Data Science & 8 others
EPAM Systems
Data Science
Portugal · Remote
Posted on Nov 19, 2025
Responsibilities
- Apply mathematical, statistical, and machine learning methods to derive insights and support decisions
- Leverage frameworks like TensorFlow and PyTorch for predictive and prescriptive model development
- Identify and validate internal and external data sources to uncover patterns and business opportunities
- Formulate and test hypotheses by working with analytics sandboxes and enhancing models iteratively
- Utilize tools such as Pandas, NumPy, and Scikit-learn for data manipulation and analysis
- Collaborate with cross-functional teams to prepare and clean data effectively for analysis
- Manage datasets within relational databases using SQL and ensure compliance with governance standards
- Create impactful data visualizations using Matplotlib, Seaborn, or Plotly
- Align data models and practices with organizational data strategy and adhere to best practices
- Deploy machine learning models into production environments via cloud platforms like Amazon SageMaker and EC2
- Partner with engineers and stakeholders to implement scalable solutions for handling data workloads
Requirements
- At least 5 years of experience in data science, machine learning, or applicable fields
- Proficiency in Python, including use of libraries such as Pandas, NumPy, and Scikit-learn
- Knowledge of machine learning frameworks, such as TensorFlow or PyTorch
- Skills in cloud platforms like AWS, including services like S3 and SageMaker
- Background in using big data technologies like Spark, relational databases with SQL, and Jupyter
- Familiarity with version control tools such as Git
- Understanding of natural language processing (NLP) techniques and sentiment analysis approaches
- Proficiency in open-source data science tools, libraries, and frameworks
- Competency in data visualization standards with tools like Matplotlib, Seaborn, or Plotly
- Familiarity with data governance principles to ensure compliance and data quality
Nice to have
- Knowledge of Docker for containerization and deployment processes
- Expertise in Snowflake for advanced analytics and data warehousing
- Flexibility to use tools in the Atlassian suite, including Bitbucket, JIRA, and Confluence
- Understanding of simulation methods, complex event processing, and scenario-driven analytics
We offer/Benefits
- International projects with top brands
- Work with global teams of highly skilled, diverse peers
- Healthcare benefits
- Employee financial programs
- Paid time off and sick leave
- Upskilling, reskilling and certification courses
- Unlimited access to the LinkedIn Learning library and 22,000+ courses
- Global career opportunities
- Volunteer and community involvement opportunities
- EPAM Employee Groups
- Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn