Senior Frontend Developer @ Teleste Video Networks Sp. z o.o.

24 hours ago

Wrocław, Czech Republic Teleste Video Networks Sp. z o.o. Full time

5+ years of documented professional experience in frontend development, working on large-scale applications. Proficiency in JavaScript and TypeScript, with the ability to write clean, maintainable, and efficient code. Deep understanding of Web APIs, browser mechanics, and web standards/protocols (e.g., HTTP, WebSockets). Strong experience with a modern frontend framework and state management solution in a large-scale project (we use Angular, NgRx, RxJS). Hands-on experience with legacy web technologies, such as jQuery and AngularJS, with the ability to migrate and modernize existing codebases. Expertise in testing complex UI flows, including unit, integration, and end-to-end testing strategies. Great communication skills, with the ability to effectively collaborate in both technical and non-technical environments.  Nice if you also have: Understanding of media streaming technologies (e.g., HLS, WebRTC) and their integration into web applications. Experience with GIS (Geographic Information Systems), including mapping libraries and spatial data visualization. Knowledge of UI design systems, component libraries, and best practices for maintainable design. Familiarity with Docker and containerized frontend development environments. As a Senior Frontend Developer, you will play a key role in shaping the user experience of our large-scale enterprise video management and situational awareness system. You will work on complex UI challenges, drive modern frontend best practices, and collaborate closely with cross-functional teams to deliver high-quality software. ,[Design and develop new UI flows to enhance user experience and functionality in our enterprise system., Contribute to our UI components library, ensuring consistency, scalability, and reusability across the application., Migrate legacy components to modern web standards, improving performance, maintainability, and accessibility., Tackle real-time challenges, such as rendering dynamic maps with thousands of live features, integrating live CCTV streaming, and managing complex alarm notifications., Write robust tests and documentation to ensure reliability, maintainability, and ease of onboarding for other developers., Work closely with backend teams to define API contracts, optimize data flows, and integrate services efficiently., Collaborate with product managers (PMs) to refine requirements, provide technical insights, and influence the product roadmap., Have a real impact on the product shape, contributing ideas, identifying areas for improvement, and driving innovation in UI/UX.] Requirements: Angular, JavaScript, TypeScript, WebAPI, JQuery, AngularJS, Testing, Communication skills, NgRx, RxJS, UI, WebRTC, HLSL, GIS, UI design, Docker Tools: GIT, SVN. Additionally: Sport subscription, Private healthcare, Flat structure, Small teams, International projects, Free coffee, Free parking, No dress code.

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