Prepare for and practice interview questions from Starkey Hearing Technologies.

Starkey Hearing Technologies Interview Questions

Starkey Hearing Technologies Interview Guides

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 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

In an A/B test, how can you check if assignment to the various buckets was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

In an A/B test, which of the following is a common method to determine if the assignment to the test groups was truly random?

Random Bucketing

Starkey Hearing Technologies Salaries by Position

At Starkey, we are in the business of connecting people and changing lives. As a world leader in the manufacturing and delivering of advanced hearing solutions, we go to work each day to ensure every person on the planet has the opportunity to hear their very best. Founded in 1967, Starkey is known for its innovative design, development and distribution of comprehensive digital hearing systems. Headquartered in Eden Prairie, Minnesota, Starkey has more than 5,000 employees globally, operates 29+ facilities and does business in more than 100 markets worldwide. Here's a video about the people behind Starkey's groundbreaking innovation: https://www.youtube.com/watch?v=GjhRQ7qzlI0 JOB SUMMARY DESCRIPTION / PRIMARY PURPOSE OF JOB This position is responsible for research and development of signal processing algorithms in hearing aids. The Senior Engineer II signifies that at least 50% of the competencies at the Principal Subject Matter Expert level have been demonstrated. JOB RESPONSIBILITIES/RESULTS Research digital signal processing algorithms for hearing aids <ul><li>Propose the research project plan </li><li>Review the existing literature, competitive products, and patents </li><li>Propose a set of algorithm candidates </li><li>Prototype the algorithm candidates using simulation and/or various research platforms </li><li>Evaluate the algorithm candidates based on a combination of laboratory evaluation, field evaluation and benchmarking </li><li>Select the final algorithm </li><li>Generate the research report </li></ul>Actively work with product development groups to bring the research results to products <ul><li>Coordinate with the product development groups to transfer the research results to products </li><li>Provide input to the firmware requirements definition </li><li>Work with the DSP technology engineers to identify and make the design tradeoffs </li><li>Provide technical support to the clinical validation effort </li><li>Providing technical training to product development group members </li></ul>Provide technical leadership in various research and development activities <ul><li>Demonstrate technical expertise in one or more major signal processing algorithms </li><li>Serve as a principal investigator for one or more research projects </li><li>Provide technical consultation to junior engineers </li><li>Actively monitor, identify, and propose new research and development opportunities </li><li>Work with the management to maintain and enhance the group dynamics and processes </li></ul>Participate in and contribute to general DSP research and development activities <ul><li>Participate in and contribute to the relevant professional conferences </li><li>Participate in and contribute to the DSP Journal Seminar </li><li>Participate in and contribute to the competitive analysis efforts </li><li>Participate in and contribute to the benchmarking efforts </li><li>Participate in and contribute to the intellectual property related activities, such as patents </li></ul>JOB REQUIREMENTS Education <ul><li>Master's degree in Electrical Engineering or related field required. </li></ul>Experience<ul><li>Senior Engineer II: A minimum of 3 years of applicable experience is required for candidates with a Ph.D. degree </li></ul>Knowledge / Technical Requirements <ul><li>Advanced knowledge of digital signal processing and its applications required </li><li>Knowledge of audio signal processing desirable </li><li>Knowledge of hearing aid desirable </li><li>Knowledge of cochlear implant desirable </li><li>Knowledge of psychoacoustics desirable </li><li>Knowledge of acoustics desirable </li></ul>Competencies, Skills & Abilities <ul><li>Proficiency in Matlab and C/C++ required </li><li>Good verbal and written communication skills required </li><li>Good interpersonal skills are required </li><li>Technical leadership required </li><li>Proficiency in numerical reasoning and analysis required </li><li>Proficiency in troubleshooting required </li><li>Attention to details required </li><li>Background in fixed-point algorithm desirable </li><li>Background in real-time signal processing desirable </li></ul> #LI-MP1 Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities The contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. 41 CFR 60-1.35(c)

Starkey Hearing Technologies Interview Questions

Starkey Hearing Technologies Interview Guides

Starkey Hearing Technologies Interview Questions

Starkey Hearing Technologies Salaries by Position

Starkey Hearing Technologies Opening Jobs