Principal Full Stack Software Engineer
Principal Full Stack Software Engineer
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Job Description
This is a role for a product-minded engineer who believes that world-class user experiences are built on a foundation of world-class code. You wont just be building features; youll be crafting entire products from the database to the user interface. This is a role with massive leverage.
As our foundational Principal Full Stack Engineer your mission is to own theend-to-end development of our flagshipdigital products. You will lead the development of our most ambitious web applications while simultaneously building and championing a comprehensivelibrary of reusable components and patterns (both frontend and backend). Your goal is to create beautiful fast and accessible user interfacespowered by scalable and resilient backend services and to empower all teams to do the same.
What Youll Build and Own
- Lead Frontend Architecture: Design and implement the technical architecture for complex data-rich and highly interactive web applicationsincluding backend services APIs and frontend structure.
- Own the Component & Pattern Library:Build maintain and evangelize our central component library and design system (e.g. using Storybook)as well as reusable backend patternsensuring consistency and quality across all products.
- Build End-to-End Products:Act as the lead hands-on developer for our most critical products setting the bar for code quality performance and user experience across the entire stack.
- Be the Voice of the User: Partner closely with product and design to translate user needs into elegant and effective technical solutions.
- Optimize for Developer Velocity: Own the full stack build tooling testing strategies and monorepo structure to create a fast modern and enjoyable development environment for all engineers.
Qualifications :
- Frontend Expertise: Expert-level proficiency in React and TypeScript. Deep experience building and scaling complex single-page applications.
- Backend Expertise: Proven experience building and shipping backend services and APIs using a modern stack (e.g. Go or Python) and working with databases like PostgreSQL.
- Design Systems & Tooling: Proven experience building and maintaining a component library from the ground up using tools like Storybook and Chromatic.
- Modern Web Stack: Mastery of modern CSS (e.g. CSS-in-JS Tailwind CSS) web accessibility (WCAG) and frontend performance optimization techniques.
- Engineering & DevOps: Expertise with modern build tools (Vite Webpack) testing frameworks (Jest Cypress Playwright) and monorepo management (Nx Turborepo).
Who You Are
- You are a seasoned software engineer (8 years) with a deep passion for building great products from the API to the UI.
- You are a pixel-perfect builder who is also pragmatic and understands the need to ship.
- You have a product mindset viewing your fellow developers as customers of the tools and libraries you create.
- You are an excellent communicator who can articulate technical decisions and advocate for both the user and the developer.
Additional Information :
What We Offer
- Top-of-Market Compensation: A highly competitive salary and bonus package for Madrid designed to attract and retain premier talent for this strategic role.
- A Clear Growth Path: This role offers a direct path to technical leadership and the opportunity to build and mentor a team around your architectural vision.
- A Compelling Mission: Build the applications that bring our unique data and AI models to life solving tangible problems in global safety sustainability and supply chains.
- Foundational Impact: You will be the first Principal Product Engineer in our new Digital Hub setting the standard for how a global leader builds and ships software.
- Greenfield Ownership & Autonomy: This is not a feature-factory role. You have a mandate to build entire products from scratch with the freedom to choose your stack backed by C-level sponsorship.
Remote Work :
No
Employment Type :
Full-time
Employment Type
Full-time
