Senior Software Engineer at Luzia

Are you ready to shape the future of conversational AI? At Luzia, we are Europe’s fastest-growing AI company, backed by heavy hitters like Khosla Ventures and A*. We are on a mission to redefine natural language processing by leveraging advanced large language models. If you thrive in a fast-paced environment and want to build technology that impacts millions of users, we want you on our team.

Role at a glance

We are looking for a Senior Software Engineer to join our founding engineering team on a full-time basis. This is a hybrid role based in Spain, with office hubs located in Madrid, Barcelona, and Villena. You will play a pivotal part in our growth, blending remote flexibility with essential in-office collaboration to drive innovation.

Your impact

• Lead Backend Development: Architect and deploy robust, high-performance services designed to handle the demands of sophisticated AI applications.
• Drive API Excellence: Build and manage seamless inter-service communications to ensure our AI products function as a cohesive, high-speed ecosystem.
• Champion Quality: Set the bar for engineering standards by implementing rigorous testing, continuous integration, and proactive system optimization.

What you'll need

• At least 5 years of professional experience with Python.
• A proven track record in a startup environment where speed and agility are the norms.
• Deep expertise in cloud infrastructure, modern databases, and distributed data systems.
• Fluency in English, as you will be working in an international environment where clear communication is key.
• A bachelor’s degree in Computer Science, Engineering, or a related technical field.
• A proactive, product-focused mindset that allows you to translate complex technical challenges into real-world business solutions.

Perks and compensation

• Hybrid work model that balances the focus of remote work with the energy of in-person collaboration.
• The opportunity to work with a mission-driven team at the cutting edge of the AI revolution.
• A fast-paced, high-growth startup culture that values rapid experimentation and bold innovation.