Protege is a dynamic and innovative technology company that specializes in empowering businesses through data-driven insights and advanced analytics solutions. Renowned for its forward-thinking approach in the tech industry, Protege is a pioneer in leveraging cutting-edge technologies to optimize business operations and decision-making.

The Business Intelligence (BI) position at Protege plays a crucial role in transforming data into actionable insights. Responsibilities include designing, implementing, and managing BI solutions, developing data visualization reports, and providing strategic recommendations based on data analysis. Candidates for this role should possess strong technical and analytical skills, proficiency in BI tools, and the ability to interpret complex datasets.

If you're considering joining Protege as a Business Intelligence professional, this interview guide is designed to help you succeed. We’ll walk you through the interview process, share commonly asked BI interview questions, and provide valuable tips to enhance your preparation. Let’s get started!

Submitting Your Application

The first step is to submit a compelling application that reflects your technical skills and interest in joining Protege as a Business Intelligence specialist. Whether you were contacted by a Protege recruiter or have taken the initiative yourself, carefully review the job description and tailor your CV according to the prerequisites.

Tailoring your CV may include identifying specific keywords that the hiring manager might use to filter resumes and crafting a targeted cover letter. Furthermore, don’t forget to highlight relevant skills and mention your work experiences.

Recruiter/Hiring Manager Call Screening

If your CV happens to be among the shortlisted few, a recruiter from the Protege Talent Acquisition Team will make contact and verify key details like your experiences and skill level. Behavioral questions may also be a part of the screening process.

In some cases, the Protege Business Intelligence hiring manager stays present during the screening round to answer your queries about the role and the company itself. They may also indulge in surface-level technical and behavioral discussions.

The whole recruiter call should take about 30 minutes.

Technical Virtual Interview

Successfully navigating the recruiter round will present you with an invitation for the technical screening round. Technical screening for the Protege Business Intelligence role usually is conducted through virtual means, including video conference and screen sharing. Questions in this 1-hour long interview stage may revolve around Protege’s data systems, ETL pipelines, and SQL queries.

In the case of Business Intelligence roles, take-home assignments regarding product metrics, analytics, and data visualization are incorporated. Apart from these, your proficiency against hypothesis testing, probability distributions, and machine learning fundamentals may also be assessed during the round.

Depending on the seniority of the position, case studies and similar real-scenario problems may also be assigned.

Onsite Interview Rounds

Followed by a second recruiter call outlining the next stage, you’ll be invited to attend the onsite interview loop. Multiple interview rounds, varying with the role, will be conducted during your day at the Protege office. Your technical prowess, including programming and ML modeling capabilities, will be evaluated against the finalized candidates throughout these interviews.

If you were assigned take-home exercises, a presentation round may also await you during the onsite interview for the Business Intelligence role at Protege.

Quick Tips For Protege Business Intelligence Interviews

• Prepare for Technical Depth: Business Intelligence positions often require a strong foundation in SQL, ETL processes, and data manipulation. Practicing these areas using Interview Query can be especially beneficial.
• Understand Protege's Data Strategy: Familiarize yourself with Protege’s tools and data strategies. Knowing how the company utilizes data to drive business can give you an edge during the interview.
• Showcase Analytical Thinking: Be prepared to solve case studies and real-world problems. Your ability to think critically and provide actionable insights will be a significant focus.

Typically, interviews at Protege vary by role and team, but commonly Business Intelligence interviews follow a fairly standardized process across these question topics.

• Write a SQL query to select the 2nd highest salary in the engineering department. Write a SQL query to select the 2nd highest salary in the engineering department. If more than one person shares the highest salary, the query should select the next highest salary.

• Create a function precision_recall to calculate precision and recall metrics from a 2-D matrix. Given a 2-D matrix P of predicted values and actual values, write a function precision_recall to calculate precision and recall metrics. Return the ordered pair (precision, recall).

