Top Talent like Josue are on Pangea
Pangea, a YC company, connects companies with fractional talent. Fractional hiring allows companies to move faster and work with more specilaized talent, while giving talent more flexibilty and independence. If you are talent open to fractional work, apply here. If you’re a company looking for high-quality fractional talent, learn more here.
Josue Barrios
Top Earner
React
Node.js
Redux
React Native
Python
AI
Natural Language Processing
Computer Vision
Tensorflow
MongoDB
Next.js
Github
CI/CD
C
Dart
Web Development
Mobile Development
Swift
iOS Development
XCode
UIKit
AWS Amplify
Software Development
ARKit
Objective-C
SwiftUI
React | Vite | Next | Full Stack | React Native
Highly skilled Full Stack Developer proficient in React, React Native Developer with 8 years of experience in developing cross-platform mobile applications. Proficient in JavaScript, React, Next.js, Shadcn/ui, TailwindCss, Vite and React Native frameworks. Strong problem-solving abilities and a passion for creating user-friendly and visually appealing mobile applications. Committed to delivering high-quality code and meeting project deadlines.
Projects
Freemix Mobile app
Freemix is a simple yet powerful way to play with your creativity. - Developed and maintained Android and iOS applications using React Native, collaborating with cross-functional teams to ensure successful project delivery. - Participated in the full app development lifecycle, from conceptualization to deployment, while adhering to coding standards and best practices. - Worked closely with UI/UX designers to transform wireframes and mockups into visually appealing and intuitive user interfaces. - Integrated third-party libraries and APIs to enhance application functionality, such as social media sharing, payment gateways, and analytics tools. Skills: React Native, React, Node.js, MongiDB, CI/CDSee MoreSmart E-Scooter
Scooter application software is an intelligent electronic device application software, mainly used for communication and control, the lower computer is a Bluetooth chip; Connect to the device via Bluetooth. Software interface navigation is simple, easy to use, refined. Adopt a new generation of high-performance interface engine, bring users calm and smooth use experience. Skills: React Native , Firebase. ReactSee MoreWork History
I
Senior Full Stack Developer
InSite HealthApr 2024 - Sep 2024 • 6 mos• Built interactive and dynamic user interfaces using React.js, leveraging reusable and maintainable components. • Designed and implemented force-directed graph visualizations and workflows using React Flow. • Customized nodes, edges, and layouts in React Flow to create highly interactive and intuitive diagrams. • Integrated MongoDB with React Flow to dynamically generate and visualize graph data in real-time. • Developed and optimized Cypher queries for retrieving, updating, and managing graph-based data structures. • Optimized rendering performance using techniques like memoization and efficient lifecycle management. • Collaborated in an Agile environment, using GitHub for version control and CI/CD pipelines for deployment. • Delivered scalable and maintainable frontend solutions tailored to project requirements and client goalsT
Senior Frontend Developer
The OrgPart-time EmployeeJan 2023 - Sep 2023 • 9 mos• Built and maintained feature-rich React.js applications with a focus on scalability and performance. • Developed interactive graph-based visualizations using React Flow, incorporating custom components and real-time data updates • Utilized Neo4j graph database for advanced data modeling and implemented efficient Cypher queries to handle relationship-heavy datasets. • Designed seamless integrations between Neo4j and React Flow to visualize and explore complex data structures dynamically. • Created responsive and pixel-perfect UI components, ensuring compatibility across devices and browsers. • Collaborated with cross-functional teams in Agile settings, delivering high-quality features within tight deadlines. • Used Git for version control and Docker to streamline the development and deployment process. • Focused on writing clean, maintainable, and well-documented code while adhering to best practices in software engineering. • Contributed to system architecture discussions, ensuring efficient database interactions and front-end performance optimization.L
Full Stack Developer
Loop FinanceFull-time EmployeeFeb 2020 - Jun 2022 • 2 yrs 5 mos• Develop number of smart contract and deploy on truffle and main net • Develop Keplr wallet and implement Bridge function • Integrate wallet connect using web3 and ethers library • Build a Typescript + React JS, with Node.js + Express.js +Mongo backend • Build react.js component using bootstrap • Build pixel-perfect UI and fully responsive page • Using Redux-Thunk for state management and integrating to backend • Setup docker environment for development and setup server on AWS ec2 • Using PostgreSQL for faster speed of huge number of requests • Extensively utilized GitHub for version control in an agile development environment • Developed and implemented blockchain metaverse using Hyperledger Fabric, Go-Ethereum, or other open-source frameworks. • Designed and developed smart contracts to be deployed on the blockchain network in accordance with business requirements. • Analyzed user stories and designed architecture for implementing new features related to blockchain technology. • Participated in peer code reviews and provided feedback to peers as well as mentored less experienced developers. • Documented design decisions and participated in architectural review meetings when applicable.T
Full Stack Developer
TattemePart-time EmployeeJun 2019 - Mar 2021 • 1 yr 10 mos• Developed cross-platform mobile applications using React Native framework for iOS and Android platforms. • Collaborated with a team of designers and backend developers to implement UI designs and integrate APIs. • Implemented complex features and functionalities using Flutter widgets and custom UI components. • Integrated Firebase services for authentication, database, and push notifications. • Optimized application performance by addressing performance bottlenecks and reducing loading times. • Conducted unit testing and bug fixing to ensure application stability and quality. • Actively participated in agile development processes, including daily stand-ups and sprint planning meetings. • Communicated regularly with clients to gather requirements, provide progress updates, and address feedback.Reviews
Exceeds ExpectationsRecommended by clients 1 times.
