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Fujitsu Interview Questions

A/B Testing

Algorithms

Analytics

Machine Learning

Probability

Product Metrics

Python

Statistics

Fujitsu Interview Guides

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?

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

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.

What factors could have biased this result, and what would you look into?

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

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?

Fujitsu Salaries by Position

Job Description

Candidates need to go onsite to the client site Newnan GA, at least two or three days a week or on a need basis

Job Description & Requirements:
Designing and creating data models to effectively store and retrieve information.
Developing and implementing the overall data infrastructure, including data warehousing and analytics systems.
Establishing and enforcing data standards, policies, and procedures to ensure data quality and integrity.
Identify list of Data Items for conversion
Identify Data attributes (fields) for each item
Create/Update data templates
Create/Update data load steps
Implementing and managing data security measures to protect sensitive information
Designing integrations between different data sources to create a unified view of data
Work with other teams, including development, business, and data engineering to align data infrastructure and business needs
Ensure adherence to data governance principles and standards
Managing and organizing metadata to improve data discoverability and usability
Leading, Planning and executing data migrations to new systems or platforms
Monitoring and optimizing the performance of data systems and infrastructure
Skill and Experience Requirements:    Bachelor's or Master's degree in Computer Science, Data Science, or a related field or equivalent work experience
Proven experience as a Data Architect, Data Engineer, or similar role (5+ years)
Expertise in SQL, NoSQL, and cloud-based databases (e.g., AWS, Azure, Google Cloud).
Strong knowledge of ETL processes, data warehousing, and big data technologies.
Familiarity with data visualization tools (e.g., Tableau, Power BI).
Excellent problem-solving and communication skills.
Experience leading a team of 3 or more direct reports
Familiarity with ETL tools and ELT frameworks for data transformation and loading
Experience with cloud platforms like AWS, Azure, or Google Cloud Platform. Proficiency in SQL, Python, and potentially other languages like Java or Scala.
Experience with various database systems, including relational databases (SQL), NoSQL databases, and data warehousing solutions.
Understanding of data warehousing concepts, technologies, and best practices.
Ability to design and implement data models to support business needs.
Understanding of data governance principles and security best practices.
Knowledge of software engineering principles, such as design patterns, version control, and testing methodologies.
Excellent troubleshooting, analysis and problem-solving skills
Ability to effectively prioritize and escalate issues as required
Excellent written and verbal communication skills
Detailed, organized, and results-oriented
Ability to multi-task and perform effectively under pressure
Ability to work effectively in a fast paced, high energy, team-oriented environment.
Strong communication skills
Client facing
Preferred Qualifications:    Salesforce certifications - - Salesforce Certified Data Architect, Salesforce Administrator).
Understanding of Manufacturing and/or Supply Chain Business processes is preferred but not required
Certifications in Data Architecture, Cloud Computing, or Database Management.
Experience with big data technologies and AI-driven data solutions.
Knowledge of data privacy regulations (e.g., GDPR, CCPA).

About Us

Fujitsu at a Glance

Fujitsu is a leading information and communication technology (ICT) company, headquartered in Japan, offering a full range of technology products, solutions, and services. Approximately 132,000 Fujitsu people support customers in more than 100 countries. We use our experience and the power of ICT to shape the future of society with our customers.

We are a corporate culture that places great value on the pursuit of new possibilities previously unimagined and brings them to fruition. This has been the foundation of Fujitsu's success since its inception. In an increasingly competitive world, in which the pace of change continues to accelerate, Fujitsu must strive for continuous innovation. Each and every employee will rise to the challenge of creating new value amid changes in the management environment, technology, society and the marketplace. With a spirit of challenge, we are committed to the continuous creation of new value. Fujitsu wants innovators like you!

At Fujitsu, one of our corporate principles is "We respect human rights". This principle underpins all our corporate and individual activities and guides the actions of every Fujitsu Group member. We embrace diversity and equal opportunity. Qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. By empowering people, we can unleash our collective strengths to create a better experience for our employees, our customers, and our partners.

