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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

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?

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?

Tech Mahindra Salaries by Position

Hi All,Please find the below mentioned JD for ServiceNow Portal Developer.<ul><li>Min 4 to 8 years of experience as a ServiceNow consultant.</li><li>Hands on experience in Java Script, HTML, CSS,XML, AJAX & Angular JS.</li><li>A fundamental understanding of ITSM, ITIL or CMDB.</li><li>Good to have- ServiceNow Certification</li><li>Hands-on design, development, and deployment experience with the ServiceNow platform.</li><li>End to End Integration Exp. Using Scripted Rest API, Rest API (Outbound & Inbound) & Authentication Process.</li><li>ServiceNow implementation experience in ITSM, Service Portal, Performance Analytics (Adv. Reporting) & Employee Centre Knowledge.</li><li>Should be multitasking, Self-Learner and possess good Functional Knowledge.</li><li>Should be able to take lead on Project, Support activity and guide or train the team.</li><li>Strong communication, presentation, and problem-solving skills.</li><li>Thorough understanding of ITIL/ITSM processes.</li><li>Working knowledge of ITBM process and implementation.</li></ul>Kindly share your updated resume if interestedrm00803293@techmahindra.com

Role: Software EngineerLocation – BangaloreWork from office (Mon-Fri) Must need skills: C Programming Language, Linux device driver, multithreading, OS Internals, Linux Internals Required Skill Set1. Highly proficient in SoC Architecture. Good prior experience (as a performance architect) in chipset peripherals & subsystems i.e. Audio, Video, Storage, Power, Cache, memory, Camera, CPU, DPU, VPU & Thermal etc.2. Extensive Experience in Linux device driver, C/C++, multithreading, I2C, I3C, SPI etc.3. 5 yrs working experience for creating subsystem specific test scripts for SoC4. Drive Hardware Validation and Performance analysis on silicon using various System and Cores (i.e. CPU, GPU, Memory) benchmarks like Dhrystone, Antutu, GeekBench, GfxBench, SpectInt, Resnet etc.5. Analyzing Performance KPIs of SoC subsystems like CPU, GPU, Memory, Camera, Display, Video and correlate performance with projection6. Analyze and optimize the System performance parameters of SoC infrastructure like NoCs, DDR, etc.7. Systems/HW background with a good understanding of microprocessor and common SoC hardware blocks (Interconnects, Display, Graphics, etc.)·8. Good to have knowledge of Android Framework, NDK & application development9. Good knowledge of python

Greetings!. Statistician (Data Scientist / Data Expert/ Data Engineer) Location: Elk Grove, CA (9+ years of experience. Day 1 onsite --( 3 days a week hybrid) Please make sure that candidates have been using Tableau, SQL, and Python from past 5+ years. statistical modeling, experimental design and analysis, causal modeling, and explanatory machine learning. standard tools, like Python, SQL, and Tableau. building visualizations and dashboards to analysis, Additional Comments Please make sure that candidates have been using Tableau, SQL, and Python on a weekly basis for the past 5+ years. Excellent communication is essential. This Statistician will: 1. Require a working knowledge of formal statistical analysis and causal modeling 2. Use SQL to manipulate and model data 3. Use Python or R perform statistical and causal modeling; create visualizations; 4. Use Tableau to create interactive visualizations Thanks Suman Tech Mahindra is an Equal Employment Opportunity employer. We promote and support a diverse workforce at all levels of the company. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex, age, national origin or disability. All applicants will be evaluated solely on the basis of their ability, competence, and performance of the essential functions of their positions with or without reasonable accommodations. Reasonable accommodations also are available in the hiring process for applicants with disabilities. Candidates can request a reasonable accommodation by contacting the company ADA Coordinator at ADA_Accomodations@.

Salesforce + B2B Commerce cloud + LWC + Integration4+ years exp in salesforce development.4 years exp in B2B commerce cloud.Max notice period 30 daysLocation preferred- Pan India

Role : Core Java programmerMust Have skills:1. Strong programming skills2. SQL or PL SQL( should write complex Queries)3. Unix and Shell script JD :• Problem solving in a development or production environment, including experience observing patterns, analyzing root cause and suggesting ideas to resolve issues.• Good communication skills with ability to articulate the technical and functional aspects of a development/production problem to help drive solutions with App Dev teams and senior stakeholders.• Structured or Object-Oriented programming languages: Java.• One of the following Scripting languages: Shell script, Perl, or Python etc.• One RDBMS SQL. PL/SQL Note : Shortlisted Applicants will receive Codility Test Link upon resume submission, Please complete Codility test in 2 to 3 days of time.

