Added: 2025-05-06 13:40.00
Updated: 2025-05-21 03:39.24

Lead Frontend Engineer (React) - Remote

Gdansk , Pomeranian Voivodeship, Poland

Type: n/a

Category: Engineering & Manufacturing

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Requirements: English
Company: Relativity
Region: Gdansk , Pomeranian Voivodeship

Our Hybrid work environment provides options tailored to your role and location, aiming to enhance engagement, connectivity, and productivity.

Join us to experience a culture of collaboration and innovation, where connecting in-person adds value to our collective growth. You will serve as a technical liaison between your team and other internal and external development teams to identify and resolve dependencies, to identify, improve, and apply software engineering best practices and processes, and to identify and mitigate risks to the on-time delivery of software.

The Lead Front-end Software Engineer at Relativity plays a crucial role in the product development team, driving the direction of frontend architecture, mentoring developers, and ensuring the overall quality and performance of the user interface.

The Lead Front-end Software Engineer is responsible for delivering results for the product development department by:
Provide input into system software architecture development and future initiatives by working with Staff, Principal Engineers, and Architects as required.
Drive technical direction, planning, and effective frontend solutions in enterprise class system.
Specify non-functional software requirements and analyze all requirements to determine design feasibility within time and cost constraints to deliver quality software.
Lead the test of software with traceability back to requirements emphasizing the practice of Test-Driven Design and the use of autonomous frameworks and Continuous Integration
Required Technical Skills and Experience
Deep understanding of semantic HTML and modern CSS, including pre-processors like SASS or LESS.
Strong proficiency in JavaScript, including ES6+ features and familiarity with TypeScript for large projects.
Extensive experience with modern JavaScript frameworks/libraries like React, Angular, Vue.js, Webpack 5. Experience in frontend unit testing with frameworks like Jest, Karma and end-to-end testing with Cypress or Playwright.
Techniques for optimizing frontend performance, including lazy loading, code splitting, content delivery networks, and image optimization.
5 - 7+ years of experience in frontend development, with at least 2-3 years in a lead role.
~3 - 5+ years of experience in software development using C# and .Net, or related object-oriented programming languages.
~ Experience developing scalable solutions in Azure or other cloud platforms and building observable systems with SLA and SLOs defined.
~ Experience in leading projects from conception through to delivery.
~ A strong portfolio showcasing a range of projects, particularly those where the candidate played a lead role in the frontend development.


Understanding of backend technologies (.Net, Node.js, Python, etc.) to facilitate better collaboration with backend teams.
Experience or strong understanding of UI/UX principles can be an additional advantage.
Familiarity with AI-driven solutions in UI/UX, such as AI-assisted user interactions, personalization, generative design tools, or adaptive interfaces.
AI Integration in frontend, including hands-on experience integrating chatbots, recommendation systems, or computer vision models into UI/UX workflows.
Flexible work arrangements
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