Full-Stack AI Engineer (Hybrid) - Athens

Cube RM is the leading global Tender Management Software company, empowering Life Sciences organizations to discover and win more business opportunities through the power of Data and AI. Our platforms leverage the latest technologies to transform global tender data into actionable insights, driving automation, efficiency, and strategic decisions in complex B2B environments.

To further accelerate our AI-first product vision, we are looking for a Full-Stack AI Engineer to join our team. In this role, you'll design intelligent agents, develop prompt-driven features, and build AI-native systems that integrate seamlessly across our .NET and Angular platform. With a deep understanding of autonomous systems and full-stack engineering, you'll help us push the boundaries of what AI can achieve in real business workflows.

As a Full-Stack AI Engineer at Cube RM, you'll work closely with Engineering, Product, and AI Governance teams in a high-impact, fast-paced environment—crafting smart, reliable, and compliant AI systems for some of the world's largest Life Sciences companies.

If you're passionate about cutting-edge AI, full-stack architecture, and real-world impact, we'd love to hear from you. Join us in building the future of intelligent B2B systems.

Responsibilities

• Design, develop, and deploy autonomous AI systems and intelligent agents
• Implement and optimize AI features in web applications, ensuring seamless integration with existing systems
• Develop and refine production-level prompt chains for various AI models to achieve optimal performance and user experience
• Build and maintain AI pipelines for training, testing, and deployment
• Build memory systems, RAG pipelines, and multi-agent workflows that help AI reason, retrieve information, and take action
• Monitor and improve AI system performance, reliability, and accuracy
• Develop robust backend services and APIs using .NET and Python
• Create responsive and intuitive frontend interfaces using HTML, CSS, and Angular
• Ensure code quality, maintainability, and adherence to best practices, compliance with AI policies and ethical standards
• Collaborate with AI governance teams to ensure compliance, auditability, and ethical deployment standards
• Document AI system behaviors, limitations, and use cases
• Stay current with emerging AI technologies and industry trends

Requirements

• At least 4 years of experience in backend development with Python and frontend development
• At least 2 years working with AI technologies or implementing AI features in production systems
• Proven track record of delivering full-stack applications
• Experience with cloud platforms (preferably Azure, given Microsoft Agent Framework)
• Understanding of RESTful APIs, SOLID principles, and design patterns
• Background in natural language processing (NLP) or conversational AI
• Familiarity with DevOps practices and CI/CD pipelines
• Strong problem-solving abilities and analytical thinking, attention to detail and commitment to quality
• Self-motivated with ability to work independently and in a hybrid environment
• Collaborative mindset with experience working in agile/cross-functional teams

Benefits

• Competitive compensation and benefits package (Medical - Life Insurance, meal e-card)
• Friendly working environment and several "work-office" perks (Advanced work/IT equipment, Welcome package, Wellness offerings)
• Flexible work schedule (Hybrid model)
• Access to training and support, so you'll never feel left on your own (e-training options, subsidized certifications)
• Exposure to cutting-edge technologies and software/product development methodologies
• Be part of several tech communities, as we support/participate into several meet-ups, both local and international

For more information about us, please visit https://www.cuberm.com/