EXUS AI Labs is the Research and Development division of EXUS, which has gained substantial experience in managing research activities, from ideation to realization, leveraging a highly professional and diverse team. EXUS AI Labs coordinates and participates in projects that have received funding under the Innovation and Horizon EUROPE Program. Our division is working on more than 35 large-scale Research and Innovation Projects in various sectors, including Security (Physical and Digital), Health, and Creativity. Our core competencies are in AI, data analytics, real‑time systems engineering, complex event processing, and large‑scale cloud implementations. Our people constitute the source of inspiration that drives us forward and helps us fulfil our purpose of being role models for a better world. Our shared values
We are transparent and direct We are positive and fun, never cynical or sarcastic We are eager to learn and explore We put the greater good first We are frugal and we do not waste resources We are fanatically disciplined, we deliver on our promises
About the role We are looking for a Mid Backend Software Engineer to join our R&D team and contribute to the design and development of backend systems for AI‑driven applications. You will participate in European innovation projects, working closely with engineers, data scientists, and domain experts. This role is ideal for someone who enjoys complex technical challenges, collaborative environments, and contributing to impactful software solutions. Key responsibilities
Design and implement backend architectures for scalable applications Develop and maintain backend services, APIs, and microservices using Python Coordinate frontend and AI engineers to deliver end‑to‑end features Ensure code quality through documentation, testing, and code reviews Participate in calls and meetings to understand user requirements and define technical specifications Prepare technical reports and system documentation Provide solutions to any technical related issue during a project's lifecycle
Requirements
Computer Science or related field (Master's degree is a plus) 3+ years of professional experience in backend software development Strong hands‑on experience with:
Python Flask, Django, or FastAPI Microservices architecture SQL/NoSQL Databases RESTful APIs
Familiarity with:
Git Docker Proven understanding of software engineering best practices and system design
Preferred skills
Experience with authentication, authorization, and security best practices Experience of distributed messaging systems (Kafka, RabbitMQ) Previous involvement in EU‑funded R&D or Horizon Europe/H2020 projects Experience working in cloud or distributed environments
General skills
Excellent command of English (written and verbal) Analytical thinking and problem‑solving mindset Strong teamwork and communication skills Willingness to travel within Europe (up to 10%)
Benefits
Competitive compensation package Flexible remote working policy Inclusive and collaborative work culture Private health insurance Unlimited time off policy Opportunities for professional growth through European research collaborations, and workshops
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