Vlad – Swift, iOS, SwiftUI

An independent mobile software consultancy providing expert engineering and development services.

• Expert in mobile (Android, iOS, React Native) and backend development with security and REST APIs, applying MVVM, Clean Code, SOLID principles, DI, and CI/CD with Docker, Jenkins, and GitHub Actions;
• Developed an open-source Mobile-SDK-Camera for Android and iOS with secure biometric access;
• Implemented REST API integrations for OpenAI and Gemini AI using JavaScript in Electron-based apps;
• Built a testable Android app in Kotlin using MVVM and Clean Architecture with Dagger Hilt, Retrofit, Coroutines, and Glide;
• Client in the distribution domain: Collaborated directly with the CIO and key stakeholders to lead the delivery of new Android and cross-platform app features using React Native, JavaScript, TypeScript, Kotlin, and Swift, with a Node.js and MongoDB backend integrating Microsoft Dynamics CRM and ERP systems;
• Delivered Agile sprint goals and implemented test automation pipelines for Android and iOS apps;
• Ensured best practices across planning, development, QA, release to production, and monitoring;
• Published GitHub research articles on bypassing Android SSL pinning security in the Twitter/X app.

Minute of glory:

• Recognized as a LinkedIn “Top Mobile Applications” Voice for contributions to mobile engineering content in the tech community.

An online marketplace that connects pet owners with pet care providers across the U.S., Canada, the UK and Europe.

• Oversaw the full development lifecycle, including requirements analysis, planning, implementation, testing, PR reviews, QA coordination, and production deployment;
• Delivered features iteratively, closely monitoring release quality and ensuring full alignment with business requirements at each stage;
• Optimized CI/CD workflows by implementing GitHub Actions pipelines for automated Android and iOS builds, and managed automated testing using Espresso, Mockito, and XCTest;
• Created technical implementation plans, performed thorough PR code reviews, and fostered effective cross-team collaboration through strong communication and soft-skills development.

Minute of glory: Successfully delivered complex and impactful features for over 1 million production users on Android and iOS platforms.

Worked as a contractor on multiple projects across Healthcare, Business News/Media, and Startup environments.

• Developed Android and iOS apps under NDA, releasing them on Google Play and Apple Store for clients worldwide (e.g., business news app with 500k+ downloads);
• Contributed to Android development for stealth startups, implementing key features such as Chat, SMS, Maps, Geo-fencing, Location services, Firebase, Payment, and Camera integration;
• Refactored one of the projects with a clean, modular architecture, created implementation plans, and coordinated project deliverables and team efforts;
• Managed mobile app builds and delivery using systems like Fabric, Crashlytics, Firebase, and Fastlane;
• Took ownership of projects and maintained direct communication with clients;
• Developed complex backend software solutions for healthcare corporations with 10,000+ employees;
• Worked with event publish-subscribe mechanisms to achieve higher architectural efficiency.

A personal finance mobile app created to help users manage money by dividing income into multiple “virtual accounts” with specified percentage allocations.

• Created a Finance Management Android App with account overview, percentage calculations, currency, and graphical representation, and Realm database integration, gaining 4.9-star reviews;
• Developed an Inspirational Quotes App with daily notifications, gaining almost 50,000 installs.

A German software company specializing in catalog, information, and ERP solutions for the automotive aftermarket.

• Developed Java Android applications for German automotive companies;
• Created a Java Android Universal Image Loader SDK library from scratch using the API documentation;
• Contributed to enhancing Android project modularity, assisting in developing a scalable architecture with data, web service, and business model layers, and supporting multiple modular client versions.