Patrick Barreto dos Santos
Software Engineer
Curitiba
Summary
Experienced in DICOM standards, ORTHANC, developing solutions for Medical Imaging - RIS and PACS. Skilled in AWS and Azure, leveraging AWS Batch, ECS, Event Bridge, Lambda S3, SQS, SNS, Storage Gateway, and Azure Pipelines. Proficient in Infrastructure as Code with Ansible and Terraform. Extensive experience in TypeScript using NestJS and Express, along with proficiency in Python. Versatile with databases like Elasticsearch, SqlServer, and Postgres. Foundational understanding of Mirth Connect and HL7 Standard development. Working knowledge of GoLang and C++ within the context of AI research.
Overview
12
12
years of professional experience
8
8
years of post-secondary education
2
2
Certifications
2
2
Languages
Work History
SR Software Developer - Innovation
Rede D'Or São Luiz
08.2020 - Current
- Software Developer with solid experience in designing and building solutions for medical imaging systems (PACS), focusing on hospital workflows such as DICOM Worklist management, image ingestion, compression, visualization, transfer, monitoring, and automated backup. Skilled in DICOM protocol and tools like Orthanc, with active involvement in the modeling and evaluation of system architectures.
- Works across hybrid environments (Cloud and On-Premise), with practical experience deploying infrastructure on AWS and Azure using Terraform and Infrastructure as Code (IaC) practices.
- Possesses foundational knowledge of HL7 standards and Mirth Connect for healthcare interoperability, along with hands-on experience in GoLang and C++ applied in AI research contexts.
- Actively involved in designing and implementing high-availability and performance-critical applications for healthcare environments, ensuring data integrity and compliance.
- Mentored junior developers, providing guidance on best practices and coding techniques.
Tech Lead
MediList
11.2018 - 12.2024
- Led the mediList project’s technical direction, including architecture redesign, security enhancements (SSL, data encryption, LGPD compliance), and app refactoring based on 12-factor and design pattern principles. Developed native modules for Android and iOS (notifications, background tasks) and managed app publishing on the Apple and Google stores. Oversaw version control, technical documentation, team performance, and agile delivery using SCRUM.
- Tech stack: React Native, Java, Swift 5, Python, Ruby on Rails, Node.js, Express, REST APIs, JSON, Azure, SQL and NoSQL databases.
Desenvolvedor Ruby on Rails
STI UFF - Superintendência de Tecnologia da Informação
07.2017 - 04.2019
- Participated in the full lifecycle of the SISPRO system, from initial development to production deployment. Applied agile methodologies (SCRUM), integrated external REST/SOAP APIs, and implemented software design patterns and information security standards. Developed unit and acceptance tests to ensure code quality and system reliability.
- Tech stack: Ruby on Rails, RSpec, Capybara, MySQL, Git, Bootstrap, Vanilla JavaScript, jQuery, JSON.
Information Security Analyst Jr.
Generali Brasil Seguros
06.2013 - 07.2016
- Hands-on experience in supporting internal and external audits, managing logical access lifecycle across multiple corporate systems, and implementing threat prevention and detection strategies. Contributed to the development of internal security policies and procedures, ensuring alignment with compliance and audit requirements. Collaborated closely with Infrastructure, Software Development, Internal Audit, and Compliance teams to enhance process security—focusing on document confidentiality, fraud mitigation, profile segregation, and data integrity.
Education
MSc - Computer Science
Federal Fluminense University
Niterói, Rio De Janeiro, Brazil 01.2016 - 01.2019
Bacharelado - Computer Information Systems
Federal Fluminense University
Niterói, Rio De Janeiro, Brazil 01.2011 - 01.2016
Skills
Proficient in Scaled Agile Framework (SAFe)
Certification
Scrum Foundation Professional Certificate (SFPC)
Publications
- Transparency Communication Strategies in Human-Data Interaction
- Desenvolvimento de um sistema de suporte a decisão para apropriação de exame de cintilografia de perfusão miocárdica.
- Assessing the Communicability of Human-Data Interaction Mechanisms in Transparency Enhancing Tools
Awards
Hackathon: Desafios em Ciências Cardiovasculares
Timeline
SR Software Developer - Innovation
Rede D'Or São Luiz
08.2020 - Current
Tech Lead
MediList
11.2018 - 12.2024
Desenvolvedor Ruby on Rails
STI UFF - Superintendência de Tecnologia da Informação
07.2017 - 04.2019
MSc - Computer Science
Federal Fluminense University
01.2016 - 01.2019
Information Security Analyst Jr.
Generali Brasil Seguros
06.2013 - 07.2016
Bacharelado - Computer Information Systems
Federal Fluminense University
01.2011 - 01.2016
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