Keshav Singh Email and Phone Number

Developed and implemented core CRM functionalities for an SAP BRIM alternative using Java and Spring Boot, enabling seamless customer journey management for Jio services such as SIM cards and fiber connections.Implemented semaphore locking mechanisms to ensure data integrity and prevent concurrent data reads and writes, thereby mitigating data inconsistencies using Redis Server.Implemented an Audit Logger and API Logger using Spring JPA Audit listeners, which improved traceability and compliance by tracking changes in transactional databases and logging critical API interactions.Configured a custom request-response interceptor with KAFKA queue integration, facilitating real-time data synchronization across microservices and enhancing system reliability and responsiveness.Developed a conditional Idoc triggering mechanism using JavaScript and ScriptEngineManager, enabling dynamic decision-making based on runtime parameters and reducing unnecessary processing.

Optimised the preview generation functionality in the C++ server by using LibRaw and LibHeif for faster processing of raw image formats and applying image compression techniques using Libjpeg, resulting in a nearly 10 times acceleration of preview generation.Implemented duplicate image grouping algorithm leveraging tree data structures, resulting in almost linear time complexity for precise grouping along with introducing a logarithmic time complexity solution to calculate duplicates for specified thresholds.Developed an OTP-based password reset functionality for an Electron.js application, implementing custom routes in Node.js and using Redis for OTP storage and SendGrid for email delivery, enhancing user security and ease of use.Improved the Electron Application workflow by directly writing image metadata into the Abode Lightroom Catalogue SQLite database along with creating method to properly encode/decode binary data as required and read by Adobe Lightroom Classic.

Architected and developed a comprehensive backend API using Flask, enabling seamless integration with the database to support efficient data retrieval and manipulation. This robust backend infrastructure facilitated real-time updates and smooth interactions between the mobile app and server, improving overall user experience and application performance.Designed and built customer and vendor mobile applications using Flutter, leveraging its cross-platform capabilities to ensure a consistent and intuitive user interface across both Android and iOS devices. This development allowed customers to easily locate nearby hawkers and vendors, place orders, and get items delivered, enhancing accessibility and convenience.Enhanced app functionality and user engagement through custom notifications by implementing Firebase Functions with custom JavaScript code for Firebase Cloud Messaging. This allowed for real-time order updates and notifications, significantly improving user engagement and ensuring timely communication between vendors and customers.

Provide functional and technical support to the end users of Salesforce, including maintenance of existing components and development and deployment of new components/features on SFDC along with working with Salesforce.com Web Services, APIs, Apex Triggers Lightning Web Components.Migrated almost 100+ GB of case resources from deprecated attachments to modern files in Salesforce org for all the cases from 2018 to 2022 under the ELEFS project.Integrated Zoom phone call centre into the Salesforce org in production which automated the process of dialing and logging the call thereby reducing the time from a few minutes to a few seconds.