Jobs

Lemberg Solutions is, above all, a group of passionate professionals led by a core team that have been meticulously selected over the last 15 years. We are based in Lviv, Rivne, and Lutsk, and opened GmbH in Hamburg, Germany.

At LS, people come first. We know that our success is based on our people’s achievements. Each and every one of our 200 team members is highly valued for their hard work, and we’re always excited to welcome new specialists ready to embrace challenges with us.

Pay attention: only those candidates who meet the listed requirements will receive an answer!
 

Necessary skills and qualifications:

• 3+ years of experience with Kotlin;
• Practical experience with the Android SDK;
• Strong knowledge of Kotlin coroutines;
• Deep knowledge of OOP/SOLID;
• Profound understanding of design patterns, OOD;
• Understanding of Clean Architecture;
• Experience with MVVM;
• Understanding of Android UI principles, creating custom UI elements, UI animation techniques, and creating interactive UX on Android;
• Knowledge of Jetpack Compose; 
• Experience with integrating third-party libraries;
• Familiarity with SQLite, Room; 
• Practical experience with web service technologies (REST, JSON);
• Experience with unit testing;
• Acquaintance with source-code repositories, GIT;
• Strong soft skills and proven experience in direct communication with a client;

• At least an Upper-Intermediate level of English

   

Will be a plus:

• General understanding of Java and multithreading techniques;
• Knowledge of reactive programming;
• Experience with dependency injection frameworks (Hilt or Koin);

What we offer:

Time Off 

• 21 days paid annual leave 
• Unlimited sick leaves with a medical statement 
• 30 working days off for personal reasons without compensation 
• 5 days additional paid time off following your wedding or your child’s birth
• Paid public holidays

Workplace Benefits

• Free English classes in groups
• Flexible work schedule
• Fully equipped workstation
• Comfortable office
• Access to a video library of soft skill workshops

Financial Benefits

• Relocation support program
• Financial support from LS in case of emergency (reviewed individually)
• Overtime pay
• In-house accounting service

Fun

• Lviv IT Cluster gifts & discounts 
• Team building & industry events
   

About the project:
A US-based client delivers an enterprise IoT fleet management platform for transportation and logistics. Lemberg Solutions engineers build, test, and support the client’s Android platform and backend, including a variety of Android apps for both drivers and back-office staff.

We are looking for 1 month contract for Android Senior Developer to port existing iOS application (4 screens) to Android.

Includes work with external libraries, face recognition, NFC, SmartCards.

Required: good communication skills, responsibility.

Nice to have: iOS development skills to support iOS version as well

🚀AIMPROSOFT — Android (Kotlin) Developer Opportunity!

Aimprosoft, a fast-growing outsourcing IT company, is looking for a Junior Android (Kotlin) Developer  for a 3-month contract with a potential transition to a long-term engagement on an international Android project for a major European energy and telecommunications provider.

🎯About the project & role:

You will be part of a high-impact Android team responsible for building and maintaining a modern application used to create, manage, and process user contracts for multiple services - including energy, gas, telephone, and internet.
The app enables users to build, edit, and store service contracts, send data to backend servers, and synchronize information with other internal applications of the company.

You will work on:

• Developing new features and maintaining existing functionality across multiple service modules.
• Integrating APIs for secure data exchange and synchronization.
• Applying modern Android architecture.
• Collaborating with backend, product, and QA teams.
   

The project uses modern Android tech stack — Jetpack libraries, Hilt DI, Kotlin Coroutines, and Retrofit for network communication — with strong emphasis on maintainable code.

🔥What We Need From You:

• 1+ year of Android development experience using Kotlin.
• Knowledge of Android Jetpack components, architectural patterns (MVVM/MVI), Navigation Component, ViewModel, and LiveData/StateFlow.
• Experience with Retrofit and OkHttp.
• Proficiency in asynchronous programming using Coroutines/Flows.
• Understanding of RESTful API integration, data serialization, and secure local storage.
• Experience with Firebase (Analytics, Messaging).
• Ability to write clean, testable, maintainable code with unit/integration tests.
• Good understanding of UI/UX principles, Material Design, and accessibility best practices.
• English: Intermediate (B1+) or higher for communication with international teams.

