Mobile Software Engineer (Android)

🏢 Summary: Development of a large-scale e-commerce platform leveraging AI and NLP technologies to enhance search, content quality, and process automation. The role involves designing and implementing complex microservices-based solutions, integrating LLMs, and ensuring high standards of scalability, stability, and observability in a cloud environment. The position includes full lifecycle development within an agile team, from architecture decisions to deployment and maintenance. 🗂️ Requirements: At least 5 years of experience with Kotlin and Java, Strong knowledge of Spring framework, Experience with Gradle and Reactor, Experience with Azure Spring Apps, Practical experience with microservices architecture, Experience with MongoDB, CosmosDB, or Elasticsearch, Proficiency in designing and implementing REST APIs, Experience with AI-based solutions and LLM integration, Ability to design and implement complex system components, Experience in architectural decision-making, Knowledge of monitoring and logging practices, Good command of English (B2/C1 level) 📃 Skills: Kotlin, Java, Spring, Gradle, Reactor, Azure, MongoDB, CosmosDB, Elasticsearch, REST, LLM, AI, NLP, Microservices, GCP, Kubernetes 🏢 Description: Development of an e-commerce project for a client that is one of the largest companies in this sector in the country. A project utilizing AI and NLP technologies for large-scale analysis and processing of text content, supporting key digital platform functionalities such as search, content quality, and process automation Our expectations Extensive, at least 5 years, experience with Kotlin and Java witch proven track record in delivering high-complexity solutions. Strong knowledge of Spring, Gradle, Reactor, and Azure Spring Apps. Practical experience working within a microservices architecture. Familiarity with databases such as MongoDB, CosmosDB, and Elasticsearch. Proficiency in designing and working with REST APIs. Experience and a strong interest in AI-based solutions, specifically LLM integration. Ability to lead the design and implementation of complex system functionalities and components. Strong sense of ownership over delivered solutions, including code quality, stability, scalability, and observability (monitoring, logging). Experience in architectural decision-making and evaluating technical trade-offs. Ability to identify and manage technical risks, dependencies, and technical debt. Evaluating technical decisions and high level of autonomy and accountability. Good command of English (B2/C1 level). Readiness to work in a hybrid workmodel, fostering a collaborative and engaging team environment. Nice to have Hands-on experience with cloud environments (GCP preferred) and Kubernetes. Experience working with large, distributed systems. Experience in cross-team collaboration within complex organizational structures. Providing technical consultancy and knowledge sharing within the project team. Advising on technical best practices and optimizing engineering standards within the project. Main responsibilities Software development within a development team using agile methodology Participation in team meetings and collaborative creation and execution of assigned tasks Active involvement in delivering increasingly better programming solutions throughout the full project lifecycle — code reviews, testing others’ changes, deployment, maintaining cloud infrastructure, and creating documentation

🏢 Summary: The offer is for an Android Developer responsible for developing and maintaining mobile applications in Kotlin. The role includes implementing new features, building UI with Jetpack Compose and XML, integrating external APIs, writing tests, and contributing to CI/CD and Google Play releases. The position requires working with modern Android architectures and ensuring high code quality. 