Senior Data Scientist

Tata Consultancy Services; Rio das Ostras; Presencial; BRL 160.000 - 200.000; Tempo integral

Resumo da oferta

A leading IT services company in Brazil is seeking a Senior Data Scientist to lead data analysis projects and develop scalable solutions using AWS. The ideal candidate should have extensive experience in Python and machine learning, along with solid expertise in Deep Learning frameworks. This role offers a collaborative environment with opportunities for continuous improvement and development. Candidate must hold a relevant Bachelor's degree and be proficient in MLOps practices.

Serviços

Health insurance

Dental plan

Life insurance

Transportation vouchers

Meal/Food vouchers

Childcare assistance

Gympass

Access to the TCS Learning Portal

International experience opportunities

Discount partnerships with universities

Referral program (Bring Your Buddy)

Recognitions for performance (TCS Gems)

Free mentoring career platform (Xcelerate)

Psychological assistance (24 hrs/Day)

Partnership with SESC

Reimbursement of certifications

Qualificações

• Extensive experience in Python, advanced machine learning at scale.
• Solid experience with AWS services.
• Experience with Deep Learning frameworks.

Responsabilidades

• Lead data analysis projects and develop scalable solutions on AWS.
• Build and deploy machine learning models using Deep Learning frameworks.
• Design, develop, and implement robust data pipelines.

Conhecimentos

Python (Pandas, NumPy, scikit-learn)

Machine Learning

Deep Learning (TensorFlow, PyTorch)

MLOps and CI/CD

AWS (S3, Lambda, SageMaker, EC2, IAM)

GenAI (LLMs, Prompt Engineering)

SQL and databases

Formação académica

Bachelor’s degree in Computer Science, Engineering, Statistics, Mathematics, or related field

Descrição da oferta de emprego

Come to one of the biggest IT Services companies in the world! Here you can transform your career!

Why join TCS? At TCS we believe that people make the difference, so we nurture a culture of unlimited learning, continuous improvement, and mutual development. It’s the ideal environment to expand ideas with the right tools and contribute to our success in a collaborative setting.

Senior Data Scientist

Responsibilities

• Lead data analysis projects and develop scalable solutions on AWS (S3, Lambda, SageMaker, EC2, IAM).
• Build and deploy machine learning models using Deep Learning frameworks (TensorFlow, PyTorch) and leverage GenAI tools (LLMs, Prompt Engineering, OpenAI, HuggingFace).
• Design, develop, and implement robust and scalable data pipelines, ensuring data quality and performance.
• Apply best practices in MLOps and CI/CD for models, documenting processes and promoting versioning, testing, and deployment standards.
• Act as a technical reference and guide teams, ensuring adherence to coding and modeling best practices.
• Collaborate with stakeholders to translate business needs into data‑driven solutions.
• Mentor and provide technical leadership to junior team members.
• Document processes and promote standards for versioning, testing, and deployment.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, Statistics, Mathematics, or related field.
• Extensive experience in Python (Pandas, NumPy, scikit-learn) and advanced machine learning at scale.
• Solid experience with AWS services (S3, Lambda, SageMaker, EC2, IAM).
• Experience with Deep Learning (TensorFlow, PyTorch).
• Knowledge in GenAI (LLMs, Prompt Engineering, APIs such as OpenAI, HuggingFace) and multimodal models.
• Experience handling large volumes of data and working with SQL and relational/non‑relational databases.
• Demonstrated experience in technical leadership or team mentoring.
• Proficiency in MLOps and CI/CD best practices for model deployment.
• Strong problem‑solving skills and ability to translate complex business requirements into technical solutions.

Benefits

• Health insurance
• Dental plan
• Life insurance
• Transportation vouchers
• Meal/Food vouchers
• Childcare assistance
• Gympass
• Access to the TCS Learning Portal – online courses and live training
• International experience opportunities
• Discount partnerships with universities and language schools
• Referral program (Bring Your Buddy)
• Recognitions for performance (TCS Gems)
• Free mentoring career platform (Xcelerate)
• Psychological assistance (24 hrs/Day) and legal, social and financial support (TCS Cares)
• Partnership with SESC
• Reimbursement of certifications

We promote an inclusive culture and work toward equity for all. This includes gender, disabilities, LGBTQIA+, religion, race, ethnicity, and more.

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