Senior Software Developer
EXL
Jul 2018 - Feb 2019 (8 months)
Migrated legacy on-premise applications to cloud infrastructure while enhancing payment processing systems and resolving critical bugs. Leveraged data structures to optimize database queries and refactor legacy code, significantly improving transaction speeds. Migrated services to AWS, utilizing EC2, S3, and RDS for scalable and efficient cloud-based operations. Ensured PCI-DSS compliance in the revamped payment infrastructure, ensuring secure and robust data handling.