PROFESSIONAL SUMMARY:

• 10+ years in Analysis, Design, and Development of iPhone/iPad applications with Objective C, SWIFT and Xcode.
• 8 years of experience working with Storyboards, Auto Layout, Constraints and Size Classes for a clean and elegant UI implementation across all different device screen sizes. Experience working in multiple development environments that include Agile/Scrum and waterfall methodologies with project rotation. Experience in requirement analysis, Object - Oriented Analysis and Design, Project Planning, Architecture and Management.
• 5+ years of experience working mostly in main libraries like: Material Kit React Native, Native base, React Native Elements, Lottie, Vector Icons, Map-view.
• 5+ years in Analysis, Design, and Development React Native.
• Solid knowledge of Object-Oriented concepts (Inheritance, Polymorphism, Abstraction and Encapsulation). Decades of experience developing Object oriented software with reusable code.
• Good experience in Mobile Application Development, testing iPhone/iPad applications, Test Driven Development with XCTestCase and have extensive knowledge of requirements gathering and documentation. Proficient in Object Oriented Programming concepts in Objective-C and Swift Programming Language.Experience in Designing, Developing, Implementing, and testing native iOS Applications using Swift, Objective-C, Cocoa touch frameworks.
• Achieved data persistence in mobile devices using NSUserDefaults, SQLite, Keychain, CoreData, NSCoder, P-list.Solid understanding and use of various iOS frameworks such as: Core Data, AV-Foundation, UIK-it, AVFoundation, Core Foundation, MapKit, WebKit, CoreLocaHon, CoreAudio, Core object, Core Graphics and Core animaHon.
• Extensively worked with various design patterns: MVC, MVVM (4 years), Delegation, Singleton, Observer and VIPER (3 years).
• Apart from native frameworks, I have also used several third-party ones like AFNetworking, AlamoFire, Facebook, Google, Twitter, etc.
• Cocoapods are used to integrate necessary 3rd party libraries.Expertise in Multithreading using NSOperaHonQueue, NSThreads, Grand Central Dispatch (GCD) and Blocks. Used Memory management with ARC Automatic Counting. Sound knowledge in all aspects of iPhone, iPad application development including the design for all types of screen sizes and orientations using Storyboards, XIB’s by using Adaptive and Autolayout building features for Universal Platform Development. Configured APNS (Apple Push Notification Service) to receive Push notification by the App. Excellent experience in integrating services with Json and Xml.Experience with Application Lifecycle Management (ALM) tools like JIRA, Trello. Experience using UI/UX tools like Zeppelin, Invision, Photoshop and Sketch. Experience in developing and customizing Views, TableViews, CollectionViews, Navigation Controllers and TabBar Controllers. Worked on a POC using 3D Touch and added a Quick Actions functionality and TouchID based Authentication for the application. Experience in working with different version control tools like TSVN, GitHub (8 years) and GIT (8 years).
• Good knowledge on consuming the OAuth, Secure Web services (HTTPS), XML Parser, SOAP, REST, JSON using NSJSON Serialization, NS XMLParser.
• Achieved data persistence in mobile devices using Redux, Async Storage, SQLite.
• Optimize code for performance, stability, and maintainability.
• Rock solid at working with third-party dependencies and debugging dependency conflicts
• Familiarity with native build tools, like XCode, Gradle (Android Studio, IntelliJ)
• Understanding of REST APIs, the document request model, and offline storage
• Experience with popular React workflows (such as Flux or Redux)
• Experience creating, optimizing, and integrating Application Programming Interface (API) calls; background in API development preferred.
• Build high-level user interfaces using rapid prototyping methodologies.
• Design application frameworks for use across multiple products.
• Work with internal technical teams to identify and build platform elements required to support key mobile product features.
• Experience in implementing Component life cycle architecture, store actions, using socket.io in React-Redux app to handle real time data, installing React Router, Thunk Redux for API calls in React JS.
• Worked in using React native components, Forms, Event, Keys, Navigation and Redux concepts.

