Software Engineer

Tyson *****@*******.*** ***.***.Lefever **** LinkedIn

Professional Summary

Results-driven Software Engineer with expertise in iOS and full-stack development, specializing in Swift, React Native, and REST API integration. Proven success in leading mobile engineering efforts, optimizing performance, and delivering high-quality applications. Passionate about creating scalable, user-centric solutions that enhance user experience and business efficiency. Experienced in automated testing, system design, and cloud-based deployments. Experience

Nofie — Principal Software Engineer

Denver, CO May 2022 - Present

● Led mobile engineering efforts for Nofie, a vacation rental marketplace, and Titan Echo Mobile, a data collection app used by field engineers.

● Developed core features using Swift, React Native, and Objective-C, leveraging frameworks like UIKit, SwiftUI, and MapKit.

● Reduced network response times by 60% through optimized data storage methods.

● Collaborated with Django backend engineers to design and integrate REST APIs, ensuring seamless data flow.

● Created comprehensive documentation for feature implementations, enabling faster onboarding for new developers. JMA Wireless — Associate Engineer, Software QA

Boulder, CO May 2021 - May 2022

● Led a QA team to enhance product quality, reducing defects by 25%.

● Automated test environment setups using Linux, Bash, and Python scripting, saving 15+ hours per week.

● Developed quarterly 5G server penetration testing environments, adhering to strict security protocols.

● Established company-wide standards for server imaging, improving deployment efficiency. Titan Engineering - Intern, Software Development

Denver, CO August 2019 - May 2021

● Developed and maintained the company website using Django and Python.

● Increased test coverage with Pytest to ensure code reliability.

● Automated workflows using Bash and Python scripts, including programmatically migrating the company’s Kanban board to Jira via the Jira API.

SwimTech - Web Developer, Capstone Project

Golden, CO Summer 2020

● Led a team in building a scheduling portal using Django, allowing users to access SwimTech services online.

● Served as the team spokesperson, delivering presentations to stakeholders. Education

Colorado School of Mines

BS Computer Science

Technical Skills

Programming Languages: Swift, React Native, Python, C++, Java, SQL Frameworks & Libraries: UIKit, SwiftUI, Django, Alamofire, MapBox Tools & Platforms: XCode, Git, Postgres, Linux/MacOS, VMware, Cloud Services Methodologies: Agile, OOP, Automated Testing, System Design App Store Links

Nofie, Titan Echo Mobile, Onus, Monthlys

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