Lyndsey is available for hire
Hire LyndseyLyndsey Scott
Verified Expert in Engineering
API Integration Developer
Los Angeles, CA, United States
Toptal member since August 4, 2021
Bio
Lyndsey graduated from Amherst College as a computer science major and has been a freelance iOS developer for the past 6+ years. She’s ranked in the top 1% of question answerers on Stack Overflow; she wrote tutorials as part of the raywenderlich.com iOS team and made video tutorials for kids co-starring with the likes of Bill Gates and Mark Zuckerberg. Lyndsey has been featured by CNN, BBC, and Forbes for her computer programming skills and efforts to promote diversity in tech.
Portfolio
McGraw-Hill Education
iOS, Swift, GraphQL, REST, SwiftUI, CI/CD Pipelines, GitHub Actions...
Tempus Ex Machina
iOS, Swift, GraphQL, Xcode, API Integration, Sockets, CI/CD Pipelines...
Medical Software Company
iOS, Swift, Xcode, API Integration, App Store Connect, iOS SDK, UIKit
Experience
- Xcode - 14 years
- API Integration - 14 years
- iOS - 14 years
- REST - 12 years
- Swift - 10 years
- Fastlane - 6 years
- GraphQL - 6 years
- Firebase - 6 years
Preferred Environment
Xcode, Firebase, Fastlane, GraphQL, REST, iOS, Swift, Objective-C
The most amazing...
...software project I've worked on this past year has allowed me to contribute to international vaccine production efforts.
Work Experience
Lead Mobile Engineer
2021 - PRESENT
McGraw-Hill Education
- Built the Sharpen iOS app from zero before bringing on additional developers years later.
- Served as mobile lead for up to 12 iOS and Android developers at a time.
- Contributed to a product that earns McGraw-Hill millions per year.
Technologies: iOS, Swift, GraphQL, REST, SwiftUI, CI/CD Pipelines, GitHub Actions, App Store Connect, Google Play Store, iOS SDK, UIKit
Lead iOS Developer
2021 - PRESENT
Tempus Ex Machina
- Led a team of four iOS developers in building multiple apps using Tempus Ex's proprietary sports-related technology.
- Gave feedback to the company about the API and suggested improvements.
- Participated in live troubleshooting during sporting events.
Technologies: iOS, Swift, GraphQL, Xcode, API Integration, Sockets, CI/CD Pipelines, App Store Connect, iOS SDK, UIKit
iOS Developer
2021 - 2021
Medical Software Company
- Contributed to an app used in the production of COVID-19 vaccines and other medications. The name is redacted for security reasons.
- Developed several central components of the iOS app.
- Maintained government and company-wide security protocols for public health and safety purposes.
Technologies: iOS, Swift, Xcode, API Integration, App Store Connect, iOS SDK, UIKit
Senior iOS Developer
2020 - 2021
Opul Beauty
- Built Opul Beauty's iOS app. Opul Beauty connected high-end makeup artists, hairstylists, nail artists, and fashion stylists with customers in need of their services.
- Collaborated extensively with the designer to create a beautiful app with both form and function, as the job was heavily design- and animation-focused.
- Worked alongside a back-end developer to help design the GraphQL back end.
Technologies: iOS, Swift, Stripe, Firebase, GraphQL, Apollo, Xcode, API Integration, Animation, Design, App Store Connect, iOS SDK, UIKit
Lead iOS Developer
2017 - 2019
Rallybound
- Conducted the iOS facelift, updating the UI and functionality, converting the legacy app's Objective-C code into Swift, and coordinating tasks with the mobile lead. Rallybound provided nonprofits with digital fundraising solutions.
- Developed the ability to configure multiple targets for multiple clients since the app was white-labeled. Then I coded Fastlane scripts in Ruby to automate screenshot capture, Git updates, Jira updates, and deployment for both iOS and Android.
- Made many UX, UI, and feature decisions, collaborating with the back-end developers and working with an Android developer to help convert the iOS app to Android.
Technologies: iOS, Git, Swift, Objective-C, Fastlane, CocoaPods, Scripting, Ruby, Core Data, Xcode, White Labeling, CI/CD Pipelines, GitHub Actions, App Store Connect, Google Play Store, iOS SDK, UIKit
iOS Developer
2017 - 2018
Grander
- Added features, fixes, and updates to the original Grander iOS app. Grander connected aspiring gymnasts and fans to the greatest gymnasts in the world and minds in the sports industry.
- Added safety measures into the app to better protect the primarily underage user base as they used the social media components of the app.
- Implemented in-app purchase capabilities to facilitate the sale of bonus content.
Technologies: iOS, Swift, AVFoundation, Firebase, Xcode, Push Notifications, Apple Push Notifications, In-app Purchases, App Store Connect, iOS SDK, UIKit
Interim CTO and Senior iOS Developer
2017 - 2017
RYSE UP
- Built the first version of the RYSE UP iOS app. RYSE UP paired emerging artists and the world’s top talent.
