Mobile Developer

🏢 Summary: Short-term contract for an experienced Mobile Developer to build and maintain cross-platform mobile applications using Flutter for Android and iOS. The role focuses on delivering high-performance, responsive apps with strong architecture and best practices. The project runs until the end of June in an international environment. 🗂️ Requirements: Commercial experience as Mobile Developer (regular or senior level), Strong hands-on experience with Flutter, Experience with Android development, Experience with iOS development, Knowledge of mobile application architecture, Experience in building, testing and releasing mobile apps, Ability to work independently, English proficiency minimum B2 📃 Skills: Flutter, Android, iOS, Dart, Mobile, Git, CI/CD 🏢 Description: Salary: 800 - 1000 PLN/MD + VAT (B2B) Remote: elastic hybrid from Gdynia Why choose this offer? Opportunity to work with an international client from the safety/technology sector The international work environment will give you the opportunity to interact with the English language on a daily basis The Jit community will bring you a nice time during regular integration meetings Project We are looking for a Mobile Developer (Flutter + Android / iOS) who will join to our client operating in the safety and risk management industry for a short-term project running until the end of June. You will be responsible for developing and maintaining mobile applications across both platforms, ensuring high performance, responsiveness, and a seamless user experience. Expected competences and knowledge Proven commercial experience as a Mobile Developer (regular to senior level) Strong hands-on experience with Flutter and Android / iOS development Solid understanding of mobile application architecture and best practices Experience in building, testing, and releasing mobile applications Ability to work independently and take ownership of tasks Strong problem-solving skills Good communication skills in English - min. B2 level Technologies you'll work with Flutter Android / iOS About Jit Team The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 700 experienced experts . We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme. Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity . By supporting indigenous initiatives, we ensure the circulation of good energy.

🏢 Summary: Freelance Mobile Applications Developer role focused on building high-performance Flutter-based applications for a solar industry SaaS platform. The position involves developing mission-critical, low-latency mobile solutions that process large-scale data and deliver outstanding user experience. The project runs until the end of 2026 with potential extension. 🗂️ Requirements: Extensive experience in mobile application development, Experience developing mobile applications using Flutter, 5+ years of Native Android development experience (Java or Kotlin), Strong understanding of object-oriented design principles, Experience working with AI-based development tools, Ability to build adaptive, user-friendly mobile UIs, Ability to write clean, testable, and efficient code, Experience optimizing application performance and scalability 📃 Skills: Flutter, Android, Java, Kotlin, OOP, AI, SaaS 🏢 Description: Project description: We are looking for a top-tier Mobile Applications Developer to join our team and help us build cutting-edge software solutions for the Solar Industry. Our platform focuses on designing and monitoring solar fields, processing large-scale data in a SaaS environment, ensuring fast response times, and delivering an outstanding user experience. If you are a passionate Flutter developer who cares deeply about user experience, intuitive interactions, and modern app design, and you are ready to take on the challenge of building high-quality, mission-critical mobile applications, this role is for you. Requirements: Extensive experience in mobile application development Experience in developing mobile applications using Flutter 5+ years of experience in Native Android development (Java / Kotlin) Strong understanding of object-oriented design principles and concepts Experience working with AI-based development tools Proven ability to build adaptive, user-friendly, and flexible mobile UIs Team player with excellent communication skills Passion for high-quality code, performance optimization, and intuitive user experiences Main responsibilities: Design and develop high-volume, low-latency mobile applications for mission-critical systems, ensuring high availability and top performance Contribute to all phases of the software development lifecycle Write clean, well-designed, testable, and efficient code Prepare and deliver software component releases Collaborate closely with cross-functional teams to ensure seamless integration and optimal user experience Continuously improve application performance, usability, and scalability This is a freelance, project-based engagement with no additional benefits, offering the opportunity to work on a clearly defined initiative scheduled to run until the end of 2026, with a possibility of extension depending on project needs and performance.

