Jobs Mobile

Location: Remote

About Elevated Living Product

Elevated Living has been improving the resident experience for over seven years. We created a single, all-in-one platform that makes it easy for property managers and resident staff to work together. Our goal is simple: to provide the best experience for residents by replacing multiple, confusing apps with one easy solution.

This is a stable, long-term project that continues to grow, and you'll have the chance to be part of its ongoing success.

Our primary technology stack revolves around JavaScript. We use React for the front-end, Node.js for the back-end, and React Native for mobile development.

About the role: 

We’re looking for a senior React Native engineer to strengthen our platform engineering team. You’ll architect core mobile systems, build native-to-RN bridges, manage Fastlane pipelines, and lead OTA update strategies for a high-impact US product.

What skills are essential to us?
 

• 5+ years of development experience with React Native
• Practical knowledge of Vanilla JavaScript and TypeScript
• Experience working with REST APIs
• Hands-on experience with state management: Redux, Context API or MobX
• Strong understanding of ECMAScript specifications
• Good knowledge of Git and modern branching workflows
• English — Upper-Intermediate+

Advanced platform & mobile engineering skills (core for this Senior role):

• Understanding of Fastlane build pipelines
• Ability to write Native to React Native Bridges (iOS and/or Android)
• Experience with CodePush and/or Expo Updates

About the role

We are looking for a skilled Android/Kotlin Multiplatform Developer to contribute to the development of high‑performance, mission‑critical mobile applications. This role involves building robust Android and KMP solutions, integrating complex telemetry systems, and working with advanced communication technologies in a fast‑paced engineering environment.

What will you be doing?

• Architecting scalable Android and Kotlin Multiplatform (KMP) applications
• Building reactive, high‑performance user interfaces using Jetpack Compose and MVI patterns
• Developing and maintaining KMP‑based modular applications, including integrations with ATAK plugins and external SDKs
• Writing clean, maintainable, and highly testable code, leveraging Coroutines, best engineering practices, and modern testing tools
• Ensuring code quality through comprehensive unit testing, MockK usage, and adherence to test‑driven development principles.
• Collaborating with cross‑functional teams to deliver reliable C2/Telemetry features and ensure seamless product integration

Requirements and qualifications

• Strong professional experience with Kotlin and Kotlin Multiplatform (KMP), supported by practical knowledge of C++ for native component interaction
• Proficiency in building modern reactive UIs using Jetpack Compose, applying State Hoisting and industry‑standard UI architecture practices
• Solid understanding and application of Clean Architecture, SOLID principles, and MVI, especially within multi‑module environments
• Ability to produce clean, maintainable, and testable code, with hands‑on experience in unit testing, TDD, MockK, and establishing robust test infrastructure
• Domain expertise with Ardupilot, Mavlink, integration of ATAK Plugins, SDK integration workflows, and development of C2/Telemetry applications

Would be a plus

• Knowledge of networking and communication protocols such as UDP/TCP, serial data communication, and video streaming technologies (RTP/RTSP)

What the company offers

• Official employment with a competitive salary and clear, transparent terms of cooperation.
• Paid vacation (24 calendar days per year) and paid sick leave
• Support for your professional growth - the company is actively expanding, and you’ll have the opportunity to grow together with it
• An atmosphere of trust, open communication, and leadership—initiative is welcomed, ideas are brought to life, and the team supports your progress

CoreWillSoft GmbH is a German-based company working on secure IoT software solutions and services. The mission of CoreWillSoft is to help businesses protect their assets, employees, and data by providing advanced software solutions and services in the security industry. 

We are looking for a Software Engineer with strong backend experience in Kotlin/Java and experience in Kotlin Multiplatform / Android development. 
 

You will work on products used by businesses across Western Europe. 

Our team operates in a scaled agile approach across Europe with a headquarter in Bonn, Germany. It is responsible for the complete software development lifecycle; including ideation, implementation, and operation of the secure IoT software operating smart buildings and smart homes across the world. 

Join us to work on cool and innovative projects involving high-security hardware in a nice international and creative environment that allows you to learn and advance. 

