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Base-2 Solutions Interview Questions

Base-2 Solutions 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

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

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?

Base-2 Solutions Salaries by Position

Job Description

Base-2 Solutions is seeking a Senior Software Engineer. In this role, you will provide application development and support to an ecosystem of big data apps in a collaborative environment.

Interacts with customers, PMs, and other development teams to gather, analyze, and define requirements to determine the most effective software and web technologies to satisfy the client's needs.
Develops, maintains, supports, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.
Provides specific input to system design software components, including hardware/software trade-offs, software reuse, and requirements analysis from system level to individual software components.
Utilizes software engineering and design methodologies appropriate to the development, integration, and enterprise-level production environment.
Review and test software components for adherence to the design requirements and document test results.
Designs, creates, tests, and maintains software, web-based applications, and content solutions to satisfy customer requirements.
Follows a formal design process using formal specifications, data flow diagrams, and adheres to laws, standards, and established guidelines for the development and delivery of software and web applications.
Designs and develops visually pleasing, content-rich, user-friendly interfaces with intuitive navigation.
Education and Experience    14 Years of Professional experience with an Equivalent Degree.
Required Qualifications    Active Top-Secret/SCl with Cl Polygraph.
NOSQL/SQL (Mongo, PostgreSQL) familiarity.
REST APIs, utilizing secure transport methodology.
CI/CD tool experience (Gitlab, Jenkins).
Microservices Architecture.
Java, Spring, Springboot, MongoDB, ElasticSearch.
Containerization using Docker and Kubernetes.
Desired Qualifications    Utilizing Cloud Platform technologies, preferably AWS.
Big Data Tools (Elasticsearch, Splunk, NiFi, Kafka).
Agile/ Scrum experience.
Experience building and deploying Docker-based applications.
Familiarity with ETL and Al/ML concepts.

This position is responsible for working with DoD, IC, and Federal customers to develop, deploy and configure data centric solutions.

Qualifications

Experience with data centric security solutions and software engineering.
Experience with programming in Python and Java.
Experience with React.
Experience with Sequel.
Experience with designing, building and maintaining ETL processes.
Demonstrated implementation of microservices, container and cloud-native application development, API development and automation.
Hands-on experience with Docker, Kubernetes or OpenShift and related container platform ecosystems.
Strong understanding and experience of release engineering and continuous delivery process.
Strong understanding of static code analysis, unit testing and test-driven development, security testing and automated test frameworks.
Experience using Jenkins, SonarQube, GIT, Maven, Gradle.
Strong understanding of principles of DevOps and Continuous Delivery.
Experience with application servers such as JBoss, Tomcat, WebLogic, or WebSphere.
Strong Agile experience working in Scrum and/or Kanban models.
Experience with database technologies such as Oracle, MySQL, Postgres, or MongoDB.
Experience working in a DevOps-focused environment previously with advanced understanding of DevOps principles as a big plus.
Proven track record of delivering high quality and consistent systems and environments for development teams.
Expertise in AWS architecture.
Strong experience with cloud environments such as Azure, Oracle Cloud, and Google Cloud.
Linux experience.
Performs highly specialized and technical tasks associated with the most current and cutting-edge technologies.
Coordinates with contract management and customer to ensure the problems have been properly defined and the solutions satisfy customer needs.
Performs complex system development, design, modeling, analysis, integration, and sustainment of systems for new or existing computer systems within an Enterprise.
Developing and implementing testing strategies and documenting results.
Communicates with customers and teammates clearly and concisely.
Maintains current knowledge of relevant technology as assigned and may have supervisory responsibilities.
Developing documentation on new or existing systems.
Strong written, verbal and presentation skills.

Desired Skills    Experience with programming in Golang or Ruby.
Experience with MarkLogic.

Desired Certifications

DoD 8570 IAT Level II certification

Pay & Benefit Highlights
Compensation

Above market fixed salary or hourly pay.
Up to $10,000 bonus for each referral.
Additional bonuses for exceptional performance, assisting with business development and company growth.

Health    100% paid premiums for health insurance. Choose from over 80 gold-level medical plans from Aetna, CareFirst, Kaiser and UnitedHealthcare. Choose from PPO, EPO, POS, HMO, and HSA-compatible.
HSA and FSA options.
100% paid premiums for dental insurance.
100% paid premiums for vision insurance.

Income Protection    100% paid premiums for short-term disability.
100% paid premiums for long-term disability.
100% paid premiums for accidental death & dismemberment.
100% paid premiums for life insurance with a $200,000 max benefit.

Retirement    8% company contribution to 401k with immediate vesting.
401k pre-tax and Roth options.

