Mobilunity

On behalf of our Client from the USA, Mobilunity is looking for an IOS/ Android Architect.

Our client develops software that supports companies working in commercial fire protection and mechanical services with managing their field operations and expanding their businesses. As a growing technology company, they value accountability, thoughtful choices, and creating a tangible impact. They bring together people who are curious, collaborative, and open to different perspectives, while giving them the independence and support to address meaningful challenges. From the start, you’ll be trusted with real responsibilities, encouraged to explore better ways of working, and given room to develop as your role and experience grow.

About the Mobile Team

As part of the Mobile team, you’ll help define the technical evolution of the native mobile applications used by thousands of field technicians.

You’ll have significant influence over mobile architecture, development practices, tooling, and engineering standards. You’ll also play an important role in determining how AI-powered development tools and agent-based workflows can be incorporated into the team’s day-to-day work.

This is not a position where you simply execute an existing technical roadmap. You’ll actively contribute to defining the direction of the mobile platform.

About You

You have extensive professional experience developing native mobile applications for both iOS and Android and enjoy solving complex problems around offline operation, synchronization, and data consistency.

You approach mobile development from a systems perspective rather than focusing only on individual screens or features. You’re also genuinely interested in AI-assisted development and have practical experience with AI tools, while understanding when they are useful and where human judgment remains essential.

You enjoy helping other engineers grow and are comfortable discussing technical decisions and trade-offs with both engineering teams and business leadership.

Key Responsibilities:

Technical Strategy & Architecture

• Take ownership of the technical roadmap for the mobile platform and ensure it supports overall product and business objectives.
• Assess new technologies, frameworks, and approaches and recommend those that provide meaningful value.
• Define and continuously improve mobile architecture patterns across Android and iOS, including MVVM and MVI.
• Strengthen application layering and separation of responsibilities to support maintainability and modernization.
• Design and maintain modular, scalable codebases that encourage reuse and make it easier for the team to grow.
• Establish architectural standards, guidelines, and review processes.
• Promote native mobile engineering best practices while keeping up with developments across the wider mobile ecosystem.
• Use technical analysis and measurable data to support technology and architecture decisions.
• Regularly review the architecture and identify opportunities to improve data flows, system behavior, user interactions, and overall application design.

Engineering Leadership & Quality

• Provide technical direction and mentorship to mobile engineers and help establish a culture of continuous improvement.
• Lead the adoption of AI-assisted development within the mobile team, including evaluating agentic approaches, development tools, and new engineering workflows.
• Identify practical ways AI can improve engineering productivity and software quality.
• Define and continuously improve the mobile testing strategy, including unit and integration testing.
• Work with QA to increase appropriate end-to-end test coverage and establish consistent testing practices.
• Participate in code reviews and establish coding standards that promote maintainable, high-quality code.
• Work closely with Design and UX to ensure technical implementation supports product requirements, user experience, and established design systems.

CI/CD, DevOps & Releases

• Own and improve mobile build and deployment pipelines using GitHub Actions and Fastlane.
• Ensure the CI/CD process is reliable, efficient, and includes appropriate automated quality checks.
• Work with Engineering Management to maintain effective release processes for both the Apple App Store and Google Play Store.
• Maintain and improve feature flagging and remote configuration mechanisms to support controlled releases and rapid issue mitigation.
• Define and document release management practices that reduce deployment risks and improve release reliability.

Offline Data & Synchronization

• Own the architecture supporting offline-first mobile experiences and ensure the applications continue to work reliably under different connectivity conditions.
• Design and improve approaches for synchronization, conflict handling, data consistency, and eventual consistency.
• Define appropriate data refresh mechanisms, caching approaches, and local storage strategies.
• Identify opportunities to improve local data management and overall synchronization performance.

Cross-Team Collaboration

• Work with Product Management to turn business needs into scalable technical solutions, product roadmaps, and actionable insights into user behavior.
• Collaborate closely with Backend, API, and Web engineering teams to ensure reliable integration and consistent data contracts and API design.
• Partner with Customer Support to identify technical improvements that can increase customer satisfaction and reduce recurring support issues.
• Communicate architectural decisions and the mobile technical roadmap to leadership, clearly explaining available options, trade-offs, and recommendations.

