Senior Frontend Engineer (React)

TL;DR

Senior Frontend Engineer (React/TypeScript): Building shared systems and core UI frameworks for an AI-powered ERP automation platform with an accent on scalable frontend architecture and browser performance. Focus on architecting clean, reusable components, optimizing rendering pipelines, and empowering multiple product teams through a unified design system.

Location: Onsite in Barcelona, Spain

Company

hirify.global is a fast-growing SaaS scaleup redefining ERP automation using agentic AI for large enterprises.

What you will do

• Drive architectural decisions across the stack, including component design, state management, and build tooling.
• Optimize document processing UIs by leveraging deep knowledge of browser internals and Web Workers.
• Collaborate with product and backend engineers to define clean API contracts for AI-powered services.
• Mentor engineers through architecture reviews, pairing sessions, and technical documentation.
• Manage cross-cutting concerns such as shared libraries, design system consistency, and CI/CD improvements.

Requirements

• 5+ years of experience as a developer with a strong focus on frontend development.
• Deep expertise in TypeScript and modern frontend architecture.
• Strong understanding of browser internals, including event loops and rendering pipelines.
• Proven ability to guide teams in architectural decisions and drive production implementation.
• Bachelor's or Master's degree in Computer Science or equivalent practical experience.

Culture & Benefits

• High-leverage scope where work affects every product team and thousands of enterprise users.
• Senior, engineering-focused culture within a fast-moving SaaS environment.
• Direct influence over architecture, tooling, and UI foundations.
• High level of autonomy and ownership from day one.