🏢 Summary: Mobile App Developer (Flutter) role focused on developing and maintaining a cross-platform mobile application for iOS and Android, including architecture design, implementation, testing, and release management. The position involves working in an agile team and contributing to Clean Architecture in a monorepo setup. Responsibilities include feature development, BLoC-based state management, CI/CD, and app distribution to stores. 🗂️ Requirements: Minimum 4 years experience in mobile development (Android/iOS), Minimum 2 years commercial experience with Flutter, Strong knowledge of Flutter 3.x and Dart (null-safety, async/await, Streams, Records), Experience with Kotlin or Swift (platform channels, native plugins), Experience with BLoC/Cubit (flutter_bloc), Experience with Freezed and get_it, Experience with go_router or Navigator 2.0, Knowledge of functional programming (fpdart or dartz), Ability to write unit tests and BLoC tests, Experience with Git and GitFlow, Experience with CI/CD for mobile applications (Bitrise, Fastlane, flavors, store distribution) 📃 Skills: Flutter, Dart, Kotlin, Swift, BLoC, Cubit, Freezed, get_it, go_router, Navigator, fpdart, dartz, Git, GitFlow, CI/CD, Bitrise, Fastlane, Firebase, TestFlight, Melos 🏢 Description: Jesteśmy zespołem tworzącym aplikacje do obsługi klienta w grupie KRUK. Naszymi produktami są min aplikacja web – e-kruk.pl oraz aplikacja mobilna. Tworzymy zarówno dla naszego rodzimego rynku, jak i dla rynków zagranicznych. Jesteśmy zorganizowani w nieduże zespoły pracujące zwinnie (Scrum lub Kanban). Na co dzień współpracujemy z Product Ownerem, Designerem, innymi programistami oraz testerami. Sam proces wytwarzania zaczyna się od analizy wymagań, projektowanie, implementację, code review i testy na wdrożeniu kończąc. Cenimy ludzi aktywnych i zaangażowanych. Bazujemy na wzajemnym szacunku i zaufaniu. Stawiamy na rozwój. Do jednego z zespołów poszukujemy osoby na stanowisko Mobile App Developer – specjalistę/kę w Flutterze do rozwoju aplikacji mobilnej na systemy iOS i Android Zakres obowiązków: Udział w projektowaniu aplikacji – współpraca z UX designerami i analitykami biznesowymi przy definiowaniu wymagań i architektury nowych funkcjonalności Przygotowanie struktury aplikacji – projektowanie modułów w monorepo (Melos), warstw Clean Architecture, interfejsów między domain / remote / presentation Implementacja aplikacji – tworzenie funkcjonalności w Flutter z użyciem BLoC, go_router, Dio/Retrofit, Freezed, get_it, fpdart Opracowywanie testów jednostkowych i testów BLoC Wdrożenie i dystrybucja aplikacji – zarządzanie procesem release na App Store i Google Play Wsparcie dla innych członków zespołu, dzielenie się wiedzą Nasze wymagania: Min. 4 lata doświadczenia w programowaniu aplikacji mobilnych (Android / iOS), w tym min. 2 lata komercyjnie z Flutter Znajomość Flutter 3.x i języka Dart (null-safety, async/await, Streams, Records) Znajomość języka Kotlin lub Swift (platform channels, natywne pluginy) Znajomość BLoC / Cubit (flutter_bloc), Freezed, get_it oraz go_router / Navigator 2.0 Znajomość programowania funkcyjnego – fpdart lub dartz (Either, Option, TaskEither) Umiejętność pisania testów jednostkowych i testów BLoC Znajomość Git i GitFlow Znajomość CI/CD dla aplikacji mobilnych – Bitrise, Fastlane, Flutter flavors, dystrybucja przez Firebase App Distribution / TestFlight / Google Play Console Znajomość języka angielskiego na poziomie min. B2 (dokumentacja, commit messages i PR naming w projekcie są po angielsku) Mile widziane: Doświadczenie z monorepo (Melos), Mason, FVM Znajomość Firebase (Crashlytics, FCM, App Distribution) Znajomość narzędzi analitycznych (Piwik PRO, Clarity) Doświadczenie w technologiach backendowych .NET albo JAVA (API) Doświadczenie z bazami danych SQL Doświadczenie w branży fintech lub regulated products Co oferujemy? Zatrudnienie w oparciu o: umowę o pracę Elastyczne godziny rozpoczęcia pracy (w przedziale 6:00-11:00) Możliwość pełnej pracy zdalnej / w modelu hybrydowym Atrakcyjny pakiet benefitów dla pracowników: możliwość skorzystania z prywatnej opieki medycznej: Luxmed, dofinansowanie do karty Multisport, dodatkowe świadczenia dopasowane do Twoich potrzeb w ramach systemu kafeterii, ubezpieczenie grupowe dla pracownika na preferencyjnych warunkach Dostęp do Mindgram – nowoczesnej platformy z profesjonalnym wsparciem psychologicznym i wellbeingowym Możliwość uzyskania atrakcyjnego bonusu w programie poleceń pracowniczych Możliwość wypożyczenia samochodu firmowego do użytku prywatnego Podczas rekrutacji dbamy o inkluzywność procesu i przestrzegamy zasad równych szans. Liczą się dla nas kompetencje i chęć rozwoju osób kandydujących, bez względu na ich płeć, wiek, stopień sprawności, wyznanie, orientację seksualną, pochodzenie lub inne kwestie niezwiązane z wymaganymi umiejętnościami. Dokładamy starań, by proces rekrutacji był dostępny i dostosowany do adekwatnych potrzeb.

