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The Voleon Group Interview Questions

The Voleon Group Interview Guides

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

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

What is a key disadvantage of the F-test when compared to multiple t-tests?

What is a key disadvantage of the F-test when compared to multiple t-tests?

Hundreds of Hypotheses

You are testing hundreds of hypotheses with many t-tests. What considerations should be made?

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

The Voleon Group Salaries by Position

Voleon is a technology company that applies state-of-the-art machine-learning techniques to real-world problems in finance. We have led our industry for over a decade and worked at the frontier of applying machine learning to investment management. We have become a multibillion-dollar asset manager, and we have ambitious goals for the future. Your colleagues will include internationally recognized experts in machine learning research as well as highly experienced technology and finance professionals. The people who shape our company come from other backgrounds, including concert music performance, humanitarian aid, opera singing, sports writing, and BMX racing. You will be part of a team that loves to succeed together. In addition to our enriching and collegial working environment, we offer highly competitive compensation and benefits packages, technology talks by our experts, a beautiful modern office, daily catered lunches, and more. Founded in 2007 by two leading scientists (see management bios), Voleon supports a culture of curiosity and creativity. We do not silo our teams, and you will enjoy a healthy work-life balance while tackling complex problems in a collegial environment. This role makes a difference: as a machine learning company, data insights are essential to our business. Over the last few years, the Voleon Group has formed a new team to help advance our data-driven investment initiatives. As a Senior Data Scientist, you will be responsible for harvesting insights from a complex array of data and mentoring the efforts of more junior Data Scientists doing the same. Your role will involve designing systems and directing technical efforts in data curation, analysis, interpretation, and visualization, as well as communicating your findings to members of the research staff and executive leadership. This role is a means to make a difference: as a machine learning company, data insights are essential to our business. Responsibilities <ul> <ul><li>Work closely with Technical Product Owners to prioritize high-level needs around analytics and insight extraction, proceeding autonomously with implementation details </li><li>Proactively identify abnormal production behavior, investigate and rationalize this behavior, and/or guiding other Data Scientists to do so </li><li>Communicate results of investigations clearly to relevant stakeholders, with actionable insights clearly highlighted and prioritized </li><li>Design analysis pipelines that automate those analyses found to be valuable for ongoing monitoring, overseeing their implementation, and successful deployment </li><li>Guide and manage the technical efforts of other Data Scientists </li><li>Cultivate in yourself and other Data Scientists some expertise in financial and statistical analysis to gain actionable insights into our production trading and research systems </li></ul> </ul>Requirements <ul> <ul><li>3+ years of applied end-to-end industry experience, including internships working with complex datasets, including curation, querying, aggregation, exploratory data analysis, and visualization </li><li>Experience using statistical methods to analyze data, identify patterns, conduct root cause analysis, discover insights, and recommend solutions </li><li>Ability to frame and answer questions quantitatively </li><li>Ability to infer useful forward-looking directions from results of retrospective analysis </li><li>Fluency in managing, processing, and visualizing tabular data using a combination of SQL, Pandas, and R </li><li>Basic software development tooling skills, including bash, Unix, and git </li><li>Ability to refine requirements from ambiguous requests to produce reports demonstrating excellence in communication </li><li>Bachelor's and Master's degrees in quantitative disciplines (statistics, biostatistics, data science, computer science, or a related field) </li></ul> </ul>Preferred <ul> <ul><li>Experience leading the efforts of a team of technical contributors </li><li>Prior industry experience or displayed interest in finance, such as related academic projects, coursework in financial engineering, or industry internships </li> <li>Experience developing in a production-facing environment and familiarity with standard concepts and tooling, e.g., CI/CD, git, Airflow </li></ul> </ul> Compensation The base salary range for this position is $190,000 to $230,000 in the location(s) of this posting. Individual salaries are determined through a variety of factors, including, but not limited to, education, experience, knowledge, skills, and geography. Base salary does not include other forms of total compensation, such as bonus compensation and other benefits. Our benefits package includes medical, dental, and vision coverage, life and AD&D insurance, 20 days of paid time off, nine sick days, and a 401(k) plan with a company match. "Friends of Voleon" Candidate Referral Program If you have a great candidate in mind for this role and would like to have the potential to earn $15,000 if your referred candidate is successfully hired and employed by The Voleon Group, please use this form to submit your referral. For more details regarding eligibility, terms, and conditions, please review the Voleon Referral Bonus Program. Equal Opportunity Employer The Voleon Group is an Equal Opportunity employer. Applicants are considered without regard to race, color, religion, creed, national origin, age, sex, gender, marital status, sexual orientation and identity, genetic information, veteran status, citizenship, or any other factors prohibited by local, state, or federal law. Vaccination Requirement The Voleon Group has implemented a policy requiring all employees who will be entering our worksite, including new hires, to be fully vaccinated with the COVID-19 vaccine. This policy also applies to remote employees, who will be asked to visit our offices from time to time. To the extent permitted by applicable law, proof of vaccination will be required as a condition of employment. This policy is part of Voleon's ongoing efforts to ensure our employees' and community's safety and well-being, and to support public health efforts.

