Middle Mobile Developer (React Native)

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Kyivstar.Tech – IT /
Full-time /
On-site
Our company continues to grow actively, so we're currently seeking an Middle Mobile Developer (React Native) to join our newly established outsourcing team. This role involves developing a new direction within the company and collaborating with clients of various sizes and industries, including Kyivstar, to deliver software development services tailored to their specific requirements.

About us:
Kyivstar.Tech is a Ukrainian hybrid IT company and a resident of Diia.City. We are a subsidiary of Kyivstar, one of Ukraine's largest telecom operators.
Our mission is to change lives in Ukraine and around the world by creating technological solutions and products that unleash the potential of businesses and meet users' needs.
Over 500+ KS.Tech specialists work daily in various areas: mobile and web solutions, as well as design, development, support, and technical maintenance of high-performance systems and services.
We believe in innovations that truly bring quality changes and constantly challenge conventional approaches and solutions. Each of us is an adherent of entrepreneurial culture, which allows us never to stop, to evolve, and to create something new.

Qualifications and experience needed:

    • 3+ years of professional experience with React Native;
    • 2+ years of experience with the development of mobile/web applications;
    • Experience making interactive and performant mobile UIs with React Native;
    • Experience with state management using Redux/Flux/MobX;       
    • Knowledge of native iOS/Android, including bridging between React Native to Native; 
    • Fluent knowledge of git and platforms;
    • Strong understanding/usage of SOLID principles and software design patterns; 
    • Strong understanding of the design principles of distributed applications;            
    • Understanding and usage of REST and SOA concepts; 
    • Understanding of ES6/ES7 standards;
    • Understanding of CI/CD (principles, instruments); 
    • Understanding OOP and design patterns; 
    • Upper-intermediate English level.

As a plus:

    • Experience with high-load projects both on Android and IOS platforms; 
    • Experience with managing cloud-based (AWS, Google Cloud, Azure, etc.) and in-house server infrastructure; 
    • Experience with Docker containers; 
    • Experience with Unix-based OS. 

What you will do:

    • Selection and implementation of the necessary tools, technologies, and techniques; 
    • Writing optimized code for both Android and IOS platforms; 
    • Designing and implementing an application architecture; 
    • Maintain a high standard of code quality, readability, and maintainability; 
    • Code review and code quality control. 

We offer:

    • Office or remote — it's up to you: you can work from anywhere, and we will arrange your workplace Remote onboarding; 
    • Performance bonuses for everyone (annual or quarterly — depends on the role);
    • We train employees: the opportunity to learn through the company’s own library, internal resources and programs from partners;  
    • Health and life insurance; 
    • Wellbeing program and corporate psychologist; 
    • Reimbursement of expenses for Kyivstar mobile communication.