🏢 Summary: Senior Flutter Engineer role focused on designing and developing enterprise-grade mobile applications used globally. The position involves building scalable, secure, and high-performance Flutter apps integrated with backend services and enterprise systems. You will collaborate with cross-functional teams to deliver robust mobile architectures and maintain high code quality standards. 🗂️ Requirements: 5+ years of mobile application development experience, 3+ years of experience with Flutter and Dart, Strong knowledge of Flutter SDK and mobile architecture, Experience with scalable and modular mobile architectures, Experience with Clean Architecture, BLoC/Cubit or MVVM, Knowledge of Kotlin or Swift, Experience with native integrations and platform channels, Experience integrating REST APIs and backend systems, Strong knowledge of state management in Flutter, Experience with OAuth2 and OpenID Connect, Experience with Git, CI/CD and automated testing, Experience working in Agile/Scrum environments, Fluent English and Polish 📃 Skills: Flutter, Dart, FlutterSDK, REST, OAuth2, OpenIDConnect, BLoC, Cubit, MVVM, Kotlin, Swift, Git, CICD, Android, iOS, Azure, AzureAD, EntraID, MicrosoftGraph, WebView, PWA 🏢 Description: We build innovative digital products for the modern workplace in the Cloud, and we need your help. Our platform is used by hundreds of thousands of employees worldwide. We are looking for a Senior Flutter Engineer who will help us design and develop high-quality mobile applications used by enterprise clients around the globe. You will work closely with backend, security, and DevOps teams to build scalable and secure mobile solutions. Key responsibilities: designing and developing enterprise-grade mobile applications using Flutter and Dart, building scalable and modular mobile architectures, integrating mobile applications with backend services and REST APIs, implementing authentication and authorization mechanisms (OAuth2, OpenID Connect), ensuring high standards of code quality through code reviews, testing, and CI/CD, optimizing application performance, responsiveness, and UI rendering, collaborating with backend, security, UX, and DevOps teams, supporting the team in architectural and technical decisions. Apply if you have: 5+ years of experience developing mobile applications, at least 3 years of experience with Flutter and Dart, strong knowledge of Flutter SDK and mobile application architecture, experience designing scalable mobile applications, experience with architectural patterns such as Clean Architecture, BLoC/Cubit or MVVM, knowledge of native Android (Kotlin) or iOS (Swift), ability to implement native platform integrations and bridge Flutter with iOS/Android layers, experience integrating mobile apps with REST APIs and backend systems, strong knowledge of state management in Flutter (Bloc, Provider or similar), experience with authentication and authorization mechanisms (OAuth2, OpenID Connect), experience with Git, code review, CI/CD and automated testing, attention to performance, UI quality, and responsive mobile design, experience working in Agile / Scrum teams, strong communication skills and ability to work collaboratively, a good command of written and spoken English and Polish. Nice to have: experience integrating mobile apps with enterprise systems, experience with Azure ecosystem (Azure AD / Entra ID, Microsoft Graph), knowledge of mobile application security best practices, experience with WebView and PWA integration. We offer: work on a platform used by hundreds of thousands of employees worldwide, access to the latest technologies and tools, multidirectional professional development, certifications and knowledge-sharing opportunities, flexible work model (remote, hybrid or on-site), benefits package (private medical care, Multisport card).