TECHNICAL SKILLS:

Mobile Technologies: iOS (Swift, Objective C), React Native (iOS and Android), Android (JAVA)

Front End Technologies: HTML5, JavaScript, Angular, React, jQuery, CSS, Bootstrap

Back End Technologies: Python, NodeJS, PHP, .NET

Cloud Technologies: Google Cloud, AWS, Azure

CI CD and DevOps: Docker, Kubernetes

Databases: SQL Server, MySQL, MongoDB, Oracle

Information: JSON, XML, XSD

Other: JIRA, Trello, Enterprise Architect, Project, Photoshop

Versioning: Gitlab, SVN, GitHub, BitButcket

Documentation: Confluence, UML

Methodology: Agile, SCRUM

O.S: .MacOS, Linux, Windows

WORK EXPERIENCE:

Confidential

Mobile Developer

Responsibilities:

• Developed ReactJS for the Web App: HOPE Dashboard.
• Developed .NET backend for the Web App: API HOPE Dashboard.
• Developed React Native Frameworks for the App: Inspections App, PRA.
• Developed iOS Native Frameworks and Libraries in Swift for the Apps: HOPE App.
• Developed React Native Inspections App and PRA APP.
• Developed Swift HOPE App.
• Requirements analyzed and application maintenance. These changes include fixes, new features, and improvements.
• Analyze, design and develop new and old frameworks for the App and the Web.
• Designed security in applications.
• Redesigned Customer Service Unit tool with new features.
• Use of the Git/GitHub version control system.

Environment: TDC, TDD, Swift, React Native, Java Android, ReactJS, Azure, Confluence, GitHub, Dockers, Micro Services, SQL Server, MongoDB.

Confidential

Mobile Developer (IOS / Android React Native)

Responsibilities:

• Developed Native Frameworks and Libraries in iOS(Objective C and Swift) for the Apps: TUDN, Univision Noticias and Another Local News Apps.
• Developed Native Framework (Objective C and Swift) for Streaming Video in iOS Apps
• Developed React Native TUDN App for Latinos in the American Market.
• Developed Streaming Video Service to stream soccer games live.
• Developed Casting Service to the Apps to stream Videos in Smart TVs and Apple TVs in Native iOS and React Native
• Requirements analyzed and application maintenance. These changes include fixes, new features, and improvements.
• Analyze, design and develop new and old frameworks for the App and the Web.
• Designed security in applications.
• Implemented third part social services to the Apps (Facebook, Instagram)
• Redesigned Customer Service Unit tool with new features.
• Use of the Git/GitHub version control system.

Environment: TDC, TDD, Swift, React Native, Java Android, ReactJS, Azure, Confluence, GitHub, Dockers, Micro Services, SQL Server, MongoDB.

Confidential

Lead Mobile Developer

Responsibilities:

• Lead a team of 5 developers (3 Web developers and 2 App Developers), responsible for tasks allocation, mentoring, best code practices, issue resolutions, pair programming and architecture design.
• Developed React Native Oola App for American Market.
• Developed iOS App in Swift for managers of Oola App.
• Developed ReactJs WebApp for the American Market.
• Requirements analyzed to develop the WebApp and Mobile Apps from cero.
• Designed security in applications.
• Implemented third part social services to the Apps (Facebook, Instagram, YouTube)
• Use of the Git/GitHub version control system.

Environment: TDC, TDD, ReactJS, Swift, React Native, Java Android, Azure DevOps, GitHub, Micro Services, SQL Server, MongoDB, .Net Microservices.

Confidential

Lead Mobile Developer

Responsibilities:

• Led a team of 4 developers, responsible for tasks allocation, mentoring, best code practices, issue resolutions, pair programming and architecture design.
• Developing part of the architecture of the App for the initial design.
• Developing the bases of the first version of the app.
• Developing the first 2 versions of the app in Objective C
• Migrating the App's native Swift.
• Developing an internal framework with some reusable modules for quick development and quick maintenance.
• Integrating the App with APIS to charge for debit / credit cards.
• Integrating Geolocation and Maps to locate the closest stores.
• Implementing animations in the interaction of the App
• Participating in UX design changes and App architecture
• Integrating the application with HTTP APIs developed in python for the backend.
• Use of the Git/GitHub version control system.
• Led a team of 2 developers, responsible for tasks allocation, mentoring, best code practices, issue resolutions, pair programming and architecture design.
• Developing the architecture of the App.
• Developing the App in Swift
• Migrating the App in React Native for both Apps (iOS, Android).
• Developing an internal framework with some reusable modules for quick development and quick maintenance.
• Integrating the application with HTTP APIs developed in python for the backend.
• Integrating Geolocation and Maps.
• Implementing animations in the interaction of the App
• Participating in UX design changes and App architecture
• Developing the backend of the App in Python and MongoDB
• Use of the Git/GitHub version control system.
• Led a team of 2 developers, responsible for tasks allocation, mentoring, best code practices, issue resolutions, pair programming and architecture design.
• Developing the architecture of the App.
• Developing the App in Swift
• Developing an internal framework with some reusable modules for quick development and quick maintenance.
• Integrating the application with HTTP APIs developed in python for the backend.
• Integrating Geolocation and Maps.
• Implementing animations in the interaction of the App
• Participating in UX design changes and App architecture
• Integrating a small social network to interact between users of the App.
• Use of the Git/GitHub version control system.