Location: 

• Bonn, Germany 
• Remote 

We offer:

• Meaningful Impact: Build solutions that are used every day by thousands of businesses your work will directly improve real-world security and connected device experiences. 
• Product & Process Ownership: Help shape not only the product, but also how we build and deliver it  your ideas and decisions will have visible impact. 
• Industry Influence: Contribute to key security standards and best practices, staying ahead of the curve in a fast-evolving industry. 
• Modern Tech Stack & Hardware: Work with the latest hardware and the tools you need to do your best work. 
• Time Off & Flexibility: Vacation days, paid sick leave, and public holidays in line with German legislation plus flexibility built around outcomes, not micromanagement. 
• Learning & Development Budget: We support continuous growth by covering hard and soft skills courses, trainings, and access to e-learning platforms. 
• Coworking Support: Prefer not to work from home every day? We offer coworking compensation so you can choose the environment that fits you best. 
• Language Learning Support: Monthly fixed compensation you can use to improve your English or German through the learning format of your choice. 
• Strong Team Culture: Open collaboration, a flat structure, and thoughtful onboarding your voice is heard, and you can make an impact from day one. 

Your skills: 

• Back end: 
• Proficiency in Kotlin and/or Java for backend development.  
• Strong experience with Spring Boot framework.  
• Experience with Docker and containerized applications.  
• Familiarity with cloud platforms such as AWS, Azure, or Google Cloud.  
• Experience in designing and consuming RESTful APIs.  
• Knowledge of microservices architecture and patterns.  
• Experience with on-premise and cloud-based deployments.  
• Proficiency in secure coding practices and understanding of security bestKo practices for backend systems.  
• Familiarity with scalability strategies and performance optimization in backend services.  
• Knowledge of monitoring and observability tools (e.g., Prometheus, Grafana, ELK).  
• Knowledge of cryptography and security.  
• Familiarity with CI/CD processes, including GitHub Actions, GitLab CI, or similar tools.  
• Experience with version control systems (e.g., Git).  
• Experience with database technologies, both relational (e.g., PostgreSQL) and NoSQL (e.g., MongoDB). 
  
  Mobile / Multiplatform: 
  • Experience with Kotlin Multiplatform and/or Android development.
  • Strong knowledge of Kotlin Coroutines and Flow.
  • Experience with Jetpack Compose (or Compose Multiplatform).
  • Familiarity with dependency injection frameworks (e.g., Koin).
  • Experience with networking libraries such as Ktor.
    
    Nice to have: 
• Experience building desktop applications.
• Experience with Kotlin Multiplatform in production. 
• Knowledge of modern Kotlin ecosystem (Coroutines, Flow, Compose, Koin, Ktor). 
• Knowledge of additional programming languages 
• Experience with system architecture and distributed systems 
• Understanding of UI/UX design and performance optimization.
• Knowledge of building automation or access control systems.

Ajax Systems is a full-cycle company working from idea generation and R&D to mass production and sales. We do everything: we produce physical devices (the system includes many different sensors and hubs), write firmware for them, develop the server part and release mobile applications. The whole team is in one office in Kyiv, all technical and product decisions are made locally. 

We're looking for an Android Developer to join us and continue the evolution of a product that we love: someone who takes pride in their work to ensure that user experience and development quality are superb. You will be able to develop the apps in the best hardware company of Ukraine with around 400m active users around the world. Moreover, very soon you will have a chance to start several new products from scratch.


Required skills:

• 5+ years of experience in Android development
• A strong familiarity with Java and Kotlin
• Good understanding of the Android ecosystem
• Familiarity with Android SDK: basic concepts like layouts and views, activities and fragments and their lifecycle, storing data
• Practical experience with Kotlin Coroutines
• Proficiency in Jetpack Compose for modern UI development
• Experience with ORM frameworks and Android Jetpack Components
• Strong understanding of code versioning tools (Git) and experience with Gradle
• Strong understanding of the full mobile development life cycle, OOP principles, design patterns 

• Passion for software engineering, learning and continuous improvement

   

Would be a plus:

• Gradle knowledge, custom plugin development, build optimization, CI/CD pipelines, and release management
• Writing unit tests
• Practical experience with video streams
• Experience with MVVM/MVI patterns
• Experience with github actions

• Experience with third-party libraries, APIs (Firebase) and custom frameworks

   

Tasks and responsibilities:

• Follow high standards of software quality established in the team
• Design, build, and maintain high performance, reusable, and reliable code
• Suggest technical and functional improvements to add value to the product

• Collaborate with cross-functional teams to define, design, and ship new application features

   

With us, you will enjoy:

• Working with a team of people to build the future of an industry
• Non-trivial challenges and the various specter of interesting tasks
• A flexible, friendly, and collaborative work environment
• Corporate culture based on common sense
• Opportunities to influence the creation of new products and their quality 
• Parking for cars and bicycles

• Medical insuranceEducation compensation

   

We offer:

• the opportunity to share and implement your own ideas that could impact products and production;
• work with a motivated team and an environment with a zero-bullshit culture;
• competitive salary;
• medical insurance;
• corporate English classes;
• compensation for professional training;
• the chance to take part in beta testing of Ajax security systems — receive and test new devices before their release.

