I'm a mobile developer with over 7 years of experience and about 9 years in IT, building applications from scratch with a focus on performance and polished UI/UX. I'm looking to collaborate with HealthTechs and FinTechs, and I'm open to opportunities worldwide.

Antonio Dante Arista Rivas

I'm a mobile developer with over 7 years of experience and about 9 years in IT, building applications from scratch with a focus on performance and polished UI/UX. I'm looking to collaborate with HealthTechs and FinTechs, and I'm open to opportunities worldwide.

Available to hire

I’m a mobile developer with over 7 years of experience and about 9 years in IT, building applications from scratch with a focus on performance and polished UI/UX.

I’m looking to collaborate with HealthTechs and FinTechs, and I’m open to opportunities worldwide.

See more

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
See more

Language

Spanish; Castilian
Fluent
English
Advanced

Work Experience

Flutter Engineer at KingTide
March 1, 2025 - Present
Developed a fully functional iOS app from the ground up using the Flutter framework, integrating Firebase for OTP authentication, Sentry for error management, and Stripe for in-app payments.
Mobile Engineer and AI Engineer at HelloWellness
January 1, 2024 - Present
Developed an iOS app from scratch using SwiftUI with HealthKit integration; built additional iOS and React Native features; created functions in Bubble.io; analyzed patient data with scikit-learn, ensuring HIPAA compliance.
Mobile developer at UR International
September 1, 2023 - Present
Developed new views for the app and implemented native functions like the camera.
Mobile developer at Develoop
September 1, 2023 - September 14, 2025
Developed an iOS app from scratch using UIKit and implemented native Bluetooth connectivity to specific hardware.
Flutter developer at Cecasem ONG
March 1, 2023 - Present
Developed a survey app to measure child malnutrition in Bolivian communities, delivering data insights and solutions in compliance with HIPAA standards.
Flutter Engineer at Estación Vital HealthCare
November 1, 2022 - September 14, 2025
Updated the app to a newer Flutter version, published updates to stores, fixed bugs, added new functions, and improved Firebase-based services like pop-ups and notifications.
Senior Flutter developer at Klopp Fintech
July 1, 2022 - September 14, 2025
Reduced resource usage through clean architecture, implemented HTTP requests and GraphQL, added features and reduced bugs.
Flutter developer at Itzam
December 1, 2021 - September 14, 2025
Implemented native functions like geolocation and Bluetooth; applied clean code and clean architecture to gather metrics from specialized hardware (IoT).
Remote developer at iqNeting
June 1, 2020 - September 14, 2025
Implemented Scrum, designed and developed apps from scratch, and designed NoSQL architecture.
Flutter developer at Chaski delivery
April 1, 2020 - Present
Designed UI/UX, developed an MVP and production app in Flutter and integrated backend with the frontend.
Mobile developer at Chamba app
November 1, 2019 - September 14, 2025
Designed UI/UX ensuring high performance.
Flutter Engineer at KingTide
March 1, 2025 - Present
Developed a fully functional iOS app from the ground up using the Flutter framework, integrating Firebase for OTP authentication, Sentry for error management, and Stripe for in-app payments.
Mobile Engineer and AI Engineer at HelloWellness
January 1, 2024 - Present
Developed an app for iOS from scratch using the SwiftUI framework and implemented HealthKit, developed an app for iOS from scratch using React Native, created new functions for an app in Bubble.io, analyzed, interpreted and displayed user (patient) data using scikit-learn, each task involved HIPAA compliance.
Mobile developer at UR International
September 1, 2023 - Present
Developed new views to the app, implemented native functions like camera on the app.
Mobile developer at Develoop
September 1, 2023 - September 14, 2025
Developed an app for iOS from scratch using the UI Kit framework that uses native Bluetooth to connect with specific hardware.
Flutter developer at Cecasem ONG
March 1, 2023 - Present
Developed a survey app to measure child malnutrition in Bolivia's communities and create solutions in compliance with HIPAA standards.
Flutter Engineer at Estación Vital HealthCare
November 1, 2022 - September 14, 2025
Updated the app to a newer version of Flutter, published the new versions in stores, fixed bugs and implemented new functions and also edited and improved the services that the app consumed from Firebase like pop ups and notifications.
Senior Flutter developer at Klopp Fintech
July 1, 2022 - September 14, 2025
Reduced your app's resource usage through clean architecture, applying HTTP requests and GraphQL, implemented new features in the app and reduced the number of bugs.
Flutter developer at Itzam
December 1, 2021 - September 14, 2025
Implemented native functions like geolocation and Bluetooth on the app, implemented new functions applying clean code and clean architecture. All this to take metrics from specialized hardware (IoT).
Remote developer at iqNeting
June 1, 2020 - September 14, 2025
I implemented scrum methodology, designed and developed apps from scratch, designed NoSQL architecture.
Flutter developer at Chaski delivery
April 1, 2020 - Present
Designed UI/UX, i develop a MVP and production app in flutter and Integrated backend with the frontend.
Mobile developer at Chamba app
November 1, 2019 - September 14, 2025
Designed UI/UX ensuring high performance.
Flutter Engineer at KingTide
March 1, 2025 - Present
Developed a fully functional iOS app from the ground up using Flutter, integrating Firebase for OTP authentication, Sentry for error management, and Stripe for in-app payments.
Mobile Engineer and AI Engineer at HelloWellness
January 1, 2024 - Present
Developed an iOS app from scratch with SwiftUI and HealthKit; built React Native features; created Bubble.io functions; analyzed and visualized patient data using scikit-learn, ensuring HIPAA compliance.
Mobile Developer at UR International
September 1, 2023 - Present
Developed new app views and implemented native features like the camera.
Mobile Developer at Develoop
September 1, 2023 - September 14, 2025
Developed an iOS app from scratch using UIKit; connected with hardware via native Bluetooth.
Flutter Developer at Cecasem ONG
March 1, 2023 - Present
Developed a survey app to measure child malnutrition in Bolivian communities and designed HIPAA-compliant data handling.
Flutter Engineer at Estación Vital HealthCare
November 1, 2022 - September 14, 2025
Updated the app to a newer Flutter version, published updates to stores, fixed bugs and improved Firebase services such as pop ups and notifications.
Senior Flutter Developer at Klopp Fintech
July 1, 2022 - September 14, 2025
Improved app performance through clean architecture; implemented HTTP requests and GraphQL; added features and reduced bugs.
Flutter Developer at Itzam
December 1, 2021 - September 14, 2025
Implemented geolocation and Bluetooth native functions; added features with clean code and architecture to collect metrics from IoT hardware.