Performance & Observability

• Analyze telemetry and product data from tools such as Kibana, Crashlytics, and Pendo to identify crashes, performance problems, and patterns in user behavior.
• Lead efforts to resolve identified issues and continuously improve the mobile experience.
• Optimize application performance across a broad range of devices and network environments, including unreliable or low-bandwidth connections.
• Perform profiling and benchmarking to support architecture and implementation decisions.
• Define and maintain compatibility strategies across supported operating system versions and device capabilities.

Security & Compliance

• Work with the Security team to establish and promote mobile security standards covering encryption, secure storage, authentication, and related practices.
• Use OWASP MASVS as a reference framework when reviewing mobile architecture and security practices.
• Collaborate with Security during annual Cobalt penetration tests and support remediation of identified issues.
• Assess third-party SDKs, libraries, and dependencies for potential security concerns.
• Establish appropriate review and approval practices for introducing new third-party tools and dependencies.

Requirements:

• 7+ years of professional experience developing mobile applications, including at least 3 years working in an architectural or technical leadership capacity.
• Practical experience with AI-assisted software development tools and a realistic understanding of their benefits and limitations.
• Experience helping engineering teams adopt AI-based development practices where they can improve productivity and quality.
• Strong hands-on expertise in native Android development with Kotlin and iOS development with Swift.
• Experience publishing and maintaining applications in both the Google Play Store and Apple App Store.
• Strong knowledge of mobile architecture principles, design patterns, and approaches for organizing scalable codebases.
• Hands-on experience designing and implementing offline-first applications and data synchronization solutions.
• Strong understanding of REST APIs, backend integration, and asynchronous programming, including technologies such as Kotlin Coroutines, Combine, Rx, or comparable solutions.
• Solid knowledge of mobile application security, including encryption, secure data storage, and authentication.
• Experience owning and improving mobile CI/CD pipelines and build automation.
• Bachelor’s degree in Computer Science, Software Engineering, or a related discipline, or equivalent professional experience.
• Strong leadership and mentoring capabilities, with a demonstrated ability to influence technical decisions and support the professional growth of other engineers.
• Upper-intermediate to advanced English proficiency

Will Be a Plus:

• Experience implementing mobile payment functionality using Stripe or a comparable payment provider.
• Experience or familiarity with cross-platform technologies such as .NET MAUI, React Native, or Flutter.
• Familiarity with the Google Firebase ecosystem, including Crashlytics, Analytics, and Remote Config.
• Experience with Pendo or similar product analytics and in-app engagement solutions.
• Familiarity with mobile performance monitoring, profiling, and optimization tools.
• Understanding of DevSecOps practices and security testing approaches, including SAST, DAST, and dependency scanning.
• Experience working with feature flag platforms and remote configuration systems.
• Familiarity with SaaS products or field service management software.
• Previous experience working in a growth-stage technology company and dealing with the technical challenges that come with scaling.

In return we offer:

• The friendliest community of like-minded IT-people
• Open knowledge-sharing environment – exclusive access to a rich pool of colleagues willing to share their endless insights into the broadest variety of modern technologies
• English classes in 1-to-1 & group modes with elements of gamification
• Neverending fun: sports events, tournaments, music band, multiple affinity groups

Come on board, and let’s grow together!

On behalf of our Client from the USA, Mobilunity is looking for a Data Platform Engineer.

Our client develops software that supports companies working in commercial fire protection and mechanical services with managing their field operations and expanding their businesses. As a growing technology company, they value accountability, thoughtful choices, and creating a tangible impact. They bring together people who are curious, collaborative, and open to different perspectives, while giving them the independence and support to address meaningful challenges. From the start, you’ll be trusted with real responsibilities, encouraged to explore better ways of working, and given room to develop as your role and experience grow.

The position focuses on building and improving large-scale batch and streaming data pipelines with Python, SQL, and AWS services including DMS and Kinesis.

You’ll be responsible for shaping the architecture of cloud-based data platforms, developing efficient ETL/ELT processes, improving CI/CD and Infrastructure-as-Code practices, and supporting the growth of less experienced engineers. AI-assisted development tools will also be part of the engineering workflow, with a strong focus on maintaining reliability, performance, and data accuracy across the platform.

As part of the Data Platform team, you’ll work on critical batch and real-time data processing systems that support advanced analytics used by thousands of commercial contractors. The role provides full ownership of complex data solutions, from architectural decisions through implementation and ongoing optimization. You’ll also have the opportunity to introduce modern AI-assisted development approaches and help other engineers develop their technical skills in a collaborative, quality-focused environment.

