Nathan Stoltenberg
EXPERTISE
BIO
Highly skilled individual specializing in enterprise and consumer-facing Swift-based iOS, iPadOS, and WatchOS application development and deployment. Over 16 years of hands-on development experience, with a track record of successfully publishing over 100 applications on the iTunes AppStore and deploying 7 enterprise applications. Expertise encompasses all phases of development, including road-map planning, architecture, CI/CD pipelines, automated testing, user experience, front-end development, analytics gathering and processing, Apple AppStore review process, and publishing.
WORK EXPERIENCE
Lead iOS Developer
Cytracom
June 2021 - March 2025
Led the native team in rebuilding an existing mobile application with a fresh UI, as well as establishing best practices, CI/CD Pipelines, and automated testing Also architected and built the ControlOne Network Tunnel application from the ground up including XCTest and XCUITest suites for automated testing and github actions for continuous integration Translated basic design plans into full iOS app frameworks, delegating project components to appropriate team members. Evangelized for end-user experience improvements to enhance overall adoption rates. Estimated work hours and tracked progress using Agile/Scrum methodology. Documented software guides in confluence to be used by support and sales personnel for onboarding new clients.
Senior IOS Contractor
Oscar Technology
July 2021 - December 2021
Architected and built an iPhone and Apple Watch app from the ground up, including distribution for beta testing and app store deployment Researched and selected APIs for integration into development projects. Followed Apple's Human Interface guidelines to create products aligned with iOS UI norms.
Senior IOS Developer
Alkami Technology
January 2016 - June 2021
As a mobile developer at Alkami, I was instrumental in the development of mobile banking applications for one hundred and eighty credit unions and banks I implemented the conversion of several mobile web (HTML) widgets to native swift code, providing a more user-driven, platform-specific experience for the more than ten million users of our applications Over the course of five years since the formation of the 'Mobile First' initiative within Alkami, our customer’s applications have seen average review scores rise from 2.5 to 4.8 stars Instructed junior developers on use of Swift programming language, creating collaborative learning environment to onboard personnel.
Senior IOS Developer
ContentGuard
May 2014 - December 2015
I was the lead developer for the iOS version of the Yovo and Clipfeed mobile apps I was directly involved in managing timetables, development, distributions, testing schedules, continuous integration, and public deployment of both applications
Senior Software Developer; iOS
Sabre Holdings
January 2013 - May 2014
I worked with the Sabre Travel Network team as tech lead for client side development for iOS I helped organize and coordinate the development of all client side features I also installed and managed our local continuous integration server I was recognized with the 'Technology Champion Award' for my help in the rapid development cycle of the iPad App, Sabre Red Mobile Workspace
Mobile Applications Consultant
The Principal Consulting
November 2011 - December 2012
I assisted in the design and development of three enterprise iOS applications for two clients as well as multiple trade show demos using SAP and other Web Services
IOS Developer
Fractal Fox Studios
February 2009 - October 2012
Wrote the code for several touch based games for iOS and iPad devices Compiled all major and minor binary revisions and submitted them to Apple for review and approval to the App Store Converted Garden 2 Go from the UI-Kit user interface model to the more adaptable cocos2D open source interface, improved load times and package sizes and allowed for the use of sprite sheets, greatly decreasing the workload on our artists
Verified Mobile Developer
8+ years of experience
Preferred commitment: Full Time
Languages
Skills
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