Вакансии Mobile Developer / Engineer

Slotomania is the #1 Social Slots Game in the world, the industry leader (#2 grossing games developer on Facebook and #1 grossing social games developer on iOS and Android), and Playtika’s flagman game, boasts over 160 slot games. It is available on the different web platforms (Facebook is a major) and mobile platforms (Apple App Store, Google Play, Amazon, Windows Mobile, Viber games).

Responsibilities:

• Acts as a functional leader – integrates between teams, creates knowledge-sharing methods and defines professional standards for the entire unit
• Leads professional discussions in their domain
• Mentors colleagues in relevant domains and sometimes approves part of their tasks and projects
• Responsible for communication with the architects and working in full collaboration with them
• Working closely with a team on tasks

Requirements:

• Professional programming experience with fluency in JavaScript and Typescript
• Deep knowledge of a SOLID, IoC, OOP, Software Design Pattern, client/server architecture
• High comfort level extending and improving an established codebase
• Experience in off-the-shelf game engines as well as native or custom engines on web\mobile platforms
• Experience unit testing or functional testing, instrumentation, and test harnesses TDD mindset
• Experience in cross-platform programming
• Experience in performance analysis and code optimization

Nice to have:

• Experience with Babel, Rollup|Webpack, NPM, Node.js
• Experience with C++/Java

Founded in 2007, Southeast Asia’s pioneering and most trusted property technology company. Success is firmly rooted in solving a very big consumer pain-point – making finding a home a straightforward and transparent process for everyone involved. Finding solutions together is in our DNA – we learn fast, deliver swiftly, and pursue greatness every day. We have a culture of innovation where people seek to proactively solve complex problems and challenges. Our team operates in a flat, low hierarchy, and agile environment that promotes bold ideas and innovation. We believe in open communication to foster a sense of purpose among all our Gurus. We are looking for a Senior React Native Developer with a passion for mobile app development. In this role, you will play a vital role in implementing vision to be a property seeker’s trusted advisor. As a developer working on mobile applications, you’ll drive new innovations and build beautiful user experiences.

Main tasks and responsibilities:

• Design, develop, test, deploy, maintain, and improve the software.
• Build pixel-perfect, smooth UIs across both mobile platforms.
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Reach out to the open-source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things.
• Monitor the performance of the live app and continuously improve it on both code and experience levels.
• Unit-test code for robustness, including edge cases, usability, and general reliability
• Collaborate with QA on automated and manual testing to make sure our app releases are always worthy.
• Raise the bar by reviewing each other's code, share knowledge, tips & tricks, and generally help out – within and across teams. This may include pair programming.

Education, skills and experience:

• 2+ years of professional experience working with React Native.
• 4+ years of professional software development experience.
• Ability to write well-documented, clean Javascript code
• Experience in testing with tools like Jest, Mocha
• Familiarity with native build tools, like XCode, Gradle
• Excellent communication skills needed to work with stakeholders
• Working knowledge of several architectural approaches, caching, data storage, and security.
• Proficient understanding of code versioning tools, such as Git
• Familiarity with CI/CD practices
• Collaborative attitude, ability to take ownership

Project is mobile app(Android & iOS) for multinational fast food chain on multiple markets.

Main tasks and responsibilities:

• Design, develop, test, and maintain Android applications using the latest Android SDK and tools
• Optimize application performance for various Android devices and screen sizes
• Write clean, well-structured, and maintainable code
• Stay updated with the latest Android technologies and industry trends
• Contribute to the development and maintenance of our company's mobile development standards and best practices

Education, skills and experience:

• Strong proficiency in Java and Kotlin
• Jetpack compose
• KMM
• Analytics
• Code smell, code refactoring.
• Solid understanding of Android UI/UX design principles and best practices
• Experience with Android SDK, Gradle, and Android Studio
• Knowledge of RESTful APIs and JSON
• Experience with version control systems (Git)
• Experience with Android Jetpack components (e.g., ViewModel, LiveData, Navigation)
• Knowledge of architecture patterns (e.g., MVP, MVVM)
• Experience with performance optimization and testing tools

Ciklum is looking for a Senior iOS Developer to join our team full-time in Ukraine.

