Senior CX Data Analyst

TIM Brasil

. Transform data into actionable insights, using AI and automation to accelerate analysis and support strategic decision-making .

Posted 11/9/2026full-timeRio de Janeiro • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in transforming data into actionable insights through AI and automation, with a strong focus on statistical modeling, data integration, and visualization. Proficient in applying analytical engineering best practices and fostering a data-driven culture across technical and business teams.

Highest-signal resume keywords

SQL ProgrammingPython ProgrammingData VisualizationNLP TechniquesCloud Data Solutions

ATS Keywords

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Hard Skills

Statistical ModelingPredictive ModelingData MiningText AnalysisFeature EngineeringDescriptive ModelingPrescriptive ModelingData ManipulationAnalytical Engineering Best PracticesGovernance and Comparability

Soft Skills

CommunicationCollaborationProblem-SolvingExecutive StorytellingContinuous Improvement

Tools & Technologies

GCPAzureOCIDashboardsExecutive ReportsData Visualization ToolsVersion Control SystemsDocumentation ToolsTesting FrameworksAutomation Tools

Industry Keywords

Customer Experience (CX)Voice of Customer (VoC)NPS SurveysData-Driven CultureAI and AutomationEmerging ThemesAction-Oriented RecommendationsQuality EvaluationHallucination MitigationRAG

Tech Stack

Tools & technologies

AzureCloudGoogle Cloud PlatformPythonSQL

About the role

Key responsibilities & impact

Transform data into actionable insights, using AI and automation to accelerate analysis and support strategic decision-making
Integrate structured and unstructured data sources
Develop statistical and predictive models applied to CX
Identify, collect, prepare, validate, analyze, and interpret data from multiple sources
Integrate data from NPS surveys, customer service, CRM, digital platforms, and escalation channels, ensuring consistency and traceability
Structure, track, and continuously improve experience and quality metrics, ensuring governance and comparability
Conduct diagnostic analyses and identify root causes, recurring issues, clusters of reasons, and friction points
Implement Voice of Customer analyses, including text mining and categorization, identification of emerging themes, and action-oriented recommendations
Define and apply descriptive, predictive, and prescriptive models, including feature engineering, validation, monitoring, and continuous improvement
Apply traditional AI and Generative AI for summarization, classification, entity extraction, insight generation, and narrative automation
Promote a data-driven culture and serve as a bridge between technical and business teams
Extract and organize data, creating visualizations, charts, and dashboards with executive storytelling and clear recommendations

Requirements

What you’ll need

Program and application development
Analytical engineering best practices: version control, reproducibility, documentation, and testing
Programming and data manipulation languages: SQL, Python, and R
Data mining and text analysis/NLP techniques applied to VoC
CX metrics and methodologies: Relationship NPS and Transactional NPS
Data visualization and communication: dashboards, executive reports, and impact-oriented storytelling
Knowledge of cloud data solutions, including GCP, Azure, or OCI, as well as security, access control, and observability
Fundamentals of LLMs, prompt engineering, quality evaluation, hallucination mitigation, and RAG when applicable
Bachelor’s degree in quantitative or predominantly quantitative fields, such as Business Administration, Engineering, Statistics, or Computer Science

Benefits

Comp & perks

Flexible Benefits Program
Medical and Dental Insurance (extendable to eligible dependents)
Prescription Drug Benefit (extendable to eligible dependents)
Wellhub (formerly Gympass)
Food and/or Meal Allowance
Financial Well-Being Program
Private Pension Plan
Mobile phone with unlimited data and voice allowance
Agreements and partnerships with more than 3,000 companies and institutions, including discounts on electricity bills and broadband internet
Online English course extendable to one family member or friend
Internal Training and Development Program
Profit Sharing
My First Benefit – assistance for children up to 2 years of age
Childcare reimbursement (for parents)
Flexible work arrangements and schedules
Happy Day – a day off during your birthday month
Extended leave for maternity, paternity, marriage, and adoption
Transportation allowance