Our office in Sofia was opened in 2011. Our team is constantly growing and we want to reinforce our global positioning. We are therefore now looking to hire a person to endorse the role of: Senior Data Scientist.

Requirements

• Strong Python programming ability (including object programming)
• Experience with all phases of the ML lifecycle (Data retrieval, versioning, deployment, monitoring etc.)
• Experience with a variety of problem domains, including: timeseries forecasting, NLP, classification and regression
• Proficiency with a variety of data processing and ML toolkits, including: PyTorch (advanced level) , Scikit-Learn, XGBoost, etc.
• Good knowledge of LLM/SLM (including RAG, Agents, fine-tuning)
• Ability to manage different data structures on different platforms (write complex MySQL request, AWS S3, Json)
• 5+ years working as a Senior Data Scientist
• Autonomous in solving problems and organizing your work
• Comfortable with teamwork

Responsibilities

• Implement an innovative solution to meet the technical needs of our business
• Create machine learning, deep learning and NLP/NER models
• Be involved in the implementation of models in production of ML models and monitoring
• Provide domain expertise and disseminate best practices in the processing and application of NLP within a multidisciplinary team of data scientists, machine learning specialists and software engineers
• Drafting of technical documents and communicating the results

Technical stack

• Backend: Python, API Flask, TorchServe
• DevOps: Kubernetes, Docker, AWS, Gitlab, Airflow, MLflow
• Packages: Pandas, XGBoost, Tensorflow, Spacy, Scikit-Learn, NLTK, PyTorch

We offer

• Attractive remuneration package
• Professional development in a progressive international company and training opportunities
• Friendly, nice and calm working atmosphere
• Open communication at all levels in the company
• Teambuilding events
• Additional health insurance including dental care
• Food vouchers
• Drinks & snacks in the office
• Company sponsored sport & relax cards
• Vouchers for newborn
• Additional vacation days
• Bonuses for seniority in the company
• Different corporate discounts
• Conveniently located modern office in Sofia's central area
• Options for working remotely or combining work from home and work from our office