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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?

Contemporary Staffing Solutions Salaries by Position

Our client, a Wilmington, DE based Precious Metals and Trading Services Company, is seeking a Sr. Software Engineer to join their growing team This exciting role is a Direct Hire opportunity. Our client is seeking an individual local to their Delaware office so they can work in a hybrid model working in office 2-3 days per week. This position is not offering sponsorship at this time. Job Summary: Support existing applications as well as develop and test mission-critical enterprise applications that meet the needs of the business using a Microsoft .NET and SQL Server technology base, and provide high quality technology solutions that address business needs within new and mature technology environments. Responsibilities: Translate product requirements into engineering specifications. Understand and apply reusable code design, leverage application architecture/framework capabilities and functionality. Design and develop solutions that are highly reliable, scalable, and perform to meet business and functional requirements, and meet defined service and quality levels. Deliver Technical Design and supporting documentation throughout the project lifecycle. Work with business to help shape the direction of the product based on a combined knowledge of what is technically feasible and what is desired by the end user. Conduct design and code reviews. Participate during System, Integration, and UAT testing and provide timely and accurate defect resolutions. Provide tactical solutions on priority issues and requirements. Provide production support and triage issues in a timely manner. Keep current with trends and issues in the IT industry including current and leading-edge technologies. Required Skills and Experience: Bachelors degree in or the equivalent in Computer Science, Management Information Systems, Engineering, or a related field. Requires minimum 5 years experience as a software developer or related. J-18808-Ljbffr

Our client, a Wilmington, DE based Precious Metals and Trading Services Company, is seeking a Sr. Software Engineer to join their growing team! This exciting role is a Direct Hire opportunity. Our client is seeking an individual local to their Delaware office so they can work in a hybrid model working in office 2-3 days per week. This position is not offering sponsorship at this time.

Job Summary:
Support existing applications as well as develop and test mission-critical enterprise applications that meet the needs of the business using a Microsoft .NET and SQL Server technology base, and provide high quality technology solutions that address business needs within new and mature technology environments.

Responsibilities:
Translate product requirements into engineering specifications.
Understand and apply reusable code design, leverage application architecture/framework capabilities and functionality.
Design and develop solutions that are highly reliable, scalable, and perform to meet business and functional requirements, and meet defined service and quality levels.
Deliver Technical Design and supporting documentation throughout the project lifecycle.
Work with business to help shape the direction of the product based on a combined knowledge of what is technically feasible and what is desired by the end user.
Conduct design and code reviews.
Participate during System, Integration, and UAT testing and provide timely and accurate defect resolutions.
Provide tactical solutions on priority issues and requirements.
Provide production support and triage issues in a timely manner.
Keep current with trends and issues in the IT industry including current and leading-edge technologies.

Required Skills and Experience:
Bachelor’s degree in or the equivalent in Computer Science, Management Information Systems, Engineering, or a related field. Requires minimum 5 years’ experience as a software developer or related.

