Senior Data Scientist at Experian

Setup: Remote, Hybrid
Location: Sofia, Sofia-City
Type: Full-time
Level: Senior
Posted: Apr 7, 2026

Description

Experian is seeking a Senior Data Scientist to join their Analytics Services Team. This role involves developing analytical solutions and contributing to product prototypes using predictive modeling, coding, and Generative AI experience. The successful candidate will collaborate with various teams, articulate model processes, partner with stakeholders, research and integrate new data assets, gather feedback, dissect datasets, solve complex challenges, and lead efforts to improve analytical solutions.

Required Skills

Predictive Modeling
Coding Expertise
Generative AI
Statistical Modeling Proficiency
Python
Spark
Large Language Models (LLMs)
XGBoost
GANs
Clustering Algorithms
Graph Algorithms
Hyperparameter Tuning
Deep Learning
Machine Learning Technology
PyTorch
Keras
TensorFlow
Scikit-Learn
Pandas
Hadoop
NoSQL Technologies

Additional Information

Required Previous Experiences: 4+ years of experience in AI, data science, or predictive modeling, with a track record for managing complex, hands-on analytical technology projects.
Preferred Qualifications: Experience with large data analysis using Spark (pySpark preferred).
Experience with LLMs and the relevant tools in the Generative AI domain.
Experience with ML algorithms (e.g., XGBoost, GANs, clustering, graph algorithms, hyperparameter tuning).
Experience with open-source tools for deep learning and machine learning technology. such as pytorch, Keras, tensorflow, scikit-learn, pandas.
Experience applying Generative AI-based tools.
Experience with Hadoop and NoSQL related technologies such as Map Reduce, Hive, HBase, mongoDB, and Cassandra.
Experience modifying and applying advanced algorithms to address practical problems.
Fluent English – written and spoken.