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Data Scientist Responsibilities Confirmation  Voleon Data Scientists draw actionable insights out of our large, complex data sets. They contribute to understanding our systematic trading systems. This work requires a firm foundation in statistics and data analysis. Data Scientists are not directly involved in developing predictive models. Please confirm that you understand the Data Scientist’s role at Voleon. ✱
Target Start Date  US Work Authorization  Are you legally authorized to work in the United States? ✱
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Will you now or in the future require visa sponsorship? ✱  Yes
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If you require visa sponsorship now or in the future; please provide more detail.
#J-18808-Ljbffr

Voleon is a technology company that applies state-of-the-art machine learning techniques to real-world problems in finance. For more than a decade, we have led our industry and worked at the frontier of applying machine learning to investment management. We have become a multibillion-dollar asset manager, and we have ambitious goals for the future. Your colleagues will include internationally recognized experts in machine learning research as well as highly experienced technology and finance professionals. The people who shape our company come from other backgrounds, too, including concert music performance, humanitarian aid, opera singing, sports writing, and BMX racing. You will be part of a team that loves to succeed together. In addition to our enriching and collegial working environment, we offer highly competitive compensation and benefits packages, technology talks by our experts, a beautiful modern office, daily catered lunches, and more. The Voleon Group is forming a new team to help advance our data-driven investment initiatives. As a Data Scientist, you will be responsible for harvesting insights from a complex array of data. Your role will involve data curation, analysis, interpretation, visualization, and communication of your findings to members of the research staff and executive leadership. This role is a means to make a difference: as a machine learning company, data insights are essential to our business. Responsibilities Design and implement systems to ensure data correctness and monitor data health in data stores and live feeds Proactively identify abnormal production behavior and communicate them clearly to relevant stakeholders Perform extemporaneous analyses on research and production trading systems with leadership Harness financial expertise and statistical analysis to gain actionable insights into our production trading and research systems Design and implement analysis pipelines that automate those analyses found to be valuable for ongoing monitoring Requirements 1 years of applied end-to-end industry experience, including internships working with complex datasets, including curation, querying, aggregation, exploratory data analysis, and visualization Experience using statistical methods to analyze data, identify patterns, conduct root cause analysis, discover insights, and recommend solutions Ability to frame and answer questions mathematically Ability to infer useful forward-looking directions from results of retrospective analysis Fluency in managing, processing, and visualizing tabular data using a combination of SQL, Pandas, and R Basic software development skills and experience with bash, linux/unix, and git Ability to refine requirements from ambiguous requests to produce reports demonstrating excellence in communication Bachelor's degree in a quantitative discipline (statistics, biostatistics, data science, computer science, or a related field) Preferred Master's degree in a quantitative discipline Prior industry experience or displayed interest in finance, such as related academic projects, coursework in financial engineering, or industry internships Experience developing in a production-facing environment and familiarity with standard concepts and tooling, e.g., CI/CD, git, Airflow Compensation The base salary range for this position is $150,000 to $190,000 in the location(s) of this posting. Individual salaries are determined through a variety of factors, including, but not limited to, education, experience, knowledge, skills, and geography. Base salary does not include other forms of total compensation, such as bonus compensation and other benefits. Our benefits package includes medical, dental, and vision coverage, life and AD&D insurance, 20 days of paid time off, 9 sick days, and a 401(k) plan with a company match. "Friends of Voleon" Candidate Referral Program If you have a great candidate in mind for this role and would like to have the potential to earn $7,500 if your referred candidate is successfully hired and employed by The Voleon Group, please use this form to submit your referral. For more details regarding eligibility, terms and conditions please make sure to review the Voleon Referral Bonus Program. Equal Opportunity Employer The Voleon Group is an Equal Opportunity employer. Applicants are considered without regard to race, color, religion, creed, national origin, age, sex, gender, marital status, sexual orientation and identity, genetic information, veteran status, citizenship, or any other factors prohibited by local, state, or federal law. Vaccination Requirement The Voleon Group has implemented a policy requiring all employees who will be entering our worksite, including new hires, to be fully vaccinated with the COVID-19 vaccine. This policy also applies to remote employees, as such employees will be asked to visit our offices from time to time. To the extent permitted by applicable law, proof of vaccination will be required as a condition of employment. This policy is part of Voleon's ongoing efforts to ensure the safety and well-being of our employees and community, and to support public health efforts. LI-MD1

