About

SarahUniverse is a software development company with 10+ years of experience building secure, scalable software across mobile, backend, web, and enterprise platforms. We specialize in modern Apple platform development (Swift, SwiftUI) and full-stack architecture, with deep expertise in QA, release management, enterprise IT, and AI-assisted development. We deliver end-to-end, from system architecture and networking to polished shipped applications, and we have a good time doing it.

Mobile & Apple Platform Development

• Platforms: iOS (including iOS 26), iPadOS, watchOS, visionOS
• Languages: Swift, Objective-C
• Frameworks: SwiftUI, UIKit, CoreData, SwiftData, HealthKit, CryptoKit, ActivityKit, UserNotifications, WatchKit, Swift Charts, PhotosUI, MusicKit, MapKit, Combine, Observation
• Concurrency: Async/Await, Combine, Observation
• Tools: Xcode, SPM, SwiftLint, TestFlight, App Store Connect

Backend Development

• Languages: Go, C#, Java, Python
• APIs: REST, GraphQL, WebSockets, HTTP/HTTPS, SAML, JSON
• Databases: PostgreSQL, SQLite, SQL
• Infrastructure: Cloud Foundry microservices, APNs, Docker
• Tools: Postman, GraphiQL, Visual Studio Code

Web Development

• Languages: HTML5, CSS3, JavaScript
• Focus: Responsive design, accessibility, performance, clean and fast web experiences
• Experience: Designed and built multiple websites from scratch, including this one, covering layout, animation, and styling using pure HTML and CSS

Architecture & Patterns

• Patterns: MVVM, MVC, Modular feature-based architecture
• Approach: End-to-end delivery, clean API contracts, maintainable system boundaries

Testing & Quality

• Frameworks: XCTest, Swift Testing, XCUITest, Appium, Selenium
• Practices: Unit testing, integration testing, UI automation testing, regression testing, server validation testing
• Platforms: iOS, Android, Windows (cross-platform enterprise mobile testing)
• Languages: Test coverage across Swift, Objective-C, C++, Java, and JavaScript codebases
• Beta Testing: TestFlight beta cycles with structured user feedback collection
• Security: Vulnerability remediation, threat modeling, structured code audits aligned with enterprise compliance
• Automation: Java + Appium automation frameworks for MDM test automation
• Test Plans: Structured test plan authoring, QA environment setup and configuration

Tech Support & Enterprise IT

• MDM Platforms: Mobile Device Management, enterprise device configuration and support
• Directory Services: Active Directory administration, user and group management
• Email & Messaging: Exchange Server configuration and integration
• Scripting: PowerShell scripting for automation and system administration
• Environments: Windows Server setup, QA environment configuration for repeatability and reliability
• Cloud: Cloud Foundry deployment pipelines and infrastructure support
• Security: Certificate management, enterprise security workflows, compliance-aligned infrastructure

DevOps & Tooling

• Version Control: Git (GitHub, GitLab)
• CI/CD: Fastlane, Jenkins
• Release Management: App Store Connect, TestFlight, versioning, release notes, phased rollouts, App Store submission and review
• Tools: Xcode, Android Studio, Visual Studio, Visual Studio Code, Docker, Figma, Jira
• Windows & Enterprise: PowerShell, Exchange Server, Active Directory, Windows Server

AI & Agentic Development

• Tools: Claude Code, GitHub Copilot, Cursor, Codex, Xcode Apple Intelligence
• Agentic Coding: Multi-step agentic workflows for code generation, refactoring, debugging, and architecture planning
• AI-Assisted Development: Leveraging AI throughout the full development lifecycle, from ideation and design to implementation, code review, and documentation
• Prompt Engineering: Crafting precise prompts for complex engineering tasks including API design, data modeling, and system architecture
• Code Review & Debugging: Using AI tools to accelerate root cause analysis, identify edge cases, and improve code quality
• Apple Intelligence: Integrating on-device Apple Intelligence features into iOS applications

Leadership, Mentorship & Culture

• Cross-functional collaboration: Experienced working alongside product managers, UX designers, backend engineers, and security teams to translate complex requirements into shipped software
• Standards & influence: Partnered with UX leadership to help define platform interaction standards, influencing design consistency across teams
• Mentorship: Sharing knowledge through code review, pairing, and building reusable patterns that make the whole team faster
• Feedback culture: Conducting structured beta cycles and turning real user feedback into meaningful product improvements
• Humor: Firmly believes the best teams write great code and have a fun time doing it because life's too short for boring standups