What is a Marketing Analytics Specialist at Claro?

As a Marketing Analytics Specialist at Claro, you occupy a pivotal role at the intersection of data science and commercial strategy. Claro operates in a highly competitive and fast-paced telecommunications landscape, where understanding customer behavior is the primary driver of sustainable growth. Your work ensures that marketing investments are not just expenditures but strategic levers that increase customer lifetime value and brand loyalty.

In this position, you will be responsible for transforming vast amounts of raw consumer data into actionable insights that shape multi-channel marketing campaigns. Whether you are analyzing the performance of a new 5G rollout or optimizing retention strategies to reduce churn, your analysis directly influences the company’s bottom line. You will work within a sophisticated data ecosystem, utilizing high-scale datasets to provide the clarity needed for executive decision-making.

The role is both technical and consultative. You are expected to go beyond simply reporting numbers; you must tell a story with data that helps Claro navigate market shifts and evolving consumer preferences. This requires a deep understanding of the telecommunications industry, a mastery of analytical tools, and the ability to communicate complex findings to stakeholders who may not have a technical background.

Common Interview Questions

Expect questions that test your technical execution, your marketing intuition, and your ability to handle workplace challenges.

Technical & Analytical Questions

These questions test your "hard" skills and your ability to work with data tools.

• Write a SQL query to find the average monthly spend of customers who joined in 2023.
• How do you handle missing data or outliers in a dataset?
• Explain the difference between a join and a union in the context of customer databases.
• What metrics would you use to measure the success of a re-engagement email campaign?

Marketing Case Studies

These scenarios test how you apply analytics to real-world business problems.

• If Claro wants to increase its market share in a specific city, how would you use data to support that goal?
• Walk us through how you would set up an A/B test for a new landing page.
• How would you calculate the Lifetime Value (LTV) of a prepaid versus a postpaid customer?

Behavioral & Leadership

These questions assess your communication style and cultural fit.

• Describe a time you had to deliver bad news (e.g., a campaign failed) to a stakeholder.
• Tell me about a time you found an insight that went against the team's intuition.
• How do you prioritize your tasks when you have multiple urgent requests from different teams?

Getting Ready for Your Interviews

Success in the Claro interview process requires a blend of technical rigor and business acumen. You should approach your preparation by focusing on how data-driven insights can solve specific marketing challenges common in the telecom sector, such as customer acquisition costs and subscriber retention.

Role-related knowledge – Claro evaluates your proficiency in marketing metrics and analytical tools. You must demonstrate a firm grasp of KPIs like Churn Rate, ARPU (Average Revenue Per User), and CPA (Cost Per Acquisition). Interviewers will look for evidence that you can manipulate large datasets to extract meaningful trends.

Problem-solving ability – You will be tested on your ability to structure ambiguous problems. Interviewers often use case-based scenarios to see how you identify the root cause of a marketing dip or how you would design an experiment to test a new promotional offer. Clarity and logic in your thought process are as important as the final answer.

Communication and Influence – As a specialist, you must be able to translate "data speak" into "business speak." Evaluation in this area focuses on how you present your findings and your ability to influence stakeholders toward a specific course of action based on your analysis.

Cultural Alignment – Claro values professionalism, directness, and a collaborative spirit. The interviewers look for candidates who are comfortable working in a structured yet dynamic environment and who show a genuine interest in the telecommunications industry’s unique challenges.

Interview Process Overview

The interview process for the Marketing Analytics Specialist at Claro is designed to be straightforward, professional, and efficient. Candidates typically experience a process that prioritizes direct communication and clear evaluation criteria. The goal is to assess both your technical capability and your fit within the broader marketing and analytics organization.

Expect a process that moves with professional speed. While the specific number of rounds can vary slightly by location—such as Jersey City or Brazil—the core philosophy remains the same: identifying specialists who can contribute immediately to data-driven initiatives. The interactions are known for being respectful and direct, focusing on your past experiences and your ability to apply your skills to Claro's specific business needs.

This timeline illustrates the standard progression from initial contact to the final decision. Candidates should use this to pace their preparation, ensuring they are ready for high-level behavioral discussions early on and deeper technical or strategic deep dives in the middle stages.

Deep Dive into Evaluation Areas

Marketing Performance & Metrics

This is a core pillar of the role. You must prove that you understand the mechanics of marketing campaigns and how to measure their success accurately. Claro needs specialists who can distinguish between vanity metrics and those that truly drive business value.

Be ready to go over:

• Attribution Modeling – Understanding how different touchpoints contribute to a conversion.
• Funnel Analysis – Identifying where potential customers drop off in the acquisition journey.
• ROI/ROAS Calculation – Demonstrating the financial impact of marketing spend.
• Advanced concepts – Incrementality testing, Media Mix Modeling (MMM), and long-term brand equity measurement.

Example questions or scenarios:

• "If our latest promotional campaign shows a high click-through rate but low conversion, what are the first three things you would investigate?"
• "How would you determine the optimal marketing spend for a specific geographic region?"

Data Manipulation & Technical Proficiency

The scale of Claro's data requires a high level of comfort with analytical tools. You will be evaluated on your ability to extract, clean, and analyze data efficiently.