Leave    Up to 20 days of flexible paid time off (PTO).
11 days of paid floating holidays.

Work-Life Balance    Flexible work schedules including flex time and compressed work period.
Remote work including partial or fully remote (contract and project-dependent).

View our detailed Pay & Benefits
Equal Opportunity Employer
Base-2 Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

This position is responsible for working with DoD, IC, and Federal customers to develop, deploy and configure data centric solutions.

Qualifications

Experience with data centric security solutions and software engineering.
Experience with programming in Python and Java.
Experience with React.
Experience with Sequel.
Experience with designing, building and maintaining ETL processes.
Demonstrated implementation of microservices, container and cloud-native application development, API development and automation.
Hands-on experience with Docker, Kubernetes or OpenShift and related container platform ecosystems.
Strong understanding and experience of release engineering and continuous delivery process.
Strong understanding of static code analysis, unit testing and test-driven development, security testing and automated test frameworks.
Experience using Jenkins, SonarQube, GIT, Maven, Gradle.
Strong understanding of principles of DevOps and Continuous Delivery.
Experience with application servers such as JBoss, Tomcat, WebLogic, or WebSphere.
Strong Agile experience working in Scrum and/or Kanban models.
Experience with database technologies such as Oracle, MySQL, Postgres, or MongoDB.
Experience working in a DevOps-focused environment previously with advanced understanding of DevOps principles as a big plus.
Proven track record of delivering high quality and consistent systems and environments for development teams.
Expertise in AWS architecture.
Strong experience with cloud environments such as Azure, Oracle Cloud, and Google Cloud.
Linux experience.
Performs highly specialized and technical tasks associated with the most current and cutting-edge technologies.
Coordinates with contract management and customer to ensure the problems have been properly defined and the solutions satisfy customer needs.
Performs complex system development, design, modeling, analysis, integration, and sustainment of systems for new or existing computer systems within an Enterprise.
Developing and implementing testing strategies and documenting results.
Communicates with customers and teammates clearly and concisely.
Maintains current knowledge of relevant technology as assigned and may have supervisory responsibilities.
Developing documentation on new or existing systems.
Strong written, verbal and presentation skills.
Desired Skills    Experience with programming in Golang or Ruby.
Experience with MarkLogic.
Desired Certifications    DoD 8570 IAT Level II certification

This position is responsible for working with DoD, IC, and Federal customers to develop, deploy and configure data centric solutions. Qualifications <ul><li>Experience with data centric security solutions and software engineering. </li><li>Experience with programming in Python and Java. </li><li>Experience with React. </li><li>Experience with Sequel. </li><li>Experience with designing, building and maintaining ETL processes. </li><li>Demonstrated implementation of microservices, container and cloud-native application development, API development and automation. </li><li>Hands-on experience with Docker, Kubernetes or OpenShift and related container platform ecosystems. </li><li>Strong understanding and experience of release engineering and continuous delivery process. </li><li>Strong understanding of static code analysis, unit testing and test-driven development, security testing and automated test frameworks. </li><li>Experience using Jenkins, SonarQube, GIT, Maven, Gradle. </li><li>Strong understanding of principles of DevOps and Continuous Delivery. </li><li>Experience with application servers such as JBoss, Tomcat, WebLogic, or WebSphere. </li><li>Strong Agile experience working in Scrum and/or Kanban models. </li><li>Experience with database technologies such as Oracle, MySQL, Postgres, or MongoDB. </li><li>Experience working in a DevOps-focused environment previously with advanced understanding of DevOps principles as a big plus. </li><li>Proven track record of delivering high quality and consistent systems and environments for development teams. </li><li>Expertise in AWS architecture. </li><li>Strong experience with cloud environments such as Azure, Oracle Cloud, and Google Cloud. </li><li>Linux experience. </li><li>Performs highly specialized and technical tasks associated with the most current and cutting-edge technologies. </li><li>Coordinates with contract management and customer to ensure the problems have been properly defined and the solutions satisfy customer needs. </li><li>Performs complex system development, design, modeling, analysis, integration, and sustainment of systems for new or existing computer systems within an Enterprise. </li><li>Developing and implementing testing strategies and documenting results. </li><li>Communicates with customers and teammates clearly and concisely. </li><li>Maintains current knowledge of relevant technology as assigned and may have supervisory responsibilities. </li><li>Developing documentation on new or existing systems. </li><li>Strong written, verbal and presentation skills. </li> </ul>Desired Skills <ul><li>Experience with programming in Golang or Ruby. </li><li>Experience with MarkLogic. </li> </ul>Desired Certifications <ul><li>DoD 8570 IAT Level II certification </li> </ul> Pay & Benefit Highlights Compensation <ul><li>Above market fixed salary or hourly pay. </li><li>Up to $10,000 bonus for each referral. </li><li>Additional bonuses for exceptional performance, assisting with business development and company growth. </li> </ul>Health <ul><li>100% paid premiums for health insurance. Choose from over 80 gold-level medical plans from Aetna, CareFirst, Kaiser and UnitedHealthcare. Choose from PPO, EPO, POS, HMO, and HSA-compatible. </li><li>HSA and FSA options. </li><li>100% paid premiums for dental insurance. </li><li>100% paid premiums for vision insurance. </li> </ul>Income Protection <ul><li>100% paid premiums for short-term disability. </li><li>100% paid premiums for long-term disability. </li><li>100% paid premiums for accidental death & dismemberment. </li><li>100% paid premiums for life insurance with a $200,000 max benefit. </li> </ul>Retirement <ul><li>8% company contribution to 401k with immediate vesting. </li><li>401k pre-tax and Roth options. </li> </ul>Leave <ul><li>Up to 20 days of flexible paid time off (PTO). </li><li>11 days of paid floating holidays. </li> </ul>Work-Life Balance <ul><li>Flexible work schedules including flex time and compressed work period. </li><li>Remote work including partial or fully remote (contract and project-dependent). </li> </ul> View our detailed Pay & Benefits Equal Opportunity Employer Base-2 Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