🗂️ Requirements: Very good knowledge of Kotlin, Very good knowledge of Android SDK, Knowledge of MVVM, MVP, MVI architectures, Experience with Dagger or Hilt, Experience with Jetpack Compose, Experience with XML layouts, Experience with RxJava, Experience with Kotlin Coroutines, Ability to write unit tests and UI tests, Knowledge of Room, Retrofit, Firebase, Experience with Git, Experience with CI/CD tools, Knowledge of Google Play publishing process 📃 Skills: Kotlin, Android, SDK, Dagger, Hilt, Jetpack, Compose, XML, RxJava, Coroutines, Room, Retrofit, Firebase, Git, MVVM, MVP, MVI, JUnit, Espresso, CI/CD 🏢 Description: Twoje zadania: Rozwój oraz utrzymanie aplikacji mobilnych na platformę Android w języku Kotlin. Implementacja nowych funkcjonalności oraz rozwój warstwy UI przy użyciu Jetpack Compose i XML. Praca w architekturach aplikacji mobilnych (MVVM, MVP, MVI) z dbałością o jakość kodu i zasady Clean Code. Integracja aplikacji z zewnętrznymi API oraz popularnymi bibliotekami Android. Pisanie testów jednostkowych i UI oraz rozwiązywanie błędów w aplikacji. Współpraca z zespołem developerów, testerów i UX/UI w metodyce Agile. Udział w procesie CI/CD oraz publikowanie aplikacji w Google Play Technologie: Kotlin, Android SDK, Dagger/Hilt, Jetpack Compose, XML, RxJava, Kotlin Coroutines, Room, Retrofit, Firebase, Git, MVVM, MVP, MVI, JUnit, Espresso. Szukamy Ciebie, jeśli: Posiadasz bardzo dobrą znajomość Kotlin oraz Android SDK. Stawiasz na Clean Code i wysoką jakość implementacji. Znasz różne architektury aplikacji mobilnych, w szczególności MVP, MVVM oraz MVI. Znasz frameworki Dependency Injection – Dagger/Hilt. Masz doświadczenie w tworzeniu widoków w Jetpack Compose oraz XML. Pracujesz z programowaniem reaktywnym przy użyciu RxJava i Kotlin Coroutines. Piszesz testy jednostkowe i UI. Znasz często używane biblioteki w Androidzie ( m.in . Room, Retrofit, Firebase). Pracujesz z Git oraz narzędziami CI/CD. Znasz proces publikowania aplikacji w Google Play. Wykazujesz gotowość do utrzymania oraz rozwijania procesu CI/CD dla aplikacji mobilnej (buildy, testy automatyczne, dystrybucja). Posiadasz umiejętności analitycznego myślenia, debugowania oraz proaktywność w usprawnianiu procesów (np. automatyzacja). Mile widziane: Praktyczna znajomość narzędzi CI/CD (np. GitHub Actions, Bitrise, Jenkins, GitLab CI, Fastlane). Oferujemy Współpracę w oparciu o umowę o świadczeniu usług konsultanckich IT Elastyczna współpraca w modelu hybrydowym lub zdalnym Komputer

🏢 Summary: Senior Android Engineer role focused on building and maintaining a large-scale mobile product using Kotlin and Jetpack Compose, with strong ownership of architecture, scalability, and code quality. The position involves working within a mature Android ecosystem, ensuring high performance and robust engineering standards. Candidates are expected to contribute autonomously to mobile architecture and delivery processes. 🗂️ Requirements: Strong Kotlin proficiency, Experience with Jetpack Compose, Deep knowledge of Android SDK, Understanding of OOP principles, Knowledge of algorithms, Knowledge of data structures, Experience with Gradle build systems, Experience with CI pipelines, Ability to work autonomously, Strong problem-solving skills 📃 Skills: Kotlin, Compose, Android, AndroidSDK, OOP, Algorithms, DataStructures, Gradle, CI, KMM, TDD, Copilot, PairProgramming, ModularArchitecture 🏢 Description: Senior Android Engineer (Kotlin / Compose) We are looking for an experienced Android Engineer who thrives in large-scale product environments and takes ownership of mobile architecture and delivery quality. You’ll work on a mature mobile ecosystem where scalability, performance, and engineering standards matter. What We’re Looking For Strong proficiency in Kotlin and modern Jetpack Compose for UI development Deep understanding of the Android SDK and native mobile development principles Solid knowledge of Object-Oriented Programming , algorithms, and data structures Experience working with Gradle-based build systems and CI pipelines Ability to work with a high level of autonomy and strong problem-solving mindset Additionally Valued Experience with modular architecture (e.g., Kotlin Multiplatform Mobile – KMM) Experience working within large and evolving codebases Practical exposure to Test-Driven Development (TDD) and Pair Programming Experience leveraging AI-assisted development tools (e.g., Copilot)

🏢 Summary: Senior Android Developer role focused on building foundational components, SDKs, and core application architecture for automotive-related Android projects using Kotlin and XML-based UI. The position involves working with Clean Architecture and MVI in complex multi-module, multi-flavor Gradle environments, integrating vehicle APIs, and ensuring high code quality. The role also emphasizes effective use of AI-assisted development tools to enhance productivity. 