Rafael Julio Email and Phone Number
I’m detail-oriented and always strive to write clean, maintainable, and reusable code. I enjoy automating tasks and environments (Bash, Zsh, dotfiles, Docker, etc.).Graduated in Systems Analysis and Development from Faculdade Impacta, I have experience with Ruby on Rails, JavaScript/TypeScript, and DevOps (containerizing services with Docker, CI/CD pipelines with GitLab CI/CD, GitHub Actions, and AWS CodeBuild), along with working with AWS, Kubernetes, Helm, and Terraform.My main stack is JavaScript, TypeScript, React, and Next.js.I’m also active in Android OS communities, where I contribute with investigations, bug fixes, localization, and internal Android components.
Hitss Brasil
View- Employees:
- 5458
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Especialista Desenvolvedor - Claro BrasilHitss BrasilState Of São Paulo, Brazil -
Systems Development SpecialistInternational School Education Jul 2024 - PresentSão Paulo, São Paulo, BrazilI work on end-to-end feature development, from solution architecture design and validation with the P.O. and Designer to implementation. I’m also responsible for handling third-party integrations and ensuring scalable, effective solutions.Key Deliveries:- Implementation of interactive student activities using H5P.- Integrations with third-party services.- Case studies on AI use cases. -
Senior Systems DevelopmentAec Jul 2023 - Jun 2024São Paulo, São Paulo, BrazilI was responsible for developing the Corporate University, an LMS built with React and styled-components, compliant with the SCORM standard (2004 and 1.2) for displaying interactive content. I also contributed to the development of the platform's admin panel, focusing on efficient course and user management.Key Features:- Comment moderation for courses and articles.- Public courses to expand the LMS’s reach. -
Senior Systems DevelopmentStefanini Brazil Jan 2023 - Jun 2023I contributed to enhancing the customer experience on Grupo Energisa’s Digital Agency platform by developing critical features and optimizing the system.Key Achievements:- Development of flows such as Power Outage Reporting and Facial/Document Recognition.- Creation of the Digital Agency Homepage, focusing on intuitive navigation.- Bug fixes and improvements to ensure a seamless user experience. -
Front-End Web DeveloperMe Salva! Feb 2021 - Oct 2022RemoteI participated in architectural discussions and contributed to the development of the company’s Design System (MARS), collaborating with the design consultancy throughout all phases, from prototyping to implementation, ensuring standardization and visual consistency.I contributed to the rewrite of the Me Salva! platform using MARS, participating in architecture, design, and feature implementation decisions, bringing scalability and modernization.I was responsible for creating… Show more I participated in architectural discussions and contributed to the development of the company’s Design System (MARS), collaborating with the design consultancy throughout all phases, from prototyping to implementation, ensuring standardization and visual consistency.I contributed to the rewrite of the Me Salva! platform using MARS, participating in architecture, design, and feature implementation decisions, bringing scalability and modernization.I was responsible for creating internal libraries to enhance Developer Experience, configuring TypeScript, linters (ESLint, Prettier), Jest, Conventional Commits, Rollup, semantic-release, and CI/CD (Heroku and GitHub Actions).I also served as a technical reference for junior developers, providing support and pair programming. Additionally, I collaborated on maintaining legacy projects, implementing improvements and new features. Show less -
Junior Web DeveloperQuero Educação Sep 2020 - Feb 2021São Paulo, São Paulo, BrazilI contributed to the development of the Nota Quero application, part of the Vestibular Premiado project, focusing on performance and scalability. I optimized both the back-end (Node.js with Nest.js) and front-end (React) through robust architectural solutions:Implemented horizontal autoscaling.Adjusted Amazon RDS instances.Used Amazon SQS queues for messaging.These actions reduced the application’s response time from 10s to 0.05s, significantly improving the user… Show more I contributed to the development of the Nota Quero application, part of the Vestibular Premiado project, focusing on performance and scalability. I optimized both the back-end (Node.js with Nest.js) and front-end (React) through robust architectural solutions:Implemented horizontal autoscaling.Adjusted Amazon RDS instances.Used Amazon SQS queues for messaging.These actions reduced the application’s response time from 10s to 0.05s, significantly improving the user experience.I also served as a DevOps Associate, acting as a liaison between the development squad and the DevOps team, implementing AWS solutions and Infrastructure as Code (IaC). Show less -
Web Development InternQuero Educação Aug 2019 - Sep 2020São Paulo, São Paulo, BrazilDuring my internship at Quero, I contributed to the development of new features, product improvements, and strategic innovations, using agile methodologies and modern tools.App Development (React Native)I contributed to critical features in the app, such as Digital Enrollment and Branding updates, and participated in React Native version updates, ensuring the app followed best practices and performance improvements.Digital EnrollmentI fixed bugs and implemented… Show more During my internship at Quero, I contributed to the development of new features, product improvements, and strategic innovations, using agile methodologies and modern tools.App Development (React Native)I contributed to critical features in the app, such as Digital Enrollment and Branding updates, and participated in React Native version updates, ensuring the app followed best practices and performance improvements.Digital EnrollmentI fixed bugs and implemented improvements, enhancing the resilience and stability of the feature, providing a smoother experience for users.Exploring New Business ModelsI was part of a multidisciplinary team testing and validating new approaches to the company’s business model, exploring strategic alternatives for expansion and innovation. Show less -
Systems Development InternBanco Fibra Mar 2019 - Apr 2019São Paulo, São Paulo, BrazilI provided support to the Operations team, focusing on improving existing tools. One of the main initiatives was converting Excel macros (VB6) into reports on SSRS 2012, optimizing data generation and improving accuracy and speed.Additionally, I participated in the ongoing maintenance and enhancement of reports and tools, ensuring data integrity and smooth daily operations.Key activities and tools:- Conversion of VB6 macros to SSRS 2012.- Creation and optimization of SQL… Show more I provided support to the Operations team, focusing on improving existing tools. One of the main initiatives was converting Excel macros (VB6) into reports on SSRS 2012, optimizing data generation and improving accuracy and speed.Additionally, I participated in the ongoing maintenance and enhancement of reports and tools, ensuring data integrity and smooth daily operations.Key activities and tools:- Conversion of VB6 macros to SSRS 2012.- Creation and optimization of SQL queries.- Support for the operations team with databases and reports.- Development of solutions that improved the quality and speed of existing tools. Show less
Rafael Julio Education Details
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Systems Analysis And Development -
Systems Analysis And Development -
Informatics
Frequently Asked Questions about Rafael Julio
What company does Rafael Julio work for?
Rafael Julio works for Hitss Brasil
What is Rafael Julio's role at the current company?
Rafael Julio's current role is Especialista Desenvolvedor - Claro Brasil.
What schools did Rafael Julio attend?
Rafael Julio attended Faculdade Impacta, Universidade Anhembi Morumbi, Fiap, Etec - Escola Técnica Estadual De São Paulo.
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