.- Experienced in data manipulation and analysis using Pandas, Matplotlib, PySpark, Numpy, Polars, PySpark.- Proficient in managing various databases including MySQL, PostgreSQL, MongoDB, Redis, SqlServer, OracleDb, Big Data, and Amazon Redshift- Skilled in using Jupyter Notebook, Spyder, Pycharm, Anaconda, and Conda for development and data exploration.- Hands-on experience with Extract, Transform, and Load (ETL) processes, including data pipeline development and scheduling with Apache Airflow.- Familiar with AWS Cloud services such as migration, AWS Glue for ETL jobs, andAmazon Redshift for data warehousing.Developed efficient web services and RESTful APIs using FastAPI Framework, focusing on performance optimization for high-throughput applications.- Utilized Django and Django REST Framework to build robust and scalable web applications with clean architecture and API endpoints.- Designed and implemented microservices architecture for modularity, scalability, and maintainability of distributed systems.- Implemented cron job scheduling for automated tasks such as data processing, report generation, and system maintenance.- Integrated and managed loyalty APIs for major e-commerce platforms like Yatra, Goibibo, Redbus, EaseMyTrip, IRCTC, PayZapp, Cleartrip, and BookMyShow.- Demonstrated strong knowledge of FastAPI for request/response handling, authentication using JWT, logging, Middleware configuration, and robust exception handling.- Proficient in version control systems (Git, Bitbucket, Github, GitLab) for collaborative development and code reviews.- Leveraged Python's OOP concepts with frameworks like Django, FastAPI, Django ORM, and SQLAlchemy for backend development and database interactions.- Integrated CRM systems like Salesforce and ERP software such as MYOB API Integration for seamless data synchronization and process automation.- Familiar with message brokers (RabbitMQ), containerization (Docker, Kubernetes), search engines (Elasticsearch, RediSearch), and cloud-based services (AWS EC2, S3, CloudFront) for building scalable applications.- Integrated SMS providers like MSG91 and Twilio for incorporating communication features (SMS notifications, alerts) into applications