We are a B2B startup providing leading supermarkets with a smart shopping assistant designed to maximize customer loyalty. Our technology doesn't just fill a cart; it understands the household.We are a senior technical team building a high-impact platform where data and AI are used to make shopping healthier, less costly, and more sustainable.
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Your challenge will be to transform complex data and AI-driven insights into a seamless, high-performance user experience. someone who understands that a truly intelligent application requires a bridge between elegant frontend components and a robust data layer.You will have the autonomy to ensure that every interaction is backed by efficient logic and well-structured data, working in an environment where technical excellence and product intuition go hand in hand.
#Core Stack: TypeScript, React (TanStack Query, Recoil) & Python (FastAPI, Pydantic).Infrastructure: MongoDB & Docker.Quality: Pytest, Vitest & Playwright.
#You have a natural sense for UI/UX and care about how the final user interacts with the product.Full-Stack Ownership: You enjoy the "Full-Cycle" approach. You are comfortable diving into the Backend to refine an API or adjust business logic in Python to ensure your Frontend has exactly what it needs to shine.Professional Experience: Around 3 years in software development with a strong command of React and TypeScript, complemented by experience building or maintaining APIs with Python (FastAPI/Flask).Architecture Awareness: You understand the modern web ecosystem (state management, async flows, API design) and how technical decisions (like data structures or caching) impact the final user experience.Data Curiosity: A solid grasp of database fundamentals (preferably NoSQL/MongoDB) and an interest in how data structures impact application performance.English: If you are passionate about data and our mission, but don't meet every single requirement listed above, please apply. Testing: Familiarity with automated testing tools like Vitest, Playwright, or Pytest.Experience working with Dockerized environments for local development.
#Senior Mentorship: Work closely with a senior technical team (CTO, FE Lead, Data Lead) in a collaborative environment.Hybrid model in Barcelona (Glòries) with a strong remote-friendly culture. xohynlm