🗂️ Requirements: Excellent knowledge of Kotlin and modern Android fundamentals, Proficiency with XML layouts and Custom Views, Strong understanding of Clean Architecture and MVI, Experience with multi-module and multi-flavor Gradle projects, Hands-on experience with Coroutines, Retrofit, Room, and Hilt, Basic knowledge of unit testing, Experience integrating external APIs, Ability to use AI development tools for code generation and refactoring 📃 Skills: Kotlin, Java, Android, XML, MVI, Coroutines, RxJava2, Retrofit, Room, DataStore, SharedPreferences, Hilt, Gradle, Figma, GitHub, ADB, logcat, CLI, Copilot, Claude 🏢 Description: We are currently looking for a Senior Android Developer with experience in the automotive industry. Tech Stack Language: Kotlin (with Java interoperability) UI: XML Layouts + Custom Views (no Jetpack Compose) Architecture: Clean Architecture + MVI (preferred) Asynchronous Programming: Coroutines, RxJava2 Data: Retrofit, Room, DataStore / SharedPreferences DI: Hilt Build System: Complex, multi-flavor, and multi-module Gradle configuration Collaboration: Figma, GitHub Debugging: ADB, logcat, basic CLI AI Utilization: AI-assisted software development (prompt engineering, code generation, refactoring, debugging) using tools such as GitHub Copilot and Claude Requirements: Excellent knowledge of Kotlin and modern Android fundamentals Proficiency in working with XML layouts and Custom Views Solid understanding of Clean Architecture + MVI (ability to extend/develop existing flows and processes) Experience with multi-module and multi-flavor projects Hands-on experience with tools: Coroutines, Retrofit, Room, Hilt Basic knowledge of unit testing Effective use of AI tools to increase development efficiency Responsibilities Designing and implementing foundation components and SDKs for Android Creating the core application structure and reference examples Integrating vehicle-related APIs (both real and mocked) Ensuring high code quality, stability, and documentation

🏢 Summary: Senior Android Engineer role in a greenfield product team building a large-scale banking application using Kotlin Multiplatform and Compose Multiplatform. The position focuses on developing shared UI and business logic, owning Android-specific integrations, and shaping architecture and engineering standards from the ground up. Strong emphasis on high-quality delivery, CI/CD practices, and daily use of AI-assisted development tools. 🗂️ Requirements: Minimum 5 years of native Android development experience, Expert-level proficiency in Kotlin, Strong experience with Jetpack Compose, Hands-on production experience with Kotlin Multiplatform (KMP), Experience with Compose Multiplatform, Deep understanding of MVVM, MVI, Clean Architecture, Experience building and maintaining Design Systems in Compose, Strong knowledge of Android platform specifics (lifecycle, permissions, notifications, Play Store), Experience with testing frameworks (JUnit, MockK, Compose UI testing), Experience with mobile CI/CD tools (GitHub Actions, Bitrise, Fastlane), Daily professional use of AI-assisted development tools (Claude Code, Cursor, GitHub Copilot) 📃 Skills: Kotlin, Android, KMP, Compose, MVVM, MVI, CleanArchitecture, JUnit, MockK, GitHubActions, Bitrise, Fastlane, Claude, Cursor, Copilot 🏢 Description: Hi, nice you are here! 😊 Embrace change with Efigence! We are a technology company established in 1995, where people are a priority. A team of over 150 technology enthusiasts allowed us to implement hundreds of projects in the banking, insurance, e-commerce and other sectors. Many of them have gained recognition by winning awards in prestigious competitions. We are building a new, dedicated product team for a large-scale banking application and looking for a Senior Android Engineer to join from the ground up. This is a greenfield team setup - you will have direct influence on how the team works, what standards it follows, and how the product evolves. The application is built entirely on Kotlin Multiplatform (KMP) with Compose Multiplatform for shared UI across Android and iOS. We need people who work with agility - who thrive in short iterations, understand what they are building and why, and take ownership of delivering high-quality solutions end-to-end. Your Android expertise will be essential for platform-specific integrations and performance, but equally important is your ability to think in product terms: understanding user needs, challenging requirements, and proposing better approaches. Proficient, daily use of Agentic Engineering tools (Claude Code, Cursor) is a core expectation. Your Responsibilities: 🔹Design, develop, and maintain shared UI components and screens using Compose Multiplatform 🔹Contribute to shared