📍 Czech Republic / Hybrid (EU) (Once per month you need to be in Prague)

💼 Full-time / B2B

We are looking for a Kotlin Developer to join a growing team working on modern, high-performance applications. In this role, you will focus primarily on backend development, building scalable and reliable services using Kotlin and Spring Boot.

You will collaborate closely with product and design teams to deliver high-quality solutions and continuously improve system performance and architecture.

🔧 Responsibilities

• Develop and maintain backend applications using Kotlin
• Design and implement RESTful APIs
• Collaborate with cross-functional teams (product, design, engineering)
• Write clean, maintainable, and efficient code
• Ensure performance, scalability, and reliability of applications
• Identify bottlenecks and fix bugs
• Maintain code quality, structure, and automation processes
• Follow best practices and stay up-to-date with modern technologies

⚙️ Requirements

• Commercial experience as a Kotlin Developer or similar role
• Strong knowledge of Kotlin + Spring Boot
• Experience working with REST APIs and integrations
• Good understanding of Git and version control
• Experience with CI/CD pipelines
• Strong problem-solving skills and attention to detail
• Ability to work independently and manage your time
• Good communication skills and teamwork mindset

➕Nice to have

• Experience with cloud platforms
• Experience in microservices architecture
• Experience in e-commerce or high-load systems

We are looking for a skilled Android Developer to join our FinTech team and help build secure, high-performance mobile applications used in real financial scenarios. You will work closely with product, backend, and QA teams to deliver a reliable and intuitive Android experience.

Details

Location: Sofia, Bulgaria (office in city centre)

Employment Type: Full-time, remote

Start Date: ASAP

Language Requirements: English — B2 or higher

Key Responsibilities

Design, develop, and maintain Android applications for FinTech products

Write clean, scalable, and testable code following Android best practices

Integrate mobile applications with backend services and REST APIs

Collaborate with product managers, designers, backend developers, and QA engineers

Ensure high performance, stability, and security of mobile applications

Participate in code reviews and contribute to technical decision-making

Support release cycles, bug fixing, and continuous optimization

Stay up to date with Android platform updates and emerging technologies

Requirements

4+ years of professional experience in Android development

Strong knowledge of Kotlin (Java is a plus)

Experience with Android SDK, Jetpack components, and modern Android architecture (MVVM, Clean Architecture)

Hands-on experience integrating RESTful APIs

Solid understanding of mobile security principles and best practices

Experience with Git and version control workflows

Familiarity with Agile/Scrum development environments

Strong analytical and problem-solving skills

Ability to work independently while collaborating effectively in a team

English level B2 or higher

Nice to Have

Experience in FinTech, banking, payments, or lending applications

Experience with Coroutines, Flow, or RxJava

Knowledge of CI/CD pipelines for Android applications

Experience with automated testing (JUnit, Espresso, UI tests)

Experience publishing apps to Google Play

Ukraine-based role

Stormotion is a React Native-focused agency. We build mobile products in IoT/BLE, EV & Mobility, Fitness, and HealthTech/Mental Wellbeing. Small teams, direct client communication.

Growth path
Start as a React Native developer. Over time you can add React (web) and grow to Full Stack with Hasura + PostgreSQL + Nest.js.

What you’ll do

• Build and ship React Native apps (TypeScript)
• Turn product goals into working solutions (not just “implement tickets”)
• Keep releases stable - test key flows in real conditions
• Make scope/architecture decisions that won’t block future scaling
• Code reviews, mentoring, workshops (everyone teaches, everyone learns)
• Join client calls: clarify requirements, explain trade-offs, drive discussions
   

Must have

• 1+ year commercial React Native experience
• Strong TypeScript
• Hooks + Context
• State management (Redux / MobX or similar)
• API integration (fetch / axios or similar)
• Spoken English Intermediate+: confident on calls, not only in chat
   

Nice to have

• GraphQL (Apollo Client / Relay / urql)
• Push notifications
• Firebase (Cloud Messaging, Analytics, Firestore, Storage, Authentication, Functions)
• React Navigation
• ESLint / Prettier
• Testing (TDD / Jest / Detox)
• CI/CD (Fastlane / GitLab CI/CD / GitHub Actions)
• Reanimated 3 / React Native Skia
• BLE integrations (react-native-ble-plx or similar)
• Ramda / Lodash / fp-ts or other FP libraries
   

Benefits

• 24 paid vacation days + 10 paid recharge days
• Birthday day-off + Donor day-off
• Remote-first, office option in Dnipro
• Professional study compensation (courses/meetups/webinars)
• Sport & Streamings budgets

EvoPlay is an IT company that has been building an ecosystem of B2B products and services for the online gaming industry for over 10 years — including innovative gaming platforms, advanced marketing solutions, and analytical tools.
 