Remote Developer at iqNeting
June 1, 2020 - September 14, 2025
Implemented Scrum; designed and developed apps from scratch; designed NoSQL architecture.
Flutter Developer at Chaski Delivery
April 1, 2020 - September 14, 2025
Designed UI/UX; developed MVP and production app in Flutter; integrated backend with frontend.
Mobile Developer at Chamba App
November 1, 2019 - September 14, 2025
Designed UI/UX ensuring high performance.
Flutter Engineer at KingTide
March 1, 2025 - Present
Developed a fully functional iOS app from the ground up using Flutter; integrated Firebase for OTP authentication, Sentry for error management, and Stripe for in-app payments.
Mobile Engineer and AI Engineer at HelloWellness
January 1, 2024 - Present
Built an iOS app from scratch with SwiftUI; integrated HealthKit; developed an additional React Native app; created features in Bubble.io; analyzed patient data using scikit-learn; ensured HIPAA compliance.
Mobile developer at UR International
September 1, 2023 - Present
Developed new views and implemented native camera functions in the app.
Mobile developer at Develoop
September 1, 2023 - September 14, 2025
Developed an iOS app from scratch using UIKit; integrated native Bluetooth to connect with hardware; applied clean code and architecture.
Flutter developer at Cecasem ONG
March 1, 2023 - Present
Developed a survey app to measure child malnutrition; displayed data to support solutions; built in Flutter with Firebase backend; HIPAA-compliant data handling.
Flutter Engineer at Estación Vital HealthCare
November 1, 2022 - September 14, 2025
Updated app to newer Flutter version, published new store versions, fixed bugs, implemented UI/UX improvements and enhanced Firebase-based services (popups, notifications).
Senior Flutter developer at Klopp Fintech
July 1, 2022 - September 14, 2025
Reduced resource usage through clean architecture; implemented HTTP and GraphQL calls; added features and reduced bugs.
Flutter developer at Itzam
December 1, 2021 - September 14, 2025
Implemented native geolocation and Bluetooth to collect metrics from IoT hardware; applied clean code and architecture.
Remote developer at iqNeting
June 1, 2020 - September 14, 2025
Implemented Scrum; designed and developed apps from scratch; designed NoSQL architecture.
Flutter developer at Chaski delivery
April 1, 2020 - Present
Designed UI/UX; developed MVP and production app in Flutter; integrated backend with frontend.
Mobile developer at Chamba app
November 1, 2019 - September 14, 2025
Designed UI/UX ensuring high performance.
Flutter Engineer at KingTide
March 1, 2025 - Present
Developed a fully functional iOS app from the ground up using the Flutter framework, integrating Firebase for OTP authentication, Sentry for error management, and Stripe for in-app payments.
Mobile Engineer and AI Engineer at HelloWellness
January 1, 2024 - Present
Developed an app for iOS from scratch using the SwiftUI framework and implemented HealthKit; developed an app for iOS from scratch using React Native, created new functions for an app in Bubble.io, analyzed, interpreted and displayed user data using scikit-learn, each task involved HIPAA compliance.
Mobile developer at UR International
September 1, 2023 - September 14, 2025
Developed new views to the app and implemented native functions like camera on the app.
Mobile developer at Develoop
September 1, 2023 - September 14, 2025
Developed an app for iOS from scratch using the UIKit framework and native Bluetooth to connect with specific hardware.
Flutter developer at Cecasem ONG
March 1, 2023 - September 14, 2025
Developed a survey app to display data that measure and determine if there is child malnutrition in Bolivia's communities and create solutions in compliance with HIPAA standards.
Flutter Engineer at Estación Vital HealthCare
November 1, 2022 - September 14, 2025
Updated the app to a newer version of Flutter, published the new versions in stores, fixed bugs and implemented new functions and also edited and improved the services that the app consumed from Firebase like pop ups and notifications.
Senior Flutter developer at Klopp Fintech
July 1, 2022 - September 14, 2025
Reduced your app's resource usage through clean architecture, applying HTTP requests and GraphQL, implemented new features in the app and reduced the number of bugs.
Flutter developer at Itzam
December 1, 2021 - September 14, 2025
Implemented native functions like geolocalization and Bluetooth on the app, implemented new functions applying clean code and clean architecture. All this to take metrics from specialized hardware (IoT).
Remote developer at iqNeting
June 1, 2020 - September 14, 2025
I implemented scrum methodology, designed and developed apps from scratch, designed NoSQL architecture.
Flutter developer at Chaski delivery
April 1, 2020 - September 14, 2025
Designed UI/UX, i develop a MVP and production app in flutter and Integrated backend with the frontend.
Mobile developer at Chamba app
November 1, 2019 - September 14, 2025
Designed UI/UX ensuring high performance.
Flutter Engineer at KingTide
March 1, 2025 - Present
Developed a fully functional iOS app from the ground up using the Flutter framework, integrating Firebase for OTP authentication, Sentry for error management, and Stripe for in-app payments.
Mobile Engineer and AI Engineer at HelloWellness
January 1, 2024 - Present
Developed an iOS app from scratch with SwiftUI; implemented HealthKit; developed features in React Native; created new functions for Bubble.io; analyzed and displayed patient data using scikit-learn, with HIPAA compliance.
Mobile developer at UR International
September 1, 2023 - Present
Developed new views to the app and implemented native camera functionality.
Mobile developer at Develoop
September 1, 2023 - October 13, 2025
Developed an iOS app from scratch using UIKit and enabled native Bluetooth connectivity with hardware.
Flutter Developer at Cecasem ONG
March 1, 2023 - Present
Developed a survey app to measure child malnutrition in Bolivia's communities and create HIPAA-compliant solutions.
Flutter Engineer at Estación Vital HealthCare
November 1, 2022 - October 13, 2025
Updated the app to a newer Flutter version, published updates to stores, fixed bugs, and added new functions; improved Firebase services such as popups and notifications.
Senior Flutter Developer at Klopp Fintech
July 1, 2022 - October 13, 2025
Reduced app resource usage through clean architecture; implemented HTTP requests and GraphQL; added features and reduced bugs.
Flutter Developer at Itzam
December 1, 2021 - October 13, 2025
Implemented geolocation and Bluetooth native functions to collect metrics from specialized IoT hardware; followed clean code and architecture.
Remote Developer at iqNeting
June 1, 2020 - October 13, 2025
Implemented Scrum; designed and developed apps from scratch; designed NoSQL architecture.
Flutter Developer at Chaski Delivery
April 1, 2020 - October 13, 2025
Designed UI/UX; developed an MVP and production app in Flutter; integrated backend with frontend.
Mobile Developer at Chamba app
November 1, 2019 - October 13, 2025
Designed UI/UX ensuring high performance.