📌Nice to have:

• Experience with multi-module or large enterprise Android applications.
• Knowledge of Clean Architecture and modular code organization.
• Experience with Hilt, Room, and Datastore.
• Understanding of encryption, secure storage, and data privacy compliance.
• Exposure to CI/CD pipelines.
• Knowledge of dependency injection best practices beyond Hilt.
• Bachelor’s or Master’s degree in Computer Science or related field.

💼What We Offer:

• Official military deferment (reservation)
• A competitive salary that appreciates your skills and experience
• Cozy atmosphere and modern approaches. We have neither bureaucracy nor strict management nor “working under pressure” conditions
• Opportunity to implement your ideas, tools, and approaches. We are open to changes and suggestions aimed at improvement
• Work on a strategic, large-scale international project with high visibility.
• Remote-friendly culture with strong team collaboration.

N-iX is a global software development service company that helps businesses across the globe create next-generation software products. Founded in 2002, we unite 2,400+ tech-savvy professionals across 40+ countries, working on impactful projects for industry leaders and Fortune 500 companies. Our expertise spans cloud, data, AI/ML, embedded software, IoT, and more, driving digital transformation across finance, manufacturing, telecom, healthcare, and other industries. Join N-iX and become part of a team where your ideas make a real impact

About the Client

Our customer is a leading provider of onboard retail technology and mobile solutions for the travel and retail industries. The company designs and builds digital products that transform how airlines, trains, and retailers manage in-motion sales, inventory, and customer experiences. We are forming a dedicated Kotlin Multiplatform (KMP) team to build a new cross-platform mobile application from the ground up - one codebase, two native experiences: iOS and Android.

You’ll lead a small, highly capable Scrum team (engineers, QA, designer), collaborate closely with backend and product teams, and establish technical excellence in the mobile domain.

Responsibilities

• Own the architecture and technical roadmap for a new Kotlin Multiplatform (KMP) mobile product that powers both iOS and Android.
• Estimate MVP development and other product phases. 
• Define clean, modular architecture using modern patterns (Clean Architecture / MVI / MVVM / modularization).
• Lead and mentor a small cross-functional mobile team; perform code reviews and ensure adherence to best practices.
• Design and implement shared business logic and platform-specific layers, ensuring native UX and optimal performance.
• Make key technical decisions on frameworks, libraries, CI/CD tools, and delivery processes.
• Drive cross-platform UI strategy (Compose Multiplatform, Jetpack Compose, SwiftUI integration).
• Collaborate with backend engineers to define efficient API contracts (REST / GraphQL).
• Establish and maintain automated build, testing, and release pipelines for Android and iOS.
• Ensure robust app security, observability, and performance monitoring across both platforms.
• Promote engineering excellence: documentation, testing culture, DevOps alignment, and continuous improvement.
• Act as a technical liaison between product management and engineering, translating business goals into scalable mobile solutions.

• Participate in business trips as needed.

   

Must-Have Skills

• 7+ years of experience in mobile app development, with at least 3 years in Kotlin Multiplatform (KMP) 
• Experience in high-level product estimation and roadmap development.
• Proven record of delivering production-grade mobile applications for both iOS and Android using KMP.
• Deep understanding of Kotlin (coroutines, flows, multiplatform libraries, shared data models, serialization).
• Expertise in Android (Jetpack Compose) and iOS (Swift/SwiftUI) with a strong grasp of platform internals and performance tuning.
• Experience with device-to-device communication protocols, especially Bluetooth/BLE.
• Strong architectural mindset — experienced in designing scalable, testable, modular architectures.
• Proficiency with Ktor Client, SQLDelight, or similar for data and networking layers.
• Experience in offline-first architectures, synchronization logic, and push notifications.
• Hands-on experience building CI/CD pipelines (GitHub Actions, Bitrise, Fastlane, Jenkins) and managing app releases (Play Store, App Store).
• Solid understanding of security, performance, and offline-first mobile patterns.
• Demonstrated ability to lead teams, perform technical reviews, and mentor developers.
• Excellent communication and collaboration skills; comfortable working with international teams.
• Knowledge of observability stacks (Crashlytics, Firebase, Sentry).
• Professional fluency in English.

