Senior Frontend Engineer (React/TypeScript)

TL;DR

Senior Frontend Engineer (React/TypeScript): Building and optimizing a B2B SaaS scheduling platform with an accent on architecture, performance, and developer experience. Focus on leading design system implementation, optimizing Core Web Vitals, and architecting efficient data/state strategies using GraphQL and Apollo Client.

Location: Must be based and have the right to work in Poland. No visa sponsorship or relocation support is available.

Company

hirify.global is a B2B SaaS platform used by millions of professionals to coordinate meetings and collaboration, part of the Swiss media group TX Group.

What you will do

• Define the technical direction for the frontend stack, leading the implementation and governance of the Design System and Component Library.
• Own and enforce Core Web Vitals performance metrics, optimizing bundle sizes, build speeds, and implementing React Server Components within Next.js.
• Architect solutions for efficient and localized state, leveraging Apollo Client cache and GraphQL for API data handling.
• Act as the internal customer for the frontend platform, improving CI/CD pipeline efficiency, local development tooling, and documentation.
• Champion Web Accessibility (WCAG) standards to ensure an intuitive, inclusive, and reliable user experience across devices.
• Lead by example through rigorous code reviews and establish TypeScript best practices, mentoring mid-level engineers.

Requirements

• 6+ years of professional experience in frontend development, with at least 4 years hands-on with React and TypeScript in large-scale applications.
• Deep architectural experience, demonstrated by designing, owning, and shipping complex, multi-system features.
• Proven ability to diagnose and dramatically improve application performance under high load.
• Expert-level understanding of Vanilla JavaScript, HTML, CSS, and the browser's core APIs.
• Expert-level knowledge of GraphQL, Apollo Client, and data caching strategies.
• Track record of collaborating effectively with Product Managers and UX/UI Designers.

Culture & Benefits

• Tight-knit team of 100+ spread over four countries (Zurich, Berlin, Belgrade, USA).
• Team structure enables quick implementation of new ideas without corporate ladder delays.
• Environment of mutual trust and respect, with equal employment opportunities for all applicants.
• Commitment to diversity and inclusion, building a team representing a variety of backgrounds.

Hiring process

• Initial Application Review.
• Technical Interview (case study).
• Exec Interview.
• HR Interview (BRYQ Assessment).
• Final Offer & Reference Check.