This position is responsible for working with DoD, IC, and Federal customers to develop, deploy and configure data centric solutions. Qualifications Experience with data centric security solutions and software engineering.
Experience with programming in Python and Java.
Experience with React.
Experience with Sequel.
Experience with designing, building and maintaining ETL processes.
Demonstrated implementation of microservices, container and cloud-native application development, API development and automation.
Hands-on experience with Docker, Kubernetes or OpenShift and related container platform ecosystems.
Strong understanding and experience of release engineering and continuous delivery process.
Strong understanding of static code analysis, unit testing and test-driven development, security testing and automated test frameworks.
Experience using Jenkins, SonarQube, GIT, Maven, Gradle.
Strong understanding of principles of DevOps and Continuous Delivery.
Experience with application servers such as JBoss, Tomcat, WebLogic, or WebSphere.
Strong Agile experience working in Scrum and/or Kanban models.
Experience with database technologies such as Oracle, MySQL, Postgres, or MongoDB.
Experience working in a DevOps-focused environment previously with advanced understanding of DevOps principles as a big plus.
Proven track record of delivering high quality and consistent systems and environments for development teams.
Expertise in AWS architecture.
Strong experience with cloud environments such as Azure, Oracle Cloud, and Google Cloud.
Linux experience.
Performs highly specialized and technical tasks associated with the most current and cutting-edge technologies.
Coordinates with contract management and customer to ensure the problems have been properly defined and the solutions satisfy customer needs.
Performs complex system development, design, modeling, analysis, integration, and sustainment of systems for new or existing computer systems within an Enterprise.
Developing and implementing testing strategies and documenting results.
Communicates with customers and teammates clearly and concisely.
Maintains current knowledge of relevant technology as assigned and may have supervisory responsibilities.
Developing documentation on new or existing systems.
Strong written, verbal and presentation skills. Desired Skills Experience with programming in Golang or Ruby.
Experience with MarkLogic. Desired Certifications DoD 8570 IAT Level II certification Pay & Benefit Highlights
Compensation Above market fixed salary or hourly pay.
Up to $10,000 bonus for each referral.
Additional bonuses for exceptional performance, assisting with business development and company growth. Health 100% paid premiums for health insurance. Choose from over 80 gold-level medical plans from Aetna, CareFirst, Kaiser and UnitedHealthcare. Choose from PPO, EPO, POS, HMO, and HSA-compatible.
HSA and FSA options.
100% paid premiums for dental insurance.
100% paid premiums for vision insurance. Income Protection 100% paid premiums for short-term disability.
100% paid premiums for long-term disability.
100% paid premiums for accidental death & dismemberment.
100% paid premiums for life insurance with a $200,000 max benefit. Retirement 8% company contribution to 401k with immediate vesting.
401k pre-tax and Roth options. Leave Up to 20 days of flexible paid time off (PTO).
11 days of paid floating holidays. Work-Life Balance Flexible work schedules including flex time and compressed work period.
Remote work including partial or fully remote (contract and project-dependent). View our detailed Pay & Benefits
Equal Opportunity Employer
Base-2 Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Base-2 Solutions Interview Questions

Base-2 Solutions Interview Guides

Base-2 Solutions Interview Questions

Base-2 Solutions Salaries by Position

Base-2 Solutions Opening Jobs