California Consumer Privacy Act (CPPA), read here

Data EngineerMadridHybrid way of working Would you like to work for a worldwide IT leading firm and join our Center of Excellence in Analytics & Data Science in EMEIA? Do you have a solid background in leading projects in the Healthcare area? Do you enjoy helping customers to enhance their business by achieving the delivery and implementation of projects with Quality and on time? Are you business minded, proactive, curious, and independent? If so, we would like you to join our team in Madrid! In the CoE of Advanced Analytics in Fujitsu we are currently looking for a Data Engineer with experience in data processing and analysis within healthcare environments. The ideal candidate will be skilled in statistical tools such as SPSS and Python, and capable of handling data from various sources—including relational databases, OLAP cubes, and public health information systems—to support clinical, epidemiological, and health policy decision-making. As our future Data Engineer, you will: <ul><li>Join an interdisciplinary team committed to leveraging data for informed public health decision-making.</li><li>Extract and process data from multiple sources such as multidimensional cubes, SQL databases, and health surveillance systems.</li><li>Generate frequency tables and descriptive statistics for epidemiological reports (e.g., vaccination tracking).</li><li>Develop scripts and automated processes for data cleaning, integration, and validation.</li><li>Document workflows and results clearly for collaboration with clinical or analytical teams.</li><li>Collaborate with healthcare and analytics professionals to align data work with operational goals.</li><li>Ensure compliance with data protection regulations (e.g., GDPR) when handling sensitive information.</li></ul> Your profile You have a Bachelor’s degree in Telecommunications, Computer Science, or Engineering, and at least 1 year of experience in a similar position, preferably within the IT and/or consultancy industry. <ul><li>Proven experience using SPSS and Python for statistical analysis.</li><li>Experience working with healthcare databases or clinical records.</li><li>Basic knowledge of SQL for querying and extracting data from relational databases.</li><li>Familiarity with OLAP cube systems (e.g., multidimensional cube navigation) is a plus.</li><li>Strong analytical and critical thinking applied to healthcare data contexts.</li><li>Good communication skills to collaborate with non-technical teams.</li><li>Organized and autonomous, with a hybrid/remote work modality and openness to on-site work when system access requires it.</li></ul> Shape your world and achieve together We want the best people on our team, so we welcome and encourage applications from people with a diverse variety of experiences, backgrounds, and identities. We are committed to equality of opportunity for all. If you want to work alongside people with different ideas, in an inclusive business, that will welcome you and support you, come and co-create the future at Fujitsu. What is in it for you? When you join our team, you’ll be part of a supportive, expert-driven environment where your growth and well-being are priorities. We offer: <ul><li>An attractive, competitive salary aligned with the role, with performance-based reviews</li><li>A variable bonus scheme and comprehensive social benefits.</li><li>The option to work in a hybrid environment with flexible working hours to promote a healthy work-life balance.</li><li>Opportunities to contribute to innovative projects across diverse industries.</li><li>Continuous learning and career development, including training in top-tier tools and emerging areas.</li><li>Ample room for personal and professional growth, with the chance to build an international career.</li><li>The opportunity to work at a company recognized as a Great Place to Work, with a culture centered on people and innovation.</li></ul> About Fujitsu Since being founded in Japan in 1935, we have continued to demonstrate our technological prowess and the persistent pursuit of innovation. As a world-leading digital transformation partner, our business structure is aligned with the modern digital world. We use our experience and the power of IT to shape the future of society with our customers. More information: <a>www.fujitsu.com</a>

About Fujitsu Network Communications, Inc.
Join us, Fujitsu wants innovators like you! Fujitsu Network Communications, Inc. is part of the global Fujitsu group of technology companies. Were bringing the power of Digital Transformation (DX) to the network operators, communications service providers, and internet content providers that keep the world connected. We combine 30-plus years of expertise in multivendor network technology with customer service excellence and best-in-class network hardware, software, and services as we design, build, operate, and maintain the critical infrastructure for wireless and wireline communications. The Fujitsu group is committed to doing the right thing, as well as to supporting the communities where we do business. Were also a diverse, inclusive, and innovative workplace that achieves together. We offer highly competitive compensation, benefits, and career development opportunities, as well as flexible options for working your way. See what working at Fujitsu looks like at https://www.linkedin.com/company/fujitsu/life/americas/ . For more information, please visit http://us.fujitsu.com/telecom .
Req ID:16240
The Information Security Risk Analyst will be responsible for promoting proper risk analysis for Fujitsu companies in North America, Brazil, and the Caribbean, assisting these Fujitsu companies to complete relevant risk assessments and properly handle existing risks. Fujitsu's Information Security Risk Management program is based on the NIST Risk Management Framework, and is built to ensure a consistent process across all Fujitsu companies. This position will provide an excellent opportunity for a candidate to interact with a global team in a large, international organization, learning about the risks we must manage, and making a difference within the company.
Specific responsibilities for this role include:
Understand Risk Management standards, both at Fujitsu and within the industry

