The Stefanini Brasil Business Intelligence interview guide, interview questions, salary data, and interview experiences.

Stefanini Brasil Business Intelligence Interview Guide

<p>Getting ready for an Business Intelligence interview at Stefanini Brasil? The Stefanini Brasil Business Intelligence interview span across 10 to 12 different question topics. In preparing for the interview:</p>
<ul>
<li>Know what skills are necessary for Stefanini Brasil Business Intelligence roles.</li>
<li>Gain insights into the Business Intelligence interview process at Stefanini Brasil.</li>
<li>Practice real Stefanini Brasil Business Intelligence interview questions.</li>
</ul>
<p>Interview Query regularly analyzes interview experience data, and we've used that data to produce this guide, with sample interview questions and an overview of the Stefanini Brasil Business Intelligence interview.</p>


Getting ready for an Business Intelligence interview at Stefanini Brasil? The Stefanini Brasil Business Intelligence interview span across 10 to 12 different question topics. In preparing for the interview:

- Know what skills are necessary for Stefanini Brasil Business Intelligence roles.
- Gain insights into the Business Intelligence interview process at Stefanini Brasil.
- Practice real Stefanini Brasil Business Intelligence interview questions.

Interview Query regularly analyzes interview experience data, and we've used that data to produce this guide, with sample interview questions and an overview of the Stefanini Brasil Business Intelligence interview.
        

Overview

Stefanini Brasil Business Intelligence Salary

<p>We've gathered this data from parsing thousands of interview experiences sourced from members.</p>

We've gathered this data from parsing thousands of interview experiences sourced from members.

Stefanini Brasil Business Intelligence Interview Process

<p>We’re given a table of bank transactions with three columns, <code>user_id</code>, a deposit or withdrawal value (determined if the value is positive or negative), and <code>created_at</code> time for each transaction.</p>

<p>Write a query to get the total three-day rolling average for deposits by day.</p>

<p><em>Note: Please use the format <code>&#39;%Y-%m-%d&#39;</code> for the date in the outout</em></p>

<p><strong>Example:</strong></p>

<p><strong>Input:</strong></p>

<p><code>bank_transactions</code> table</p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>user_id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>created_at</code></td>
<td>DATETIME</td>
</tr>

<tr>
<td><code>transaction_value</code></td>
<td>FLOAT</td>
</tr>
</tbody>
</table>
<p><strong>Output:</strong></p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>dt</code></td>
<td>VARCHAR</td>
</tr>

<tr>
<td><code>rolling_three_day</code></td>
<td>FLOAT</td>
</tr>
</tbody>
</table>


Rolling Bank Transactions

<p>Write a query to identify the manager with the biggest team size.</p>

<p>You may assume there is only one manager with the largest team size.</p>

<p><strong>Example:</strong></p>

<p><strong>Input:</strong></p>

<p><code>employees</code> table</p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>name</code></td>
<td>VARCHAR</td>
</tr>

<tr>
<td><code>manager_id</code></td>
<td>INTEGER</td>
</tr>
</tbody>
</table>
<p><code>managers</code> table</p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>name</code></td>
<td>VARCHAR</td>
</tr>

<tr>
<td><code>team</code></td>
<td>VARCHAR</td>
</tr>
</tbody>
</table>
<p><strong>Output:</strong></p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>manager</code></td>
<td>VARCHAR</td>
</tr>

<tr>
<td><code>team_size</code></td>
<td>INTEGER</td>
</tr>
</tbody>
</table>


Manager Team Sizes

<p>Write a query to identify customers who placed more than three transactions each in both 2019 and 2020.</p>

<p><strong>Example:</strong></p>

<p><strong>Input:</strong></p>

<p><code>transactions</code> table</p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>user_id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>created_at</code></td>
<td>DATETIME</td>
</tr>

<tr>
<td><code>product_id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>quantity</code></td>
<td>INTEGER</td>
</tr>
</tbody>
</table>
<p><code>users</code> table</p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>id</code></td>
<td>INTEGER</td>
</tr>

<tr>
<td><code>name</code></td>
<td>VARCHAR</td>
</tr>
</tbody>
</table>
<p> 
<strong>Output:</strong></p>

<table>
<thead>
<tr>
<th>Column</th>
<th>Type</th>
</tr>
</thead>

<tbody>
<tr>
<td><code>customer_name</code></td>
<td>VARCHAR</td>
</tr>
</tbody>
</table>


<p>Which of the following queries will return a list of customers and the total amount they have spent on orders?</p>


Which of the following queries will return a list of customers and the total amount they have spent on orders?

