150 000 – 190 000 UAH
Zultys Inc.
Telecommunications and networking;
50–250 employees
Kyiv, вулиця Лейпцизька, 3А.
2.5 km from center
Full-time. Work experience more than 5 years. Higher education.
English — above average
Job description
Responsibilities:
- Develop and enhance features for VoIP mobile applications for both iOS and Android platforms.
- Implement highly responsive user interface components using react concepts.
- Ensure the robustness and performance of the application through comprehensive optimization.
- Write clean, maintainable, and efficient code.
- Work closely with cross-functional teams, including UI/UX designers, QA engineers, and product managers, to define, design, and ship new features.
Requirements:
- 5−7 years of experience with mobile React Native development.
- Strong proficiency in TypeScript modern JavaScript.
- 2+ years of experience implementing WebRTC technologies for real-time audio and video communication within mobile applications.
- Proficient in developing both iOS and Android platforms, with direct experience in VoIP calling integration, managing push notifications, and writing native code.
- Skilled in integrating RESTful APIs, WebSocket, JSON, and XML.
- Proficient with GIT.
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