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Harris computer systems Interview Questions

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<p>Suppose there exists a new airline named Jetco that flies domestically across North America. Jetco recently had a study commissioned that tested the boarding time of every airline, and it came out that Jetco had the fastest average boarding times of any airline.</p>

<p>What factors could have biased this result, and what would you look into?</p>


<p>What could potentially bias the average boarding time in favor of an airline that only flies domestically?</p>

What could potentially bias the average boarding time in favor of an airline that only flies domestically?

Boarding Times Bias

A new airline came out as the fastest average boarding times compared to other airlines.  What factors could have biased this result and what would you look into?

<p>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.</p>

<p>How would you assess the validity of the result?</p>


Experiment Validity

<p>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.</p>

<p>Write a query to randomly sample a row from this table.</p>

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

<p><code>big_table</code> table</p>

<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

Harris computer systems Salaries by Position

<p>Senior Software Engineer (Billing and Accounting)

Systems & Software - Remote

A division of Harris; Systems & Software, an industry leader in the Utility CIS space, is looking for a Senior Software Engineer, to focus on business application development. You'll get to design new features, maintain a best-in-breed software package, and craft quotes that will help drive our customers and the overall utility space forward. We are especially looking for engineers with experience with billing and accounting applications, and with direct experience in the utility sector. You will have the opportunity to work with some of the industry’s most brilliant minds, supported by the latest cutting-edge tools and hardware.

This remote role welcomes candidates anywhere in Canada and the US.

What will be your impact?

Provide technical leadership and mentoring to team members
Assist Professional Services, R&D and Support Departments with design reviews and escalated issues
Work with QA, promote best practices to ensure a high level of quality within the team
Manage code reviews and closely participate in providing feedback on others’ designs/code
Identify and mitigate issues and risks that could negatively impact project timelines
Employ accounting best practices in designing billing and reporting applications
Support utilities in financial auditing

What are we looking for?

B.S. in Computer Science, Computer Information Systems, Math, Accounting, or equivalent work experience
5+ years of professional software development experience
A passion for mathematical (including algebraic) problem solving
Unix/Linux knowledge/background
Experience with Oracle and PL/SQL or MS SQL Server and Transact-SQL
Possess an excellent work ethic, high level of initiative, aptitude, and energy to succeed in a fast-paced environment
Has excellent interpersonal skills and effectively communicates well with both internal and external resources
Has mindset and desire to embrace learning, working well within a team or unsupervised

What Will Help You Stand Out

Experience programming in COBOL, Visual Basic, Haskell, and/or LISP
Experience with billing and/or accounting applications is highly desired
Knowledge of the utility sector
Experience working directly with clients

What We Offer

The opportunity to work on challenging projects
3 weeks' vacation and 5 personal days
Comprehensive Medical, Dental and Vision coverage from your first day of employment
Employee stock ownership and RRSP/401k matching programs
Flexible work options

About Systems & Software

Since 1973 it has been our unrelenting mission at Systems and Software to provide quality customer information system solutions to municipal and investor-owned utilities. To achieve that mission, we fully understand the importance of a committed, engaged group of developers, implementers and support staff. Click here (https://www.ssivt.com/) to learn more about Systems and Software!

About Harris

Harrisis a leading provider of mission critical software to the public sector in North America. As a wholly owned subsidiary of Constellation Software Inc. (“CSI”, symbol CSU on the TSX), Harris has become the cornerstone for CSI’s investment in utility, local government, school districts, public safety, and healthcare software verticals. Our success has been realized through investments in our proprietary software and market expertise. This focus, combined with acquiring businesses that build upon or complement our offerings, has helped drive our success. Harris will continue to growth through reinvestment – both in the people and products that we offer and making investments in acquiring new businesses.
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Harris computer systems Interview Questions

Harris computer systems Interview Guides

Harris computer systems Interview Questions

Harris computer systems Salaries by Position

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