Alex

• Developed a set of new features resulting in a 30% increase in company turnover within four months.

• • Streamlined library management by migrating all library versions to the Gradle version catalog and implementing a plugin to generate reports on outdated libraries, resulting in optimized project efficiency and reduced maintenance time.

• • Increased unit test coverage from 8% to 40% within four months by writing comprehensive tests, resulting in improved code quality and reduced bugs.

• • Created build system scripts to simplify onboarding of new developers, resulting in faster ramp-up time and increased productivity.

  • Boosted project build process resulting in a 12% reduction in build time, improving development workflow, and reducing time-to-market.

Engineered an Android app from scratch using Kotlin that allows users to order DNA and Microbiome tests, track shipping status, and see the genetic data presented as articles with complex layouts

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• Collaborated with server-side team to implement server-driven UI for generating complex articles about genetics, including charts and custom widgets, resulting in enhanced content creation efficiency and better user experience

• Led 5 Android developers to deliver audio/video calls. Refined efficiency and collaborated across teams for positive outcomes
• Boosted image loading performance, resulting in a 50% reduction in image loading time
• Migrated 30% of the app to Jetpack Compose within 5 months, reducing development time and upgrading app performance

• Created a VPN app, from initial design and architecture to full-stack development and deployment
• Managed a team of three developers throughout the project lifecycle, overseeing progress, setting goals, and ensuring adherence to timelines and quality standards
• Implemented subscription functionality using RevenueCat SDK, resulting in a 40% increase in monthly recurring revenue and a 25% increase in subscriber retention rate
• Collaborated on VPN configuration, implementing StrongSwan with parsing and writing certificate data to Android Keystore. Migrated to OpenVPN, resulting in a 20% reduction in connection time
• Optimized library management by adding the dependency graph builder plugin, identifying and resolving conflicting libraries. Reduced app size by 15%, upgraded performance with faster downloads, 20% fewer crashes, and 10% faster start-up time

• Redesigned and rebuilt the client's falling stars animation, resulting in a 75% reduction in animation load time and a more seamless user experience
• Collaborated with payment systems, including card payments, loyalty bonuses, and integration with Google Pay

• Crafted an app that can track user stress levels via syncing with the custom band on the user's wrist via Bluetooth and display results as a heat map
• Built service for continuous collection of user data location and heart rate in the background
• Integrated data fetching from a custom heart rate tracker and tools for on-the-spot HRV (heart-rate variability)

• Redesigned four modules: ticket booking, bonuses, special offers, and gift certificates
• Executed as Android Team Lead with a team of six members
• Established communication and coordination between the team and business stakeholders, ensuring timely delivery of project results

• Served as Project Manager overseeing the entire app development cycle (SDLC), from defining technical requirements and design to testing and deployment
• Managed a team of 8 in the project management area and led a team of 5 developers to deliver a project on time
• Facilitated direct communication with customers and stakeholders, ensured the integration of customer and stakeholder feedback into the development process to meet all the needs

• Modernized the codebase by eliminating all legacy code and adopting new design, up to date best practices and standards, resulting in a 30% reduction in crash rates and a 50% increase in app performance
• Crafted an infinite stack of fields with a user selection memory feature, resulting in a 50% increase in user engagement and a 20% decrease in drop-off rates