Vladislav Leontev

Frontend Developer at Prosmar
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Contact Information
Location
Belgrade, Serbia, RS

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Experience

    • Norway
    • IT Services and IT Consulting
    • 1 - 100 Employee
    • Frontend Developer
      • Oct 2022 - Present
    • India
    • Retail
    • Full Stack Developer
      • Mar 2021 - Sep 2022

      Developed client web application and accompanying moderator center from the ground. Tech stack: Angular, NGRX, NGINX, ASP.NET Core, Sql Server, NATS. - Introduced NGRX reactive state management thus improving UX when navigating between application parts and simplifying components - Implemented live notifications for user chat using SignalR. - Added web push functionality to moderator web app to notify personel about new moderation tasks. - Implemented asynchronous photo scaling using separate service on the server. - Connected parts of the system together using NATS messaging system. - Implemented Cloud Agnostic strategy by packing every service and app into Docker containers and running them on Docker Swarm thus avoiding vendor lock by Microsoft Azure used previously. - Configured Continous Integration in Azure Devops with automatic deploy onto test server after successfull builds. - Configured NGINX reverse proxy to allow external OAUTH authentication with 3rd party services, web sockets and storage of static assets (to offload some work from asp.net) - Integrated payment services (Stripe, QIWI), Google Analytics, Google Places. Show less

    • United States
    • Software Development
    • 1 - 100 Employee
    • Full Stack Developer
      • Aug 2018 - Apr 2021

      Was core member of the team, implementing new features across whole system (both client desktop application and back-office web app) from scratch, including covering both apps with automated tests using specflow. - Unified existing POS device integration while adding more devices integration thus greately reducing code complexity of device interaction layer and ease of future expansions. - Implemented QuickBooks accounting service Integration. - Improved multiple reports speed by reworking database structure and optimizing queries. - Implemented Database sharding. Show less

    • Russian Federation
    • Strategic Management Services
    • 1 - 100 Employee
    • Software developer
      • Aug 2013 - Aug 2018
    • Russian Federation
    • IT Services and IT Consulting
    • 1 - 100 Employee
    • Junior Software Developer
      • 2011 - 2012

Education

  • Таганрогский Государственный Радиотехнический Университет
    Специалист, Программное обеспечение вычислительной техники и автоматизированных систем
    2007 - 2013

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