🏢 Summary: Mobile Flutter developer role focused on building and maintaining cross-platform iOS and Android applications, integrating APIs and SDKs, and contributing to release processes and UI libraries. The position involves working in a collaborative hybrid environment with strong emphasis on mobile engineering quality, CI/CD, and scalable food-tech solutions. 🗂️ Requirements: 3+ years of professional mobile development experience, Commercial experience with Flutter, Commercial experience with Dart, Experience releasing iOS applications, Experience releasing Android applications, Knowledge of provisioning profiles and code signing, Experience with App Store Connect and TestFlight, Experience handling App Store review feedback and rejections, Experience with iOS or Android native platform, Experience integrating REST APIs, Experience with authentication flows, Experience with async state management, Familiarity with mobile CI/CD, Fluent Polish, Fluent English 📃 Skills: Flutter, Dart, iOS, Android, REST, Bloc, Provider, CI/CD, TestFlight, Firebase, Firestore, Dynatrace, Fastlane, React, Next.js 🏢 Description: Middle Mobile Developer (Flutter, Hybrid role) Kitopi is the world’s leading tech-powered multi-brand restaurant. With a mission to satisfy the world’s appetite, Kitopi operates a portfolio of both invested and franchised F&B brands, serving as enablers in the food market by helping brands to grow and scale, both in the delivery and dine-in space. We are a unicorn startup operating globally with roots in Dubai, but the Tech Talent Team is right there in Poland. As a leading food-tech business, Kitopi’s growth has been largely fueled by its innovative and scalable software solutions. Kitopi’s kitchens are powered by its proprietary Smart Kitchen Operating System (SKOS) - an in-house suite of applications that optimizes cloud kitchen operations in the real-time. As part of its growth roadmap, technological innovation, data science and artificial intelligence will take center stage as Kitopi continues to reinvent the food industry as we know it today. We are looking for independent and technologically advanced mobile developers who will help us develop a beautiful Application for the Direct to Consumer market available for Android and iOS. Our teams are made up of highly specialized developers that are eager to share their knowledge. We are not afraid of confronting different ideas, we are not afraid to try, we are not afraid of criticism and we value different opinions. We value work-life balance, so our main goal is to be the best place to work. All our squads can confirm that! What you'll do Build and maintain features in the Kitopi Flutter apps across iOS and Android Integrate with our internal APIs and third-party SDKs Contribute to our shared Kitopi Mobile UI Library Write and maintain automated tests; partner with QA on release readiness Own and contribute to iOS releases — from build configuration through App Store submission Take part in code reviews, refinements, and technical discussions across the team What we're looking for Must have 3+ years of professional mobile development experience Solid commercial experience with Flutter / Dart in production apps Hands-on experience releasing iOS and Android apps to the Store provisioning profiles, certificates, code signing, App Store Connect, TestFlight, handling review feedback and rejections Comfort with at least one native platform (iOS or Android) understanding of platform conventions, build/release flows, and native debugging when Flutter hits its limits Experience integrating REST APIs, handling auth flows, and working with async state management (Bloc, Provider, we don't dogmatise, but you should have opinions) Familiarity with mobile CI/CD Fluent Polish and fluent English speaker Nice to have Experience with React / Next.js — we have a small web surface, where a mobile engineer comfortable on the frontend can genuinely move the needle Payments domain experience Experience with Firebase (Firestore, Remote Config, Storage, Cloud Messaging) Exposure to observability tooling: Dynatrace, or similar Experience with Fastlane or similar release automation Joining Kitopi and working with us means: Working in the Tech Hub located in Kraków, Poland, you will be instrumental in elevating our software solutions to a whole new level of experience and reliability. We thrive on close collaboration and catching up in person! We have a hybrid work policy, minimum of 2 days from the office in Kraków. Candidates must be based in or willing to relocate to Kraków, we're not able to consider fully remote or out-of-city applicants for this role. We trust you to manage your time and priorities effectively, preparing solutions in manageable chunks over time. Communication is paramount in our teams, so great interpersonal skills and a willingness to share knowledge are key to success. It's the glue that keeps everything working smoothly! Perks & Benefits: Option to work under a B2B contract Flextime: adjust your daily schedule to your individual needs Top-notch equipment: high-end MacBook Pro + additional accessories Support for your development: 2 000 PLN growth annual budget, internal webinars, workshops, mentoring program, internal conferences English classes with a native speaker Worksmile benefit platform (private medical healthcare, Multisport card, vouchers, etc.) Life insurance Mental health support - access to online sessions with a professional therapist Wellbeing program - tailored to the needs of our employees Great office with fruit & snacks, social budget for every team & awaydays, and more!