About You

You take responsibility for the systems you work on and stay engaged until a problem is fully resolved. When an issue appears, you’re willing to investigate beyond your immediate area of responsibility to identify the underlying cause and make sure it is properly addressed.

You care about building reliable, maintainable solutions and continuously look for opportunities to improve system performance, scalability, and efficiency. You approach challenges proactively, focus on delivering results, and are motivated by creating solutions that provide a positive experience for customers.

Key Responsibilities:

• Take the lead in developing, testing, and maintaining scalable Python solutions for data ingestion, transformation, and processing across both batch and streaming environments.
• Create and improve data models and transformation processes that support advanced analytics and changing business intelligence requirements while maintaining strong data quality and performance.
• Develop, optimize, and monitor high-throughput ETL/ELT pipelines using AWS DMS, Kinesis, and other data integration technologies.
• Investigate data pipeline failures and performance issues, identify their underlying causes, and introduce preventative measures to improve reliability and protect data integrity.
• Support junior engineers through mentoring and establish clear documentation practices for code, data models, and engineering processes to promote knowledge sharing and consistency.

Requirements:

• Strong Data Engineering Background: Hands-on experience designing and developing data engineering solutions, performing thorough code reviews, and working with complex, large-scale ETL/ELT pipelines.
• Cloud Data Platform Expertise: Extensive practical experience with enterprise cloud data platforms such as Amazon Redshift, Google BigQuery, or Snowflake, including knowledge of their architecture and approaches to performance optimization.
• Advanced Programming Proficiency: Expert-level skills in Python and SQL (including advanced optimization techniques in MySQL, Postgres, and SQL Server), coupled with extensive experience with complex transformations and a strong command of AWS services (DMS, S3, Airflow, Kinesis, DocumentDB, CloudWatch, Kubernetes, Glue).
• CI/CD & Infrastructure as Code: Experience designing and maintaining GitHub-based version control workflows and implementing advanced CI/CD processes for data infrastructure, together with a strong understanding of Infrastructure-as-Code practices and tooling.
• AI-Assisted Engineering: Practical experience working with AI development tools such as Claude Code, GitHub Copilot, or Cursor, combined with the ability to validate, test, review, and take responsibility for AI-generated output.
• Upper-intermediate to advanced English proficiency

In return we offer:

• The friendliest community of like-minded IT-people
• Open knowledge-sharing environment – exclusive access to a rich pool of colleagues willing to share their endless insights into the broadest variety of modern technologies
• English classes in 1-to-1 & group modes with elements of gamification
• Neverending fun: sports events, tournaments, music band, multiple affinity groups

Come on board, and let’s grow together!

Mobilunity is a provider of dedicated development teams aiming to bring European corporate culture to the Ukrainian IT-labor market. Throughout all the years of our existence and until now, we’ve been working hand in hand with European companies as our primary partners. By our own example, we are proving that the dedicated team model works the best in all directions including employee’s interests as people have always been our main asset. Joining Mobilunity you won’t ever feel alone. 

We are looking for a Senior/Key Account Manager to join our existing team to become an advocate of the interests of Mobilunity’s clients and at the same time – to become a Mobilunity’s Ambassador during daily communication with clients. The account manager will act as the main point of contact for clients. He/She will build long-lasting, mutually beneficial relationships with assigned contacts. 

To succeed in this position, candidates should have exceptional communication, computer, and problem-solving skills. This is a hands-on role that includes interacting with various internal departments, and the company management team. 

As an Account Manager you will be: 

• Serving as the lead point of contact for all customer’s matters and helping customers through email, phone, and in-person meetings; 
• Independently leading clients on standard questions; 
• Pinging clients for recruiting needs or things not solved yet; 
• Ensuring the timely and successful delivery of our services by close communication with else teams; 
• Engaging in organizational issues, processes, and workflows in order to help teams operate more effectively; 
• Collaborating with various internal departments (HR, Sales, Recruitment, Marketing, Administrative and Accounting Departments); 
• Maintaining updated knowledge of company products, services, and our relationships; 
• Assisting with challenging client requests, resolving complaints, and preventing additional issues by improving processes. 

