Senior Software Engineer (Python)
Madrid / Barcelona / Villena
Engineering /
Full time /
Hybrid
Location: Hybrid (Spain)
Offices: Madrid, Barcelona, and Villena
*Please submit your CV in English
At Luzia, we believe in flexibility. We operate in a hybrid model, blending remote work with in-office collaboration. We encourage time in the office to foster team collaboration and innovation. For this role, we are seeking candidates based in one of our hubs across Spain.
About Us
Luzia is Europe’s fastest-growing AI company, backed by top-tier Silicon Valley investors (Khosla Ventures, A*). Our mission is to revolutionize conversational AI by setting new standards in natural language processing, leveraging cutting-edge large language models (LLMs) and advanced alignment techniques.
As a Senior Software Engineer, you’ll join our founding engineering team, driving the development of scalable, high-impact solutions that power our AI-driven products.
Responsibilities
- Lead Backend Development: Design, build, and deploy backend services with a focus on scalability, performance, and robustness, particularly for applications utilizing LLMs.
- Cross-Functional Collaboration: Work closely with product, AI, and engineering teams to translate business needs into scalable, high-performing technical solutions.
- API Development: Design and manage inter-service communications, ensuring seamless integration across our AI products.
- Code Excellence: Maintain high standards for code quality, testing, and deployment, championing best practices in continuous integration and development.
- Mentorship: Provide guidance and mentorship to junior engineers, fostering a culture of innovation, collaboration, and continuous improvement.
- System Optimization: Continuously analyze and optimize system performance, scalability, and reliability.
- Architectural Input: Engage in system architecture discussions, influencing the technical roadmap and future development strategies.
Requirements
- Experience: 5+ years of professional experience in Python development (additional languages are a bonus).
- Startup DNA: Previous experience in a startup environment, thriving in fast-paced, dynamic teams.
- Cloud Expertise: Hands-on experience with cloud environments, modern databases, and distributed data ecosystems.
- Communication: Strong communication skills. Fluency in English and being comfortable working in an English environment is necessary.
- Customer-Centric: Driven by a product-focused mindset, ensuring technical solutions align with customer needs.
- Proactive Leadership: Self-starter with excellent prioritization skills, able to work autonomously while driving results.
- Business-Technical Translator: Ability to communicate complex technical concepts in a way that resonates with business stakeholders.
- Education: Bachelor’s degree in Computer Science, Engineering, or related fields.
Nice-to-Haves
- Experience with high-performance computing and system optimization.
- Previous leadership or project management experience.
- B2C experience, particularly with large user databases.
- Hands-on experience building or contributing to AI products. Experience or side projects involving AI/ML technologies.
Why Join Us?
At Luzia, you’ll have the opportunity to be part of a fast-growing startup, contributing to products that are transforming the AI space. Our culture is collaborative, innovative, and deeply mission-driven. If you’re passionate about AI, love solving complex problems, and are looking to make a significant impact, we’d love to hear from you.
Work Environment: We are a hybrid, extremely fast-paced environment. As a young startup, we offer the excitement and agility of a startup culture with the backing of prominent investors. We prioritize action and innovation, and we're looking for a driven individual ready to step up to challenges and grow with us. We are prepared to change the world.
Our Culture and Values: At Luzia AI, we live and breathe agility. Our culture is steeped in a "ship, experiment, iterate, ship" mentality, where action, innovation, data and rapid execution are paramount. We are a consumer centric company, driven by product and engineering, always looking to push boundaries and move forward with momentum.
Growth and Impact: In a world where artificial intelligence technology is evolving at breakneck speed, every task completed contributes to our growth, and every problem solved brings us one step closer to our vision. As a Senior Software Engineer, your work will impact not only the future of Luzia, but also the lives of millions of users around the world.
Compensation: Negotiable based on experience, qualifications, and location.