File exceeds the maximum upload size of 100MB. Please try a smaller size.Full name ✱PhoneNo location found. Try entering a different locationLoadingCurrent company<h3>Links</h3>LinkedIn URLTwitter URLOther website<h3>Data Scientist Responsibilities Confirmation</h3>Voleon Data Scientists draw actionable insights out of our large, complex data sets. They contribute to understanding our systematic trading systems. This work requires a firm foundation in statistics and data analysis. Data Scientists are not directly involved in developing predictive models. Please confirm that you understand the Data Scientist’s role at Voleon. ✱<h3>Target Start Date</h3><h3>US Work Authorization</h3>Are you legally authorized to work in the United States? ✱<ul><li>Yes</li><li>No</li></ul>Will you now or in the future require visa sponsorship? ✱<ul><li>Yes</li><li>No</li></ul>If you require visa sponsorship now or in the future; please provide more detail.
#J-18808-Ljbffr

Voleon is a technology company that applies state-of-the-art machine-learning techniques to real-world problems in finance. We have led our industry for over a decade and worked at the frontier of applying machine learning to investment management. We have become a multibillion-dollar asset manager, and we have ambitious goals for the future. Your colleagues will include internationally recognized experts in machine learning research as well as highly experienced technology and finance professionals. The people who shape our company come from other backgrounds, including concert music performance, humanitarian aid, opera singing, sports writing, and BMX racing. You will be part of a team that loves to succeed together. In addition to our enriching and collegial working environment, we offer highly competitive compensation and benefits packages, technology talks by our experts, a beautiful modern office, daily catered lunches, and more. Founded in 2007 by two leading scientists (see management bios), Voleon supports a culture of curiosity and creativity. We do not silo our teams, and you will enjoy a healthy work-life balance while tackling complex problems in a collegial environment. This role makes a difference: as a machine learning company, data insights are essential to our business. Over the last few years, the Voleon Group has formed a new team to help advance our data-driven investment initiatives. As a Senior Data Scientist, you will be responsible for harvesting insights from a complex array of data and mentoring the efforts of more junior Data Scientists doing the same. Your role will involve designing systems and directing technical efforts in data curation, analysis, interpretation, and visualization, as well as communicating your findings to members of the research staff and executive leadership. This role is a means to make a difference: as a machine learning company, data insights are essential to our business. Responsibilities Work closely with Technical Product Owners to prioritize high-level needs around analytics and insight extraction, proceeding autonomously with implementation details
Proactively identify abnormal production behavior, investigate and rationalize this behavior, and/or guiding other Data Scientists to do so
Communicate results of investigations clearly to relevant stakeholders, with actionable insights clearly highlighted and prioritized
Design analysis pipelines that automate those analyses found to be valuable for ongoing monitoring, overseeing their implementation, and successful deployment
Guide and manage the technical efforts of other Data Scientists
Cultivate in yourself and other Data Scientists some expertise in financial and statistical analysis to gain actionable insights into our production trading and research systems
