Introduced new functionalities for Apple Pay, Apple Wallet, and Apple Savings Account, benefiting over 30 million iOS users.

Managed the creation and upkeep of critical backend service APIs for Apple Cards, Pay, Wallet, and Savings Account, using Spring Boot and Java.

Designed specialized services across various product domains such as cards, statements, payments, and fraud detection, incorporating Apache Kafka for asynchronous streaming.

Created tailored Python and shell scripts for diverse production needs including data integration, ETL pipelines, and API calls.

Oversaw secure file storage using Amazon S3, deploying JAR files and Spring Boot apps on EC2 instances, utilizing AWS Lambdas for efficient, serverless processing.

Developed custom JavaScript scripts for MongoDB, implemented alert systems in PagerDuty, and designed customized Splunk dashboards to ensure service health and meet regulatory requirements.

Collaborated with various teams to enhance service reliability, availability, efficiency, and the successful rollout of new functionalities, including product development, compliance/regulatory, and tech risk teams.

Languages & Development Tools Used: Android Studio, Dart, Flutter, Node.js, Git, SendGrid, Google Cloud Platform, Twilio, Stripe

Led and Developed Merchant application (including web app) for supporting real-time order and product management for partner stores.

Created Customer and Driver Application for ordering with real-time location tracking.

Collaborated closely with the UI/UX team to get the best experience for the customers.

Implemented Multiple Language support (Internationalization) [Spanish].

Integrated 3rd party API with custom in-house webservices for payments, delivery & delivery logistics and customer support.

Created RESTful Webhook endpoints for data management using Google Cloud Functions (Node.js).

Developed Twilio Customer Support bot using Twilio Studio & Twilio Autopilot.

Responsible for creating the Customer, Merchant, and Driver Application from scratch, using Flutter

Created the application using Material Design principles and Design Patterns.

Developed broadcast notification service to notify all users about events via email and SMS.

Improved Data Caching.

Developed Webhook Endpoints in GCP.

Created GCP Cloud Function to create endpoints (payments, location, product, orders, etc)

Collaborated and worked closely with the UI/UX team for developing an ideal application with desired functionalities.