🏢 Summary: B2C mobile project seeking an experienced Flutter Developer to design and develop scalable features in a high-traffic application serving millions of users. The role focuses on clean architecture, state management, testing, and continuous improvement of existing and new modules. Opportunity to shape technical direction in a growing, innovation-driven product. 🗂️ Requirements: Several years of experience in mobile application development, Commercial experience with Flutter, Knowledge of GetIt, Retrofit, Freezed, Dio, Understanding of Clean Architecture, Experience with Bloc and state management, Experience with Firebase, Experience with Git, Ability to write unit and functional tests 📃 Skills: Flutter, Dart, GetIt, Retrofit, Freezed, Dio, Bloc, Firebase, Git, SOLID, KISS, DRY, CleanArchitecture, UnitTesting, FunctionalTesting, GoldenTests 🏢 Description: Fitatu to więcej niż aplikacja – to styl życia dla ponad 1,5 miliona użytkowników miesięcznie. Nasze API każdego dnia obsługuje ~40 milionów zapytań, a my nie zwalniamy tempa. Wdrażamy innowacje, wchodzimy w świat AI i skalujemy się globalnie. Dlatego szukamy doświadczonego Flutter Developera do naszego mobilnego zespołu. Flutter Developer Online interview Miejsce pracy: Poznań / Trójmiasto / Zdalnie Oferujemy: wynagrodzenie 15000 - 24000 zł + VAT na B2B, w zależności od doświadczenia realny wpływ na kształtowanie struktury i procesów w jednym z najpopularniejszych projektów B2C w Polsce, wysokiej jakości sprzęt do pracy (dostajesz to, czego potrzebujesz). innowacyjny i rozwojowy projekt – podbijamy świat! Obowiązki: projektowanie i programowanie zgodne z SOLID, KISS, DRY pisanie testów jednostkowych / funkcjonalnych / golden rozwijanie nowych modułów i utrzymywaniem obecnych w aplikacji dzielenie się wiedzą code review Wymagania: kilkuletnie doświadczenie w rozwijaniu aplikacji mobilnych znajomość GetIt, Retrofit, Freezed, Dio pisanie kodu zgodnie z Clean Architecture dobra znajomość Bloc i zarządzania stanem doświadczenie w pracy z Firebase doświadczenie w pracy z git Mile widziane: doświadczenie w pisaniu natywnych aplikacji mobilnych Przesyłając do nas swoje CV, automatycznie potwierdzasz zapoznanie się z naszą Klauzulą Informacyjną Administratora Danych Osobowych dla Kandydatów na pracowników i współpracowników, która dostępna jest pod linkiem https://tiny.pl/c7kkq

🏢 Summary: Development of advanced cross-platform mobile applications using Flutter for iOS and Android from a shared codebase, with focus on scalable architecture, performance, and real-time integrations. The role includes integrating REST APIs, authentication, native features, and implementing testing and CI/CD processes. It also involves architectural decisions, code reviews, and technical leadership within the mobile team. 🗂️ Requirements: 5+ years of mobile development experience, 3+ years of experience with Flutter and Dart, Strong knowledge of Flutter architecture, widget lifecycle and rendering, Experience with Clean Architecture and state management patterns (BLoC, MVVM, Cubit), Strong understanding of asynchronous programming, streams and concurrency in Dart, Experience integrating REST APIs and handling OAuth2 and JWT authentication, Experience with native integrations and platform channels, Experience with push notifications and background services, Experience with unit, widget and integration testing, Experience with CI/CD tools, Knowledge of mobile security best practices, Ability to lead technical discussions and support junior developers 📃 Skills: Flutter, Dart, REST, OAuth2, JWT, BLoC, MVVM, Cubit, CI/CD, GitHub, GitLab, Jenkins, Bitrise, iOS, Android 🏢 Description: Flutter Developer Location: Wrocław R&D Center / Hybrid Key Responsibilities Develop and maintain advanced Flutter applications for iOS and Android from a shared codebase Design scalable and maintainable mobile architecture Integrate REST APIs, authentication flows, and real-time device communication Improve app performance, stability, and offline capabilities Implement testing strategies and support CI/CD processes Collaborate with product, backend, and UX teams to deliver high-quality features Participate in code reviews, architecture decisions, and technical mentoring Requirements 5+ years of mobile development