Requirements 3+ years of applied end-to-end industry experience, including internships working with complex datasets, including curation, querying, aggregation, exploratory data analysis, and visualization
Experience using statistical methods to analyze data, identify patterns, conduct root cause analysis, discover insights, and recommend solutions
Ability to frame and answer questions quantitatively
Ability to infer useful forward-looking directions from results of retrospective analysis
Fluency in managing, processing, and visualizing tabular data using a combination of SQL, Pandas, and R
Basic software development tooling skills, including bash, Unix, and git
Ability to refine requirements from ambiguous requests to produce reports demonstrating excellence in communication
Bachelor's and Master's degrees in quantitative disciplines (statistics, biostatistics, data science, computer science, or a related field)
Preferred Experience leading the efforts of a team of technical contributors
Prior industry experience or displayed interest in finance, such as related academic projects, coursework in financial engineering, or industry internships
Experience developing in a production-facing environment and familiarity with standard concepts and tooling, e.g., CI/CD, git, Airflow Compensation The base salary range for this position is $190,000 to $230,000 in the location(s) of this posting. Individual salaries are determined through a variety of factors, including, but not limited to, education, experience, knowledge, skills, and geography. Base salary does not include other forms of total compensation, such as bonus compensation and other benefits. Our benefits package includes medical, dental, and vision coverage, life and AD&D insurance, 20 days of paid time off, nine sick days, and a 401(k) plan with a company match. "Friends of Voleon" Candidate Referral Program If you have a great candidate in mind for this role and would like to have the potential to earn $15,000 if your referred candidate is successfully hired and employed by The Voleon Group, please use this form to submit your referral. For more details regarding eligibility, terms, and conditions, please review the Voleon Referral Bonus Program. Equal Opportunity Employer The Voleon Group is an Equal Opportunity employer. Applicants are considered without regard to race, color, religion, creed, national origin, age, sex, gender, marital status, sexual orientation and identity, genetic information, veteran status, citizenship, or any other factors prohibited by local, state, or federal law. Vaccination Requirement The Voleon Group has implemented a policy requiring all employees who will be entering our worksite, including new hires, to be fully vaccinated with the COVID-19 vaccine. This policy also applies to remote employees, who will be asked to visit our offices from time to time. To the extent permitted by applicable law, proof of vaccination will be required as a condition of employment. This policy is part of Voleon's ongoing efforts to ensure our employees' and community's safety and well-being, and to support public health efforts.

The Voleon Group is forming a new team to help advance our data-driven investment initiatives. As a Data Scientist, you will be responsible for harvesting insights from a complex array of data. Your role will involve data curation, analysis, interpretation, visualization, and communication of your findings to members of the research staff and executive leadership. This role is a means to make a difference: as a machine learning company, data insights are essential to our business.

