Available to hire
Hi, I’m Rinaldi Segecin, a Computer Engineer with a strong background in full-stack and mobile development. I build scalable platforms, integrate modern cloud services, and deliver cross-platform applications. I’m proficient in Flutter, C#, Docker, and cloud integrations.
I enjoy designing clean architectures, applying Domain-Driven Design, and collaborating with cross-functional teams to turn complex problems into elegant solutions.
Language
Portuguese
Fluent
English
Fluent
Work Experience
Senior Flutter Developer at Pixlog
August 31, 2025 - PresentBuild and maintain Flutter-based iOS apps following a clean layered architecture and SOLID principles for maintainability and scalability.
Implement Unity AR integrations, ensuring seamless interaction between AR modules and Flutter UI.
Oversee the entire iOS release pipeline, from QA testing to App Store submission.
Full-stack Developer at ChampionsGoal
July 1, 2020 - PresentDesigned, developed, and maintained the platform (User App, Field Manager App, Admin Panel). Built a cross-platform solution with Flutter, C#, Docker, and MongoDB. Integrated Firebase, Stripe, and AWS services. Implemented CI/CD pipelines with Azure DevOps and configured Traefik as a reverse proxy.
System Analyst at ExxonMobil
July 1, 2020 - October 19, 2025Developed and maintained .NET Framework Web APIs. Collaborated with global customers to ensure system stability. Improved documentation and contributed within SAFe methodology.
Computer Engineer at Radek Systems
July 1, 2017 - October 19, 2025Developed face recognition software using OpenCV and QtCreator. Built embedded testing rigs with AtMega328p microcontrollers. Designed and deployed .NET Core Web APIs with Docker.
Firmware/Software Developer at SmartGreen
April 1, 2014 - October 19, 2025Developed firmware for energy meters (PIC microcontrollers, Zigbee). Built Android and Windows apps for monitoring and credit management.
Web Developer at CreativeBizz
March 31, 2011 - October 18, 2025Built ASP.NET/C# websites and SQL Server databases.
Senior Flutter Developer at Pixlog
September 1, 2025 - PresentLead the development and maintenance of Flutter-based iOS apps using a clean layered architecture and SOLID principles to ensure maintainability and scalability. Implemented Unity AR integrations, enabling seamless interaction between AR modules and Flutter UI. Managed the iOS release pipeline from QA to App Store submission.
Full-stack Developer at ChampionsGoal
July 1, 2020 - PresentDesigned, developed, and maintained the platform (User App, Field Manager App, Admin Panel). Built a cross-platform solution with Flutter, C#, Docker, and MongoDB. Applied Domain-Driven Design (DDD) principles across frontend and backend, using Riverpod for state management on Flutter and a layered architecture on the backend, ensuring scalability and maintainability. Integrated Firebase, Stripe, and AWS services. Implemented CI/CD pipelines with Azure DevOps and configured Traefik as a reverse proxy.
System Analyst at ExxonMobil
July 31, 2020 - October 19, 2025Developed and maintained .NET Framework Web APIs. Collaborated with global customers to ensure system stability. Improved documentation and contributed within SAFe methodology.
Computer Engineer at Radek Systems
July 31, 2017 - October 19, 2025Developed face recognition software using OpenCV and QtCreator. Built embedded testing rigs with AtMega328p microcontrollers. Designed and deployed .NET Core Web APIs with Docker.
Firmware/Software Developer at SmartGreen
April 30, 2014 - October 19, 2025Developed firmware for energy meters (PIC microcontrollers, Zigbee). Built Android and Windows apps for monitoring and credit management.
Web Developer at CreativeBizz
April 30, 2011 - October 19, 2025Built ASP.NET/C# websites and SQL Server databases.
Education
B.Sc. Computer Engineering at UTFPR
January 1, 2009 - January 1, 2016Electronic Technology at UTFPR
January 1, 2003 - January 1, 2004B.Sc. Computer Engineering at Federal University of Technology - Paraná (UTFPR)
January 1, 2009 - December 31, 2016Electronic Technology at UTFPR
January 1, 2003 - December 31, 2004Qualifications
Industry Experience
Software & Internet, Computers & Electronics, Professional Services, Manufacturing, Education, Media & Entertainment
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