Clearly communicate requirements related to RM, translating security language to plain English

Develop relevant training and presentations

Train system owners and system administrators on how to perform a risk assessment

Validate risk assessment completion, and vet for thoroughness and consistency

Track action items related remediation activities for identified risks

Create status reports to notify management of program and project status

Lead meetings for various business groups

Provide relevant, constructive feedback on proposed new processes or documentation

Required Experience and Skills
Familiarity with NIST Risk Management Framework

Demonstrated experience performing formal or informal audits against industry security standards (for example, NIST CSF), or responding to such audits.

Detail-oriented, able to concurrently track action items from a wide variety of organizational units

Ability to clearly communicate audit results to all levels of the organization, including deficiencies and remediation requirements

Passion for staying abreast of industry trends

Minimum of 4 combined years in the following functions:

Information Technology

Cybersecurity

Audit

Excellent written communication skills, with the ability to clearly communicate expectations to other personnel, and author policies

Additional preferred capabilities and experience include

Audit or Security Certifications are desirable (e.g., ISO 27001 Lead Auditor or CISSP)

As we are looking for a remote position, the disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. Fujitsu aligns salaries to the specific geographic location in which the work is primarily performed. It is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the circumstances of each situation. The pay range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to: specific skills, qualifications, experience, and comparison to other employees already in this role. The pay range for this position is estimated at $98,350 to $157,360 USD. Additionally, this role may be eligible for a short-term incentive based on company results and individual performance.?
As a technology company, Fujitsu recognizes that human resources are its most important capital. To create an environment where all employees can work positively and healthily, both in mind and body, we offer a full range of health,? 401K, and other benefits.
At Fujitsu, one of our corporate principles is "We respect human rights." This principle underpins our corporate and individual activities and guides the actions of every Fujitsu Group member. We embrace diversity and equal opportunity. Qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. By empowering people, we can unleash our collective strengths to create a better experience for our employees, our customers, and our partners.
California Privacy Act: https://www.fujitsu.com/us/Images/CALIFORNIA-CONSUMER-PRIVACY-ACT-NOTICE.pdf

