Tejpal Singh Sahni
Stamford,CT
Summary
Senior digital analytics and web development leader with 14+ years of experience delivering high performing, measurable web and mobile experiences for global hospitality brands. Specializes in JavaScript, Adobe Analytics, Adobe Launch, Adobe Target, CDP, AJO, tag management systems, Ensighten, and Google Analytics, with hands-on expertise migrating to Adobe Web SDK and ACDL-style data layers. Proven track record as a multi-solution architect and SME, driving measurement strategy, experimentation, and personalization while mentoring onshore/offshore teams and partnering with business stakeholders to translate objectives into scalable data collection and activation.
Overview
14
14
years of professional experience
Work History
Application Development Specialist
Marriott International Inc
01.2018 - Current
- Lead digital analytics development for new web, mobile, and internal applications, continuously reviewing tracking for optimization and alignment with evolving business needs.
- Drove insights ideation and experiment design that contributed to approximately $110M positive revenue impact and reduced friction in user journeys, supporting YOY growth in enrollments and conversions.
- Designed and led the migration of analytics and third-party tags from Ensighten to Adobe Launch and Adobe Web SDK with minimal impact to existing tracking, standardizing implementations around an ACDL-style data layer.
- Architected and governed a scalable digital data layer (events, page, and user attributes) to support Adobe Analytics, Adobe Target, CDP, and AJO activation use cases.
- Acted as SME and tech lead for Adobe Target and Adobe Launch, managing onshore/offshore developers, reviewing implementations, and ensuring consistency with enterprise standards.
- Owned advanced debugging for analytics issues, using browser dev tools, network traces, Adobe Experience Platform Debugger, and custom logging to quickly diagnose and resolve tracking defects.
- Interacted with stakeholders and business teams to capture data needs and translated them into detailed tracking specifications for websites, mobile apps, and internal native applications.
- Recommended new and enhanced tracking to capture previously unmeasured customer interactions, enabling richer insight and more precise personalization strategies.
- Built and maintained ObservePoint journeys and test plans, validating analytics events, parameters, and tag firing behaviors across environments.
- Worked as a specialist on React-based web and mobile enhancements, improving site performance and enabling new features that remained measurement-ready.
- Collaborated with IT and engineering teams (internal and external) on best-practice implementations, including writing custom JavaScript for event handling, data layer updates, and tag logic.
- Implemented Ensighten tag management on external marketing sites, covering full lifecycle from custom code development to updates and maintenance.
- Maintained Confluence documentation for new projects, requirements, implementation patterns, and best practices for digital metrics and experimentation.
- Key Architectural & Leadership Contributions
- Defined patterns and governance for migrating from legacy analytics implementations to Adobe Web SDK and ACDL, reducing time to market and defects for new tags and solutions.
- Introduced structured analytics debugging and monitoring practices that improved data quality, reduced incident resolution time, and increased trust in reporting.
Application Development Senior Analyst
Starwood Hotels and Resorts
03.2016 - 12.2017
- Served as Tech Lead for CMS, managing static content across 9 locales and coordinating with third-party vendors and internal teams using CMS tools. Supervised and reviewed the solutioning with peers in technical refinement meetings and provide technical solution.
- Designed and developed web and mobile features with cross-browser compatibility, using HTML, CSS, SASS, JavaScript, and jQuery to improve performance and user experience. Involved in integration activities and integrating new features onto legacy systems using HTML, CSS, SASS, JavaScript and jQuery.
- Participated in integration activities to add new features into legacy systems, ensuring stable releases and reliable functionality. Mentored offshore team on Akamai and its setup and then configured over 5000 URL’s on Akamai for both production and lower environments which would have been a huge effort if done through code.
- Responsible for designing the offers and promotions for all locales as per industry standard and pushing them live to production.
Software Engineer
Starwood Hotels and Resorts
08.2011 - 02.2016
- Worked as senior FE developer using HTML5, CSS3, AJAX, JSON, YUI for web and mobile based application with experience in SDLC for upgrading features on the website.
- Worked as a Lead Content Management System using webpub tool to maintain the website with updated content for 9+ languages.
- Worked in designing of offers and promotional pages for Starwood hotels for English and all in locales.
- Worked on improving the site performance of the website and successfully achieved the target.
Education
Bachelor of Technology - Computer Science and Engineering
Jaypee University of Information and Technology
Waknaghat, Dist. Solan, India01.2011
Skills
- Programming Languages: JavaScript, Java, C/C, Unix Shell scripting
- Web Technologies: HTML5, CSS3, Reactjs, Nodejs AJAX, JSON, YUI, jQuery, JSP, Servlets, Bootstrap, Handlebars, Adobe DTM, Typescript, Web accessibility initiative (WAI)/WCAG, Apache Tomcat, TAG Management System, XML, XSLT
- IDE: IntelliJ, Eclipse, WebStorm, Ensighten, Tag Management, Documentum
- Analysis & Design: Agile, SDLC Waterfall
- Database: MySQL, SQL Server, Mongo DB
- Operating Systems: Windows95/2000/XP/Vista/7/8/10), OS X, Ubuntu (Linux), UNIX, DOS
- Tools/Frameworks: Struts, Spring MVC, ASPNET, SOAP Services, Tortoise CVS, Git, SVN, REST API Services, HP Fortify, ClearQuest, HP QC, Adobe Photoshop, NVDA, WAVE, Web-Pub (Documentum), Observe Point, Adobe Launch, Ensighten, DTM, Adobe Target, AJO , CDP
- Continuous Integration: Maven, Jenkins, Ant
ACHIEVEMENTS & ACTIVITIES
- Got certifications for Hospitality 101, Hospitality 201, ISEB BCS for BA.
- Led the Accenture’s CSR (Corporate Social Responsibility) team, handling teams and events across facilities.
- Participated and organized numbers of projects extra-curricular events at ITTS and Products level.
- Organized events at Onshore.
- Developed a prototype for Accenture and got the first prize, also represented the Accenture webcast for the same.
- Created and distributed branding mailers across ITTS and Products level.
Languages
English
Native or Bilingual
Timeline
Application Development Specialist
Marriott International Inc
01.2018 - Current
Application Development Senior Analyst
Starwood Hotels and Resorts
03.2016 - 12.2017
Software Engineer
Starwood Hotels and Resorts
08.2011 - 02.2016
Bachelor of Technology - Computer Science and Engineering
Jaypee University of Information and Technology