About the role:

As a Senior iOS Developer, become a part of a cross-functional development team engineering experiences of tomorrow.
Our Client’s mission is to enable brands and retailers to harness the power of digital technologies to produce the best shopping experiences imaginable. Their retail platform allows customers to understand what is happening on the shelf, in every store, all the time so they can focus on what they do best – delighting shoppers. Many of the world’s top CPG companies and retailers use dynamic merchandising, in-store execution, shopper engagement, market measurement, analytics, and shelf monitoring solutions at scale to drive positive shopper experiences and unlock revenue opportunities at all points of sale. As pioneers in computer vision, our Client continues to lead the industry in innovation and excellence through development of advanced technologies and autonomous data collection methods. This is a global company with hubs in the United States, Singapore and Israel, serving customers in more than 90 countries worldwide.

Responsibilities

• Collaborate with a global team to define, design, and deliver features
• Ensure the performance, quality, and responsiveness of our apps
• Identify new and emerging technologies to improve our app capabilities
• Work closely with various stakeholders

Requirements

• 6+ years of experience developing native iOS apps using Swift
• Familiarity with MVVM design pattern
• Reactive programming using Combine/RxSwift/PromiseKit
• Experience working with persistent databases such as CoreData
• Testing, provisioning, and deploying applications to Apple Store
• Experience with iOS SDK development
• Experience with CocoaPods and SPM
• Building complex layouts with UIKit, SwiftUI
• Familiarity with RESTful APIs
• Experience in building Augmented Reality apps using ARKit
• Proficient understanding of code versioning tools (Git)
• Understanding of Apple’s design principles and interface guidelines
• Fluency in English

Desirable

• Cross-platform development Flutter
• Mobile CI/CD
• Building SDKs
• Camera Library
• Core ML
• OpenCV
• Server development: NodeJS, Python
• Android development

About the Project: You will contribute to a high-impact initiative focusing on monetization products. The team is responsible for two key products:

• A platform enabling creators to sell custom avatars to users.
• A tipping feature within the application, enhancing user engagement and creator support.

These products operate in a fast-paced, iterative development environment and emphasize high-quality standards. You will play a pivotal role in shaping emerging products and introducing innovative payment features.

Requirements:

• 4+ years of experience in mobile development, working with various parts of the Android stack
• Strong proficiency in Kotlin, with experience in Jetpack Compose preferred
• Hands-on experience with:
  • Coroutines for asynchronous programming
  • Dependency injection using Dagger
  • Room for database management
  • Glide for image loading and caching
• Proven experience building customer-facing applications
• Familiarity with designing and scaling applications to handle large user bases and high performance requirements.

Nice-to-Have Qualifications:

• Experience with payment systems and payment-related features
• Expertise in building complex UIs and animations to enhance user experience.

Key Responsibilities:

• Design, develop, and maintain Android applications using Kotlin and Java
• Utilize Jetpack Compose to create modern, responsive, and high-performing user interfaces
• Implement asynchronous programming with Coroutines and dependency injection with Dagger
• Manage local data persistence using Room and enhance media handling with Glide
• Collaborate with cross-functional teams to build features for high-scale consumer applications with over 10 million installs
• Design and implement distributed systems capable of operating under high load
• Maintain best practices in code quality, testing, and performance optimization.

Про проєкт:

Запрошуємо досвідчених iOS девелоперів для участі у поточному проекті від британського замовника.
Проект заключається у розробці мобільного додатку для клінічних досліджень та раннього виявлення деменції та хвороби Альцгеймера. У якості альтернативи стандартним психологічним тестам, додаток тестує розумові здібності користувачів та їх здатність вирішувати проблеми за допомогою коротких нескладних завдань.