Be ready to go over:

• SQL Proficiency – Writing complex queries to join disparate tables and aggregate customer data.
• Visualization Tools – Using tools like Tableau or Power BI to create intuitive dashboards.
• Excel/Spreadsheets – Advanced functions for quick-turnaround data modeling.

Example questions or scenarios:

• "Walk me through a time you had to clean a particularly messy dataset before you could start your analysis."
• "What SQL functions would you use to find the top 10% of customers by data usage over the last six months?"

Strategic Problem Solving

Beyond the tools, Claro looks for a strategic mindset. You need to show that you can take a business question and turn it into a data project.

Be ready to go over:

• A/B Testing Design – Setting up experiments that yield statistically significant results.
• Churn Prediction – Identifying behavioral patterns that suggest a customer is likely to leave.
• Market Segmentation – Grouping customers by behavior or demographics to tailor marketing efforts.

Example questions or scenarios:

• "We want to launch a loyalty program for long-term subscribers. How would you use data to define the target audience?"
• "If churn increased by 5% last month, how would you go about identifying the cause?"

Key Responsibilities

On a day-to-day basis, a Marketing Analytics Specialist at Claro acts as the analytical engine for the marketing team. You will spend a significant portion of your time monitoring campaign performance and providing real-time feedback to campaign managers. This involves not just looking at the "what" (the numbers) but investigating the "why" behind the data.

Collaboration is a constant theme in this role. You will work closely with Product Managers to understand new features, Finance teams to align on budget impacts, and Data Engineering to ensure the data pipelines you rely on are accurate and timely. You are the bridge that ensures marketing creativity is grounded in analytical reality.

Typical projects include developing predictive models for customer behavior, automating recurring reports to increase team efficiency, and conducting deep-dive analyses into specific market segments. You will also be responsible for presenting quarterly performance reviews to senior leadership, where you will highlight successes and identify areas for strategic pivot.

Role Requirements & Qualifications

To be competitive for this position at Claro, you should possess a strong quantitative background paired with practical marketing experience.

• Technical skills – Mastery of SQL is essential. Proficiency in Tableau, Power BI, or similar visualization suites is required for reporting. Experience with Python or R for statistical modeling is a significant advantage.
• Experience level – Typically, 3–5 years of experience in an analytical role is expected, preferably within marketing, telecommunications, or a high-volume consumer industry.
• Soft skills – Strong stakeholder management skills and the ability to work under tight deadlines are critical. You must be able to present findings clearly to both technical and non-technical audiences.
• Education – A degree in a quantitative field such as Statistics, Mathematics, Economics, Data Science, or Marketing Analytics.

Must-have skills:

• Advanced SQL and data warehousing knowledge.
• Deep understanding of digital marketing platforms (e.g., Google Ads, Facebook Insights).
• Proven ability to derive insights from large, complex datasets.

Nice-to-have skills:

• Experience with cloud platforms like AWS or Google Cloud Platform.
• Knowledge of the telecommunications industry and subscriber-based business models.

Frequently Asked Questions

Q: How technical is the interview for this role? The interview is moderately technical. While you don't need to be a software engineer, you must be very comfortable with SQL and data visualization. The focus is on using these tools to answer business questions rather than on theoretical coding.

Q: What is the company culture like at Claro? Claro has a professional and structured environment. The culture is results-oriented, and there is a high value placed on data-backed decision-making. Communication is generally direct and efficient.

Q: How much preparation time is recommended? Most successful candidates spend 1–2 weeks brushing up on their SQL skills, reviewing core marketing metrics, and practicing how to structure case study answers.

Q: Is there a focus on specific tools? Yes, SQL is the primary tool for data extraction. For visualization, Tableau and Power BI are the most commonly used within the organization. Familiarity with the Microsoft Office Suite, particularly Excel, is also expected.

Other General Tips

• Understand the Telecom Business: Before your interview, research Claro's current market position and their primary competitors. Knowing the difference between prepaid and postpaid models is fundamental.
• Be Concise and Direct: Interviewers at Claro appreciate straightforward answers. When asked a question, provide your logic clearly and avoid over-explaining.
• Focus on Impact: Whenever you describe a past project, emphasize the business outcome. Did your analysis save money, increase revenue, or improve efficiency?

• Ask Strategic Questions: Use the end of the interview to ask about the team's current data challenges or how they are integrating new technologies into their workflow. This shows you are thinking about the role's future.

Summary & Next Steps

The Marketing Analytics Specialist role at Claro is a high-impact position that offers the opportunity to work at the center of a major telecommunications provider's growth strategy. By combining your technical expertise with a sharp business mind, you can help Claro navigate a complex market and deliver better value to millions of customers.

Preparation is the key to success. Focus on mastering the core evaluation areas—marketing metrics, data manipulation, and strategic problem-solving. Remember that the interviewers are looking for a partner who can provide clarity in a data-rich environment. Use the resources available on Dataford to further refine your skills and gain deeper insights into the analytics landscape.

The salary data provided reflects the competitive nature of the Marketing Analytics Specialist role at Claro. When reviewing these figures, consider your level of experience and the specific location of the role, as compensation is tailored to match the local market and the technical depth required for the position. Focused preparation on the areas outlined in this guide will position you strongly to negotiate from a place of demonstrated value.