Mid-Level ML Engineer/Data Scientist

We are currently looking for a passionate and motivated ML Engineers/Data Scientists to join our team of ΙΤ professionals on behalf of our clients in different industries within the Greek market. The candidate will play a key role in the development, implementation, and management of technology-based solutions to improve our clients’ data ecosystem and overall delivery.

Responsibilities

• Participate in full software development lifecycle implementing, testing and maintaining custom data solutions
• Design, develop, and deploy machine learning models, with a strong emphasis on LLMs for diverse NLP applications.
• Develop AI-powered applications and internal tools/dashboards using Python
• Build and maintain data and document processing pipelines (ingestion, parsing, chunking, embedding, retrieval)
• Integrate LLMs/VLMs into production services, including RAG-based systems
• Deploy, monitor, and scale solutions on AWS
• Collaborate with business stakeholders and the digital team to translate requirements into working systems
• Act as a technical consultant for the client
• Work as a key member of an Agile Team

• BS/MS degree in Computer Science, Engineering or related field (mandatory)
• Minimum of 3 years of relevant experience on Data Science or Machine Learning roles using Python and Python Libraries (PySpark, Numpy, Scikit-Learn etc.) & LLM domains
• Strong skills working with algorithms, computational complexity, statistics and ML/AI techniques
• Experience in working with large datasets (SQL/NoSQL)
• Hands-on AWS experience: Lambda, S3, ECS/Fargate, Bedrock
• Vector databases (OpenSearch, Pinecone, Weaviate, pgvector) and embedding models
• Infrastructure-as-code (Terraform, AWS CDK) is a strong nice to have element
• Orchestration tools (Airflow, Prefect, or AWS Step Functions) is a strong nice to have element
• Understanding of software applications' fundamental principles, communication methods, and their impact on users’ experience
• Good programming skills with a mindset of solving hard problems efficiently with creativity
• Communication & Time Management Skills
• Able to work independently and as part of a group
• Analytical thinking & Problem-Solving Attitude
• Knowledge of Microsoft Office
• Languages required: English and Greek, both written and verbal

• Professional development through participation in challenging, real business projects in different industries.
• Working in a dynamic and fast-growing Technology Company with recognized partners.
• Opportunity to work in a diverse environment with talented colleagues.
• Competitive remuneration package.
• Private Health Insurance.
• Training & Development.
• Flexible Working Environment.