Education

Telecommunications Engineer, Computer Engineering at Universidad Católica San Pablo - La Paz, Bolivia
January 11, 2030 - January 1, 2014
Telecommunications engineer, Computer Engineering at Universidad Católica San Pablo
January 11, 2030 - January 1, 2014
Telecommunications Engineer, Computer Engineering at Universidad Católica San Pablo - La Paz, Bolivia
January 11, 2030 - January 1, 2014
Telecommunications Engineer, Computer Engineering at Universidad Católica San Pablo
January 11, 2030 - January 1, 2014
Telecommunications engineer, Computer Engineering at Universidad Católica San Pablo - La Paz, Bolivia
January 11, 2030 - January 1, 2014
Telecommunications engineer, Computer Engineering at Universidad Católica San Pablo - La Paz, Bolivia
January 11, 2030 - January 1, 2014

Qualifications

Structuring Machine Learning Projects (Coursera)
June 1, 2020 - June 1, 2020
Python Data Structures (Coursera)
June 1, 2020 - June 1, 2020
AI For Everyone (Coursera)
June 1, 2020 - June 1, 2020
Structuring Machine Learning Projects, Python Data Structures, AI For Everyone
June 1, 2020 - September 14, 2025
Structuring Machine Learning Projects
June 1, 2020 - September 14, 2025
Python Data Structures
June 1, 2020 - September 14, 2025
AI For Everyone
June 1, 2020 - September 14, 2025
Structuring Machine Learning Projects (Coursera)
June 1, 2020 - September 14, 2025
Coursera - Structuring Machine Learning Projects; Python Data Structures; AI For Everyone
June 1, 2020 - September 14, 2025
Structuring Machine Learning Projects
June 1, 2020 - October 13, 2025
Python Data Structures
June 1, 2020 - October 13, 2025
AI For Everyone
June 1, 2020 - October 13, 2025

Industry Experience

Healthcare, Software & Internet, Financial Services, Computers & Electronics, Telecommunications, Professional Services

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
See more