Mahima Chowdary

Software Development Engineer at Amazon

Designed and developed scalable ad processing microservices using Java and Go; implemented real-time AWS Lambda workflows with Step Functions and DynamoDB for clickstream processing; built Python ETL pipelines in AWS Glue to transform impression and conversion data; deployed infrastructure with Terraform; created Python tools for validating ad targeting logic and improving anomaly detection; streamed high-volume auction events via Kafka and persisted data to Redshift for near real-time analytics; integrated backend services with Amazon Ads monitoring tools; automated CI/CD pipelines using GitHub Actions and CodeBuild; enhanced observability with CloudWatch; collaborated with data science, product, and analytics teams to measure AB experiments.

Full Stack Developer at KeyBank

Designed, developed, and maintained microservices using Java Spring Boot for financial services; deployed on AWS; integrated Oracle and NoSQL databases (Cassandra, DynamoDB) into backend services; built responsive front-end components using React and Angular; managed CI/CD pipelines with Jenkins; monitored systems with Splunk.

Java Developer at Erudex Pvt Ltd

Designed and implemented high-quality object-oriented applications in Java using Spring Boot; developed and maintained RESTful services; worked with MySQL and PostgreSQL, writing efficient queries and stored procedures; automated unit testing with JUnit and integrated it with CI pipelines; deployed and managed containerized applications using Docker and Kubernetes; ensured scalable, reliable data storage and performance.

Software Developer at Lincoln Tech Pvt Ltd

Involved in the SDLC phases; designed, developed, and tested web applications using HTML5, CSS, Bootstrap, and React; created single-page applications (SPA) with Redux; exposed RESTful services and wrote performance-oriented front-end code; gained experience with modern Java features and testing frameworks.

Full Stack Developer at Key Bank

Designed, developed, and maintained microservices APIs using Java Spring Boot to handle fintech services and transactions. Collaborated with cross-functional teams to define API specifications and requirements, ensuring smooth service delivery. Leveraged AWS services to deploy microservices, enhancing scalability and fault tolerance. Integrated Oracle and NoSQL databases (DynamoDB) and backend services. Developed front-end components using React and Angular. Managed CI/CD pipelines with Jenkins and Bitbucket. Implemented observability with CloudWatch dashboards and Splunk.