Senior Android Engineer (Lviv only)

N-iX is looking for an experienced, proactive, and ambitious Senior Android Engineer to join our team and contribute to the development in Lviv Office. Main Responsibilities: - Design, develop, and maintain a high-quality native Android application - Take ownership of features throughout the entire development lifecycle—from requirements analysis and technical design to delivery and production support - Collaborate closely with UX/UI, QA, iOS, Product Management, Product Owners, and other engineering teams to align on requirements and specifications - Understand existing application workflows, improve them where necessary, and support legacy functionality - Act as a Subject Matter Expert in Android application development and maintenance - Collaborate with the Mobile Architect and the development team on technical decisions, application architecture, roadmaps, and new features - Investigate and resolve complex technical and production issues - Conduct code reviews, promote engineering best practices, and share knowledge with other team members - Mentor less-experienced developers and support their professional growth - Analyze requirements, provide estimates, identify technical risks, and propose appropriate solutions - Contribute to the development of simple, modular, maintainable, observable, and well-tested systems that can evolve over time - Help improve development processes, CI/CD pipelines, application quality, performance, and release stability Role Requirements: - 6+ years of professional Android development experience - Strong knowledge of Kotlin and practical experience with Java - Strong knowledge of Kotlin Coroutines, Flows, asynchronous programming, and concurrency - Experience with modern Android SDKs, Android Jetpack components, application lifecycle, and Material Design - Experience with Jetpack Compose and/or XML-based UI development - Strong understanding of Android application architecture, including MVVM, MVP, and Clean Architecture principles - Good knowledge of SOLID principles, software design patterns, modularization, and testable application design - Experience with dependency injection frameworks such as Koin, Hilt, or Dagger - Hands-on experience with Bluetooth Low Energy, including BLE/GATT communication, connectivity, and troubleshooting - Experience with networking and local data persistence, such as REST APIs, OkHttp/Retrofit, Room, or similar technologies - Strong understanding of multithreading, memory management, caching, battery consumption, and mobile performance optimization - Experience with Android profiling, debugging, crash analysis, and production monitoring tools - Experience with unit, integration, and automated UI testing - Experience with Git, code review practices, CI/CD pipelines, and Android application release processes - Ability to break complex problems into smaller, loosely coupled, maintainable, and testable components - Experience working in a Scrum environment and a solid understanding of Agile and Lean principles - Upper-Intermediate or higher English proficiency - Visiting office in Lviv Nice to Have: - Experience with VoIP, real-time audio, or communication applications - Experience with connected devices and custom communication protocols - Experience with OTA firmware update flows - Experience with JNI, Android NDK, or C/C++ integration - Experience building AI-powered mobile features, integrating AI services, or working with on-device machine learning - Experience publishing and managing applications through Google Play Console The Ideal Candidate: - Demonstrates a strong sense of ownership and takes responsibility for delivered solutions - Has an Agile mindset and works effectively as part of a cross-functional team - Is pragmatic and can find the right balance between an ideal technical solution, delivery timelines, and actual product needs - Can independently analyze, plan, and estimate requirements - Proactively identifies technical risks and proposes practical solutions - Communicates clearly and constructively with both technical and non-technical stakeholders - Is comfortable sharing knowledge, mentoring colleagues, and receiving feedback We offer*: - Flexible working format - remote, office-based or flexible - A competitive salary and good compensation package - Personalized career growth - Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more) - Active tech communities with regular knowledge sharing - Education reimbursement - Memorable anniversary presents - Corporate events and team buildings - Other location-specific benefits *not applicable for freelancers