove a ClickHouse replatform that cut costs 10x handling millions of records per minute, and managed SOC 2 Type II compliance and tenancy redesigns for enterprise security. Comfortable across infrastructure-as-code, backend services and CI/CD, he also contributes to prominent open-source projects such as projen and the AWS CDK, improving developer experience and AWS Batch support. Based in Alicante and trilingual in English, Portuguese and Spanish, André blends operational leadership (having scaled teams and companies) with practical implementation chops—often surfacing creative, outside-the-box fixes that bridge product needs and developer ergonomics.
8 years of coding experience
16 years of employment as a software developer
Bachelor of Technology (drop out), Bachelor of Technology (drop out) at Instituto Federal de Educação, Ciência e Tecnologia do Ceará
Bachelor's degree Business Administration and Management (drop out), Bachelor's degree Business Administration and Management (drop out) at Universidade Estadual do Ceará
Rapidly build modern applications with advanced configuration management
Role in this project:
Full-stack Developer
Contributions:3 reviews, 8 commits, 15 PRs in 1 year 10 months
Contributions summary:André contributed to various aspects of the `projen/projen` repository, including core functionality fixes, build process improvements, and new feature implementations. Their work includes fixing versioning issues, enhancing documentation, and adding support for TypeScript documentation generation. Furthermore, the user was involved in initializing projen projects via a command-line interface, local dependency management, and aligning TypeScript and ts-node versions. Their contributions demonstrate a focus on improving the developer experience and expanding the project's capabilities.
The AWS Cloud Development Kit is a framework for defining cloud infrastructure in code
Role in this project:
Cloud Engineer / Infrastructure Engineer
Contributions:4 reviews, 6 commits, 15 PRs in 2 years 4 months
Contributions summary:André primarily contributed to the infrastructure-as-code aspect of the project, focusing on the AWS Cloud Development Kit (CDK). Their work involved enhancing AWS Batch compute environments with features such as EC2 Launch Template support. They addressed issues related to compute resource configurations, specifically within managed and unmanaged environments. The user also made updates to the job queue configuration, ensuring correct resource association.
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