Main requirements: 

• At least 3 years of experience in Account Management or Customer Success Management within an IT company, specializing in Outstaffing model; 
• Ability to manage multiple clients (up to 20) simultaneously; 
• Exceptional communication skills; 
• Problem-solving skills; 
• Excellent active listening skills, negotiation, and presentation skills; 
• Ability to relate with customers, top management, and other departments in the company; 
• Ability to collect, track, and analyze large amounts of data; 
• Adaptability, critical thinking, and strong problem-solving skills; 
• Time management and multitasking skills; 
• Strong organizational skills and attention to detail; 
• Fast in thinking and doing (esp writing emails, explaining the situation, etc); 
• Fluent English to communicate effectively with clients from all over the world (both verbal and written, ready for calls with clients). 

Joining the team, you will get: 

• The friendliest community of like-minded IT professionals.
• Open knowledge-sharing culture with exclusive access to experienced specialists eager to exchange expertise across a wide range of modern technologies;
• Flexible time-off policy, including 18 weekdays of paid time off per year, sick leave coverage, and 5 additional wellness days per year that do not require medical documentation;
• Competitive compensation; 
• Flexibility to cooperate remotely or from our Kyiv office, equipped with a generator and Starlink to ensure uninterrupted operations;
• Comfortable office environment with separate rooms for individual teams, quiet workspaces, and dedicated areas for relaxation;
• Corporate events, numerous interest groups. 

COME ON BOARD, AND LET’S GROW TOGETHER!

On behalf of our Client from France, Mobilunity is looking for a Fullstack Laravel Engineer.

Our client is a table management software and CRM that enables restaurant owners to welcome their customers easily. The app is useful to manage booking requests and register new bookings. You can view all your bookings, day after day, wherever you are and optimize your restaurant’s occupation rate. Our client offers a commission-free booking solution that guarantees freedom above all. New technologies thus become the restaurateurs best allies for saving time and gaining customers while ensuring a direct relationship with them.

They are looking for a developer to join their Al squad and assist in implementing Al features using various tools and connecting them to the existing stack built on Laravel. The ideal candidate will play a crucial role in bridging the TypeScript part to PHP within the tech stack.

    Responsibilities:

• Work closely with the Al squad to implement Al features
• Utilize multiple tools to enhance Al capabilities
• Connect Al features to our existing Laravel stack

• Bridge the TypeScript part to PHP within the tech stack
   

  Requirements:

• 5+ years of professional software development experience, with PHP/Laravel as your primary backend stack
• TypeScript skills – you can read, write using ai, and review Node.js code confidently
• Strong SQL knowledge: you write clean queries, understand indexes, and can reason about query performance at scale
• Proven ability to articulate and justify architectural decisions: weighing trade-offs around reliability, scalability, and maintainability
• Active user of Al development tools (Claude Code, Cursor, Copilot, or similar) – you’ve integrated these into your daily workflow and are curious about pushing them further

• Upper-intermediate to advanced English proficiency(Strong spoken English is essential, including experience with technical interviews conducted in English and communicating with international colleagues.)
   

  Will Be a Plus:

• Solid Experience of using generative Al in production
• Familiarity with OAuth2 / OIDC flows and APl authentication patterns (API keys, tokens, scopes)
• Experience with message queues or event streaming (SQS, RabbitMQ, Kafka, etc.)
   

     In return we offer:

• The friendliest community of like-minded IT-people
• Open knowledge-sharing environment – exclusive access to a rich pool of colleagues willing to share their endless insights into the broadest variety of modern technologies
• Mobilunity Medical Insurance program designed to attend our teams’ needs
• Paid vacations and sick leaves, including 5 paid days per year that don’t require a sick note
• Perfect office location in the city-center (900m from Lukyanivska metro station with a green and spacious neighborhood) or remote mode engagement: you can choose a convenient one for you, with a possibility to fit together both
• No open-spaces setup – separate rooms for every team’s comfort and multiple lounge and gaming zones
• English classes in 1-to-1 & group modes with elements of gamification
• Neverending fun: sports events, tournaments, music band, multiple affinity groups
  
  🐳 Come on board, and let’s grow together! 🐳

We’re looking for an Unreal Engine Developer to join a product-focused engineering team working on advanced real-time 3D and simulation software.

You’ll work on a technically challenging Unreal Engine product that combines interactive 3D environments, simulation, real-time systems, and complex data-driven workflows. The role offers the opportunity to work on core product functionality and take ownership of features from technical investigation through implementation and delivery.

