Shivendra Pratap Singh

Working with the Audience Explorer team to build Segmentation, User Exploration, and Estimator services.

• Owned the Estimator service, managing both new and legacy workflows.
• Identified and documented various components related to the Audience Explorer pod, creating an architecture diagram to explain their interactions.
• Identified critical issues within the User Exploration Service and delivered effective resolutions.
  Tech Stack: Ruby on Rails, Python, Java, PostgreSQL, Snowflake, Kafka, AWS

Worked with Merchandising team to build fast, scalable, and reliable search service.

• Reduced p99 latency by 60% and p50 latency by over 45% for 96% traffic on search service using search query optimization on ES through inverted indexing.
• Improved search relevancy on the Product Detail Page (PDP) using user activity context, resulting in an increase of product-search to payment-done journey by 17%.
  Tech Stack: Python, Sanic, Ruby on Rails, Elastic Search, PostgreSQL, Redis

Working across Backend Product Development for the Product Integrations Team at CleverTap.

• Designed, Implemented, and owned Partner Exports feature E2E from Storage layer to work-set consumption for successfully Integrating Technical Partners, including GCP, AWS S3, Amplitude, Segment, Amazon EventBridge, mParticle, Mixpanel, Adjust, AppsFlyer, Branch, and Singular.
• Designed and Implemented Mixpanel Import Deletion layer for recurring and non-recurring cohorts.
• Designed, Implemented, and owned Multiple Passcode feature that provides Header-Based authentication across all consumption APIs at CleverTap.
• Implemented CleverTap as Segment Destination on Twilio's popular product, Segment.

Tech stack: Java, Redis, AWS, MongoDB

Worked across Backend as well as Frontend Software Development within the Benefits Team
(SAP Globalization Services)

• Worked primarily on Technical Design, Development, and Deployment of Benefits solutions as part of Globalization Services SAP Successfactors.
• Developed multiple new features under Benefits product for type Insurance, Pension, Savings Plans, Allowance, and Reimbursement.

Tech stack: Java, OData for RESTful APIs, MDF Framework, SAP HANA, UI5, Javascript, Cucumber, Git, Apache Tomcat, Unix, Jenkins.

Worked across development of CashManager, OpenCash, and Confirmations applications in the Finance and Banking Domain.

• Revised, modularized and updated old code bases to modern development standards, reducing operating costs and improving functionality.
• Created procedures for system monitoring, recovery, backup and optimization.

Tech Stack: Python, Unix, SQL, Flask