As we continue to grow, we’re looking for an experienced iOS Developer to join our team.

Requirements:
 

• 5+ years of experience as an iOS Developer;
• Strong proficiency in Swift and the iOS SDK, including hands-on experience with SwiftUI, and a solid understanding of OOP principles;
• Experience with MVVM + C architecture, Combine, and Package Manager;
• Experience designing and writing Unit and UI tests to ensure code quality and reliability;
• Strong understanding of memory management in iOS;
• Good knowledge of the iOS application lifecycle;
• Proficient in version control using Git and task tracking with Jira;
• Familiar with UI/UX collaboration tools such as Zeplin and Figma. 

Responsibilities:
 

• Design, build, and maintain high performance, reusable, and reliable Swift code;
• Collaborate with cross-functional teams to define, design, and ship new application features;
• Translate designs and wireframes into high quality code (integrated with a micro-service back-end);
• Accountable for application security principles including the development of secure coding standards and practices;
• Optimization of resource consumption by mobile applications;
• Development of existing mobile applications;
• Work with outside data sources and API’s;
• Work on bug fixing and improving application performance;
• Publishing applications;
• Participation in the process of evaluating and planning tasks.

We offer:
 

• 20 days of paid vacation;
• 22 sick leave days;
• Medical іnsurance;
• L&D center with courses for employees;
• Rotation program;
• Access to a self-learning library and paid courses;
• Evoplay discount program;
• Flexible work schedule;
• Group discussions and individual sessions with a psychologist

We are looking for a Software Engineer with strong expertise in React Native to join the Engineering team. You will play a key role in designing, building, and maintaining the front-end of our new product. This is a fully remote position for an external contractor, working full-time with an indefinite engagement.

(Full-time/Part-time) EU only

Responsibilities

• Develop and maintain mobile applications using React Native
• Implement new features and improve existing functionality
• Collaborate with designers, backend developers, and product managers
• Ensure high performance and responsiveness of the application
• Integrate REST APIs and third-party services
• Participate in code reviews and contribute to best practices

Technical Requirements

• 4+ years of experience in mobile development
• Strong experience with React Native
• Good knowledge of JavaScript / TypeScript
• Experience with REST APIs integration
• Understanding of mobile app architecture and lifecycle
• Experience with state management libraries (Redux, MobX, or similar)
• Familiarity with Git

Nice to have:

• Experience with native modules (iOS / Android)
• Experience publishing apps to App Store / Google Play
• Knowledge of CI/CD for mobile applications

We’re seeking a Flutter Developer with 1.5-3 years of experience to join LYQX team for ongoing project!

Responsibilities & Requirements:

• Deep knowledge of pure Flutter architecture & BLoC (knowledge of Flutter Flow is a plus)

• Experience with OpenAI integration

• Experience with cursor AI for development

• Experience with Firebase (Auth, Firestore, Messaging)

• Proficient with RESTful APIs, asynchronous programming, and Websockets

• Skilled in Git, Agile methodologies, and knowledge of UI/UX best practices

• Understanding of the app publishing process on Google Play and the App Store

• Strong communication and teamwork skills

• English level B2+

What We Offer:

• $500-1000/month payment with scheduled raises

• Full-Time remote work

• Paid vacation/sick leave

• A supportive, growth-focused environment

Ready to grow with us? Send a CV and Apply Now!

Applefy - Premium Mobile and Web Development company, is looking for a talented Python Developer to join our dynamic team on an ongoing project.

This is a fantastic opportunity for a developer passionate about building high-quality software solutions and wanting to grow their skills in a flexible and supportive environment.

What We Offer:
• Flexible work schedule: Manage your own time and work at your own pace.
• Fully remote: Work from anywhere in the world.
• Comprehensive leave policy: Enjoy all official holidays, 20 days of paid vacation, and 10 sick days without needing a doctor's note.

Key Requirements:
• Strong communication skills
• Proficiency in spoken English
• 3+ years of experience with Python
• ML / AI experience
• Experience handling image/video generation workflows
• At least two years of experience in product development
• Solid understanding of UI/UX principles
• Keen attention to detail
• A desire to learn and grow professionally

Preferred Qualifications:
• MacBook (ARM processor) & iPhone owner
• Residency in Ukraine 🇺🇦

If you're ready to take the next step in your career with Applefy, we'd love to hear from you!