Customer Orders

Stefanini Brasil Business Intelligence Interview Questions

<p>Job Details
Information Technology Cloud Data Engineer
San Francisco, CA
Posted: 9/11/2024
Job ID#: 58395
Job Category: Information Technology
Position Type: Contract
Duration: Long Term

Stefanini Group is hiring!
Stefanini is looking for Cloud Data Engineer for San Francisco, CA (Hybrid Work).
For quick Apply, please reach out to Ayush Dwivedi- call: 248 728 2636/ email: ayush.dwivedi@stefanini.com
Open for W2 Candidates Only!
Contributes to the design, development, testing, implementation, and review of complex data warehouse and business intelligence solutions.
Develops all or part of complex data warehouse applications, develops software from established requirements, builds reports and dashboards, plans and coordinates work of lower-level programmers to meet delivery commitments, creates prototypes; offers insight on the feasibility of system designs.
Contributes to the design of technology infrastructure and configurations, recommends process improvements.
Reviews complex patches and new versions of data warehouse applications. Implements complex software packages and deploys code.
Key participant in cross-functional team initiatives and process improvement projects.
Job Requirements Expert in developing and analyzing complex SQL on a variety of RDBMS (Microsoft SQL Server, Oracle).
Expert knowledge of data modeling and understanding of different data structures and their benefits and limitations under particular use cases.
Experience with ETL tools (Informatica).
Ability to create quality ERD's (entity-relationship diagrams).
Excellent writing skills for writing user and system documentation.
AWS Cloud Data Warehousing Technologies.
Experience using core AWS services to build and support data warehouse solutions leveraging AWS architecture best practices (S3, DMS, Glue, Lambda).
Development/modeling experience with Amazon Redshift.
Experience using the AWS service APIs, AWS CLI, and SDKs to build applications.
Proficiency in developing, deploying, and debugging cloud-based applications using AWS.
Ability to use a CI/CD pipeline to deploy applications on AWS (GitLab, Terraform, DBMaestro).
Ability to apply a basic understanding of cloud-native applications to write code.
Proficiency writing code for serverless applications.
Ability to write code using AWS security best practices (e.g., not using secret and access keys in the code, instead using IAM roles).
Ability to author, maintain, and debug code modules on AWS.
Database: AWS Aurora Postgres.
Data Access: AWS Athena.
Data Analytics: AWS Quicksight.
Familiarity working with or knowledge of Alteryx, Collibra, Immuta, Okta a plus.
Experience with visualization tools (Tableau).
Experience creating scripts with Python.
Experience working on an Agile team.
Understanding of application lifecycle management.
Understanding of the use of containers in the development process.
Designs, develops, modifies, tests and automation used to provide data warehouse and business intelligence applications solutions.
This includes design, development, architecture recommendations, quality management, metadata and repository creation, trouble-shooting problems, and tuning warehouse applications. Develops transition and implementation plans. Recommends changes in development, maintenance, and standards.
Advanced analytical ability and technical skill as well as the ability to provide innovative solutions to technical needs and business requirements.
Ability to exercise independent judgment in making complex business decisions.
Acute attention to detail with a high level of data integrity and accuracy.
Excellent verbal and written communication, with interpersonal skills to work with people at all levels of the organization.
Ability to translate highly technical information into non-technical terms.
Excellent computer skills including Microsoft Office along with various other software applications as needed for the role.
Broad knowledge of the programming tools, concepts, practices, and principles including design, implementation, and testing.
Position requires continuous visual concentration and manual dexterity to operate PC.
Requires prolonged sitting and minimal standing/walking.
Minor lifting and carrying, not likely to exceed ten pounds (laptop + charger).
May require extended work hours and/or schedule flexibility as unexpected situations and/or workflow dictate.
May require on-call status.
Rare domestic travel including overnight stays may be necessary.
5 to 9+ years of relevant work experience.
Bachelor's degree or equivalent experience.
Listed salary ranges may vary based on experience, qualifications, and local market. Also, some positions may include bonuses or other incentives.
Stefanini takes pride in hiring top talent and developing relationships with our future employees. Our talent acquisition teams will never make an offer of employment without having a phone conversation with you. Those face-to-face conversations will involve a description of the job for which you have applied. We also speak with you about the process including interviews and job offers.
About Stefanini Group:
The Stefanini Group is a global provider of offshore, onshore and near shore outsourcing, IT digital consulting, systems integration, application, and strategic staffing services to Fortune 1000 enterprises around the world. Our presence is in countries like the Americas, Europe, Africa, and Asia, and more than four hundred clients across a broad spectrum of markets, including financial services, manufacturing, telecommunications, chemical services, technology, public sector, and utilities. Stefanini is a CMM level 5, IT consulting company with a global presence. We are CMM Level 5 company.
Pay Range: $85.00 - $90.00

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Stefanini Brasil Business Intelligence Interview Guide

Overview

Stefanini Brasil Business Intelligence Salary

Stefanini Brasil Business Intelligence Interview Process

Stefanini Brasil Business Intelligence Interview Questions

Stefanini Brasil Business Intelligence Jobs