What you’ll do:

• Develop and maintain Unreal Engine 5 features using C++ and Blueprints
• Build and optimize large-scale 3D environments and complex real-time systems
• Work across physics, UI, tools, rendering, assets, and system integrations
• Improve workflows for processing and integrating complex 3D assets
• Optimize performance, memory usage, stability, and visual quality
• Design and improve internal tools and development pipelines
• Investigate and solve complex technical issues
• Make technical decisions and drive features from idea to delivery
• Collaborate with engineers and cross-functional teams
• Work effectively in an evolving product where requirements may not always be fully defined

Requirements:

• 5+ years of professional programming experience in the games industry
• Experience successfully shipping at least one title on Windows
• Strong C++ and Unreal Engine 5 experience
• Strong understanding of game architecture, algorithms, and multithreaded programming
• Strong knowledge of 3D vector math, matrices, transformations, and linear algebra
• Advanced experience with physics, assets, tools, and UI
• Strong debugging skills and experience solving complex technical issues
• Experience with Visual Studio and development tools/pipelines
• Experience optimizing large or performance-critical 3D environments
• Familiarity with Blender, 3D editing, rendering, scanned environments, or photogrammetry is a strong plus
• Familiarity with Agile methodologies
• Fluent English, both written and spoken

What we value:

• Ownership and the ability to take a feature from investigation to delivery
• A proactive approach to identifying risks, dependencies, and technical challenges
• Comfort working with ambiguity and evolving requirements
• Strong product thinking and the ability to make practical technical trade-offs
• Clear and direct communication
• Openness to feedback and knowledge sharing
• Curiosity and willingness to research, experiment, and learn

Come on board, and let’s grow together!

On behalf of our Client from France, Mobilunity is looking for a Full Stack C# Engineer.

Our client is a table management software and CRM that enables restaurant owners to welcome their customers easily. The app is useful to manage booking requests and register new bookings. You can view all your bookings, day after day, wherever you are and optimize your restaurant’s occupation rate. Our client offers a commission-free booking solution that guarantees freedom above all. New technologies thus become the restaurateurs best allies for saving time and gaining customers while ensuring a direct relationship with them.

Their goal is to become the #1 growth platform for Restaurants. They believe that restaurants have become lifestyle brands, and with forward-thinking digital products, restauranteurs will create the same perfect experience online as they already do offline, resulting in a more valuable, loyalty-led business.

Responsibilities:

• Developing and maintaining web-based applications across the full stack using C#/.NET and JavaScript/TypeScript
• Building responsive, user-friendly frontend interfaces
• Designing and optimizing back-end systems and databases
• Investigating, diagnosing, and resolving application-related issues across frontend and backend
• Collaborating with the team to deliver new features to clients on a regular basis

Requirements:

• 4+ years of experience in software development
• Strong knowledge of C# and .NET 8/9
• Solid experience with TypeScript and at least one modern frontend framework (React, Angular, or Vue)
• Proficiency with HTML and CSS
• Strong SQL knowledge and experience with PostgreSQL
• Familiarity with Entity Framework (EF Core)
• Knowledge of REST APIs
• Active use of AI-assisted coding tools (e.g., Claude Code) as part of daily development workflow
• Experience using version control systems (Git)
• Strong problem-solving skills
• Ability to communicate clearly and effectively with internal teams
• Closed to advanced English proficiency

Will be a plus:

• Familiarity with cloud infrastructure (AWS)
• Knowledge of Docker & containerization
• Experience with CI/CD pipelines
• Interest in prompt engineering and integrating LLMs into development processes

In return we offer:

• The friendliest community of like-minded IT-people
• Open knowledge-sharing environment – exclusive access to a rich pool of colleagues willing to share their endless insights into the broadest variety of modern technologies
• Mobilunity Medical Insurance program designed to attend our teams’ needs
• Paid vacations and sick leaves, including 5 paid days per year that don’t require a sick note
• Perfect office location in the city-center (900m from Lukyanivska metro station with a green and spacious neighborhood) or remote mode engagement: you can choose a convenient one for you, with a possibility to fit together both
• No open-spaces setup – separate rooms for every team’s comfort and multiple lounge and gaming zones
• English classes in 1-to-1 & group modes with elements of gamification
• Neverending fun: sports events, tournaments, music band, multiple affinity groups

Come on board, and let’s grow together!