Data Scientist - AI & Innovation Team
Core
Design, build, and deploy production-grade machine learning models and recommendation systems to optimize job search experiences and personalization for millions of users.
Role type
Mid-level Data Scientist (AI & Product Innovation)
Builds
Automated search tools, advanced personalization engines, and proprietary ML models for salary estimation and CV analysis.
Domain
HR Tech / Job Search Engine
Deliverable
production ML models | product features
Required skills
Python, TensorFlow, LLMs, statistical analysis, A/B testing, scalable code deployment, SQL/NoSQL databases
Preferred skills
Agentic frameworks, Retrieval-Augmented Generation (RAG), vector search, online classifieds industry experience, PhD in ML/Data Science
Technologies
AWS (EC2, Athena, S3, Kinesis, Lambda, Step Functions, RDS, QuickSight), Python, Spark, MySQL, PostgreSQL, SOLR
Responsibilities
Design and deploy production ML models for automated search; Develop and scale recommendation systems; Champion LLM integration into core products; Optimize search experience via retrieval and ranking algorithms; Execute rigorous A/B tests; Collaborate with engineering teams on model integration.
Seniority
Mid-level, hands-on IC