Voleon is a technology company that applies state-of-the-art machine learning techniques to real-world problems in finance. For more than a decade, we have led our industry and worked at the frontier of applying machine learning to investment management. We have become a multibillion-dollar asset manager, and we have ambitious goals for the future. Your colleagues will include internationally recognized experts in machine learning research as well as highly experienced technology and finance professionals. The people who shape our company come from other backgrounds, too, including concert music performance, humanitarian aid, opera singing, sports writing, and BMX racing. You will be part of a team that loves to succeed together. In addition to our enriching and collegial working environment, we offer highly competitive compensation and benefits packages, technology talks by our experts, a beautiful modern office, daily catered lunches, and more. The Voleon Group is forming a new team to help advance our data-driven investment initiatives. As a Data Scientist, you will be responsible for harvesting insights from a complex array of data. Your role will involve data curation, analysis, interpretation, visualization, and communication of your findings to members of the research staff and executive leadership. This role is a means to make a difference: as a machine learning company, data insights are essential to our business. Responsibilities <ul> <ul><li>Design and implement systems to ensure data correctness and monitor data health in data stores and live feeds </li><li>Proactively identify abnormal production behavior and communicate them clearly to relevant stakeholders </li><li>Perform extemporaneous analyses on research and production trading systems with leadership </li> <li>Harness financial expertise and statistical analysis to gain actionable insights into our production trading and research systems </li><li>Design and implement analysis pipelines that automate those analyses found to be valuable for ongoing monitoring </li></ul> </ul>Requirements <ul> <ul><li>1+ years of applied end-to-end industry experience, including internships working with complex datasets, including curation, querying, aggregation, exploratory data analysis, and visualization </li><li>Experience using statistical methods to analyze data, identify patterns, conduct root cause analysis, discover insights, and recommend solutions </li><li>Ability to frame and answer questions mathematically </li><li>Ability to infer useful forward-looking directions from results of retrospective analysis </li><li>Fluency in managing, processing, and visualizing tabular data using a combination of SQL, Pandas, and R </li><li>Basic software development skills and experience with bash, linux/unix, and git </li><li>Ability to refine requirements from ambiguous requests to produce reports demonstrating excellence in communication </li><li>Bachelor's degree in a quantitative discipline (statistics, biostatistics, data science, computer science, or a related field) </li></ul> </ul>Preferred <ul> <ul><li>Master's degree in a quantitative discipline </li><li>Prior industry experience or displayed interest in finance, such as related academic projects, coursework in financial engineering, or industry internships </li> <li>Experience developing in a production-facing environment and familiarity with standard concepts and tooling, e.g., CI/CD, git, Airflow </li></ul> </ul> Compensation The base salary range for this position is $150,000 to $190,000 in the location(s) of this posting. Individual salaries are determined through a variety of factors, including, but not limited to, education, experience, knowledge, skills, and geography. Base salary does not include other forms of total compensation, such as bonus compensation and other benefits. Our benefits package includes medical, dental, and vision coverage, life and AD&D insurance, 20 days of paid time off, 9 sick days, and a 401(k) plan with a company match. "Friends of Voleon" Candidate Referral Program If you have a great candidate in mind for this role and would like to have the potential to earn $7,500 if your referred candidate is successfully hired and employed by The Voleon Group, please use this form to submit your referral. For more details regarding eligibility, terms and conditions please make sure to review the Voleon Referral Bonus Program. Equal Opportunity Employer The Voleon Group is an Equal Opportunity employer. Applicants are considered without regard to race, color, religion, creed, national origin, age, sex, gender, marital status, sexual orientation and identity, genetic information, veteran status, citizenship, or any other factors prohibited by local, state, or federal law. Vaccination Requirement The Voleon Group has implemented a policy requiring all employees who will be entering our worksite, including new hires, to be fully vaccinated with the COVID-19 vaccine. This policy also applies to remote employees, as such employees will be asked to visit our offices from time to time. To the extent permitted by applicable law, proof of vaccination will be required as a condition of employment. This policy is part of Voleon's ongoing efforts to ensure the safety and well-being of our employees and community, and to support public health efforts. #LI-MD1

Over the last few years, the Voleon Group has formed a new team to help advance our data-driven investment initiatives. As a Senior Data Scientist, you will be responsible for harvesting insights from a complex array of data and mentoring the efforts of more junior Data Scientists doing the same. Your role will involve designing systems and directing technical efforts in data curation, analysis, interpretation, and visualization, as well as communicating your findings to members of the research staff and executive leadership. This role is a means to make a difference: as a machine learning company, data insights are essential to our business.

The Voleon Group Interview Questions

The Voleon Group Interview Guides

The Voleon Group Interview Questions

The Voleon Group Salaries by Position

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