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Hi, I'm Gustavo, an IT professional specializing in mobile development. With over 6 years of experience, I create innovative and efficient applications, leveraging the best market practices and well-established technological concepts. My experience spans the financial, banking, and e-commerce sectors, where I have built projects from scratch, refactored legacy systems, and participated in architectural decisions through to deployment. I am recognized as a Mobile Developer, using tools such as Flutter, Swift, SwiftUI, UIKit, Firebase, GraphQL, SignalR, SSE, and Sentry to develop and maintain robust and scalable applications. I prioritize quality through unit, integration, and interface tests. My day-to-day involves leading complex projects, coding design systems, and integrating advanced features into applications. In my current role, I have the opportunity to work in a collaborative team environment, share knowledge, and actively participate in technical decisions. I am excellent at problem-solving and communication, ensuring that our deliverables meet expectations.…Hi, I'm Gustavo, an IT professional specializing in mobile development. With over 6 years of experience, I create innovative and efficient applications, leveraging the best market practices and well-established technological concepts. My experience spans the financial, banking, and e-commerce sectors, where I have built projects from scratch, refactored legacy systems, and participated in architectural decisions through to deployment. I am recognized as a Mobile Developer, using tools such as Flutter, Swift, SwiftUI, UIKit, Firebase, GraphQL, SignalR, SSE, and Sentry to develop and maintain robust and scalable applications. I prioritize quality through unit, integration, and interface tests. My day-to-day involves leading complex projects, coding design systems, and integrating advanced features into applications. In my current role, I have the opportunity to work in a collaborative team environment, share knowledge, and actively participate in technical decisions. I am excellent at problem-solving and communication, ensuring that our deliverables meet expectations.

Gustavo Guedes

App Developer, Developer, Programmer, +1

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Hi, I'm Gustavo, an IT professional specializing in mobile development. With over 6 years of experience, I create innovative and efficient applications, leveraging the best market practices and well-established technological concepts. My experience spans the financial, banking, and e-commerce sectors, where I have built projects from scratch, refactored legacy systems, and participated in architectural decisions through to deployment. I am recognized as a Mobile Developer, using tools such as Flutter, Swift, SwiftUI, UIKit, Firebase, GraphQL, SignalR, SSE, and Sentry to develop and maintain robust and scalable applications. I prioritize quality through unit, integration, and interface tests. My day-to-day involves leading complex projects, coding design systems, and integrating advanced features into applications. In my current role, I have the opportunity to work in a collaborative team environment, share knowledge, and actively participate in technical decisions. I am excellent at problem-solving and communication, ensuring that our deliverables meet expectations.…Hi, I'm Gustavo, an IT professional specializing in mobile development. With over 6 years of experience, I create innovative and efficient applications, leveraging the best market practices and well-established technological concepts. My experience spans the financial, banking, and e-commerce sectors, where I have built projects from scratch, refactored legacy systems, and participated in architectural decisions through to deployment. I am recognized as a Mobile Developer, using tools such as Flutter, Swift, SwiftUI, UIKit, Firebase, GraphQL, SignalR, SSE, and Sentry to develop and maintain robust and scalable applications. I prioritize quality through unit, integration, and interface tests. My day-to-day involves leading complex projects, coding design systems, and integrating advanced features into applications. In my current role, I have the opportunity to work in a collaborative team environment, share knowledge, and actively participate in technical decisions. I am excellent at problem-solving and communication, ensuring that our deliverables meet expectations.

Available to hire

Hi, I’m Gustavo, an IT professional specializing in mobile development. With over 6 years of experience, I create innovative and efficient applications, leveraging the best market practices and well-established technological concepts. My experience spans the financial, banking, and e-commerce sectors, where I have built projects from scratch, refactored legacy systems, and participated in architectural decisions through to deployment. I am recognized as a Mobile Developer, using tools such as Flutter, Swift, SwiftUI, UIKit, Firebase, GraphQL, SignalR, SSE, and Sentry to develop and maintain robust and scalable applications. I prioritize quality through unit, integration, and interface tests. My day-to-day involves leading complex projects, coding design systems, and integrating advanced features into applications. In my current role, I have the opportunity to work in a collaborative team environment, share knowledge, and actively participate in technical decisions. I am excellent at problem-solving and communication, ensuring that our deliverables meet expectations.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Portuguese

Fluent

Work Experience

Senior Flutter Developer at iFood

November 1, 2023 - Present

Led development of a Flutter-based mobile application for restaurants to purchase menu supplies, serving over 30,000 recurring clients. Utilized GraphQL for backend communication and integrated Firebase, Faster, and Sentry for version management, analytics, and crash reporting. Participated in full software development lifecycle including design, implementation, testing, and maintenance. Collaborated with cross-functional teams and engaged in technical discussions, code reviews, and bug fixes. Implemented secure coding practices and ensured compliance with security standards. Suggested and executed improvements to code quality and development processes.

Senior Flutter Developer at XP Inc.

November 1, 2023 - July 15, 2025

Developed a new modern Flutter application targeting traders, delivering under a tight deadline which saved the company over $2 million in monthly revenue. Integrated real-time backend services using SSE and SignalR, and utilized Firebase for management and reporting. Designed and maintained architecture from project inception, making key technical decisions for reusable components and business logic. Employed unit tests to maintain product quality and stability. Mentored junior developers through one-on-one sessions to support their growth.

Flutter Developer at InfoMoney

December 1, 2022 - July 15, 2025

Built a social media platform for the financial market using Flutter, integrating GraphQL backend, live-streaming with Agora, and Firebase services for messaging, crash reporting, remote configuration, notifications, analytics, authentication, and A/B testing. Architected new navigation mechanism to support micro-frontend architecture aligned with backend microservices. Utilized GCP for application logs and Azure for CI/CD workflows.

Flutter Developer at Fliper

June 1, 2021 - July 15, 2025

Contributed from project inception to build an investment aggregator app using Flutter for Android and iOS. Integrated backend with GraphQL and incorporated Agora for live streaming. Used Firebase for real-time messaging, crashlytics, remote config, notifications, analytics, authentication, and A/B testing. Managed CI/CD workflows via CodeMagic and GCP. Developed unit and interface tests and created feature flag functionality to support phased feature rollout and control.