SUMMARY

• Senior developer with 7+ years experience. Proficient in full - lifecycle development with a specialty in mobile development and UX design.
• Fluent in languages including Java, Javascript, and Android Lifecycles.
• History of published applications with complete lifecycle development including planning, development, and submission to online store.
• Served multiple roles including UX/UI development and concept designs.
• Excellent customer service relations, working directly with clients to troubleshoot issues.
• Excellent problem solving skills debugging and fixing issues including crashes, data loss, and device desynchronization.
• Strong planning skills deciding project goals, expectations, features, and deadlines.
• Long-term application support and compatibility updates.
• Strong communication skills, providing continuous updates on project completion rates and milestones.
• Good ability to coordinate and understand changes to project requirements in response to customer demands.
• Provided online website integration through REST/JSON APIs.
• Experience integrating with cloud storage including Dropbox, OneDrive, Google Drive, iCloud.
• Android SDK, native UI development and Data integration.
• Experience working on geolocation and geo data with more than 10 Million data points.
• Created in-app purchase and subscriptions.
• Experience with multithreading and concurrent programming.
• Development of cross-platform open source project for Linux and Mac OS using C and Qt technologies.

TECHNICAL SKILLS

Computer Science: Algorithm, Data Structure, OOP, Linux, Compilers, Assembly and Wireless Networks

Back-end: Swift, Express, Nodejs, Python, JAVA, C#, PHP, Flask, R Language and Meteorjs

Front-end: Javascript, Angularjs, jQuery, IONIC Framework, HTML5, CSS3, Bootstrap and SVG

Databases: MySQL, MSSQL, PostgreSQL and MongoDB

SDK and API: Google Maps API, Openstreetmap API, Facebook SDK and Stripe Payment

Cloud: Amazon Web Services(AWS) and Google Firebase

PROFESSIONAL EXPERIENCE

Confidential - Portland, Oregon

Mobile Application Developer

Responsibilities:

• Build backend solution for the Android SDK and Android app using HTML5, CSS3, JavaScript and jQuery
• Build reusable code and libraries for future use
• Optimize applications for maximum speed and scalability
• Assure that all user input is validated before converting them into JSON file
• Collaborate closely with senior engineers and product manager
• Use Git repository for version control and Agile Development process
• Participate on the development process to build native mobile apps

Technology Stack: Reactjs, HTML5, CSS3, jQuery, Javascript, JSON, Git, Github, JAVA, Android Studio, xCode and Swift3

Confidential - Portland, Oregon

Hybrid Mobile Application Developer

Responsibilities:

• Used AngularJS, jQuery, C# .NET and IONIC to build Hybrid Mobile apps
• Used Google Maps API to plot public Tweets using its geo-location data
• Integrated heat-map to display Intensity data for various Socioeconomic status(SES)
• Created a function that would filter keywords for sentiment analysis on the Tweets
• Worked on Predictive Analysis for No Show
• Worked on Cordova plugins to test various features but not implemented on production apps.
• Used R to generate datas for ZipCode coordinates
• Worked closely with Data Scientists and industry leaders to prototype several apps
• Agile development process with two week sprints

Technology Stack: AngularJS, jQuery, C#, Apache Cordova, R, .NET, IONIC, Python, Google Maps API, Git, JIRA, Toad, Azure Storage, Microsoft Visual Studio and MSSQL

Confidential - Portland, OR

Mobile Application Developer

Responsibilities:

• On-Site training for teens to develop Mobile App using HTML5, CSS3 and Javascript every Saturday
• Agile Development Environment with daily stand-ups and weekly sprints

Technology Stack: MeteorJS, jQuery, Javascript, APIs, Apache Cordova, IONIC, Blaze Template, ReactJS, HTML5, CSS3, Git and Github

Mobile Application Developer

Responsibilities:

• Designed/refactored database to store geo-location data points
• Created internal analytic system to track bike rides, user's feedbacks and trip reports
• Used Google Developers API to create charts for various bike rides
• Created a Heatmap using Open Street Map to visualize more than 4 Million+ coordinates
• Created a tool to download data with custom fields in CSV format
• Used Open Street Heatmap to visualize all bike rides
• Published and maintained the app to Android Play Store

Technology Stack: Objective-C, JAVA, PHP, MySQL, Open Street Maps, Git, Github, Google Maps API and Javascript

Full Stack web Developer

Responsibilities:

• Created a custom survey analytic tool to be used at the end of the school term.
• The software helped track students who filled out the course survey vs the number of students who actually clicked the survey link but did not yet fill out the survey.
• Other features included total time spent, datetime data and course number.
• Modified existing WordPress template to match Confidential Design Identity Guidelines
• Helped instructors and faculties setup WordPress multisite to be used in their courses
• Provided onsite software and technology support to faculties, staffs and students

Technology Stack: PHP, MySQL, Javascript, jQuery, HTML5, CSS3 and D2L API