Top EarnerHas earned $10k+ on Pangea.
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
Education
H
HEC Montreal
Bachelor Of Engineering Software, Computer ScienceMay 2010 - Jul 2014How Pangea Works
Effortlessly discover top talent
We’ve distilled the candidate search from endless hours down to just a few minutes. Using Pangea’s AI-powered search tools, you can find top fractional talent able to take on your next project. Our system looks at your company’s niche and your needs to find the perfect match faster than any traditional hiring platform.Start working with talent today
The top talent on Pangea is ready to get started with you right now. You can message or hire a candidate right from their profile page and start assigning work as soon as they respond. And the best part? Pangea’s fractional contract structure lets you start small and ramp up as your needs change, keeping your costs manageable and your team’s capabliities flexible.Track work and invoices in one place
Assign tasks, track progress, and complete invoices all on Pangea. We’ve combined every part of the hiring process into one platform to eliminate the miscommunication that’s unavoidable on other freelance platforms. We even send out 1099s to your contractors at the end of the year!Talk with a Talent Expert
Members of our team are available to help you speed through the hiring process.
Available NowBook a Call
React | Vite | Next | Full Stack | React Native
Highly skilled Full Stack Developer proficient in React, React Native Developer with 8 years of experience in developing cross-platform mobile applications. Proficient in JavaScript, React, Next.js, Shadcn/ui, TailwindCss, Vite and React Native frameworks. Strong problem-solving abilities and a passion for creating user-friendly and visually appealing mobile applications. Committed to delivering high-quality code and meeting project deadlines.
Talk with a Talent Expert
Members of our team are available to help you speed through the hiring process.Available NowBook a Call
Top Talent like Josue are on Pangea
Pangea, a YC company, connects companies with fractional talent. Fractional hiring allows companies to move faster and work with more specilaized talent, while giving talent more flexibilty and independence. If you are talent open to fractional work, apply here. If you’re a company looking for high-quality fractional talent, learn more here.Josue Barrios
Top Earner
React
Node.js
Redux
React Native
Python
AI
Natural Language Processing
Computer Vision
Tensorflow
MongoDB
Next.js
Github
CI/CD
C
Dart
Web Development
Mobile Development
Swift
iOS Development
XCode
UIKit
AWS Amplify
Software Development
ARKit
Objective-C
SwiftUI
Projects
Freemix Mobile app
Freemix is a simple yet powerful way to play with your creativity. - Developed and maintained Android and iOS applications using React Native, collaborating with cross-functional teams to ensure successful project delivery. - Participated in the full app development lifecycle, from conceptualization to deployment, while adhering to coding standards and best practices. - Worked closely with UI/UX designers to transform wireframes and mockups into visually appealing and intuitive user interfaces. - Integrated third-party libraries and APIs to enhance application functionality, such as social media sharing, payment gateways, and analytics tools. Skills: React Native, React, Node.js, MongiDB, CI/CDSmart E-Scooter
Scooter application software is an intelligent electronic device application software, mainly used for communication and control, the lower computer is a Bluetooth chip; Connect to the device via Bluetooth. Software interface navigation is simple, easy to use, refined. Adopt a new generation of high-performance interface engine, bring users calm and smooth use experience. Skills: React Native , Firebase. ReactWork History
I
Senior Full Stack Developer
InSite HealthApr 2024 - Sep 2024 • 6 mos• Built interactive and dynamic user interfaces using React.js, leveraging reusable and maintainable components. • Designed and implemented force-directed graph visualizations and workflows using React Flow. • Customized nodes, edges, and layouts in React Flow to create highly interactive and intuitive diagrams. • Integrated MongoDB with React Flow to dynamically generate and visualize graph data in real-time. • Developed and optimized Cypher queries for retrieving, updating, and managing graph-based data structures. • Optimized rendering performance using techniques like memoization and efficient lifecycle management. • Collaborated in an Agile environment, using GitHub for version control and CI/CD pipelines for deployment. • Delivered scalable and maintainable frontend solutions tailored to project requirements and client goalsT
Senior Frontend Developer
