Junior Data Scientist

TL;DR

Junior Data Scientist: Performing in-depth analysis on big data, executing queries in databases, and collaborating with cross-functional teams with an accent on data cleansing, preprocessing, and resolving data issues. Focus on identifying patterns and trends and communicating results within the team.

Location: Limassol / Nicosia / Athens

Company

We are looking for an enthusiastic Junior Data Scientist to join the activities of our team.

What you will do

• Execute queries in both relational and non-relational databases.
• Perform data cleansing and preprocessing, and analyze and resolve data issues.
• Perform ad-hoc reporting where is needed
• Collaborate with cross-functional teams to understand business requirements.
• Perform exploratory data analysis to identify patterns and trends and communicate results with the rest of the team
• Assess the performance of the models developed by the Data Scientists

Requirements

• University degree in Computer Science, Data Science or related field.
• At least 1 year of experience with Python-based libraries, such as Pandas, NumPy and Polars for data wrangling and preprocessing.
• Strong foundation in Python, with the ability to write clean and efficient code for production-ready projects and scalable solutions.
• Fundamental knowledge or exposure to Machine Learning and Natural Language Processing (NLP) concepts.
• Experience with data visualization tools and libraries in Python (e.g., Matplotlib, Seaborn, Plotly).
• Excellent verbal and written communication skills in English.

Nice to have

• Familiarity with SQL queries. Experience with MongoDB queries and the aggregation framework.
• Familiarity with Unix/Linux.
• Basic understanding of AWS services

Culture & Benefits

• Attractive remuneration package
• Private health insurance
• Corporate pension fund
• Intellectually stimulating work environment
• Continuous personal development and international training opportunities

Hiring process

• Let’s Connect – Intro Chat with Talent Acquisition
• Deep Dive – First Interview with Your Future Team
• Bring It to Life – Role-Specific Take-Home Task
• Final Connection – Final Interview