Full stack Product Engineer (45K€ - 55K€)

We're looking for a proactive and driven Product Engineer for one of our clients to build and deliver impactful features that make a real difference for restaurant operations.

• Design, build, and maintain a full-stack platform and AI Agents
• Focus on delivering outcomes and overcome challenges
• Architect scalable solutions to support rapid growth
• Contribute to process improvement, evolving from scrappy solutions to smarter approaches
• Mentor team members and help shape the team culture
• Share maintenance responsibilities such as bug fixing, monitoring, and dependency management within a rotating support squad

Example objectives in your first months might include:

• Enhance automation so our AI agent handles more administrative work for customers
• Enable effortless purchase orders for customers directly within the platform
• Develop AI workflows to automate operational tasks for restaurants
• Build dashboards and reporting features that help customers track their business health
• Streamline internal operations with AI-powered tools for cross-team collaboration
• At least 3 years of engineering experience working on SaaS applications in Agile environments
• Proven ability to build products end to end, including discovery, infrastructure, backend, frontend, and testing
• Familiarity with TypeScript, React, and Node
• Experience designing and implementing architectures using services, databases, external APIs, caches, queues, and events
• Experience working with Microservices or related service-oriented architectures
• Hands‑on experience developing with AI and strong judgment in applying AI effectively
• Fluency in Spanish and comfortable communicating in English (documentation and projects are in English, day‑to‑day conversations are often in Spanish)

Nice to have

• Direct experience building AI workflows for production use
• Competitive salary (€40–55k gross/year), with growth potential
• Bright modern office in Barcelona (Poblenou) with hybrid work model (minimum two days per week onsite, remaining remote for focused work)
• Access to a wide range of AI tools for experimentation
• Subsidized Urban Sports Club membership
• Additional benefits through Playflow for optimized spending of part of your salary
• TypeScript, React, React Router
• Various AI integrations
• Primarily serverless architecture with a combination of microservices and a main service