Would be a plus

• Experience of mesh networking protocols and device-to-device communication.

   

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

A global company is looking for a Senior Android Engineer to join a fully remote team.

The company partners with Fortune 500 enterprises and fast-growing startups, helping them design and launch new digital products. With a team of 200+ engineers, designers, analysts, and advisors, they solve complex business challenges through technology.

You’ll work on backend and application-level development for a diverse ecosystem of smart devices used in stadiums, restaurants, and other venues — including POS terminals, Kitchen Display Systems, handheld units, and self-service kiosks.
Your work will also involve integrating peripherals such as printers, scanners, scales, and payment devices (via USB or Bluetooth), as well as embedding payment libraries.

Together with a cross-functional team (5 Android Engineers, 3 QA Engineers, a Project Manager, Business Analyst, Product Owner, and Designers), you’ll enhance existing solutions, support new hardware, and continuously introduce new features.

Requirements:

• Strong experience with Android, Kotlin, and Java
• Conversational English level for communication with the team

Own your future:

Our culture isn’t something people join; it’s something they build and shape. We believe that every person deserves to be heard and empowered. If you’re on the fence about whether you’re a fit, we say go for it. Let’s build something great together.
 

Key responsibilities:

• Design and implement comprehensive unit test coverage across the Android application codebase, ensuring reliability and maintainability of existing and new features.
• Collaborate with product and engineering teams to define testable requirements.
• Collaborate with cross-functional teams.
• Refactor legacy code to improve testability and support modern testing practices.
• Establish and enforce best practices for unit testing 
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• Drive engineering from concept to finished product.
   

Must haves:

• Strong knowledge of Android SDK, different versions of Android.
• Experience with both Java and Kotlin.
• Proficiency in Java Core.
• Kotlin core routines and flows.
• Familiarity with RESTful APIs to connect Android applications to back-end services.
• Strong knowledge of Android UI design principles, patterns, and best practices.
• Experience with XML view.
• Experience with offline storage, threading, and performance tuning.
• Experience with basic Android components: BroadcastReceivers, Background Service, ContentProvider.
• Knowledge of the open-source Android ecosystem and the libraries available for common tasks.
• Familiarity with cloud message APIs and push notifications.
• Understanding of Google’s Android design principles and interface guidelines.
• Understanding of test-driven development (TDD) and best practices for building testable Android architectures
• Proficient understanding of code versioning tools, such as Git.
• Upper-Intermediate+ level of English.
   

As a plus:

• Good time-management skills.
• Great interpersonal and communication skills.
• Experience in setting up the CI/CD pipelines.
• Experience in IPC.
• Experience with Bluetooth.
• Familiarity with multi-module project architecture.
• Experience with DI libraries (Dagger or Hilt).

What we expect from you:

• At least 4 years of software development experience with at least 2 years Android and Kotlin (Java is also a plus)
• Team player, who promotes and advocates best software development practices
• Takes ownership of their own and for their teams work
• Strong knowledge in Android Architecture Components, Computer Science fundamentals and Design Patterns
• Experience in building scalable and reactive consumer-facing mobile applications
• Experience writing testable code and unit tests.
• Understanding of the full mobile development life cycle (distribution for testing, releasing into stores).
• Good time-management skills and ability to deliver on time.
• Knowledge about performance optimisation of mobile applications
• Strong verbal and written communication skills

What you will do:

• Team leadership and excellent quality of work.
• Maintaining and creating efficient development methods.
• Keeping the code clean and unit tests coverage.
• Understand business needs, tasks and find solutions.
• Development and releases of Android applications.
• Work on existing application bug fixing and improving application performance.

What we offer:

• Above market pay.
• Friendly and supportive colleges.
• Dedication to your growth.

• Contribution to the world.