• Write a SQL query to select the top 3 departments with at least ten employees and rank them by the percentage of employees making over 100K. Given an employees and departments table, select the top 3 departments with at least ten employees and rank them according to the percentage of their employees making over 100K in salary.

• Develop a function traverse_count to determine the number of paths in an (n \times n) grid. Given an integer (n), write a function traverse_count to determine the number of paths from the top left corner of an (n \times n) grid to the bottom right. You may only move right or down.

• Create a function is_subsequence to check if one string is a subsequence of another. Given two strings, string1 and string2, write a function is_subsequence to find out if string1 is a subsequence of string2. A subsequence can be derived by deleting some elements without changing the order of the remaining elements.

• - What considerations should be made when testing hundreds of hypotheses with many t-tests? When conducting multiple t-tests for hundreds of hypotheses, what factors should you consider to ensure the validity and reliability of your results?

• How does random forest generate the forest and why use it over logistic regression? Explain how random forest generates multiple decision trees and why it might be preferred over logistic regression for certain tasks.

• How do we handle missing square footage data in Seattle housing price model? You have 100K sold listings with 20% missing square footage data. Describe methods to handle this missing data to construct a predictive model.

• How would you combat overfitting in tree-based classification models? When training a classification model, explain strategies to prevent overfitting, particularly in tree-based models.

• Does increasing the number of trees in a random forest always increase accuracy? Discuss whether sequentially increasing the number of trees in a random forest model will continuously improve its accuracy.

• How to implement k-means clustering algorithm in Python from scratch? Given a two-dimensional NumPy array data_points, number of clusters k, and initial centroids initial_centroids, write a Python function to perform k-means clustering and return the cluster assignment for each data point.

• How would you explain what a p-value is to someone who is not technical? Explain the concept of a p-value in simple terms to a non-technical person. Use analogies or everyday examples to make it understandable.

• How should you handle a right-skewed distribution when predicting real estate home prices? You are building a model to predict home prices in a city and notice the prices are right-skewed. Determine if any action is needed and what steps to take. Bonus: What should you do if the target distribution is heavily left-skewed instead?

What is the average salary for a Business Intelligence at Protege?

Q: What does the interview process at Protege entail? The interview process at Protege typically involves multiple stages, including an initial recruiter screening, technical assessments, and on-site interviews. Each stage assesses your technical expertise, problem-solving capabilities, and cultural fit within the company.

Q: What are some common interview questions for the Business Intelligence position at Protege? Common interview questions for the BI position at Protege include technical questions about data warehousing, SQL, and data analytics. You can also expect behavioral questions about your past projects and your approach to problem-solving.

Q: What skills are required for the Business Intelligence role at Protege? To succeed in the BI role at Protege, you should possess strong skills in data analytics, data warehousing, and SQL. Familiarity with BI tools like Power BI or Tableau is also crucial, along with strong problem-solving abilities and attention to detail.

Q: What is the company culture like at Protege? Protege fosters a collaborative and dynamic work environment. The company values innovation, data-driven decision-making, and continuous learning. Employees are encouraged to share ideas, work as a team, and contribute to the company's growth.

Q: How can I best prepare for an interview at Protege? To prepare for an interview at Protege, you should thoroughly research the company's background, products, and services. Practice common technical and behavioral interview questions using resources like Interview Query. It's also beneficial to brush up on your technical skills and be ready to discuss your previous experiences in detail.

If you want more insights about the company, check out our main Protege Interview Guide, where we have covered many interview questions that could be asked. We’ve also created interview guides for other roles, such as software engineer and data analyst, where you can learn more about Protege’s interview process for different positions.

At Interview Query, we empower you to unlock your interview prowess with a comprehensive toolkit, equipping you with the knowledge, confidence, and strategic guidance to conquer every Protege Business Intelligence interview question and challenge.

You can check out all our company interview guides for better preparation, and if you have any questions, don’t hesitate to reach out to us.

Good luck with your interview!