Data Science Sênior

Company Description
A Serasa Experian é a primeira e a maior Datatech do Brasil. Líder em soluções de inteligência para análise de riscos e oportunidades, com foco nas jornadas de crédito, autenticação e prevenção à fraude. Com tecnologia de ponta, inovação e os melhores talentos, transforma a incerteza do risco na melhor decisão, ajudando pessoas a realizarem seus sonhos e empresas de todos os portes e segmentos a prosperarem.

Temos pessoas operando em 32 países e a cada dia estamos investindo em novas tecnologias, profissionais talentosos e inovação para ajudar todos os clientes a maximizarem cada oportunidade. Com sede corporativa em Dublin, Irlanda, a Experian está listada na Bolsa de Valores de Londres (EXPN) e compõe o índice FTSE 100.

Job Description
Descrição do trabalho
Work That Matters - What You'll Be Doing

• Lead the design, development, and deployment of machine learning models to solve high-impact financial problems.
• Collaborate with product managers, engineers, and business stakeholders to define data science use cases and translate them into actionable solutions.
• Analyse large-scale structured and unstructured datasets to extract insights and build predictive models.
• Develop and maintain robust model training workflows.
• Ensure model interpretability, fairness, and compliance with regulatory standards.
• Mentor junior data scientists and contribute to the growth of the data science team.
• Communicate findings and recommendations clearly to both technical and non-technical audiences.

More about you

• Strong problem-solving skills and a passion for using data to drive decisions.
• Excellent communication and collaboration abilities.
• Ability to manage multiple projects and priorities in a fast-paced environment.
• A mindset for continuous learning and innovation.
• Ethical awareness of bias, fairness, and transparency in AI models.

Why this role is important to us
This role is critical to our mission of leveraging data and AI to drive innovation across our services. As a Senior Data Scientist, your expertise will directly influence strategic decisions, improve customer outcomes, and enhance operational efficiency. You will collaborate closely with professionals from diverse backgrounds - including product, engineering, operations, and business strategy - to solve real-world challenges across multiple domains. Your insights will help shape our data science roadmap and deliver measurable value to the organization.

Qualifications
Qualificações

• A Bachelor's/Master's/Ph.D. degree in computer science, Statistics, Mathematics, Data Science, or a related field.
• Experience in data science or machine learning, with a strong track record of delivering impactful solutions.
• Proficiency in Python and ML frameworks such as scikit-learn, XGBoost, PyTorch, TensorFlow, or similar.
• Strong understanding of statistical modeling, time series forecasting, supervised and unsupervised learning, and optimization techniques.
• Good understanding of generative AI concepts and principles.
• Intermediate to fluent English proficiency – ability to communicate technical concepts clearly in English is essential.
• Experience working with financial datasets (e.g., credit scoring, fraud detection, risk modeling, pricing, or forecasting).
• Proficiency in SQL and experience with relational and non-relational databases (e.g., PostgreSQL, CosmosDB, MongoDB).
• Experience deploying models into production using Databricks and cloud platforms (AWS, GCP, or Azure).
• Familiarity with MLOps practices, CI/CD pipelines, and model monitoring tools.
• Experience with data visualization tools (e.g., Plotly, Tableau) to communicate insights effectively.

Additional Information
Our uniqueness is that we celebrate yours. Experian's culture and people are important differentiators. We take our people agenda very seriously and focus on what matters; DEI, work/life balance, development, authenticity, collaboration, wellness, reward & recognition, volunteering... the list goes on. Experian's people first approach is award-winning; World's Best Workplaces 2024 (Fortune Top 25), Great Place To Work in 24 countries, and Glassdoor Best Places to Work 2024 to name a few. Check out Experian Life on social or our Careers Site to understand why.

Experian is proud to be an Equal Opportunity and Affirmative Action employer. Innovation is an important part of Experian's DNA and practices, and our diverse workforce drives our success. Everyone can succeed at Experian and bring their whole self to work, irrespective of their gender, ethnicity, religion, colour, sexuality, physical ability or age. If you have a disability or special need that requires accommodation, please let us know at the earliest opportunity.

Experian Careers - Creating a better tomorrow together

Find out what its like to work for Experian by clicking here