Proto.io is a web-based prototyping tool that allows users to create interactive, high-fidelity prototypes for mobile and web applications. It enables designers and developers to simulate the user experience of an app without coding, facilitating testing and feedback collection before actual development.
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About Proto.io
Proto.io was launched in 2011 by the company Labs Division. It was created to address the need for a tool that allowed designers and developers to build interactive, high-fidelity prototypes of mobile and web applications without requiring coding skills. The platform aimed to streamline the design process, enabling rapid prototyping and easier user testing.
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How to hire a Proto.io expert
A Proto.io expert must have strong skills in user interface (UI) design, interaction design, and prototyping. Proficiency in creating interactive elements and animations within the platform is essential. They should also be adept at using Proto.io's features for building high-fidelity prototypes and have a good understanding of user experience (UX) principles to simulate realistic app interactions effectively.

Bruno M.
Skills
A Mid-Senior Front-End Developer with a degree in Software Engineering and a decade of experience in the field, possessing advanced knowledge in web development technologies including HTML, CSS, JavaScript, and frameworks such as Vue.js (Nuxt.js) and Node.js. Expertise extends to screen prototyping (Figma) and requirements engineering, transforming client concepts into real products with a strong emphasis on UX/UI. Leadership roles include Squad Leader, emphasizing quality assurance through dedicated code reviews and best practice implementations.
Professional achievements encompass leading the standardization of front-end code through the establishment of style guides and review processes, spearheading the redesign of a flagship product to enhance UI/UX elements pivotal in client acquisition, and resolving complex issues previously deemed insurmountable, crafting solutions using only HTML and CSS.
Code portfolio available at: https://github.com/TheMarini

Wagner G.
Skills
A Product Designer with expertise in creating impactful digital experiences and an educational background in psychology, demonstrates a deep understanding of human behavior to inform user-centered design. Achievements include contributing to a significant increase in audience reach for an electoral reporting project for an editorial outlet, alongside playing a crucial role in the development and maintenance of a comprehensive Design System. Experience in enhancing a financial platform for legal professionals allowed for the development of advanced user research skills and the ability to generate actionable insights from user feedback.
Qualifications include proficiency in Product Design and User Experience (UX), adeptness in prototyping, and Design System development. Knowledge in employing agile methodologies while collaborating within multidisciplinary teams, coupled with advanced communication skills, underpins professional collaborations. Technical skills encompass advanced proficiency in prototyping software including Figma and Adobe XD. Additional expertise includes the application of cognitive biases and psychological principles in designing user experiences, as well as the ability to perform data-oriented metrics analysis.

Matheus V.
Skills
A graphic designer with five years of professional experience, initially began as a freelancer before moving into a role as a campaign coordinator for local political efforts. Advanced to a position as a layout designer, subsequently transitioning to a designer role responsible for social media content and interface design for both website and application platforms. Recently, founded an agency specializing in a range of design services with a particular focus on interface design and front-end development.

Matheus F.
Skills
Product Designer (UX/UI) based in Curitiba with over seven years of experience in the digital field, specializing in crafting user-centric solutions through design thinking and user interface design. Proficient in prototyping and adept at facilitating informed design decisions that connect users and businesses. Dedicated to continuous professional development, particularly in design operations and Design Systems, with a goal of becoming a mentor and inspirational figure in the design industry.

Davi R.
Skills
Specialized in digital product design, focusing on mobile and web applications, websites, portals, and eCommerce platforms. Expertise in user experience (UX) and interface design (UI), with proficiency in creating navigable prototypes and both low and high fidelity wireframes. Experienced in constructing websites and online stores using tools such as WordPress, Webflow, and Wix. Demonstrates deep understanding in the creation and management of eCommerce solutions on platforms including WooCommerce, Magento, and PrestaShop, and competent in developing and managing newsletters alongside formulating digital marketing strategies. Proficiency extends to editing and manipulating images, videos, and audio. Accumulated extensive experience within agency environments, collaborating in large teams on digital campaigns, promotional marketing, trade marketing projects, and competitive tenders.

Gabriel P.
Skills
Gabriel is a Data Scientist and Machine Learning Engineer with over five years of experience. He is proficient in tools and programming languages like DialogFlow, Vertex AI, LangChain, and SQL.

Marcos N.
Skills
Holding a Bachelor of Science degree in Computer Information Systems, with over four years of experience in web development, I specialize in frontend development. Proficient in JavaScript, CSS, and HTML, I also possess solid expertise in React, Typescript, and testing frameworks. My current focus involves the study and implementation of robust architectural practices and frontend software design principles. Additionally, I am enhancing my skills in writing accessible and semantically rich HTML and CSS code.

Rafael S.
Skills
Software developer with a decade of experience encompassing diverse fields such as aviation and photography, pivoted back to software development in mid-2019 to prioritize professional growth and skill enhancement. Demonstrates a strong work ethic and a collaborative approach to problem-solving, consistently maintaining high standards to drive both personal and professional excellence. Presently committed to achieving significant milestones within the technology industry.
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