   

Job Description

The project is part of a global technology initiative within a well-established international organization operating in the industrial sector. The company has a long-standing presence across Europe, the Americas, and Asia, with research, development, and production facilities worldwide. The team focuses on developing mobile solutions that support cutting-edge technologies used on a global scale.

Job Responsibilities

• Develop and maintain Android applications using Kotlin (and Java, if required for legacy modules)
• Write clean, maintainable, and scalable code following best practices and modern Android architectures (MVVM, MVI, or Clean Architecture)
• Collaborate with designers and product owners to create intuitive, polished user interfaces
• Integrate apps with RESTful APIs, SDKs, and cloud-based services
• Participate in code reviews and write unit and instrumentation tests to ensure high code quality
• Optimize applications for performance, stability, and responsiveness
• Contribute to the CI/CD process and continuous improvement of the mobile development workflow

Job Requirements

• 3+ years of commercial experience in Android development
• Strong proficiency in Kotlin, Android SDK, and Android Jetpack components
• Solid understanding of Coroutines, ViewModel, LiveData, and Dependency Injection frameworks
• Experience with RESTful APIs, Retrofit, and Room database
• Familiarity with Git, Gradle, and CI/CD pipelines
• Proven experience in publishing applications to Google Play and managing release cycles
• Intermediate or higher level of English (for communication within international teams)

Required skills:

• 1.5+ year of experience with Android development
• Strong knowledge of Android SDK and Kotlin
• Experience with Jetpack Compose
• Experience with MVI and MVVM
• Understanding of SOLID/GoF principles and OOP/POP/OOD
• Experience with Android Architecture Components (ViewModel, LiveData, Navigation, View Binding etc.)
• Knowledge of the entire software development life cycle
• Experience with Kotlin Coroutines and Flow for asynchronous programming
• Experience with Dependency Injection (Hilt)
• Knowledge of Rest/Retrofit/OkHttp/Web Sockets
• Experience creating custom UI elements and interactive UX
• Intermediate or higher English (primarily, written)

We offer:

• 21 vacation days, 8 sick leave days, 7 additional days off if needed, and a day off on your birthday
• Medical insurance and compensation for sports expenses
• 50% compensation for education expenses—lectures, conferences, and English courses
• An amazing and friendly team. Check out our Instagram and DOU
• A comfortable office close to the city center
• Flexible work schedule
• No bureaucracy or micromanagement—we follow a Scandinavian management model

We are looking for an Embedded Android AOSP

Engineer (7+ years) with conversational

English for a full-time, long-term project.

We are seeking a highly skilled:

Android AOSP Engineer to join our team. The ideal candidate will have extensive experience in embedded software and firmware development, as well as a strong understanding of AOSP development and Android BSP.

This role involves working with the latest Android versions, enhancing embedded systems in the middleware area between BSP and applications, and collaborating with cross-functional teams to deliver cutting-edge solutions.

Technical Requirements:

- 7+ years of software/firmware development experience.

- 2+ years of experience with Android development (whether in an open form like AOSP or in proprietary/closed firmware), including understanding of Android source code.

- Proficiency in C++, with the ability to modify code in C.

- Embedded Linux development experience (optimizations, bug fixing, adding new functionality like display, power management, Wi-Fi, etc.).

- Strong experience with source control tools (e.g., Git, Gerrit, GitHub) and Android command-line tools (e.g., adb, fastboot).

- Understanding of networking protocols such as Ethernet, IP, TCP, UDP.

- Excellent problem-solving, critical thinking, communication skills, with a self-motivated and independent mindset.

Nice to Have:

- Experience with scripting languages (e.g., Bash, Python)

- Experience debugging issues within the Android Framework.

- Experience with NDK toolchain: create build libraries or native android components.

- Linux User Space development experience is a significant plus, experience with Linux Kernel is a bonus, but not required.

Responsibilities:

- Modify and improve Android and its components according to project requirements.

- Develop and optimize embedded modules/components for the customer.

About:

We are looking for a Middle Strong/Senior Android Engineer to join a full-time healthcare project focused on wireless health monitoring for pregnant persons and newborns. The solution includes wearable devices, AI-powered analytics, and cloud-based software to improve access to health data.