business logic layer using Kotlin Multiplatform 🔹Own Android-specific platform integrations (permissions, notifications, biometrics, deep linking, app lifecycle) 🔹Build, extend, and maintain Design System components in Compose Multiplatform — ensure consistency, reusability, and alignment with design specifications across the product 🔹Participate actively in product discovery and sprint ceremonies — understand the why behind every feature, challenge assumptions, and propose better solutions 🔹Deliver working software in short iterations with high quality — own your work from concept through production 🔹Collaborate on architecture decisions and help establish best practices for the KMP/CMP codebase 🔹Write clean, testable, and well-documented code following Clean Architecture principles 🔹Conduct thorough code reviews focused on quality, consistency, and shared standards 🔹Collaborate closely with iOS engineers, backend teams, QA, product managers, and designers in a cross-functional product team 🔹Continuously improve development processes, tools, and CI/CD pipelines 🔹Leverage Agentic Engineering tools (Claude Code, Cursor, GitHub Copilot) daily for code generation, refactoring, test writing, and architectural exploration Who Are We Looking For? ✅Minimum 5 years of professional experience in native Android development ✅Expert-level proficiency in Kotlin ✅Strong experience with Jetpack Compose and Compose Multiplatform ✅Hands-on experience with Kotlin Multiplatform (KMP) in production environments ✅Deep understanding of architecture patterns: MVVM, MVI, Clean Architecture ✅Experience working with and contributing to a Design System — building reusable UI components, maintaining component libraries, ensuring design-to-code fidelity ✅Proven ability to work in agile, cross-functional product teams — short iterations, continuous delivery, close collaboration with product and design ✅Strong knowledge of Android platform specifics: lifecycle, permissions, notifications, Play Store distribution ✅Solid experience with testing frameworks (JUnit, MockK, Compose UI testing) ✅Proficiency with CI/CD tools and processes for mobile applications (GitHub Actions, Bitrise, Fastlane) ✅Proficient, daily use of AI-assisted development tools (Claude Code, Cursor, GitHub Copilot) — ability to write effective prompts, critically verify AI outputs, and integrate these tools into standard engineering workflows ✅Product thinking — demonstrated ability to understand business context, user needs, and communicate technical trade-offs to non-technical stakeholders ✅Fluency in Polish and English (written and spoken) ✅Availability for occasional on-site sessions in Warsaw (workshops, kickoffs, planning events) ✅Ownership mindset — responsible for outcomes, not just tasks, with a proactive, can-do approach to problem-solving ✅Clear communicator and collaborative team player, comfortable working in a new and evolving team ✅Growth mindset with continuous learning and openness to experimenting with AI tools and sharing best practices Nice to Have: ✅Experience in fintech or banking sector ✅Knowledge of security best practices for financial applications ✅Experience with iOS platform specifics (helpful for shared UI debugging) ✅Experience with feature flags and A/B testing frameworks ✅Familiarity with Ktor (client and/or server-side) ✅Contributions to open-source projects ✅Experience working at scale (large user base, complex systems) ✅Experience joining or building a team from scratch What Can You Expect from Us? 🌍Fixed-term contract – with the possibility of extension 🌍Career & Development – Trainings, workshops, and collaboration with top industry experts 🌍Exciting Challenges – Work with leading financial market brands and award-winning projects 🌍Supportive Team – Knowledge sharing during Wednesday Wisdom meetings & tech breakfasts 🌍Autonomy & Innovation – We welcome your ideas and initiatives 🌍Stable Collaboration – Clear, transparent B2B agreements in line with current regulations, ensuring mutual trust and predictability 🌍Work-Life Balance – Flexible working hours and a culture that values personal time 🌍Hybrid or Remote Work Model – It’s up to you 🌍Perks & Benefits – Private medical care, Multisport card, English lessons, training budget, and more 🌍Trust & Transparency – Open communication and a culture of feedback Join us as a Senior Android Engineer (Kotlin Multiplatform) and help shape cutting-edge cross-platform solutions while working in a collaborative, growth-focused team!

