許皓鈞 Liam

I am an iOS engineer who is willing to take up all kinds of challenges and eager to pursue more programming opportunities. I am also good at collaboration and communication with others to strive for a win-win situation.

  Taipei City, Taiwan        

Skills

iOS Development


  • Swift
  • UIKit
  • iOS SDK
  • CocoaPods
  • RESTful APIs
  • AutoLayout
  • Localization



  • Life Cycle
  • GCD
  • ARC
  • Closure
  • Core Data
  • Access Control
  • AVFoundation


Design patterns


  • MVC
  • MVVM
  • OOP
  • POP
  • Singleton
  • Delegate

Tools


  • Git
  • GitHub
  • Firebase
  • Postman
  • TestFlight


Programming


  • Python
  • PostgreSQL

Protfolio

Tireless   

Tireless is an iOS App helpful for building exercise habits using motion recognition        through camera.

  • Used AVFoundation to preview the camera footage and record the user's motion.
  • Used Google ML Kit to instantly draw human skeletons on the camera preview while recording user movement.
  • Designed a formula to analyze the result of the module identification to determine whether the user followed the corresponding exercise menu.
  • Used video caching on the Explore Video Wall page to improve user efficiency and reduce database access costs.
  • Used Firebase DataSnapshot to create an exercise menu with other users in real-time.
  • Used the MVVM design pattern as core architectural design.

STYLiSH

An e-commerce iOS App with complete function of shopping, checkout, and         membership system.

STYLiSH allows the user to select items and charge the credit card provided by the user.

  • Worked with Scrum team to implement instant cross-platform marketing campaigns using Socket.IO.
  • Used Core Data to handle local data storage, allowing users to save products in shopping carts.
  • Connected TapPay to get a token for charging a credit card.
  • Utilized Facebook SDK to provide users with a quick login solution.
  • Used the MVC design pattern as core architectural design.

Work Experience

iOS Trainee  •  AppWorks School

一月 2022 - 六月 2022

  • Enthusiastic about sharing the knowledge and problem-solving methods I gained in the learning process. And often proactive to discuss with classmates on how to refactor code with different ways to improve code quality.
  • Independently developed a project through agile in 5 weeks and successfully put it on the App Store at first try.
  • Due to the previous entrepreneurial experience of working with people, acted as a bridge of communication between team members during co-work, promoting excellent project progression.
  • Stood out from 6 teams and won the Popularity Award for great chemistry.
  • Established the engineering mindset of seeking answers, disassembling the problem, and finding the answer step by step.

Co-Founder and iOS Developer  •  AbiBNL Startup 

六月 2020 - 七月 2021

  • Started a business and made a mobile app product that can identify human movement through Machine Learning modules.
  • Mainly responsible for the iOS development and all decision-making, gaining a lot of experience in the product management mindset.
  • Designed the exercise recognition algorithm module to record exercise performance and used it as personal data for subsequent commercial marketing applications.

Research Assistant  •  Chinese Culture University, HyXen Technology Co, Ltd.

六月 2018 - 十月 2019

  • Used artificial intelligence and Machine Learning to analyze user types and advertising strategies.
  • Targeted relevant population for a more accurate advertisement placement and increased click-through rates.

Education

Chinese Culture University

Master of Geography

2016 - 2020

Chinese Culture University

Bachelor of Geography,

2012 - 2016