Data Scientist
Infosys
Data Science
Sofia, Bulgaria · Bulgaria
Posted on Aug 20, 2025
Job details
Work Location
Sofia
State / Region / Province
Sofia
Country
Bulgaria
Domain
Delivery
Interest Group
Infosys Limited
Company
ITL Bulgaria
Requisition ID
137972BR
Job description
- 2 years of experience (7-10 years preferred) working in a Data Scientist role with proven track record of using knowledge of data analysis, statistics, machine learning, and predictive modeling to leverage AutoML tools and build custom solutions to support initiatives
- Demonstrated and advanced proficiency with programming languages (Python, PySpark, R) and developing custom scripts that execute analytics pipelines using large data sets spanning various levels of complexity and curation (raw data to semantic views)
- Strong knowledge of machine learning algorithms, including unsupervised (clustering, dimension reduction, association, recommendation systems, graph), supervised (classification, linear regression, decision trees, random forests), deep learning (CNN/GNN/RNN), and reinforcement learning
- Expertise on best practices related to techniques, methods to use, benefits/limitations of each, and performance improvement options through hyperparameter optimization
- Demonstrated proficiency with cloud data platforms at an enterprise level and strong knowledge of SQL; preferably Google BigQuery (including BigQuery ML, BigQuery Studio)