🏢 Summary: Opportunity to lead the development of a cross-platform mobile app built with Kotlin Multiplatform for Android and iOS, taking full ownership of architecture, shared components, and UI/UX patterns. The role involves close collaboration with backend and design teams to deliver scalable, high-performance mobile experiences. You will shape the technical foundations of the product as part of the founding engineering team. 🗂️ Requirements: 4+ years of Android development experience, Strong proficiency in Kotlin, Production experience with Jetpack Compose, Hands-on experience with Kotlin Multiplatform, Experience with mobile architecture patterns (MVI or MVVM), Experience designing mobile app architecture, Experience integrating mobile apps with backend APIs 📃 Skills: Kotlin, Android, iOS, Jetpack, Compose, KotlinMultiplatform, MVI, MVVM, REST, API 🏢 Description: About the company We are a new AI startup, recently funded, creating the next generation of digital experiences for collectibles and trading cards, like game cards, sports cards, and more. The company was started by two experienced entrepreneurs who have built and grown successful companies before, including a gaming unicorn. We are now forming our founding engineering team. This team will help shape the product, company culture, and engineering standards. We use modern tools, LLM-assisted development, automation, and fast iteration. We are looking for smart and motivated engineers who enjoy working with less guidance, more ownership, and some uncertainty. Most of our work happens on-site. About the role You will take full responsibility for our mobile app, built with Kotlin Multiplatform for both Android and iOS. You will help design the app’s architecture, set UI/UX patterns, and work closely with backend and design teams. What you’ll do Build the main app in Kotlin Multiplatform for Android and iOS Set up clean architecture patterns and shared components across platforms Work with backend to create mobile-friendly APIs and data structures Collaborate with design to make smooth, polished, and fast user experiences Who you are 4+ years of Android development experience, strong in Kotlin Experience with Jetpack Compose in production or serious side projects Experience with Kotlin Multiplatform Comfortable with client architecture patterns (MVI, MVVM, etc.) Take ownership and have a good product sense Enjoy creating UI experiences with care, speed, and quality What it’s like to work here High ownership, low bureaucracy Chance to shape company culture and the codebase from the start Work directly with founders and product team Competitive salary and meaningful equity Fast-paced environment, no silos, no drama

🏢 Summary: Senior Android Developer role focused on building, scaling, and maintaining high‑quality native Android applications for a large‑scale mobile platform used across Europe. The position involves developing scalable, testable solutions, improving architecture, and integrating mobile apps with backend services and third‑party tools. The role also emphasizes modern Android frameworks, clean architecture practices, and AI‑assisted development workflows. 🗂️ Requirements: 5+ years of Android development experience, Expert knowledge of Android SDK and platform versions, Strong experience with Kotlin and Java, Hands-on experience with Jetpack, Compose, Coroutines, MVVM, Clean Architecture, Experience with Firebase and REST API integrations, Experience with automated testing and writing test-covered code, Knowledge of Git and CI/CD workflows, Professional English (minimum B2), Ability to use AI development tools in professional workflows 📃 Skills: Android, Kotlin, Java, Jetpack, Compose, Coroutines, MVVM, CleanArchitecture, Firebase, REST, Git, CI/CD, JIRA, Confluence, Copilot, ChatGPT, Claude 🏢 Description: Job Description At InPost, we have built one of the most well-recognised and appreciated mobile applications in the European Logistics sector, with 11+ million users, and we are not stopping there. Our next step is conquering the international European market and scaling our Mobile platform and applications across Europe. We are looking for experienced Android developers to join us in that journey - to heavily influence our platform build, improve processes, and help us deliver the best native app experience in the market. Responsibilities Design, develop, and maintain high‑quality Android applications using Kotlin and Java, ensuring compatibility across multiple Android versions and device configurations. Ensure the performance, quality, reliability, and responsiveness of mobile applications throughout the development lifecycle. Build scalable and maintainable solutions using Android Architecture Components, Jetpack libraries, Compose , Coroutines , MVVM , and Clean Architecture. Refactor existing codebases to improve design, performance, readability, and long‑term maintainability. Develop test‑covered, high‑quality code, contributing to automated testing strategies and ensuring robust, production‑ready solutions. Integrate applications with backend APIs, third‑party services, and Firebase to support data exchange, analytics, and application monitoring. Work closely with product managers, designers, QA engineers, and backend developers to translate business requirements into technical solutions. Leverage AI‑powered development tools (e.g., GitHub Copilot, ChatGPT, Claude) to accelerate development while critically evaluating and responsibly applying AI‑generated outputs. Qualifications 5+ years of experience in Android development with expert knowledge of the Android SDK , platform versions, and device configurations. Strong understanding of Android UI/UX design principles and best practices. Hands‑on experience with Jetpack , Compose , Coroutines , MVVM , and Clean Architecture . Proven ability to build and optimize Android applications using Kotlin and Java . Experience with Firebase and API integrations . Strong problem‑solving skills with the ability to translate business needs into technical solutions . Detail‑oriented, delivery‑focused, and proactive in ownership of tasks. Familiarity with modern development workflows and tools, including Git, JIRA, Confluence, code reviews, and CI/CD . English language skills at a professional level (minimum B2). Proficiency in leveraging AI tools and large language models (e.g., GitHub Copilot, ChatGPT, Claude) to enhance productivity, accelerate development, and solve complex problems. Ability to critically evaluate AI-generated outputs and apply them responsibly within professional workflows. What we offer? Remote work opportunity across Poland. Access to e-learning platforms- eTutor , GoodHabitz , Data Camp, and more. Two development paths : becoming a Tech Expert or an Engineering Manager. A wide range of benefits, including the MultiSport+ card, private healthcare , and group insurance , is available on the Worksmile platform. External and internal growth opportunities - conferences , trainings , workshops . Chances to broaden your skill set and acquire new competencies through daily work, challenging projects, and training activities.

