Sailaxmi Kalwa

Python Developer @Southwest Airlines

Dallas, TX, US

Led large-scale cloud migration and backend modernization for airline operations, reducing deployment issues by 40% and enabling scalable infrastructure using AWS (EC2, RDS, S3, IAM). Automated infrastructure provisioning with Terraform, cutting environment setup time from hours to minutes through reusable IaC. Built real-time dashboards using React.js, Angular, Flask, and Power BI to monitor MongoDB-to-PostgreSQL migration, reducing incident resolution time by 35%. Developed secure Django REST APIs with OAuth2 and JWT, and deployed Kafka-based ETL pipelines, cutting manual delays by 50%. Integrated Lambda + S3 for automated PDF workflows, configured CI/CD with Jenkins + Docker, and improved testing via Pytest + Postman, achieving 85% test coverage.