Вакансии Mobile Developer / Engineer

У команду найпопулярнішої української електронної пошти @UKR.NET шукаємо Android Developer-ів, які будуть працювати над розробленням мобільного застосунку пошти для Android-пристроїв.
Приєднуйтесь, якщо вас запалює розроблення цікавого, складного продукту та можливість впливати як на бізнес-логіку, так і на вибір архітектурних рішень.

Наш стек:

• Kotlin, Kotlin Coroutines;
• Dagger2, OkHttp;
• Android Jetpack: ViewModel, LiveData, WorkManager;
• Multithreading, Collections, Data structures;
• Android SDK;
• SQLite;
• Firebase - Google Analytic and Crashlytics.

Ми очікуємо, що у Вас:

• Досвід Android-розроблення з використанням Kotlin від 1 року.
• Досвід розроблення багатопотокових застосунків.
• Досвід використання SQLite.
• Розуміння принципів роботи з мережею. Знання та досвід роботи з HTTP.
• Алгоритмічна база. Вміння порівнювати алгоритми за ефективністю.
• Досвід роботи з Git.

Буде перевагою:

• Досвід роботи з чужим кодом (читання, рефакторинг).
• Досвід роботи із застосуванням Scrum, Kanban.
• Досвід застосування архітектурних патернів (MVP, MVVM, Clean Architecture тощо).
• Знання Java SE, Objective-C, C++.
• Розуміння принципів ООП, вміння вибудувати ієрархію класів і зв'язків між ними.
• Знання та досвід використання основних патернів OOD. Знання антипатернів.
• Знання основних форматів текстових даних (JSON, xml, тощо).

Required Qualifications:

• Extensive experience with JavaScript, HTML, HTML5, XHTML, CSS;
• Commercial experience in software engineering (using React.js) from one year;
• Solid experience with React Native (from one year).

Preferred Qualifications:

• English: at least Intermediate;
• Fundamental knowledge of native modules and languages (Java, Kotlin, Swift).

We are looking for an iOS developer with experience to process video: encoding / decoding, streaming, broadcast, etc. For the development and maintenance of application aimed at a range of iOS devices including mobile phones and tablet computers. Your primary focus will be development of iOS applications to stream video from the screen and integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential.
Our client is a Silicon Valley software company with strong experience in the conferencing industry. The product we are working on lets anyone screen share and host online meetings that are easy to attend. Participants join in 1 Click on any device and do not need to download any software to attend.

Responsibilities:

• Design and build applications for the iOS platform;
• Ensure the performance, quality, and responsiveness of applications;
• Collaborate with a team to define, design, and ship new features;
• Identify and correct bottlenecks and fix bugs;
• Help maintain code quality, organization, and automatization.

Skills needed:

• Minimum of 2+ years in iOS development;
• Proficient with Swift, Objective-C;
• Experience with iOS API to record or stream video from the screen;
• Experience with iOS frameworks such as Core Data, Core Animation, etc.
• Experience with offline storage, threading, and performance tuning;
• Knowledge of low-level C-based libraries is preferred;
• Familiarity with RESTful APIs and SocketIO to connect iOS applications to back-end services;
• Knowledge of other web technologies and UI/UX standards;
• Understanding of Apple’s design principles and interface guidelines;
• Experience with performance and memory tuning;
• Knack for benchmarking and optimization;
• Proficient understanding of code versioning tools and familiarity with continuous integration.

Extra qualifications:

• JavaScript knowledge and experience;
• Nice to have experience with Node.js.

Required skills:

• Strong knowledge and experience of application: Kotlin, Java;
• Experience with: Dagger, RxJava, Room;
• Strong knowledge of OOP, SOLID principles;
• Strong knowledge of debugging (search for memory leaks, thread management);
• Experience with ProGuard/Minify;
• Strong knowledge of building scripts;
• Experience in creating custom normal level views;
• Ability to customize the build of the project using Gradle;
• Basic knowledge of C++/Android NDK;
• Basic skills for creating/configuring an application in the Google Play Console.

Desired skills:

• Ability to build, connect and configure C++ libraries to the project;
• Complete understanding of the build process, system component interactions, and Android memory management;
• Ability to use Canvas.

At BinarApps, we develop outstanding digital products cooperating with international entrepreneurs.
We offer a relaxed, supportive job environment where transparency and clear communication come first. Join our culture of encouragement, quality, and trust.

Join us if:

• you have 4+ years of software development experience;
• you have experience with developing react native apps with EXPO;
• you have very good knowledge of React, Redux, ES6, TypeScript;
• you have created and delivered production apps in React Native;
• you have experience in JSON REST API integrations;
• you are proficient in using Git;
• you have experience with app deployment;
• you are open to discussing and iterating over your ideas during code reviews;
• you have a good command of English (written and spoken).

Your role and responsibilities:

• building and maintaining scalable, tested backend and frontend applications.
• being a part of an Agile development team led by PM and collaborating with other experienced specialists.
• taking responsibility for the project, development decisions, and project architecture.
• mentoring other, less experienced developers.
• participating in other internal initiatives (technical recruitment, estimation of pre-sale projects).
• taking part in the code review process.
• sharing your knowledge during internal and external workshops, meet-ups, and internal conferences.

