Gauris Javier
Hi! I'm Gauris Javier
Senior Flutter Developer
Business-Driven Software Developer
With over 13 years of experience as a Software Developer, I seek roles that involve leadership, creativity, problem-solving skills, and push me to face new challenges. Proficient in Mobile and Backend Development.
Senior Flutter Developer
Parser Digital
May 2023 – Present (8 months)
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Worked on migrating native banking Android and iOS app to Flutter
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Created a custom Localization delegate based on Strapi CMS Content
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Supported local and remote translations
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Added filtering feature transaction types from remote data source
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Implemented an expandable feature for displaying extra transaction types
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Contributed to the development of the Mobile Deposit Check Solution module using Flutter
Senior Flutter Developer
Kenility – TruVideo
Jan 2023 – May 2023 (4 months)
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Worked for TruVideo video recording and processing app using FFMPEG
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Upgraded TruVideo app to support for Android 13 devices
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Addressed camera deprecation and improved media permissions
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Optimized non-visible widgets, reducing widget rebuilds and boosting app performance by ~10%
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Implemented 103+ Firebase Analytics events for improved bug replication, user journeys, and error tracing on Crashlytics
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Created a Proof of Concept feature to measure internet connection speed and response time
Flutter Tech Lead
The KSquare Group – Baptist Health South Florida
Jan 2022 – Jan 2023 (1 year)
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Led development and mentored new Flutter Developers
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Made decisions on optimal architectures for incoming development
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Actively participated in grooming sessions, product team, and leadership meetings
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Implemented the Widget View Pattern for Baptist Health South Florida’s Pine App, enabling shared business logic for mobile and web-based views.
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Led Flutter Web development for Pine App, including responsive behaviors, production deploys, SSO login cookies, custom HTML elements, web routing, and route guards.
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Developed Medical History feature for Pine App, utilizing BLoC, Rest API, and Hive.
Senior Android Kotlin Developer
Kambda – Crossrope
Ago 2021 – May 2023 (2 year, 3 months)
I developed innovative features for the popular workout/fitness app Crossrope using Android/Kotlin, serving a user base of 100K+ downloads and 64K+ active devices. Integrated key third-party services like In-App Billing, Firebase Analytics, Google Fit, One Signal, Mixpanel, Crashlytics, and Realm Database. Implemented support for branded BLE devices, enabling accurate rope jump counting using Bluetooth and the Companion Device Android API. Also, started process for migration screen to jetpack compose while keeping interoperability with existing XML-based views.
Senior .NET Developer
BairesDev – UATP
2019 – 2021 (1 year and 7 months)
I’ve worked on three projects (Grocery Delivery App, Smart Dealer, Medical Bed Check-In) which have given me the opportunity to work with vibration API, motion sensors, map polylines, map markers, animation, offline support, shopping cart, playing sounds, etc. I'm focused on usability, analysis, best practices, debugging and reusability. Hands-on experience with: Hive, Firebase Auth, CloudStore, Facebook-Google Auth Provider, Provider, BLoC/Cubit, Get it, Google Maps, Locator/Geolocator, Retrofit/Dio, NFC. I’ve published a Flutter package (https://pub.dev/packages/flutter_animarker) for animating map markers/location smoothly; useful for geolocation tracking platforms.
Flutter Developer
Drojects - Freelance
2019 – 2021 (1 year and 7 months)
I’ve worked on three projects (Grocery Delivery App, Smart Dealer, Medical Bed Check-In) which have given me the opportunity to work with vibration API, motion sensors, map polylines, map markers, animation, offline support, shopping cart, playing sounds, etc. I'm focused on usability, analysis, best practices, debugging and reusability. Hands-on experience with: Hive, Firebase Auth, CloudStore, Facebook-Google Auth Provider, Provider, BLoC/Cubit, Get it, Google Maps, Locator/Geolocator, Retrofit/Dio, NFC. I’ve published a Flutter package (https://pub.dev/packages/flutter_animarker) for animating map markers/location smoothly; useful for geolocation tracking platforms.
Senior Fullstack Developer
Scotiabank
Apr 2012 – Ago 2021 (9 years and 5 months)
Developed for more than 5 complex applications from visual design to database and server architecture. I managed the entire software lifecycle, including analysis, design, development, testing, deployment, and production support. Also, added new requested features and ensured regulatory compliance and maintenance.
Mobile Experience (6+ years)
Developed Android app for micro-entrepreneur credit approvals (SIE MICRO MOBILE), using Firebase ML Kit, camera, two-factor authentication, geolocation, Retrofit, NDK, and Realm Database. Also, conducted security assessments with tools like HP Fortify, Black Duck, Frida Gadget Injection, adhering to OWASP guidelines.
Achievements
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Full refactoring SIE MICRO: microfinance platform built in ASP.NET Web Forms and WCF.
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Development of the SIE Asalariado ERP using C#, Entity Framework, ASP.NET WebForms, Bootstrap, Knockoutjs y JQuery libraries for over five core modules.
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Development of the ASIBOG web app, for law firms’ client assignment management and/or external collectors (ASP.NET).
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Analysis and development of the SIGEPRO-ASA application for new client prospect registration based on ASP.NET MVC
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Development of a new bureau profiler using Transunion’s API and DataCredito services
Mindset:
Problem-solving is vital in today's fast-paced job market. It means quickly identifying and resolving complex issues, thinking logically, and creating solutions that benefit everyone. Enhancing these skills makes you a valuable asset to any team.
Portfolio
Crossrope
Pine App - Miami Baptist Health
Truvideo