Please note that we are primarily considering candidates from Lviv, the western regions of Ukraine, and EU for this position.

What We’re Looking For:

• 5+ years of experience developing Android applications
• Strong knowledge of Android UI frameworks and Android OS
• Hands-on experience with Android Studio and the Android SDK
• Expertise in Kotlin
• Practical experience with MVVM architecture and Jetpack Compose
• Experience in performance optimization, including memory management, CPU utilization, and debugging
• Solid understanding of mobile application development processes, testing, and configuration management (Agile, Kanban)
• Strong problem-solving and debugging skills
• Upper-intermediate English

Your Responsibilities:

• Develop and maintain Android application and SDKs with a focus on performance, scalability, and security
• Implement unit tests, functional tests, and verification procedures to ensure high-quality code before deployment
• Design and establish communication protocols between mobile applications, cloud services, and external devices (e.g., sensors)
• Integrate external data sources and APIs into mobile applications
• Create and maintain technical documentation in compliance with FDA regulatory standards
• Stay up to date with emerging technologies and implement best practices to enhance development efficiency
• Work closely with the team to identify and address issues in the codebase and improve overall architecture

Will be a plus:

• Experience in healthcare projects and understanding of FDA regulations, QSR (Quality System Regulation), and 21 CFR Part 820
• A degree in Computer Science, Software Engineering, or a related field
• Familiarity with REST, TCP/IP, SIP, RTP, HTTP, and UDP
• Experience with wireless communication standards (Bluetooth, BLE, NFC, WiFi, ProSe)

We are a B2C EdTech startup founded by experienced entrepreneurs with a strong track record in building global products in the mobility and technology space. Our mission is to make learning mathematics engaging and effective through personalization and game-based learning. We are building an adaptive learning platform that tailors the learning experience to each child’s pace and needs, making the educational process enjoyable and motivating.

Our team currently consists of ~15 professionals working in a collaborative, product-driven environment.
 

Responsibilities:

• Develop and enhance the mobile application using Kotlin Multiplatform (KMP).
• Implement gamification features to help children stay motivated and engaged while learning math.
• Work closely with designers and product teams to create smooth, intuitive, and visually appealing UI interactions.
• Participate in architectural decisions and contribute to improving development processes.
• Collaborate with backend developers to integrate mobile client functionality with server-side APIs.
• Ensure application performance, quality, and responsiveness.

Requirements:

• 5+ years of experience in mobile application development (IOS, Android).
• Strong proficiency with Kotlin and Kotlin Multiplatform (KMP) — 
• Experience with Jetpack Compose or Compose Multiplatform.
• Solid understanding of modern mobile UI/UX patterns.
• Experience working in product teams and contributing to feature design.

• English level: B2 or higher (ability to communicate in a distributed team).

   

Nice to have:

• Experience with iOS native development (Swift/Objective-C).
• Experience working on educational products or gamified mobile experiences.

What we offer

• Opportunity to influence product decisions and architecture from early stages.
• Work in a focused, talented, and supportive team with a strong product culture.
• Flexible working format (remote).
• Competitive compensation package.
• Socially meaningful mission — helping children learn effectively through modern technology.

What is the purpose of this position?
We are looking for an enthusiastic, Middle/Senior Android Developer with 4+ years of commercial experience, who will join our team. Together with the other specialists, you will develop the mobile application.

Qualifications you`ll need to bring:
·     4+ years of experience as an Android Developer;
·     Knowledge of Android UI, SDK;
·     Advanced experience with Java (Kotlin);
·     Knowledge of Git;
·     Good experience with RESTful APIs;
·     English – Upper-Intemediate.

We offer:

• Remote Work Environment. Work from anywhere and be part of a geographically diverse team
• Stay Ahead of the Curve. Work with cutting-edge technologies
• Possibility of payment by PE account, Payoneer, or Wise
• Bonus & Referral system
• Paid 16 vacations and 10 sick leaves per year
• Flexible hours
• Compensation program for purchasing new laptops
• Paid professional certifications & educational courses
• Paid English classes
• Friendly atmosphere with quarterly team building
• No bureaucracy

We are currently looking for a skilled developer to join our team and contribute to a variety of potential projects. The specific project will be discussed after going through all the internal interview stages.
 

