python developer int-0391

Intellectica is recruiting a Python Developer on behalf of its client, a digital solutions company in the media-tech, publishing, and platform services space. Based in Athens, Attiki, Greece and reporting directly to the Technical Project Manager, the successful candidate will join a fast-paced engineering team and work closely with the Technical Director and the engineering team to develop custom Python applications, implement AI-powered features, and build intelligent agent systems.

Key activities and responsibilities of this role include:

• Participate in the design and development of scalable Python applications, applying best practices in backend architecture and performance optimisation

• Build and maintain distributed systems using microservices architecture, ensuring modularity and resilience

• Design efficient database schemas and optimise data access across PostgreSQL, MongoDB, and Redis

• Develop secure and well-documented RESTful APIs, and implement real-time data exchange using WebSocket and streaming technologies

• Integrate large language models (LLMs) and intelligent agents into backend services to enable automation, decision-making, and personalised content delivery

• Deploy AI-powered features and monitor model performance to ensure reliability and responsiveness in production environments

• Manage CI/CD pipelines and oversee deployment processes, system monitoring, and operational health

• Conduct code reviews, apply testing strategies, and maintain clear technical documentation

• Troubleshoot complex issues across development and production environments, ensuring system stability

• Contribute to architectural decisions and evaluate emerging technologies through proof-of-concept initiatives

• Support team growth by mentoring junior developers and promoting knowledge sharing

• Any other task that may be required from time to time

Professional experience & qualifications of a successful candidate:

• Bachelor’s degree in Computer Science, Engineering, or a related field

• Minimum of 4 years experience in software development

• Strong proficiency in Python8+ and deep familiarity with the Python ecosystem

• Practical experience with web frameworks such as FastAPI or Flask

• Proven expertise in designing and maintaining microservices architecture and distributed systems

• Solid understanding of database design, query performance, and optimisation techniques

• Hands-on experience with PostgreSQL, MongoDB, and Redis

• Demonstrated ability to build secure RESTful APIs and integrate third-party services

• Familiarity with cloud platforms including AWS, Google Cloud Platform, or Azure

• Proficiency in containerisation and orchestration tools such as Docker and Apache Airflow

• Skilled in version control and collaborative development using Git

• Exposure to LLM frameworks (e.g., OpenAI API, LangChain) and agent-based architectures is a plus

• Knowledge of vector databases (e.g., Pinecone, Qdrant, Chroma) and prompt engineering is desirable

• Fluency in both English and Greek, written and verbal

Core competencies of a successful candidate:

• Strong problem-solving and system optimisation capabilities

• Ability to collaborate effectively across technical and non-technical teams

• High attention to detail and commitment to code quality

• Continuous engagement with emerging technologies and industry trends

• Capacity to mentor junior developers and contribute to team knowledge

• Proactive approach to innovation and architectural improvement

• Ownership of deliverables and accountability in project execution

The company offers:

• Work on AI-powered applications and intelligent systems

• Collaborate with high-profile clients across diverse industries

• Explore and implement the latest in LLM and agent technologies

• Join a collaborative, innovation-driven team in a growing PaaS environment

• Professional development opportunities in the evolving AI landscape