Position: - Enterprise Data Architect (GCP Telecom)
Location: - Dallas TX
Full Time

Do you have a passion for data and a proven track record of leading complex data migrations? Are you excited about the possibilities of AI and ML in the telecommunications industry? If so, then this Principal Solution Architect role, focused on a specific telecom account and leveraging Google Cloud Platform (GCP), might be the perfect fit for you!
Responsibilities:
Lead the design and execution of a comprehensive data migration strategy for our telecom client, involving multiple source systems to GCP.
Deep dive into client requirements to understand their data needs and challenges. Proactively propose solutions that leverage GCP's capabilities or integrate with external tools for optimal results.
Spearhead solution calls with the client, translating complex data architecture and engineering concepts into clear, actionable plans for data engineers.
Build strong relationships with the client, acting as a trusted advisor and technical expert. Demonstrate flexibility and adaptability to accommodate evolving needs.
Develop a robust data model for the telecom client, ensuring data is organized, consistent, and readily available for analysis.
Leverage your expertise in Data, AI, and ML to create a future-proof blueprint for the client's data landscape, enabling advanced analytics and insights generation.
Qualifications:
Master’s/bachelor’s degree in computer science, business analytics, information technology, statistics, or a related field.
Minimum 10+ years of extensive experience as a Principal Solution Architect or similar senior role.
Proven success in leading large-scale data migrations, particularly to GCP.
In-depth knowledge of data architecture principles and best practices.
Strong understanding of data modeling techniques and the ability to create efficient data models.
Experience working with GCP and its various data management services (e.g., BigQuery, Cloud Storage, Dataflow).
Ability to assess and recommend solutions that go beyond GCP when necessary, demonstrating a broader technology landscape awareness.
Excellent communication skills, both written and verbal, with the ability to explain technical concepts to a non-technical audience.
Customer-facing and relationship-building skills to foster strong collaboration with the telecom client.
Experience with at least one programming language commonly used in data processing (e.g., Python, Java).
A demonstrable understanding of Data Science, Artificial Intelligence, and Machine Learning concepts.
Bonus points:
Experience working within the telecommunications industry.
Knowledge of data security and compliance regulations relevant to the telecom sector.
Experience leading and mentoring a team of solution engineers or data engineers.

Tech Mahindra is an Equal Employment Opportunity employer. We promote and support a diverse workforce at all levels of the company. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex, age, national origin or disability. All applicants will be evaluated solely on the basis of their ability, competence, and performance of the essential functions of their positions with or without reasonable accommodations. Reasonable accommodations also are available in the hiring process for applicants with disabilities. Candidates can request a reasonable accommodation by contacting the company ADA Coordinator at ADA_Accomodations@TechMahindra.com.”

About the CompanyTech Mahindra offers innovative and customer-centric digital experiences, enabling enterprises, associates and the society to Rise. We are focused on leveraging next-generation technologies including 5G, Blockchain, Cybersecurity, Artificial Intelligence, and more, to enable end-to-end digital transformation for global customers. Tech Mahindra is one of the fastest growing brands and amongst the top 15 IT service providers globally.Skills requiredBUSINESS ANALYST - BA mainly in Retail Banking Domain.**Key Responsibilities:**Experience<ul><li>Should have 6 to 8 years’ experience as BA mainly in Retail Banking Domain.</li><li>Expert level of understanding on CASA, personal loans, mortgages, payments.</li><li>Understanding of corporate banking and digital channels is good to have.</li><li>Should have prior experience in Core Banking System. </li><li>Should have worked on end-to-end delivery of CBS implementations, migration, upgrade projects.</li><li>Impeccable record in supporting UAT of CBS implementation project.</li><li>Detailed understanding of testing methodologies, tools and technologies used.</li><li>Experience working with test automation.</li><li>Experience working on APIs and other integration techniques.</li><li>Experience in Agile methodology is good to have.</li><li>Experience working with ASEAN clients will be preferred</li><li>MBA from reputed college</li><li>Good communication and interpersonal skills</li><li>Extremely detail oriented.</li><li>Ability to gather critical information from meetings with various stakeholders and producing useful documentation.</li><li>Excellent functional / documentation skills.</li></ul> Responsibilities<ul><li>Play an active role in helping the prioritization and delivery of requirements.</li><li>Coordinate and collaborate with other members of BA team.</li><li>Helping to define analysis approach in line with the strategic vision of the program and preferred methodology of the organization</li><li>Facing off to one or many business areas/SME's understanding high level requirements and challenging where necessary</li><li>Working independently to elicit, validate and document systems requirements in either BRDs or user/feature stories depending on the SDLC in use</li><li>You will be part the design process coordinated by the program management team, from approval to design completion helping to ensure the functionality/benefits are delivered</li><li>Supporting the testing strategy and input into the coverage of test scenarios and conditions ensuring all requirements in scope are tested</li><li>Where applicable, during testing own the resolution of defects pertaining to requirement and design working with test teams and SMEs</li><li>Where applicable working with functional or business areas and SMEs to plan migrations of users and or transactions</li><li>Support the teams to validate migrated data into the new systems.</li></ul> If interested, please send me your updated resume at : RK00764808@TechMahindra.comPlease share your details-Current Company-Total years of Experience-Relevant years of Experience-Current CTC –Expected CTC –Notice Period - Why Tech Mahindra? You will work within a successful, established and trusted organization, where you the opportunities are only limited by your by aspirations; Do you want to travel the world? Do you want to be always learning new skills and developing professionally and personally? We offer everything you could desire with flexibility work, excellent salary, healthcare, dedicated training/certification platform and unrivalled recognition throughout the business.

