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Let’s say that your company is running a standard control and variant AB test on a feature to increase conversion rates on the landing page. The PM checks the results and finds a .04 p-value.

How would you assess the validity of the result?

Experiment Validity

Let’s say we have a table with an <code>id</code> and <code>name</code> fields. The table holds over 100 million rows and we want to sample a random row in the table without throttling the database.

Write a query to randomly sample a row from this table.

Input:

<code>big_table</code> table

<table>
<thead>
<tr>
<th>Columns</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>

Write a query to randomly sample a row from a big table.

Random SQL Sample

Let’s say you work for a social media company that has just done a launch in a new city. Looking at weekly metrics, you see a slow decrease in the average number of comments per user from January to March in this city.

The company has been consistently growing new users in the city from January to March.

What are some reasons why the average number of comments per user would be decreasing and what metrics would you look into?

What metric could be used to measure if active users are still engaging on the platform despite an overall decrease in the average number of comments per user?

What metric could be used to measure if active users are still engaging on the platform despite an overall decrease in the average number of comments per user?

Decreasing Comments

How would you investigate a decline in the average number of comments per user?

Larsen & Toubro Salaries by Position

Senior Technical Product Manager Reports to : Chief Technology OfficerWork Location : Fairfield, CA (or) Southlake, Dallas Work Environment : Day one Onsite. Hybrid and or Remote for deserving candidateDomain Expertise : Transmission & Distribution Automation / Control Software Experience. Industry Segment : Power & EnergyTravel Requirement : Up to 25% Objective:As a Senior Technical Product Manager and a Product Owner, you will be part of L&T PT&D Digital Energy Solutions’ Product Management and Technical Pre-sales team under CTO organization to drive innovation around our Digital Energy Solutions Products for the Cleantech/Energy & Utilities products. You will help develop, document, and execute a comprehensive plan to understand user needs, iterate on product scope and ensure the timely development of highly complex technical products. With the CTO, you will be responsible for giving our teams the information and product methodology needed to succeed and continuously help us improve as an organization. Responsibilities:The candidate must have strong technical skills and rich energy & utilities industry experience in product engineering/development roles to be able to meet job requirements. This position demands a mix of management and technical skills to lead development teams. In this role you will:· Uncover and understand customer needs and translate them into technical product (functional/non-functional/technical) requirements.· Ability to work well with internal teams, including developers, engineers, architects, quality assurance, as well as business operations such as Product marketing managers, business segment teams (Business Analysts).· Ensure requirements are fully understood and that implementation plans match expectations.· Understand, research, and follow technical trends in the industry and in general.· Follow competitors and conduct technical capability analysis regularly.· Provide internal and customer training on how to use the product.· Answer incoming questions about the product and its capabilities to support Sales & Marketing teams.· Assess, document, and address technical risks in collaboration with architecture and product development teams.· Serve as a product evangelist and subject matter expert to the technical/developer community.· Coordinate beta tests and define success criteria for testing and product acceptance.· Facilitate the creation and maintenance of proper product documentation.· Lead technical pre-sales activities and technical product/solution demos supporting sales & marketing team. Required Knowledge/Skills, Education, And Experience:• Bachelors’ Degree with 5 years of Product Engineering/ Technical Product Management experience (3+ years with master’s degree) for Power Transmission & Distribution System Automation & Control Software Domain• Agile based SDLC experience with enterprise level environments for 5+ years• 4 years' experience as a Product Owner• 2 years' experience in scrum, CICD, and DevOps.• Experienced in requirements gathering and aggregation.• Experience in digital/software solutions for Electrical Power Transmission & Distribution Industry.• Scripting / Programming skills. USA Work Authorization: Visa sponsorship or transfer of an existing visa is not available for this position. Applicants must be authorized to work directly for any employer in the United States without visa sponsorship or transfer. Equal Employment Opportunity StatementL&T is an Equal Opportunity and Affirmative Action Employer encouraging diversity in the workplace. All qualified applicants will receive consideration for employment without regard to their race, color, creed, religion, national origin, citizenship status, ancestry, sex, age, physical or mental disability unrelated to ability, marital status, family responsibilities, pregnancy, genetic information, sexual orientation, gender expression, gender identity, transgender, sex stereotyping, order of protection status, protected veteran or military status, or an unfavorable discharge from military service, and other categories protected by federal, state or local law. EEO is the LawApplicants and employees are protected under Federal law from discrimination.To learn more, click here Equal Employment Opportunity Posters | U.S. Department of Labor (dol.gov) Pay Transparency Non-Discrimination ProvisionL&T follows Executive Order 11246, including the Pay Transparency Nondiscrimination Provision. To learn more, Click here (https://www.dol.gov/sites/dolgov/files/OFCCP/pdf/pay-transp\%20English\formattedESQA508c.pdf) California Privacy NoticeCalifornia residents have the right to receive additional notices about their personal information.

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