Swift Developer Alfred


Junior Swift Developer
2 years experience

£15 - £25/hour

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Alfred is a self-taught applications developer who is eager to produce revolutionary solutions that will provide significant products and/or services to a wide range of consumers that could directly and positively affect their lives in many aspects.

Driven by curiosity, he has learned different tools and technologies regarding application development through online tutorials during his free time.

He is passionate, hardworking, reliable, fast learner, and willing to be trained further.

Work Experience

iOS Developer
October 2017 - Present
  • REST API Consumption
  • Developing an iOS application called PayChat: A remittance application
  • Added integration of XMPP for chat functionalities
  • Added integration of Amazon Web Services – Simple Storage Service (AWS - S3) for uploading and downloading files
  • Added integration of Sinch for VoIP calls
  • Added Push Notification Services
  • Added storing of sensitive data in iCloud Keychain
  • Added integration of Paynamics: an internet payment solution provider
  • Added integration of Paynamics on the back-end using PHP
  • Overseeing Core and Middleware API development
  • Overseeing the Back-office web application development
  • Overseeing integration of Security Bank API on the back-end
Jr. Web Developer
March 2017 - October 2017
  • Designed and developed almost every module from scratch
  • Developed Core API (REST) that serves as the heart of PayChat
  • Developed Middleware API (REST) that serves as the middle-man between Core API and the mobile applications
  • Implemented OAuth2 to both APIs
  • Implemented Pushwoosh for Push Notification Services
  • Developed an XMPP Openfire plugin (Java) to intercept XMPP Messages (XEP-0273) then send push notifications to mobile devices using Pushwoosh
  • Developed PayChat web application using AngularJS

Bachelor of Science in Computer Science
STI College
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