Ми шукаємо досвідченого інженера, який привнесе досвід з Compose Multiplatform у наші продукти. Ця позиція не передбачає роботи з Android SDK.

Процеси та інструменти:

У розробці продуктів ми будуємо процес на основі гнучких методологій. Пріоритетом є якість рішень, а не швидкість впровадження функціональності у продакшн.
Ми багато використовуємо статичні аналізатори, приділяємо велику увагу чистоті коду та автоматизованим тестам, а також проводимо обов’язкове code review у випадку будь-яких змін для підвищення ефективності.
Розробка системи та API виконується із використанням Domain-Driven Design.
Ми використовуємо Event Storming для визначення вимог. Для середньо- та довгострокового планування ми використовуємо Wardley Mapping.

Технологічний стек, що використовується в наших продуктах:

• Kotlin (останні версії).
• Java, JxBrowser.
• Protobuf, gRPC.
• Spine Event Engine.

У повсякденній розробці ми використовуємо такі інструменти:

• Git, GitHub.
• GitHub Actions для CI/CD.
• IntelliJ IDEA.

Чим ви будете займатись:

• Брати участь у розробці desktop застосунків і UI компонентів для macOS і Windows за допомогою Kotlin і Compose Multiplatform.
• Пропонувати ідеї щодо вдосконалення та майбутнього розвитку продукту. Знаходити шляхи практичної реалізації цих ідей.

Необхідні знання та навички:

• Від п’яти років досвіду роботи.
• Вміння програмувати на Kotlin.
• Досвід роботи з Compose Multiplatform.
• Великий досвід проведення code review.
• Письмова та розмовна англійська на рівні Upper-Intrmediate.

Буде перевагою:

• Досвід релізу та підтримки desktop застосунків у production режимі.

About project:

We invite you to join the e-health product with new technology, strong and experienced team.
Highly loaded technologies, no legacy code and the ability to improve the product directly. The project has already established itself on the territory of Ukraine (and other counties), operates in more than 1000 settlements and helps more than 1million worldwide users to receive medical care 24/7.
At the moment, the product is being scaled up to the international market: the Middle East and Africa.

Position duties:

• Work as a part of the distributed Development Team;
• Design and implementation of low-latency, high-availability, and performant application;
• Produce maintainable, reusable, and testable code;
• Develop and maintain technical documentation related to the project;
• Implementation of application functionality across the whole range of tasks: network communication, UI, business logic, integration with third-party services;
• Participate in status meetings and collaborate with other team members;
• Share your experience with other team members.

Our Requirements:

• 4 + years of experience in Java, Kotlin;
• Excellent knowledge Dagger 2;
• Excellent knowledge and experience with Android SDK and Support Libraries;
• Familiar and practical expirience with Android App Components;
• Excellent knowledges Android Architecture Components (DataBinding, Lifecycles, Livedata, Navigation, Room, ViewModel, WorkManager)
• Work experience with MVVM, Clean Architecture;
• Experience with Git.

Additional skills:

• Education in Computer science or the same;
• Fluent English skill.

We are looking for new team members to international e-commerce project.
Our client - is popular e-commerce platform for car renting and tourism in Germany and France. More that 150 people from 10 nationalities are working on product development and best user cases. An open atmosphere and responsible colleagues have a direct impact on the product.
Our task is develope new product for car renting with new user flow. Thanks to direct communication with team members, product managers and ScrumMaster, you will have unlimited opportunities to influence the project and suggest improvements.

Position duties:

• Implement aesthetic adaptive screens according to mocks.
• Extend the application with new functionality.
• Integrate the new third-party API and support existing ones.
• Follow team guidelines ensuring quality and consistency in the design and development phases of applications.
• Lead efforts to design, architect and write new software components.
• Provide support for production applications as issues arise.
• Troubleshoot performance and scalability issues.
• Identify opportunities to improve and optimize applications.
• Work with project management to understand new requirements.
• Follow internal software development processes and standards.
• Share expertise within the team.

Our Requirements:

• You are very experienced in iOS development including SDK and third-party frameworks.
• You have worked with Swift before and know how to utilize the language in the most efficient way.
• You are experienced in client-server architectures using HTTPS, REST, and JSON.
• You have a deep understanding of application architectures, design patterns and best coding practices (SOLID, GoF, Clean/Hexagonal architecture).
• You have a deep understanding of reactive programming (RxSwift) and unidirectional architectures (FLUX/Redux).
• You are proficient with CoreData or SQLite (GRDB).
• You have strong unit testing skills (RxTest, XCTest, Nimble).
• You are using the modern iOS tooling on a daily basis (fastlane, match, SwiftGen, Sourcery, Mint, etc.).
• You understand the iOS code signing and AppStore Connect publishing process.
• You possess the ability to write runtime optimized code and have an understanding of algorithmic complexity.
• You bring a test-driven mindset.
• You are experienced in continuous integration/continuous delivery (fastlane, Github actions, Bitrise, Jenkins).
• Fluent English skills.

Additional skills:

• Computer science education or the same technical education.
• 4+ years expirience in software development.