About Fujitsu Network Communications, Inc.
Join us, Fujitsu wants innovators like you! Fujitsu Network Communications, Inc. is part of the global Fujitsu group of technology companies. We’re bringing the power of Digital Transformation (DX) to the network operators, communications service providers, and internet content providers that keep the world connected. We combine 30-plus years of expertise in multivendor network technology with customer service excellence and best-in-class network hardware, software, and services as we design, build, operate, and maintain the critical infrastructure for wireless and wireline communications. The Fujitsu group is committed to doing the right thing, as well as to supporting the communities where we do business. We’re also a diverse, inclusive, and innovative workplace that achieves together. We offer highly competitive compensation, benefits, and career development opportunities, as well as flexible options for working your way. See what working at Fujitsu looks like at https://www.linkedin.com/company/fujitsu/life/americas/ . For more information, please visit http://us.fujitsu.com/telecom .
Req ID:16240
The Information Security Risk Analyst will be responsible for promoting proper risk analysis for Fujitsu companies in North America, Brazil, and the Caribbean, assisting these Fujitsu companies to complete relevant risk assessments and properly handle existing risks. Fujitsu's Information Security Risk Management program is based on the NIST Risk Management Framework, and is built to ensure a consistent process across all Fujitsu companies. This position will provide an excellent opportunity for a candidate to interact with a global team in a large, international organization, learning about the risks we must manage, and making a difference within the company.
Specific responsibilities for this role include:
<ul>
<li>
Understand Risk Management standards, both at Fujitsu and within the industry
</li>
<li>
Clearly communicate requirements related to RM, translating security language to plain English
</li>
<li>
Develop relevant training and presentations
</li>
<li>
Train system owners and system administrators on how to perform a risk assessment
</li>
<li>
Validate risk assessment completion, and vet for thoroughness and consistency
</li>
<li>
Track action items related remediation activities for identified risks
</li>
<li>
Create status reports to notify management of program and project status
</li>
<li>
Lead meetings for various business groups
</li>
<li>
Provide relevant, constructive feedback on proposed new processes or documentation
</li>
</ul>
Required Experience and Skills
<ul>
<li>
Familiarity with NIST Risk Management Framework
</li>
<li>
Demonstrated experience performing formal or informal audits against industry security standards (for example, NIST CSF), or responding to such audits.
</li>
<li>
Detail-oriented, able to concurrently track action items from a wide variety of organizational units
</li>
<li>
Ability to clearly communicate audit results to all levels of the organization, including deficiencies and remediation requirements
</li>
<li>
Passion for staying abreast of industry trends
</li>
<li>
Minimum of 4 combined years in the following functions:
</li>
<li>
Information Technology
</li>
<li>
Cybersecurity
</li>
<li>
Audit
</li>
<li>
Excellent written communication skills, with the ability to clearly communicate expectations to other personnel, and author policies
</li>
<li>
Additional preferred capabilities and experience include
</li>
<li>
Audit or Security Certifications are desirable (e.g., ISO 27001 Lead Auditor or CISSP)
</li>
</ul>
As we are looking for a remote position, the disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. Fujitsu aligns salaries to the specific geographic location in which the work is primarily performed. It is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the circumstances of each situation. The pay range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to: specific skills, qualifications, experience, and comparison to other employees already in this role. The pay range for this position is estimated at $98,350 to $157,360 USD. Additionally, this role may be eligible for a short-term incentive based on company results and individual performance.​
As a technology company, Fujitsu recognizes that human resources are its most important capital. To create an environment where all employees can work positively and healthily, both in mind and body, we offer a full range of health,​ 401K, and other benefits.
At Fujitsu, one of our corporate principles is "We respect human rights." This principle underpins our corporate and individual activities and guides the actions of every Fujitsu Group member. We embrace diversity and equal opportunity. Qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. By empowering people, we can unleash our collective strengths to create a better experience for our employees, our customers, and our partners.
California Privacy Act: https://www.fujitsu.com/us/Images/CALIFORNIA-CONSUMER-PRIVACY-ACT-NOTICE.pdf

Job Description

Job Description & Requirements:
Designing and creating data models to effectively store and retrieve information.
Developing and implementing the overall data infrastructure, including data warehousing and analytics systems.
Establishing and enforcing data standards, policies, and procedures to ensure data quality and integrity.
Identify list of Data Items for conversion
Identify Data attributes (fields) for each item
Create/Update data templates
Create/Update data load steps
Implementing and managing data security measures to protect sensitive information
Designing integrations between different data sources to create a unified view of data
Work with other teams, including development, business, and data engineering to align data infrastructure and business needs
Ensure adherence to data governance principles and standards
Managing and organizing metadata to improve data discoverability and usability
Leading, Planning and executing data migrations to new systems or platforms
Monitoring and optimizing the performance of data systems and infrastructure
Skill and Experience Requirements:    Bachelor's or Master's degree in Computer Science, Data Science, or a related field or equivalent work experience
Proven experience as a Data Architect, Data Engineer, or similar role (5+ years)
Expertise in SQL, NoSQL, and cloud-based databases (e.g., AWS, Azure, Google Cloud).
Strong knowledge of ETL processes, data warehousing, and big data technologies.
Familiarity with data visualization tools (e.g., Tableau, Power BI).
Excellent problem-solving and communication skills.
Experience leading a team of 3 or more direct reports
Familiarity with ETL tools and ELT frameworks for data transformation and loading
Experience with cloud platforms like AWS, Azure, or Google Cloud Platform. Proficiency in SQL, Python, and potentially other languages like Java or Scala.
Experience with various database systems, including relational databases (SQL), NoSQL databases, and data warehousing solutions.
Understanding of data warehousing concepts, technologies, and best practices.
Ability to design and implement data models to support business needs.
Understanding of data governance principles and security best practices.
Knowledge of software engineering principles, such as design patterns, version control, and testing methodologies.
Excellent troubleshooting, analysis and problem-solving skills
Ability to effectively prioritize and escalate issues as required
Excellent written and verbal communication skills
Detailed, organized, and results-oriented
Ability to multi-task and perform effectively under pressure
Ability to work effectively in a fast paced, high energy, team-oriented environment.
Strong communication skills
Client facing
Preferred Qualifications:    Salesforce certifications - - Salesforce Certified Data Architect, Salesforce Administrator).
Understanding of Manufacturing and/or Supply Chain Business processes is preferred but not required
Certifications in Data Architecture, Cloud Computing, or Database Management.
Experience with big data technologies and AI-driven data solutions.
Knowledge of data privacy regulations (e.g., GDPR, CCPA).

