10/26/2026 updated
100 % available
Senior Android Engineer | Kotlin, Jetpack Compose, AI assisted engineering
Bucharest, Romania
Only remote
Computer Science, Politehnica University of Bucharest (2008-2011)About me
Senior Android Engineer, 9 years of Kotlin/Java on large-scale apps (2M+ installs) across fintech, sports, fitness and healthcare. Lead-level: architecture, security, Jetpack Compose migrations, legacy modernization and AI-assisted development. Remote, English, EU timezone.
Clean ArchitectureGitHub ActionsFlutterJava (Programming Language)A/B TestingAgile MethodologyAndroid (Software)Android Software DevelopmentUnit TestingGradleJUnitInvesting OnlineOWASPWealth ManagementSoftware Architecture
Android Development with Kotlin & Jetpack Compose
9 years of experience building robust, scalable, and modular Android applications using Kotlin, Java, Jetpack Compose, MVVM, Clean Architecture, Hilt/Dagger, Coroutines, and Kotlin Flows. Expertise in migrating legacy Java codebases to modern Android architecture.
Android Security & OWASP MASVS Compliance
Deep knowledge of Android security best practices including OWASP MASVS compliance, certificate pinning, encrypted storage, and secure app development for high-traffic fintech and banking applications.
CI/CD Automation & AI-Assisted Development
Hands-on experience setting up and maintaining CI/CD pipelines using Fastlane and GitHub Actions. Proficient in AI-native development environments with coding agents, subagents, project-level rules, and reusable commands for enterprise-scale mobile projects. Claude Certified Architect (Anthropic); daily practice shipping production features with AI coding agents in a human-in-the-loop workflow (spec, plan, code, tests, review).
Testing & Quality Assurance
Extensive experience writing clean, maintainable, and highly testable code using JUnit, Espresso, Mockito and Spek. Active participation in code reviews and Agile delivery processes.
Flutter Cross-Platform Development
Development of multiple cross-platform mobile applications using Flutter, Provider, BLoC, Freezed, Dio, and Firebase across automotive, healthcare, and services industries.
Backend Integration & API Communication
Integration of backend-driven UIs using BFF layers, REST APIs, and GraphQL for real-time updates and increased flexibility in large-scale mobile applications.
Performance Optimization & Accessibility
Delivery of modular features with feature flags, real-time analytics, and A/B tests. Accessibility improvements to meet WCAG standards and performance optimization across Android devices.
Leadership & Team Management
Head of Romania Mobile Unit at EPAM, responsible for staffing decisions, bench allocation, employee development plans, performance management, mentoring junior and mid-level developers, and conducting technical interviews and candidate evaluations.
Firebase & Real-Time Features
Integration of Firebase services for real-time data, analytics, and backend connectivity in Android and Flutter applications across multiple industries.
Experience
Professional experience5 - 10 years
Freelancer since2020
Languages
EnglishFluentRomanianNative speaker
Project history
Android developer for an enterprise sports team-management app for a global enterprise software vendor. Modernizing a legacy Java Android codebase toward Kotlin and modern Android architecture. Set up the AI-native development environment for the project including coding agents, subagents, project-level rules, and reusable commands. Shipping complete features with AI agents in a human-in-the-loop workflow. In parallel, responsible for organizational leadership within EPAM Romania Mobile Unit: managing staffing, bench allocation, employee development plans, feedback, performance management, conducting interviews, and mentoring junior and mid-level developers. Tech stack: Android SDK, Kotlin, Java, Jetpack Compose, AI-assisted development.
Hands-on Android Developer for a Fortune 500 fintech client, delivering core features for a wealth management and brokerage app with 2M+ installs and 200k+ daily active users. Developed core features under strict security requirements (OWASP MASVS compliance, certificate pinning, encrypted storage). Integrated backend-driven UI through a BFF layer. Migrated legacy UI to Jetpack Compose. Delivered modular features behind feature flags with real-time analytics and A/B tests. Improved accessibility to meet WCAG standards. Also responsible for organizational leadership within EPAM Romania Mobile Unit. Tech stack: Android SDK, Kotlin, Java, Jetpack Components, Jetpack Compose, Hilt, Dagger, REST APIs, JUnit, Spek, Mockito.
Senior Android Developer for a Fortune 500 US fintech client - a wealth management and brokerage app with 2M+ downloads and over 200k DAU. Worked Agile to deliver according to commitments, participated in planning, estimations, and demo sessions with Business Side/Product Owner, wrote clean and maintainable code, and conducted code reviews. Tech stack: Android SDK, Java, Kotlin, Jetpack Components, Jetpack Compose, Dagger, Hilt, REST APIs, JUnit, Spek, Mockito.