Education: BE/BTech/MBA (min 60%) with 7-15 years of experienceImmediate Joiners OnlyWork Location: Belapur, Navi Mumbai (Work from Office)Job Details:Writing BRDs, FSDs, working closely with Business and operations stakeholders (both internal and external) for requirement analysis for Cash management application.Expected to be involved in the requirement gathering, writing of the business requirement and functional specifications. Needs to liaise internally with the development team, QA team, coordinate UAT and be involved in production implementation.Technical & Behavioral Competencies:The candidate should have strong functional skills and excellent communication skills, both verbal and written. The job requires:1. Background in core banking, Mobile banking, application development for banks, Payments, Reporting, etc.2. Strong background of payments and reporting platforms with a good knowledge of end-to-end flows.3. Knowledge of Core banking systems, accounting flow and their implementation4. Knowledge of various clearing systems and different standard payment types like RTGS, NEFT, IMPS, UPI, Cheques, SWIFT, etc.,5. Ability to draw Functional process Flow diagrams, Data Flow diagrams, Sequence diagrams, Wireframes & Mockups Besides, the following soft skills are also expected:6. Clear organization and ability to manage own deliverables as a project7. Ability to take into account changed priorities and manage queuing accordingly8. Service-oriented attitude and strong commitment to client satisfaction9. Interpersonal skills, ability to consolidate action plans and diligently report progress status10. Capable of working under pressure towards tight deadlines11. Analytical, lateral thinker and result-oriented person12. Team player demonstrating self-initiative when necessary

We are hiring for Corporate Banking BA for One of our BFSI units at Chennai, interested people can apply with us. Position Title: Business Analyst – Corporate BankingExperience· Should have 6 to 8 years’ experience as BA mainly in Commercial/ Corporate Banking Domain.· Good understanding on Liquidity management, Cash Management, commercial loans, working capital finance.· Understanding of retail banking and digital channels is good to have.· Should have prior experience in Core Banking System. · Should have worked on end-to-end delivery of CBS implementations, migration, upgrade projects.· Impeccable record in supporting UAT of CBS implementation project.· Detailed understanding of testing methodologies, tools and technologies used.· Experience working with test automation.· Experience working on APIs and other integration techniques.· Experience in Agile methodology is good to have.· Experience working with ASEAN clients will be preferred· MBA from reputed college· Excellent communication and interpersonal skills· Extremely detail oriented.· Ability to gather critical information from meetings with various stakeholders and producing useful documentation.· Excellent functional / documentation skills. Responsibilities· Play an active role in helping the prioritization and delivery of requirements.· Coordinate and collaborate with other members of BA team.· Helping to define analysis approach in line with the strategic vision of the program and preferred methodology of the organization· Facing off to one or many business areas/SME's understanding high level requirements and challenging where necessary· Working independently to elicit, validate and document systems requirements in either BRDs or user/feature stories depending on the SDLC in use.· You will be part the design process coordinated by the program management team, from approval to design completion helping to ensure the functionality/benefits are delivered· Supporting the testing strategy and input into the coverage of test scenarios and conditions ensuring all requirements in scope are tested· Where applicable, during testing own the resolution of defects pertaining to requirement and design working with test teams and SMEs· Where applicable working with functional or business areas and SMEs to plan migrations of users and or transactions· Support the teams to validate migrated data into the new systems.Send in your applications to <a>Saumya Kapoor</a> (sk00759500@techmahindra.com)

Greetings from Tech MahindraWe are hiring Certified GCP Data Engineers, with , Python, SQL, BigQuery, Dataflow, and Dataproc experience.GCP Certification MandatoryJob Location : ChennaiExp : 2- 8 years If you are looking for Chennai location share your updated profile

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Tech Mahindra Interview Questions

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