- Served as the interim CTO, attended meetings with investors, and made technical decisions for the company.
- Played a large part in the design process as the app was heavily design-focused.
Technologies: iOS, Swift, Core Video, Firebase, AVFoundation, Xcode, Core Data, Push Notifications, Apple Push Notifications, Animation, App Store Connect, iOS SDK, UIKit
iOS Developer
2016 - 2017
Markett
- Developed the iOS version of Markett's web application. Markett helped influencers earn money marketing their favorite brands through their social media channels.
- Performed an extensive integration of the back end, using Firebase authentication and setting up payments with the Stripe API and data caching.
- Converted Markett's web design to suit a mobile format and designed several complex animations.
Technologies: iOS, Swift, Stripe, Firebase, Google Login, Facebook Login, REST, Alamofire, YouTube API, Xcode, API Integration, Design, Animation, Core Data, App Store Connect, iOS SDK, UIKit
iOS Developer
2016 - 2016
Emogify
- Acted as the sole iOS developer for Emogify, an app that allowed users to send animated emojis via either the Messages app or custom keyboard.
- Used the Messages framework introduced in iOS 10 and separately created an app to support the custom keyboard; then handled in-app purchases for both.
- Overcame the major challenge of this app — devising a folder structure capable of allowing a non-technical administrator the ability to update the emogifs (combination of emojis and GIFs) and still maintain their UI categorizations.
Technologies: Swift, MessagePack, Custom Keyboards, In-app Purchases, Xcode, App Store Connect, iOS SDK, UIKit
Lead iOS Developer
2015 - 2016
Tallscreen
- Served as the lead developer for Tallscreen, a video collaboration app. I programmed approximately 99% of the front end and managed back-end development.
- Made REST API calls and set up Firebase authentication.
- Displayed customizable user profiles throughout various points in the app.
- Implemented video streaming to display user videos and video sharing via social media channels.
- Set up APNS certificates and handled push notifications.
- Implemented dynamic video and image cropping and manipulation.
- Created a user chat feature backed by Twilio Messaging.
- Focused heavily on implementing the complex animations and detailed designs provided by the app designer.
Technologies: Swift, REST, Twilio, Firebase, APNs, Video Streaming, Video Editing, Social Media Apps, Xcode, API Integration, AVFoundation, Animation, Push Notifications, Apple Push Notifications, App Store Connect, iOS SDK, UIKit
iOS Developer
2015 - 2015
BeautifulBook
- Acted as the sole iOS developer for BeautifulBook, an app that allows users to view classic novels within various templates.
- Implemented a customizable user interface that supported various fonts, colors, and layouts.
- Backgrounded memory-intensive operations related to the iOS Core Text framework.
Technologies: iOS, Swift, Xcode, Core Data, Core Text, Memory Management, Design, App Store Connect, iOS SDK, UIKit
Experience
Optical Character Recognition Tutorial
https://www.raywenderlich.com/2010498-tesseract-ocr-tutorial-for-iosI wrote this tutorial published on raywenderlich.com to teach users how to read and manipulate text extracted from images using Tesseract's optical character recognition (OCR) technology. The tutorial attempts to make OCR fun and interesting through humor and story. It also includes a link to the downloadable final project.
Fastlane Tutorial
https://www.raywenderlich.com/233168-fastlane-tutorial-getting-startedWith personal input from the Fastlane team, I wrote this tutorial for raywenderlich.com that teaches users how to provision, screenshot, build, and upload an app to the App Store using Fastlane's automation tools.
Education
2002 - 2006
Bachelor's Degree in Computer Science
Amherst College - Amherst, MA
Skills
Libraries/APIs
Stripe, Facebook Login, Alamofire, YouTube API, CocoaPods, Sockets
Tools
Xcode, Fastlane, Git, Apple Push Notifications
Languages
Swift, GraphQL, Objective-C, Java, C++, MIPS, Ruby
Frameworks
iOS SDK, UIKit, SwiftUI, Core Video, Core Data, Core Text
Platforms
iOS, Firebase, Twilio
Paradigms
REST
Other
Programming, API Integration, App Store Connect, Data Structures, Algorithms, CI/CD Pipelines, GitHub Actions, Machine Learning, Artificial Intelligence (AI), Neural Networks, Compilers, Circuit Diagrams, Robotics, APNs, Video Streaming, Video Editing, Social Media Apps, MessagePack, Custom Keyboards, In-app Purchases, Google Login, AVFoundation, Scripting, Apollo, Optical Character Recognition (OCR), Tesseract, Memory Management, Design, Animation, Push Notifications, White Labeling, Google Play Store
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