Обов’язки на проєкті:

Поточні задачі, що стоять перед командою – це локалізація програми на європейські мови, тестування програми на saucelab, робота зі словниками.

Вимоги до кандидатів:

• Досвід комерційної розробки з використанням Objective C;
• Досвід комерційної розробки на Node.js;
• Бажання та здатність працювати в команді;
• Бажання освоювати нові технології ;
• Знання англійської мови на рівні Intermediate.

We are Wix’s Mobile Guild. We develop Wix Mobile applications, empowering our users to manage their businesses on the go, including selling products, offering services, and building communities. Our mission is to enable anyone worldwide to build any mobile application using our infrastructure. As a team, we’re spread across 40+ groups and are all experts in our respective fields. We build our apps using a unique multi-module architecture that allows us to work together independently. We take ownership of what we do and enjoy taking on any technical challenge that stands in our way.

Job Description

As a Mobile Software Engineer in the Payments mobile team, you’ll focus on the client-side development of robust, large-scale software systems, with a primary focus on mobile. Our team plays a crucial role in the Payments infrastructure of the Wix platform, serving millions of users.

• Develop modules to manage payment methods, transaction tracking, and customer dispute resolution
• Go through a comprehensive onboarding process to become proficient with React Native
• Collaborate with web developers to maintain a unified codebase for mobile and web contributions
• Serve as a mobile expert, bridging mobile and frontend engineering
• Maintain high quality and testing standards, utilizing our end-to-end testing framework, Detox

Qualifications:

• 4+ years of experience in software engineering
• Upper-intermediate (B2) English level
• Experience with native mobile development (iOS/Android), cross-platform frameworks (React Native, Flutter), or React for web development
• Proficient in designing and implementing significant portions of client applications
• Ability to make autonomous decisions and take responsibility for features from design to production deployment
• Strong teamwork and communication skills

We are seeking a Mobile Developer with strong experience with React Native, who will participate in all aspects of developing and architecting new and innovative applications. You will develop modern products for western clients, working closely with other team members to integrate your solutions into scalable platforms for various business domains like Healthcare, Fintech, Automotive, Solar Energy, Supply Chain, Workflow Process Automation.
You will have the opportunity to work with the latest technologies and are expected to continuously get out of your comfort zone to learn new things and get your hands dirty. More importantly, we want you to take pride in the success, as it is under the ownership and responsibility of the entire team and that includes you!

Primary accountabilities/Responsibilities:

• Cross-platform development for mobile devices (iOS/Android) using React Native.
• Analysing technical requirements.
• Designing and developing well-structured code.
• Writing great software adhering to Agile software engineering practices.
• Application troubleshooting and improvement of existing solutions.
• Taking part in code review of other developers.
• Continuously discover, evaluate, and implement new technologies.

Knowledge, skills, competencies and experience:

• Bachelor’s degree in Computer Sciences;
• 4+ years engineering experience as a mobile developer;
• 3+ years experience of writing commercials apps on React Native framework;
• Profound knowledge of JavaScript and TypeScript;
• Expertise in Mobile Architectures, platforms’ APIs, native components and best practices;
• Good knowledge of Redux Toolkit, Flux architecture;
• Excellent problem-solving skills;
• Strong attention to detail;
• Ability to work independently and as part of a team;
• Upper-intermediate or higher English level and effective verbal communication.

Additional skills that will be an advantage:

• Experience with Flutter and other mobile frameworks;
• Experience with CI/CD tools, Docker basics.

A mobile app used for food logging, habit tracking and blood sugar monitoring to give you the data and insights to make you an expert in your own health, so you can find the nutrition and habits that help you hit your goals.

Requirements

• 4+ years of relevant experience in the IT industry, strong knowledge of JavaScript including ECMAScript;
• 4+ years of experience with React Native development;
• Experience with Typescript;
• Experience with Redux/MobX, Webpack;
• Experience with GraphQL (Apollo);
• Experience with GIT and branching workflows;
• Familiar with unit testing, and integration testing;
• English: Upper-Intermediate Strong.