🏢 Summary: Development of an Offroad Navigation application for Android Automotive OS on an IVI system, focused on porting an existing mobile navigation app to an automotive environment. The role involves implementing navigation features, integrating backend services, and ensuring high performance and automotive-compliant UX across vehicle displays. 🗂️ Requirements: Strong experience in Android Automotive development with Kotlin and Jetpack, Experience with Android Automotive OS or Android-based embedded platforms, Knowledge of Android UI architecture and automotive UX constraints, Experience integrating REST APIs and local storage, Experience building offline-capable application flows, Performance optimization and debugging on constrained hardware, Experience in Agile development environments, Experience using AI tools in daily development workflow 📃 Skills: Kotlin, Jetpack, AAOS, Android, REST, SQLite, Room, Offline-first, Mapbox, HERE, CarAppLibrary, IVI, Git, Agile 🏢 Description: Tech stack: Kotlin Jetpack components Android Automotive OS (AAOS) Android UI Architecture REST APIs Local storage Offline-first architecture Map rendering / navigation SDKs (Mapbox, HERE – optional) Car App Library (nice to have) Agile Requirements: Strong experience in Android Automotive application development using Kotlin and Jetpack Experience developing applications for Android Automotive OS or Android-based embedded platforms Understanding of Android UI architecture and automotive UX constraints Experience integrating REST APIs, local storage, and offline-capable application flows Familiarity with performance optimization and debugging on constrained hardware platforms Experience working in Agile software development environments Experienced in using AI tools in day-to-day workflow Nice to have: Car App Library & Driver Distraction knowledge Experience with Mapbox / HERE Multi-display automotive systems experience Offline-first architecture knowledge OEM integration familiarity Project description: Development of an Offroad Navigation application for Android Automotive OS deployed on an Automotive IVI system. The project focuses on porting and adapting an existing mobile navigation application to the IVI environment while ensuring stable, high-performance, and automotive-compliant UX across supported vehicle display surfaces. Main responsibilities: Develop Android Automotive OS navigation app Port mobile app to IVI environment Implement navigation and map features Adapt UX to automotive requirements Integrate backend APIs Optimize performance and stability Collaborate with UX, backend, and integration teams

🏢 Summary: B2B contract opportunity for a Regular or Senior Android Native Developer to design, build, and maintain scalable native Android applications using modern technologies. The role involves end-to-end mobile development, CI/CD implementation, testing, performance optimization, and publishing apps to Google Play Store in a collaborative environment. Remote work with periodic on-site presence in Kraków. 🗂️ Requirements: Proven experience delivering native Android applications, Strong expertise in Kotlin, Solid knowledge of Java, Excellent knowledge of Android SDK, Strong understanding of Jetpack or Jetpack Compose, Experience with Android Studio, adb, Android Emulator, Experience writing unit and automated tests, Experience building and maintaining CI/CD pipelines, Experience publishing applications to Google Play Store, Knowledge of JSON and XML, Experience implementing mobile security best practices, Understanding of mobile accessibility standards, Experience with Test-Driven Development 📃 Skills: Kotlin, Java, Android, SDK, Jetpack, Compose, CI/CD, AndroidStudio, adb, Emulator, JSON, XML, TDD, Git, IntelliJ, VSCode 🏢 Description: In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are looking for an experienced Android Native Developer to join our client’s mobile development team. The ideal candidate will have a strong track record of building and delivering high-quality native Android applications using modern Android technologies. You will be responsible for designing, developing, testing, and maintaining scalable mobile applications while collaborating closely with designers, product teams, and backend engineers. This role requires deep expertise in Kotlin , modern Android architecture, and the Android development ecosystem, along with experience implementing CI/CD pipelines and publishing applications to the Google Play Store. Project information: Location: Kraków, Poland Work Setup: Remote work with on-site presence required – approximately 6 days per month at the client’s office Two open vacancies: Regular developer