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Senior Data Scientist
Location
Brazil
Posted
2 days ago
Salary
0
Seniority
Senior
Job Description
Senior Data Scientist
Rox Partner
• Develop, validate, monitor, and evolve statistical, predictive, and Machine Learning models to support strategic business initiatives • Explore, analyze, and interpret large volumes of structured and unstructured data, turning them into actionable insights for decision-making • Conduct analytical studies and build models to understand customer behavior, identify patterns, and generate business opportunities • Design and implement scalable analytical solutions, ensuring result quality, efficiency, and reliability • Perform exploratory data analysis, hypothesis testing, and impact assessments to support strategic decisions • Identify opportunities to optimize processes using Data Science, Statistics, and Artificial Intelligence techniques • Work with data from various internal and external sources, ensuring integration, consistency, and data quality • Collaborate with Business, Data Engineering, and Technology teams to understand requirements and translate challenges into analytical solutions • Monitor the performance of models in production and propose continuous improvements to ensure accuracy and efficiency • Research, evaluate, and apply new methodologies, algorithms, and technologies related to Artificial Intelligence, Machine Learning, and Analytics to promote innovation and advance data solutions.
Job Requirements
- Bachelor’s degree in Computer Science, Statistics, Mathematics, Engineering, Information Systems, or a related field
- Proven experience in Data Science applied to solving business problems
- Strong command of the end-to-end analytics and Machine Learning model development lifecycle, from data exploration to deployment, monitoring, and production evolution
- Advanced knowledge of Python and SQL for data manipulation, analysis, and processing
- Experience with Data Science and Machine Learning libraries such as Pandas, NumPy, Scikit-learn, XGBoost, LightGBM, or similar
- Experience handling, processing, and analyzing large volumes of structured and unstructured data
- Experience with AWS data and Machine Learning ecosystem services
- Solid knowledge of Statistics, Probability, hypothesis testing, statistical modeling, and model evaluation
- Experience developing, validating, monitoring, and evolving predictive models and Machine Learning algorithms
- Experience defining and tracking model performance metrics (KPIs and statistical metrics)
- Knowledge of Git for code versioning
- Experience with agile methodologies (Scrum or Kanban)
- Nice-to-haves: Experience with MLOps and model deployment/monitoring tools
- Knowledge of Deep Learning (TensorFlow, PyTorch, or Keras)
- Experience with LLMs, Generative AI, or Natural Language Processing (NLP)
- AWS or Machine Learning certifications
- Knowledge of Docker, Kubernetes, and CI/CD pipelines.
Benefits
- Remote position – Monday to Friday (09:00 to 18:00)
- Meal/Food allowance – R$300.00 per month (cumulative) to spend as you choose; the amount is credited to your iFood account monthly and an ELO-branded card is provided
- Birthday – Rox gives you a gift voucher and a day off to celebrate your special day
- Blog – Rox encourages knowledge sharing; for every 2 approved posts published on our blog you receive a bonus
- Courses – Full access via RoxSchool, Alura, Pluralsight, and O’Reilly for books and talks
- Certifications – Reimbursement of up to R$300.00 (TECHNOLOGY) + a R$300.00 bonus for each certification obtained from these providers
- Psychological support – Two psychotherapy sessions paid monthly by ROX with partner psychologists
- WellHub (Gympass)
- We provide the work equipment.
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