experience, including 3+ years with Flutter/Dart Strong knowledge of Flutter architecture, widget lifecycle, and rendering Experience with Clean Architecture, BLoC, MVVM, Cubit, or similar patterns Solid understanding of async programming, streams, and concurrency in Dart Experience with REST APIs, OAuth2, JWT, caching, and error handling Knowledge of native integrations, platform channels, push notifications, and background services Experience with testing (unit, widget, integration) Familiarity with CI/CD tools such as GitHub Actions, GitLab, Jenkins, or Bitrise Good understanding of mobile security best practices Ability to lead technical discussions and support junior developers Nice to Have Experience with IoT or smart-device applications Knowledge of Bluetooth communication Familiarity with Firebase Crashlytics, Azure DevOps, or remote configuration tools Experience working with offline-first applications Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland

🏢 Summary: Technical leadership role for an experienced Flutter developer to lead a mobile team, maintain and evolve an existing app portfolio, and drive migration to a new architecture. The position combines hands-on Flutter development with architectural decision-making and code quality ownership. Focus is on delivering scalable, high-quality mobile solutions for Android and iOS. 🗂️ Requirements: 5+ years mobile app development for Android or iOS, 3+ years hands-on Flutter experience, Strong knowledge of Dart and asynchronous programming, Experience with REST APIs and sockets, At least one Flutter app released to production, Understanding of mobile architecture and best practices, Solid knowledge of OOP and SOLID principles, Experience in technical leadership or senior role with team responsibilities, Commitment to clean, maintainable code and code reviews 📃 Skills: Flutter, Dart, Android, iOS, REST, Sockets, RxDart, Streams, OOP, SOLID, Architecture, Async, AppStore, GooglePlay 🏢 Description: We are seeking an experienced Lead Flutter Developer to join our team and assume a technical leadership position. You will coordinate and mentor the mobile development team, maintain our current app portfolio, and guide the transition to a new architecture. If you have a passion for mobile technologies, proven leadership abilities, and aim to make a significant impact on our products and solutions, we encourage you to apply. Responsibilities Lead the mobile development team to ensure smooth operations and achievement of project goals Coordinate team efforts and foster collaboration to meet deadlines and deliverables Maintain the existing app portfolio and contribute to the migration toward a new architecture Improve team processes by participating in planning, grooming, technical discussions and estimations Conduct regular code reviews, provide constructive feedback and support team members through coaching and mentoring Make architectural decisions to ensure solutions align with business and technical requirements Promote knowledge sharing and best practices while encouraging new ideas across the team Requirements At least 5 years of experience in mobile app development for Android or iOS Understanding of mobile architecture and platform-specific best practices Experience with REST APIs and sockets Minimum 3 years of hands-on experience with Flutter and knowledge of Dart, including async programming with Streams or RxDart At least one Flutter app released in production on the App Store or Google Play Background in OOP and SOLID principles Commitment to clean, maintainable code and supporting others in achieving the same Experience in a development team leadership role or a senior position with team responsibilities Strong communication skills and a collaborative mindset We offer/Benefits We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Part-time Senior Flutter Developer role focused on building and optimizing high-quality mobile applications for innovative smart bed IoT products. The position involves developing, testing, and maintaining Flutter-based solutions while ensuring performance, scalability, and code quality. Close collaboration with the development team and continuous improvement of application performance are key aspects of the role. 🗂️ Requirements: Proven commercial experience with Flutter and Dart, Experience in IoT projects, Experience with CoreData, Realm, Firestore or Supabase PostgreSQL, Knowledge of Android, iOS, Windows and macOS systems, Experience with Git-based workflows and CI/CD tools, Experience integrating and working with RESTful APIs, Fluent English, Availability for part-time work (10–20 hours/week) with US time zone overlap 📃 Skills: Flutter, Dart, IoT, CoreData, Realm, Firestore, Supabase, PostgreSQL, Android, iOS, Windows, macOS, Git, GitHub, GitLab, GitHubActions, Jenkins, REST, Postman 🏢 Description: #5084 Our client is a leading innovator in the U.S. market, creating cutting-edge, high-end smart beds engineered for superior performance. We are looking for a Senior Flutter Developer who is technically proficient, proactive, and excels in collaborative environments. Responsibilities: Collaborate closely with the development team to design and implement high-quality software solutions using Flutter technologies Develop, test, and maintain mobile applications that meet internal and external client expectations Analyzing and improving application performance Bug fixing Ensure code quality, performance, and scalability through continuous improvement and best practices Requirements: Proven experience in mobile development with Flutter and Dart Experience working with IoT project Experience working with CoreData, Realm, Firestore, Supabase PostgreSQL Knowledge of operating system Android, iOS, Windows, macOS Knowledge of tools and technologies GitHub Actions, Jenkins, Git, GitHub, GitLab, RESTful APIs,  Postman Fluency in English language for effective communication Ability to work part-time (10-20 hours/week), ideally with at least 2-hour overlap with US time zones

🏢 Summary: Mid Flutter Developer role focused on developing and maintaining Android and iOS mobile applications, including a new UX-focused app version. The position involves implementing new features, testing, code reviews, and collaboration on product roadmaps in a hybrid work model. 🗂️ Requirements: 3+ years of programming experience, 2–3+ years of mobile application development experience, Commercial experience with Flutter and Dart, Higher technical education or ongoing master’s studies, English level B2 minimum, Polish level C1/C2, Experience with Android and iOS development, Experience with unit and integration testing, Knowledge of REST API and MQTT protocol, Experience with Git and GitHub Actions, Availability for hybrid work with at least 3 days in the office 📃 Skills: Flutter, Dart, Git, BLE, Android, iOS, Copilot, Agents, REST, MQTT, Riverpod, Firebase, GitHub, Xcode, VSCode, Postgres, C++, PlatformIO, AWS 🏢 Description: Stanowisko : Mid Flutter Developer Zarobki : do 12 kPLN netto - w zależności od doświadczenia Doświadczenie : aplikacje mobilne min. 2/3 lata, programowanie – min. 3 lata Wykształcenie : wyższe techniczne – inż. - najlepiej informatyczne, lub w trakcie magisterskich Języki: angielski B2 min., Polski C1/C2 Technologie : git, dart, flutter, BLE, android, iOS, copilot, agents, unit/integration tests, REST API, MQTT protocol, riverpod – state management, firebase – auth, functions, messaging, github actions, Xcode, VS code, Postgres Nice To Have : C++ i platformio, AWS, doświadczenie z publikacja aplikacji w App Store i Google Play Praca : hybrydowa – min. 3 dni w biurze w Warszawie na Ursynowie! Typ umowy: UoP / B2B / Zlecenie Czym będziesz się zajmować? ·      Rozwijanie i utrzymywanie istniejącej aplikacji mobilnej Android i iOS ·      Rozwój równolegle nowej wersji aplikacji – nowy UX (główne zadanie) ·      Implementacja nowych funkcjonalności ·      Testowanie aplikacji oraz identyfikowanie obszarów do poprawy wydajności i jakości ·      Code-Review ·      Współpraca z zespołem inżynierów nad rozwojem urządzeń i aplikacji ·      Wspólne planowanie road-mapy, releasów W czym pracujemy? ·      Firma pracuje w systemie Microsoft365 ·      korzystamy z Teams i plannera Microsoft ·      tbh Agile w małych zespołach IS DEAD, daily i po prostu staramy się robić częste releasy Wyposażenie: ·      nowoczesny sprzęt (MacBook Pro + urządzenia testowe), Proces rekrutacyjny: ·      quick call (45 min max) ·      technical call (z zespołem) ·      final feedback Projekty[Linki]: Aquael BT, Amisafe