We invite you to join our team as a Junior Flutter Developer to work on the development of a mobile app in the on-demand services sector. 

Location: Ukraine, remote, full time. 

Requirements:

- Experience with Flutter;

- Experience in UI design;

- Familiarity with Firebase;

- Basic understanding of CI/CD and pipeline processes;

- English - B2

A plus would be: 
- a basic understanding of backend development. 
 

Applefy, a leading mobile and Web Development company, is looking for a talented Flutter Developer to join our dynamic team on an ongoing project. 
This is a fantastic opportunity for a developer passionate about building high-quality mobile applications and wanting to grow their skills in a flexible and supportive environment.

What We Offer:

• Flexible work schedule: Manage your own time and work at your own pace.
• Fully remote: Work from anywhere in the world.
• Comprehensive leave policy: Enjoy all official holidays, 20 days of paid vacation, and 10 sick days without needing a doctor’s note.

Key Requirements:
• Strong communication skills
• Proficiency in spoken English
• 3+ years of experience with JavaScript |  Electron.js

• experience handling image/video generation workflows
• At least two years of experience in product development
• Solid understanding of UI/UX principles
• Keen attention to detail
• A desire to learn and grow professionally

Preferred Qualifications:
• MacBook (ARM processor) & iPhone owner
• ML / Python experience 
• Residency in Ukraine 🇺🇦

If you’re ready to take the next step in your career with Applefy, we’d love to hear from you!
 

Our mission at Geniusee is to help businesses thrive through tech partnership and strengthen the engineering community by sharing knowledge and creating opportunities🌿
Our values are Continuous Growth, Team Synergy, Taking Responsibility, Conscious Openness and Result Driven. We offer a safe, inclusive and productive environment for all team members, and we’re always open to feedback 💜 If you want to work from home or work in the offices in Kyiv or Lviv with stable electricity and Wi-Fi , great — apply right now.

About the project:
Our client is a well-established Unified School Management Platform offering AI-managed, scalable content filtering, Classroom Screen Monitoring, and early threat detection.

Requirements:

• 7-10 years of experience;
• Apple MDM SDK knowledge is a must;
• IOS and MacOS operating system knowledge, along with Apple extensions and logging system;
• Knowing how to build packages for Apple devices ( com.x.x );
• Experience with Swift;
• Experience with Flutter;
• A hacking mind, as somehow you need to know how to navigate the Apple ecosystem and get your app reviewed and approved by Apple;
• Must have submitted and dealt with Apple reviewers extensively.

Responsibilities:

• Support the existing ios and mac os apps, ensure a smooth Apple review process, new features development, and bugfixing.

Our Customer:

A global technology company developing real-time video augmentation and rendering infrastructure for broadcast and streaming environments.
 

Responsibilities:

• Design and implement a native video playback extension that augments HLS streams at runtime across platforms such as Android (ExoPlayer), webOS, Roku, and others;
• Build and maintain a cross-platform rendering layer using OpenGL for real-time video frame processing and compositing;
• Integrate GPU-based overlays and visual transformations directly into the playback pipeline with strict frame-accurate synchronization;
• Develop device-aware architecture to handle platform-specific decoding, rendering surfaces, hardware acceleration constraints, and performance tuning;
• Integrate external SDKs and APIs alongside an internal AR/graphics processing pipeline;
• Optimize rendering performance, memory usage, and latency under real-time streaming constraints;
• Collaborate with QA and Product teams to validate rendering accuracy, synchronization precision, and cross-device stability.
   

Required experience and skills:

• Strong experience with Kotlin;
• Strong hands-on experience with OpenGL (mandatory, core skill), including shader programming and GPU pipeline understanding;
• Solid knowledge of real-time rendering concepts (frame buffers, textures, shaders, synchronization, GPU/CPU interaction);
• Experience integrating OpenGL with native video playback surfaces;
• Practical experience with HLS streaming internals and playback customization;
• Strong understanding of video decoding/rendering pipelines and frame timing control;
• Experience with native video players on at least one of the following platforms: Android (ExoPlayer), webOS, RokuTV;
• Experience implementing low-latency video overlays and graphical composition;
• Understanding of hardware acceleration and performance optimization on embedded/TV devices;
• Proven background in full-cycle software engineering (integration, profiling, debugging, optimization);
• English — Upper-Intermediate+.
   

Working conditions

5-day working week, 8-hour working day;

All UA public holidays are days off;

Vacation and sick leave are covered by the company;

Remote work.