Front-end Engineer (React/TypeScript) - UI "Magician” (Amsterdam, NL)

GreenShift.app; Amsterdam; On-site; EUR 60,000 - 80,000; Full time

Job summary

A tech company building optimization platforms in Amsterdam is seeking a strong front-end engineer. The role involves owning the core product UI using TypeScript and React, implementing complex data-driven flows, and collaborating with backend engineers. Candidates should have solid experience with TypeScript, React, and should be able to build reusable components. Ideal candidates will be familiar with Material UI, testing practices, and should possess a mindset geared toward performance and accessibility improvements. Relocation assistance is available.

Qualifications

• Strong experience with TypeScript and React in production.
• Solid grasp of client-side state management approaches.
• Experience with Material UI or similar, working with CSS modules and/or BEM is a big plus.

Responsibilities

• Build and own core product UI in TypeScript + React.
• Implement complex, data-driven flows (dashboards, tables, filters, drilldowns).
• Write and maintain unit, integration and end-to-end tests.

Skills

TypeScript

React

Client-side state management

Reusable component development

Testing mindset

Tools

Material UI

Playwright

Cypress

Job description

GreenShift is building a cloud optimization platform for engineering-led teams. The product is data-heavy, decision-heavy, and needs a front-end that’s fast, clean, and resilient. We’re looking for a strong front-end engineer who can own the entire UI layer end-to-end and ship with taste and discipline.

What you’ll do

• Build and own core product UI in TypeScript + React.
• Implement complex, data-driven flows (dashboards, tables, filters, drilldowns).
• Integrate with our GraphQL and REST APIs.
• Collaborate and iterate tightly with backend/algorithms engineers.
• Work on performance and accessibility improvements.
• Maintain a component library and product UI views in Storybook.
• Write and maintain unit, integration and end-to-end tests.

What we’re looking for

• Strong experience with TypeScript and React in production.
• Solid grasp of client-side state management approaches.
• Experience building reusable components and working within a design system.
• Experience with Material UI or similar, working with CSS modules and/or BEM is a big plus.
• Practical testing mindset and experience testing React applications and components.
• Hands‑on experience with Playwright, WDIO or Cypress is a big plus.

Location

Amsterdam. Relocation possible.