Work In Tech

Data Scientist Annotator

📍 On-site | Warsaw | Full-time | 3-month contract (with extension option)

DATAmundi.ai https://www.datamundi.ai/ is looking for experienced Data Scientist Annotators to join our Warsaw-based team. This position requires strong analytical and technical expertise, as well as the ability to transform raw data into actionable insights. You will play a key role in supporting engineers and business stakeholders with high-quality data annotation, elaboration, and analysis.

Responsibilities

• Conduct data annotation, elaboration, and analysis
  • Support engineers in data-driven decision-making
  • Prepare various resources, including templates, dataset evaluations, and use case descriptions
  • Execute data science tasks defined by project leads
  • Design and improve ETL workflows for unstructured data
  • Coordinate data annotation and ensure quality assurance using available resources

Requirements

• Proficiency in English and strong communication skills
  • Advanced knowledge of Python and SQL (experience with cloud data platforms is a plus)
  • Proven track record of solving business problems using AI tools within Finance, Marketing, Sales, Support, or other similar areas
  • Strong technical knowledge of large-scale predictive and exploratory data analytics, feature engineering, and generative AI for multimodal use cases
  • Strong analytical mindset, accuracy, and attention to detail
  • Ability to define tasks, coordinate projects, and manage annotation workflows
  • Flexibility to adapt to evolving project processes

We offer

• On-site work in Warsaw (data security requirement, non-negotiable)
  • Full-time position, 5 days/week
  • 3-month contract with possible extension
  • Opportunity to contribute to impactful, cutting-edge data projects

➡️ Apply now and be part of a professional, data-driven environment!