#J-18808-Ljbffr

100% REMOTE - Generative AI Fullstack Engineer opportunity! Overview: Our client, a technology engineering company, is seeking an experienced Generative AI Fullstack Engineer to join their innovative and growing team! This is a 100% REMOTE role. Our client is open to Contract to hire or Direct Hire for this opportunity. Sponsorship available. Summary: Our client is seeking a highly skilled Full Stack Engineer with a keen eye for UI/UX design to take a leading role in developing next-generation Generative AI (GenAI) chatbots. This role is at the intersection of intuitive user interface design and robust backend architecture, aimed at crafting engaging and innovative conversational AI experiences. As a key member of our interdisciplinary team, which includes Product Managers, UX Designers, Data Scientists, and Machine Learning Engineers, you will play a crucial role in bringing our GenAI projects from concept to reality, ensuring they are not only technologically advanced but also user-friendly and impactful. Key Responsibilities: <ol><li>UI/UX Development: Lead the design and implementation of user interfaces for GenAI chatbots, focusing on creating seamless, intuitive, and engaging user experiences. </li><li>Full Stack Development: Develop and maintain the full stack of the application, ensuring efficient operation from the front end to the backend. </li><li>Project Leadership: Guide projects from initial ideation through to successful launch, coordinating with cross-functional teams to ensure alignment and execution of project goals. </li><li>DevOps and IaC: Embrace DevOps practices and leverage Infrastructure as Code (IaC) to automate and optimize our cloud infrastructure, enhancing the agility and reliability of our projects. </li><li>Collaboration: Work closely with a diverse team of professionals, contributing your expertise to the development of innovative solutions and the continuous improvement of our processes and products. </li><li>Scalability and Resilience: Ensure the scalability and resilience of our applications, making strategic decisions that allow our projects to adapt and thrive in a dynamic technological landscape. </li> </ol> Qualifications: <ol><li>Bachelor’s or master’s degree in computer science, Engineering, or a related field. </li><li>Proven experience as a Full Stack Engineer, with a strong portfolio of projects demonstrating expertise in both front-end and back-end development. </li><li>Extensive knowledge of UI/UX design principles and experience in creating user-centric interfaces for web and mobile applications. </li><li>Proficiency in modern web development frameworks and languages (e.g., React, Angular, Vue.js for front-end; Node.js, Python for back-end). </li><li>Experience with DevOps tools and practices, including continuous integration and continuous deployment (CI/CD), Infrastructure as Code (IaC), and automation platforms. </li><li>Familiarity with cloud computing services (AWS, Azure, GCP) and the implementation of scalable, resilient cloud infrastructure. </li><li>Strong understanding of conversational AI, natural language processing (NLP), and the principles of Generative AI (GenAI) is highly desirable. </li><li>Excellent problem-solving abilities, alongside strong communication and collaboration skills. </li> </ol> Must have: <ol><li>Ability to write Terraform IAC, and then deploy it in a scalable way. </li><li>Collaboration and team player, can’t work in a silo. </li><li>Understand how to scale this as a solution. Make it work in other environments. </li><li>Desire to embrace DevOps and IAC. </li> </ol>#LI-JK1 #LI-REMOTE #J-18808-Ljbffr

Our client, a Wilmington, DE based Precious Metals and Trading Services Company, is seeking a Sr. Software Engineer to join their growing team! This exciting role is a Direct Hire opportunity. Our client is seeking an individual local to their Delaware office so they can work in a hybrid model working in office 2-3 days per week. This position is not offering sponsorship at this time. Job Summary: Support existing applications as well as develop and test mission-critical enterprise applications that meet the needs of the business using a Microsoft .NET and SQL Server technology base, and provide high quality technology solutions that address business needs within new and mature technology environments. Responsibilities: <ol><li>Translate product requirements into engineering specifications. </li><li>Understand and apply reusable code design, leverage application architecture/framework capabilities and functionality. </li><li>Design and develop solutions that are highly reliable, scalable, and perform to meet business and functional requirements, and meet defined service and quality levels. </li><li>Deliver Technical Design and supporting documentation throughout the project lifecycle. </li><li>Work with business to help shape the direction of the product based on a combined knowledge of what is technically feasible and what is desired by the end user. </li><li>Conduct design and code reviews. </li><li>Participate during System, Integration, and UAT testing and provide timely and accurate defect resolutions. </li><li>Provide tactical solutions on priority issues and requirements. </li><li>Provide production support and triage issues in a timely manner. </li><li>Keep current with trends and issues in the IT industry including current and leading-edge technologies. </li> </ol> Required Skills and Experience: Bachelor’s degree in or the equivalent in Computer Science, Management Information Systems, Engineering, or a related field. Requires minimum 5 years’ experience as a software developer or related. #J-18808-Ljbffr

Contemporary Staffing Solutions Interview Questions

Contemporary Staffing Solutions Interview Guides

Contemporary Staffing Solutions Interview Questions

Contemporary Staffing Solutions Salaries by Position

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