and Senior Developer Rate: 120 – 135 PLN/net/h + VAT (B2B contract) Start date: depending on candidate availability Language: English (min B2) Project scope: Design, develop, and maintain native Android applications using modern Android development practices. Build high-quality, scalable mobile applications using Kotlin, Android SDK, and Android Jetpack / Jetpack Compose. Implement responsive and accessible mobile UI based on provided design specifications using native Android components and design systems. Develop, maintain, and optimize CI/CD pipelines for mobile applications. Write unit tests and automated tests to ensure application stability and reliability. Debug, profile, and optimize Android applications for performance and stability. Work with mobile development tools such as Android Studio, adb, and the Android Emulator. Handle data serialization and deserialization using JSON and XML. Manage application publishing, versioning, and certificate management in the Google Play Store. Implement security best practices and mobile security features. Collaborate with cross-functional teams including product managers, designers, and backend engineers. Follow Test-Driven Development (TDD) principles and maintain high code quality standards. Requirements: Proven experience delivering native Android mobile applications. Strong expertise in Kotlin and solid knowledge of Java for Android development. Excellent understanding of the Android platform, SDK, and Jetpack / Jetpack Compose. Experience with Android Studio, adb, and Android Emulator. Experience writing unit and automated tests for Android applications. Strong debugging and troubleshooting skills. Experience building and maintaining CI/CD pipelines for mobile applications. Experience publishing applications to the Google Play Store. Good knowledge of mobile accessibility standards. Experience working with JSON and XML data formats. Experience implementing mobile security best practices. Passion for Test-Driven Development (TDD) and writing maintainable code. Preferred Experience: Experience using Git and working with IDEs such as IntelliJ and Visual Studio Code. Experience working with mobile component libraries. Familiarity with iOS native development (Swift, SwiftUI, Xcode). Familiarity with cross-platform frameworks such as React Native or Flutter. Preferred Skills / Competencies: Experience designing and building digital products in onboarding or banking/financial services environments. Experience using AI-assisted development tools such as GitHub Copilot or Claude CLI. Strong problem-solving skills and attention to detail. We offer: Full-time job agreement based on B2B Private medical care with dental care (covering 70% of costs) + rehabilitation package. Family package option possible Multisport card (also for an accompanying person) Life insurance

🏢 Summary: Role for an experienced Android Developer to build and maintain a native Kotlin-based mobile application focused on campaigns and commercial features. The position involves designing scalable mobile architecture, developing key user-facing functionalities, and ensuring high code quality throughout the product lifecycle. Close collaboration with analysts and UX/UI designers is part of the development process. 🗂️ Requirements: Proficiency in Kotlin, Experience with Jetpack Compose, Strong knowledge of Android SDK, Understanding of OOP principles, Knowledge of algorithms and data structures, Experience with Gradle, Experience with CI/CD pipelines, Ability to solve complex technical problems independently, English B2+ for technical communication 📃 Skills: Kotlin, JetpackCompose, AndroidSDK, OOP, Algorithms, DataStructures, Gradle, CICD 🏢 Description: Opis Funkcji: Poszukujemy doświadczonej osoby w roli Android Developer do zespołu zajmującego się projektami w obszarze Kampanii i Ofert. Będziesz rozwijać kluczowe funkcje wpływające na doświadczenie klienta i współpracować blisko z zespołem w biurze. Obowiązki: Tworzenie i utrzymanie natywnej aplikacji Android w Kotlinie. Projektowanie skalowalnej i wydajnej architektury mobilnej. Budowa modułów wspierających funkcjonalności komercyjne. Zapewnienie wysokiej jakości kodu (TDD, code review, clean code). Współpraca z analitykami i projektantami UX/UI w całym cyklu produktu. Wymagania: Kotlin, Jetpack Compose, Android SDK. Dobre zrozumienie OOP, algorytmów i struktur danych. Doświadczenie z Gradle i CI/CD. Samodzielność i umiejętność rozwiązywania złożonych problemów. Angielski B2+ do komunikacji technicznej. Mile widziane: Modularne architektury, Kotlin Multiplatform (KMM). Praca z dużymi kodami. TDD, Pair Programming. Narzędzia wspierane AI (np. GitHub Copilot).