Jul 2025 – Sep 2025 · 2 mos · Bengaluru, Karnataka, India · On-site

• Amazon Global Store

Sep 2024 – Jul 2025 · 10 mos · Kolkata, West Bengal, India

• Migrated from Greenplum to a Delta Lake using Spark and Trino over AWS S3, enabling scalable and cost-effective data processing.
• Deployed Trino and Hive Metastore on Kubernetes, creating a unified SQL interface for Delta tables and integrating with Spark workloads.
• Established secure, fine-grained access control by deploying Apache Ranger with Trino and configuring Role based access control policies.
• Engineered data ingestion flows using Pentaho (PDI) to pull data from AWS S3, process it, and load it into ElasticSearch via Trino-JDBC.
• Enabled notebook-based Spark development by deploying JupyterHub with Apache Livy(Rest Interface), allowing PySpark code execution.
• Wrote PySpark jobs to partition Delta tables by date, configure Parquet block size, and apply optimization techniques like compaction
• and optimized writes for better performance.

Jun 2023 – Aug 2023 · 2 mos · United States · Remote

• Developed collaborative chat using Comet Chat SDK, themed to match Trumio's site.
• Customized UI with Comet Chat UI kit, integrated malware scan, virus check, and profanity filter.
• Researched AI tools for potential integration, linked main platform with Comet Chat using APIs for
• seamless user interaction.

May 2023 – Jun 2023 · 1 mo · United States · Remote

• Established Mouseflow analytics integration and AWS Athena table for managing report subscriptions.
• Developed frontend checkbox to facilitate email subscriptions; Implemented Python script for querying
• Athena based on user preferences.
• Transformed queried data into readable HTML format, featuring doughnut charts for insights.
• Utilized AWS SES to send personalized weekly emails, scheduled using cronjobs.
• Crafted a customized dashboard on the customer frontend using React Grid Layout and React
• Highcharts.
• Enabled flexible widget addition and allowed users to customize metrics, dimensions, and layout.
• Implemented draggable, resizable widgets with delete functionality, with widget states saved in the
• Athena table for consistent user experience.

May 2023 – May 2023 · 0 mo · Netherlands · Remote

• Created React Native prototype featuring login, patient details form, surgery selection, and Firebase
• integration for database management.
• Implemented dynamic daily task notifications tied to surgery dates, enhancing user engagement and
• task adherence.
• Incorporated Google Dialogflow and Gifted Chat to establish an interactive chatbot, saving user
• interactions within the Firebase database.

Mar 2023 – Apr 2023 · 1 mo · Bangalore Urban, Karnataka, India

• Led an experimental project focused on developing an AI chatbot capable of conversing with insurance systems to extract patient's claim information.
• Explored various AI chatbot platforms and initially utilized Google Dialogflow for its natural language processing capabilities.
• Transitioned to DashAI due to its unique feature set, including direct calling functionality, which was essential for seamless interaction with insurance systems.
• Successfully designed and implemented the chatbot using Dash script within the DashAI platform.
• Developed Google Doc AI processor, labeled diverse images for training, improving document classification accuracy.
• Created Python script to extract PDF pages, sorted by labels, and organized into folders for seamless processing.
• Integrated trained processor via Google Bucket, revolutionizing document handling with AI-driven automation.

May 2022 – Jul 2022 · 2 mos · Bangalore Urban, Karnataka, India

• Switched to dynamic routing by eliminating conventional static routing and integrated Automated Scriptless Testing for Web and App using Perfecto.
• Enabled Google AMP Caching for load optimization and smooth page loading using AMP(Accelerated Mobile Pages) on the frontend of the Nextjs website.
• Developed a Truecaller like Popup using Telephony Manager to display customer details on receiving phone calls on React Native Application.

Feb 2022 – Mar 2022 · 1 mo · Noida, Uttar Pradesh, India

• Customised website using custom React Mobiscroll components and connect Flask API to AWS DynamoDB for user authentication and OTP verification
• Developed frontend for shopping medicine, scheduling doctor's appointments and adding to cart feature on React Native App along with Razorpay gateway

Aug 2021 – Apr 2022 · 8 mos

Jul 2021 – Feb 2022 · 7 mos

• Developed a full-fledged serverless website that provides master sessions, gigs, and social learning to 5000+ students of different fields
• Integrated the React website with AWS Cognito for authentication and used Vimeo developers API for secure video streaming and stream analytics
• Integrated AWS SES email service to send customized emails using HTML email format written in AWS lambda and triggered using API Gateway