Transformar a saúde com educação e tecnologia
Data Science Specialist
Location
Brazil
Posted
21 days ago
Salary
0
Seniority
Senior
Job Description
Data Science Specialist
Afya
• Provide technical leadership and architect end-to-end Machine Learning solutions for Afya's digital products. • Define and lead the experimentation strategy and advanced statistical analysis to optimize engagement, retention, and the impact of product changes. • Act as a Subject Matter Expert (SME) in Generative AI, with a primary focus on evaluation workflows, building Small Language Models (SLMs) and fine-tuning, ensuring safe responses aligned with business objectives. • Influence the product roadmap and other squads (AIOps, AI Engineering) by identifying data-driven opportunities and prototyping new AI solutions. • Establish and promote coding best practices (Python), ensuring the quality and performance of models in production. • Mentor other data scientists (Junior, Mid-level, Senior) on complex technical challenges. • Communicate and defend architectures, technical decisions, and the results of complex models to technical and executive stakeholders.
Job Requirements
- Postgraduate degree (Master's or PhD) in Computer Science, Engineering, Statistics, Mathematics, or related fields.
- Advanced, proven experience in Python and its main libraries (e.g., scikit-learn, TensorFlow, PyTorch).
- Deep knowledge of statistics, experimental design (A/B testing), and causal inference.
- Extensive experience with traditional Machine Learning techniques (classification, regression, clustering, time series) and knowledge of Deep Learning.
- Solid experience in developing, fine-tuning, and putting Generative AI solutions into production (focus on LLMs/SLMs).
- Mastery of the full Data Science lifecycle (MLOps/LLMOps), including architecture, evaluation, monitoring, and model observability.
- Experience defining and implementing Feature Stores, including best practices for governance, versioning, and feature serving.
- Hands-on experience with MLflow for model orchestration and versioning.
- Proficiency with version control tools (Git) and familiarity with CI/CD practices.
- Advanced English (required for reading scientific articles and technical communication).
- Preferred: Hands-on experience with Databricks.
- Preferred: Experience with distributed processing (Spark).
Benefits
- Meal allowance / meal voucher.
- Flexible hours and work arrangements (for remote roles).
- Transport allowance (for hybrid or on-site roles).
- Profit-sharing (PLR).
- Multi-benefits: flexible benefit via Flash Card to use as you prefer.
- Gympass / Wellhub.
- Psicologia Viva (online platform for psychologist and nutritionist consultations).
- Health and dental plan.
- Life insurance.
- Extended parental leave (up to 6 months for mothers and 20 days for fathers).
- Rede D'Ór: support and resources for maternal and newborn health with an accredited network of nurses.
- Partnership with your local SESC (varied programming in education, health, culture, leisure, and social assistance).
- Birthday Day Off (one day off to take on your birthday or during your birthday month).
- Platform with various courses to enhance your knowledge (UCA).
- Language academy (AIA).
- Leadership development program.
- Mentoring program for Afya women (MMA).
- Discounts on undergraduate and graduate courses at Afya's educational units.
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