Environment: React Native, Swift, iOS, Android, Google Services, AWS (Amazon Web Services), Google Cloud, Firebase, Remote Config Firebase, JAVA, JSON, XML, SOAP, s X509, Encryption, Python, Microservices, Kubernetes / Docker, JavaScript, SQL Developer, MongoDB, Git, Jenkins, REST, Hibernate, LDAP, Apache Tomcat, PostgreSQL, Bitbucket, Gitlab, HikariCP, CentOS.

Confidential

Senior Full Stack Developer

Responsibilities:

• Lead a team of 6 developers, responsible for tasks allocation, mentoring, best code practices, issue resolutions, pair programming and architecture design.
• Lead team of 2 QA Testers responsible for testing all the process and functionality of the WebApp.
• Design all the architecture of the WebApp and Backend.
• Developing the base of the framework of the WebApp and Backend.
• Develop Frontend with Angular, HTML5, Bootstrap.
• Develop Backend with PHP, Python, NodeJS, Firebase.
• Developing an internal framework with some reusable modules for quick development and quick maintenance.
• Use of the Git/GitHub version control system.
• Lead a team of 9 developers, responsible for tasks allocation, mentoring, best code practices, issue resolutions, pair programming and architecture design.
• Lead team of 3 QA Testers responsible for testing all the process and functionality of the WebApp.
• Design all the architecture of the Mobile Apps, WebApp and Backend.
• Developing the base of the framework of the Mobile App and Backend.
• Develop Frontend with Objective C, Swift, Java, React Native. Angular, HTML5, ReactJS
• Develop Backend with PHP, Python, NodeJS, Firebase, .NET
• Use of the Git/GitHub version control system.
• Lead a team of 2 developers, responsible for tasks allocation, mentoring, best code practices, issue resolutions, pair programming and architecture design.
• Web development in PHP, JavaScript, HTML5, Flex, Apache, Tomcat.
• Mobile development in HTML5 and iOS (Objective C).
• Research and development of interfaces for PC connection - automotive modules.
• Develop the internal operative system to control the Work Orders in PHP, JavaScript, HTML5, Flex, Apache, Tomcat.

Environment: React Native, iOS, Android, Swift, Objective C, ReactJS, Angular, HTML5, CSS, JavaScript, AngularJS, NodeJS, Python, PHP, JUnit, JSON, XML, JavaScript, Linux, Kubernetes / Docker, JSON, JIRA, GitHub, GitLab

Confidential

Lead Developer

Responsibilities:

• Lead a team of 3 developers, responsible for tasks allocation, mentoring, best code practices, issue resolutions, pair programming and architecture design.
• Management and project management and research.
• Web development in PHP, JavaScript, HTML5, Flex, Apache, Tomcat.
• Mobile development in HTML5 and iOS (Objective C).
• Research and development of interfaces for PC connection - automotive modules.
• Webmaster.
• Develop the internal operative system to control the Work Orders in PHP, JavaScript, HTML5, Flex, Apache, Tomcat.

Environment: PHP, JavaScript, HTML5, Flex, Apache, Tomcat.

Confidential

 Mobile/Web Developer (IOS)

Responsibilities:

• Mobile development App in iOS (Objective C) and Android (JAVA) for Casa Ley.
• Develop Backend with .NET and PHP
• Develop Game in Python-Blender for ¨Museo Interactive de las Adicciones Culiacan¨.
• Desktop developer in JAVA J2EE.
• Desktop developer in .NET, C#.

Environment: Java J2EE, Python-Blender, Flash, .NET, iOS (Objective C), Android (Java), C#