Post a Job Free
3 viewsjobseeker
Stefan S. — Senior Frontend Developer from Spain

Stefan S.

Senior Frontend Developer

Spain 3-6 years
Open to offersNew to Platform
Languages
EnglishSpanish
Video Introduction
No video introduction yet
The candidate has not added a video.
Contact information and social networks are private. Connect to unlock.
Hidden

About

Stefan S. is a seasoned Lead Frontend Engineer based in Belgrade, with over five years of experience in architecting and developing complex UIs. He specializes in React, Next.js, and TypeScript, with a proven ability to integrate real-time features such as WebSockets and WebRTC to optimize performance. At Studio Automated, he engineered a sophisticated sports dashboard featuring analytics, charts, and a remote control feature to support multiple sports. Stefan was instrumental in integrating real-time streaming for dashboard-camera communication. His work at DEVersity Belgrade involved enhancing corporate websites and building comprehensive dashboards for veterinary clinics using React.js and Meteor.js. At Technology Partnership Belgrade, Stefan developed microservices and web applications for various healthcare needs, including real-time monitoring during the COVID-19 pandemic. His expertise extends to building complex internal tools using Next.js, React Query, and Chakra UI, consistently delivering exceptional user experiences. Stefan is proficient in English and Serbian and holds a Professional Scrum Master certification.

Experience

  • Senior Frontend Developer

    Studio Automated · 2022 — Present
    Engineered the Studio Automated dashboard with features such as Analytics, charts, streamlined page flows, and a Remote control feature for multiple sports via WebSockets. Integrated real-time streaming through WebRTC for dashboard-camera communication and constructed an overlay template generator for sports matches. Developed an internal tool for efficient data extraction and high-resolution recording review using Next.js, React Query, Chakra UI, and Jest.js within an Nx repository. Created internal tools for weekly agenda tracking and employee time management implemented with Next.js and Chakra UI. Delivered the frontend for the Re ID application, designed to track suspicious individuals in public areas, incorporating live camera feeds with person detection and movement visualization using Next.js, Canvas, and Chakra UI.

  • Web Developer

    DEVersity · 2021 — 2022
    Enhanced the company website by adding new pages and features to effectively present core values and principles. Built the Vet2Pet dashboard for veterinary clinics to manage order tracking, revenue listings, and detailed information about pets and users, utilizing React.js, Meteor.js, and Node.js with cron jobs.

  • Web Developer

    Technology Partnership · 2019 — 2021
    Developed a microservice to connect the company API with the MerchantPro API, enabling QR code payments for Snapi/Koppa using Nest.js and WebSockets. Created the Room Control Monitor application for real-time monitoring of respiratory patient devices during the COVID-19 pandemic, using React.js and pure CSS. Additionally, engineered the Vyom web dashboard for Indian medical institutions to manage user, doctor, and payment tracking employing Nest.js and Next.js. Constructed the MediqARC web application for archiving medical documents for British institutions featuring an Angular frontend, Java Spring backend, PSQL database, and pure CSS styling.