The OrgPart-time EmployeeJan 2023 - Sep 2023 • 9 mos• Built and maintained feature-rich React.js applications with a focus on scalability and performance. • Developed interactive graph-based visualizations using React Flow, incorporating custom components and real-time data updates • Utilized Neo4j graph database for advanced data modeling and implemented efficient Cypher queries to handle relationship-heavy datasets. • Designed seamless integrations between Neo4j and React Flow to visualize and explore complex data structures dynamically. • Created responsive and pixel-perfect UI components, ensuring compatibility across devices and browsers. • Collaborated with cross-functional teams in Agile settings, delivering high-quality features within tight deadlines. • Used Git for version control and Docker to streamline the development and deployment process. • Focused on writing clean, maintainable, and well-documented code while adhering to best practices in software engineering. • Contributed to system architecture discussions, ensuring efficient database interactions and front-end performance optimization.L
Full Stack Developer
Loop FinanceFull-time EmployeeFeb 2020 - Jun 2022 • 2 yrs 5 mos• Develop number of smart contract and deploy on truffle and main net • Develop Keplr wallet and implement Bridge function • Integrate wallet connect using web3 and ethers library • Build a Typescript + React JS, with Node.js + Express.js +Mongo backend • Build react.js component using bootstrap • Build pixel-perfect UI and fully responsive page • Using Redux-Thunk for state management and integrating to backend • Setup docker environment for development and setup server on AWS ec2 • Using PostgreSQL for faster speed of huge number of requests • Extensively utilized GitHub for version control in an agile development environment • Developed and implemented blockchain metaverse using Hyperledger Fabric, Go-Ethereum, or other open-source frameworks. • Designed and developed smart contracts to be deployed on the blockchain network in accordance with business requirements. • Analyzed user stories and designed architecture for implementing new features related to blockchain technology. • Participated in peer code reviews and provided feedback to peers as well as mentored less experienced developers. • Documented design decisions and participated in architectural review meetings when applicable.T
Full Stack Developer
TattemePart-time EmployeeJun 2019 - Mar 2021 • 1 yr 10 mos• Developed cross-platform mobile applications using React Native framework for iOS and Android platforms. • Collaborated with a team of designers and backend developers to implement UI designs and integrate APIs. • Implemented complex features and functionalities using Flutter widgets and custom UI components. • Integrated Firebase services for authentication, database, and push notifications. • Optimized application performance by addressing performance bottlenecks and reducing loading times. • Conducted unit testing and bug fixing to ensure application stability and quality. • Actively participated in agile development processes, including daily stand-ups and sprint planning meetings. • Communicated regularly with clients to gather requirements, provide progress updates, and address feedback.Reviews
Exceeds ExpectationsRecommended by clients 1 times.
Top EarnerHas earned $10k+ on Pangea.
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
Education
H
HEC Montreal
Bachelor Of Engineering Software, Computer ScienceMay 2010 - Jul 2014How Pangea Works
Effortlessly discover top talent
We’ve distilled the candidate search from endless hours down to just a few minutes. Using Pangea’s AI-powered search tools, you can find top fractional talent able to take on your next project. Our system looks at your company’s niche and your needs to find the perfect match faster than any traditional hiring platform.Start working with talent today
The top talent on Pangea is ready to get started with you right now. You can message or hire a candidate right from their profile page and start assigning work as soon as they respond. And the best part? Pangea’s fractional contract structure lets you start small and ramp up as your needs change, keeping your costs manageable and your team’s capabliities flexible.Track work and invoices in one place
Assign tasks, track progress, and complete invoices all on Pangea. We’ve combined every part of the hiring process into one platform to eliminate the miscommunication that’s unavoidable on other freelance platforms. We even send out 1099s to your contractors at the end of the year!Talk with a Talent Expert
Members of our team are available to help you speed through the hiring process.Available NowBook a Call
Pangea empowers fractional work across the world for marketing and design roles.