Ready to try your hand? Do not pull the cat’s tail, send your CV without a doubt!

We are looking for a Strong Android Software Engineer with a mobile application focus to be a part of the journey. The right individual will be self-driven, positive, and able to amplify the talents of others.  
 
What you'll get to do  

• Contribute to our Android mobile application(s) using Kotlin to deliver compelling user experiences.  
• Understand the nuances between mobile platforms and provide advice and guidance to other developers on handling those nuances.  
• Participate in planning, architectural discussion, implementation and maintenance of a mobile applications.  
• Apply Agile approaches to software development  
• Be accountable for code quality by writing unit, integration, and automation tests  
• Help and advice in the selection of the most appropriate frameworks to use with the product.  
• Contribute to Open-Source projects related to the tech stack and domain of our products.  
• Perform code reviews to suggest, encourage, and support coding best practices.  

 
Your experience should include  

• 4+ years of professional mobile Android development experience  
• Strong knowledge of Kotlin and the Android SDK (Compose and Coroutines) 
• Deep understanding of design patterns and how they can be applied to mobile development  
• Experience in debugging mobile applications.  
• Knowledge in writing automated test using mocked data  
• Strong interpersonal and communication skills  
• Experience working in an Agile team environment  

 
You might also have  

• Experience with reactive programming, dependency injection techniques, MVI/MVVM architecture pattern.  
• Familiarity with Jetpack libraries and tools such as AndroidX, LiveData, Data Binding, Flow, and Navigation  
• Functional state management  
• Graphics related experience — working with Canvas API, bitmaps, shaders etc.  

• MediaCodec, OpenGL, or other low-level video and graphics experience  

   

_____

Q & A:

- Does the job come with a probation period, and if so, how long does it last?
Yes, there is a 3-month probation period.  
- What is the expected work schedule?
Full-time, flexible. You can work remotely and also you can choose hybrid mode where you can combine working on-site (in Lviv office) and remotely.
- How many vacation and sick days are provided?
Annual paid vacation — 20 working days/ 7 unconfirmed sick days/days off a year.

Social package & benefits:

- Full medical insurance 
- MacBook & accessories
- English lessons

- Accountant assistance

- Minimal bureaucracy, synergy, and formalities, primarily focusing on effective communication

Hiring process:

1. Screening call with Recruiter (soft skills interview) ~ 20 min
2. Technical task and/or live coding with 2 engineers from the client side ~ 60 min
3. Technical interview, it may include a technical task, but usually focuses more on discussing technical concepts with two engineers from the client side ~ 60 min
4. Final interview with managers from GoDaddy ~ 60 min

Project in the telecommunications industry.

Workload: full-time
Start: We need one dev ASAP, the other 2 starting in January 2026.
Duration: long-term (1 year +)
Location: any, Ukraine is acceptable only if the dev’s availability can be guaranteed
English: B2

Developer Requirements:
• Strong knowledge and long-term experience in developing modern Android mobile applications
• Familiarity with modern development approaches, technologies, and frameworks
• Proficiency in Kotlin, Jetpack Compose, Coroutines, Flow, Gradle, Git, and REST (JSON)
• Understanding of reactive programming, unidirectional data flow, clean architecture principles, and writing testable code (dependency injection)
• Experience working with shared codebases across multiple applications (monorepo), large-scale projects, and refactoring legacy code
• Basic knowledge of iOS development (Swift, SwiftUI) is an advantage
• Experience with version control systems
• Familiarity with analytics and debugging tools is an advantage (e.g., Dynatrace, Google Analytics, Google Firebase)
• Experience working in an agile environment and an agile mindset is considered an asset

Responsibilities:
• Develop Android mobile application in line with project requirements
• Collaborate closely with the mobile application architect
• Work with both new and legacy code
• Analyse and resolve software functional issues
• Test and maintain the quality of your own source code
• Actively contribute to agile team activities under the guidance of the Product Owner