Available

Vladislav K.

Middle Mobile App Developer

6 years of experience

Ukraine πŸ‡ΊπŸ‡¦
English (B2)
Interview

Short bio

My professional interests include web and mobile apps development of enterprise-level solutions using JavaScript/node.js based frameworks and libraries: ES6/TypeScript, React, Next.js, React Native, Redux/Redux Saga, Vue.js, Nuxt.js. In addition, I implemented several enterprise cross-platform apps, which are currently widely used. Also, I worked a lot with classical and modern application architectures and cloud service-oriented approaches using mainly the a company and a company cloud platforms.

Tech stack

Main technologies
gRPCPostgreSQLAptibleDatadogReleasehuAthenaRedistatsigJavaScriptES6Node.jsNestJSTypeScriptRubyAutomation testingAPI integrationGitlab pipelinesCDAgileSCRUM
Roles
Mobile DevelopersFront-End

Work experience

  • React Native EngineerJanuary 2020 – Present7 y.

    Work closely with Product Owners on the requirements for the mob application

    Responsibilities:
    • Design and develop the UI using React Native with Native Base (then gluestack).
    • Implement responsive and intuitive user interfaces for the streaming platform.
    • Ensure cross-platform compatibility and performance optimization for iOS and Android.
    • Develop and maintain GraphQL APIs for efficient data fetching and real-time updates.
    • Implement queries and mutations to interact with the backend services.
    • Optimize GraphQL schemas and resolvers for performance and scalability.
    • Set up and manage Firebase services including Firestore, Authentication, and Cloud Functions.
    • Implement real-time data synchronization and offline capabilities.
    • Configure Firebase Analytics and Crashlytics for monitoring app performance and stability.
    • Integrate PhenixRTS for low-latency video streaming.
    • Develop and implement the Broadcaster view for live video content creation.
    • Optimize video streaming performance and ensure seamless user experience.
  • React Native/Front-End Engineer1 Year

    Lead the entire development lifecycle from planning and design to deployment and maintenance.

    Responsibilities:
    • Collaborate with stakeholders to gather and define project requirements and objectives.
    • Design and implement user-friendly interfaces for property managers and residents.
    • Use React Native for dynamic and responsive UI development.
    • Develop and maintain RESTful APIs and backend services to support the application.
    • Use Nest.js for robust and scalable backend solutions.
    • Design and optimize database schemas to ensure efficient data storage and retrieval.
    • Implement user authentication and authorization mechanisms to secure the application.
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Vladislav K. β€” Middle Mobile App Developer | SoftDoes