About Us

Fujitsu at a Glance

Fujitsu is a leading information and communication technology (ICT) company, headquartered in Japan, offering a full range of technology products, solutions, and services. Approximately 132,000 Fujitsu people support customers in more than 100 countries. We use our experience and the power of ICT to shape the future of society with our customers.

We are a corporate culture that places great value on the pursuit of new possibilities previously unimagined and brings them to fruition. This has been the foundation of Fujitsu's success since its inception. In an increasingly competitive world, in which the pace of change continues to accelerate, Fujitsu must strive for continuous innovation. Each and every employee will rise to the challenge of creating new value amid changes in the management environment, technology, society and the marketplace. With a spirit of challenge, we are committed to the continuous creation of new value. Fujitsu wants innovators like you!

At Fujitsu, one of our corporate principles is "We respect human rights". This principle underpins all our corporate and individual activities and guides the actions of every Fujitsu Group member. We embrace diversity and equal opportunity. Qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. By empowering people, we can unleash our collective strengths to create a better experience for our employees, our customers, and our partners.

California Consumer Privacy Act (CPPA), read here

About Fujitsu Network Communications, Inc.

Join us, Fujitsu wants innovators like you! Fujitsu Network Communications, Inc. is part of the global Fujitsu group of technology companies. We’re bringing the power of Digital Transformation (DX) to the network operators, communications service providers, and internet content providers that keep the world connected. We combine 30-plus years of expertise in multivendor network technology with customer service excellence and best-in-class network hardware, software, and services as we design, build, operate, and maintain the critical infrastructure for wireless and wireline communications. The Fujitsu group is committed to doing the right thing, as well as to supporting the communities where we do business. We’re also a diverse, inclusive, and innovative workplace that achieves together. We offer highly competitive compensation, benefits, and career development opportunities, as well as flexible options for working your way. See what working at Fujitsu looks like at https://www.linkedin.com/company/fujitsu/life/americas/ . For more information, please visit http://us.fujitsu.com/telecom .

Req ID:16240

The Information Security Risk Analyst will be responsible for promoting proper risk analysis for Fujitsu companies around the world, and assisting these Fujitsu companies to complete relevant risk assessments. Fujitsu's Information Security Risk Management program is based on the NIST Risk Management Framework, and is built to ensure a consistent process across all Fujitsu companies. This position will provide an excellent opportunity for a candidate to interact with a global team in a large, international organization, learning about the risks we must manage, and making a difference within the company.

Specific responsibilities for this role include:

Understanding Risk Management standards, both at Fujitsu and within the industry

Clearly communicating requirements related to RM

Developing relevant training and presentations

Training system owners and system administrators on how to perform a risk assessment

Validating risk assessment completion, and vetting for thoroughness and consistency

Tracking action items related remediation activities for identified risks

Creating status reports to notify management of program and project status

Required Experience and Skills

Familiarity with NIST Risk Management Framework

Demonstrated experience performing formal or informal audits against industry security standards (for example, NIST CSF), or responding to such audits. Minimum of three years performing this function.

Detail-oriented, able to concurrently track action items from a wide variety of organizational units

Ability to clearly communicate audit results to all levels of the organization, including deficiencies and remediation requirements

Passion for staying abreast of industry trends

Minimum of 4 combined years in the following functions:

Information Technology

Cybersecurity

Audit

Excellent written communication skills, with the ability to clearly communicate expectations to other personnel

Additional preferred capabilities and experience include

Audit or Security Certifications are desirable (e.g., ISO 27001 Lead Auditor or CISSP)

At Fujitsu, one of our corporate principles is "We respect human rights." This principle underpins our corporate and individual activities and guides the actions of every Fujitsu Group member. We embrace diversity and equal opportunity. Qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. By empowering people, we can unleash our collective strengths to create a better experience for our employees, our customers, and our partners.

California Privacy Act: https://www.fujitsu.com/us/Images/CALIFORNIA-CONSUMER-PRIVACY-ACT-NOTICE.pdf

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