DEEPANWITA MUKHERJEE

Amazon Transportation Services

• Worked on building Bulk Download Service to download huge number of files from Data Store(S3) and compress them all into batches of certain GBs as configured by client and send notification post successful processing back to Web Server.
• Developed HLD and LLD for same and also wrote optimized logic to batch various files in correct batches so as to create minimum number of batches.
• Got to work on AWS Fargate,DynamoDB,S3, SQS,SNS,AWS Batch and also explored on AWS glue and AWS EMR.

Amazon Academy-(Sep,2021-Nov,2022)

• Doubt Resolution Application-Worked on creating doubt resolution tab for students in Amazon Academy, where they can ask their queries and get answered by experts within 1 day. Worked on developing LLD for the same and got to work on many AWS resources such as EC2,DynamoDb,S3,SQS
• Worked on various enhancements on Live Lectures tab in amazon academy. Worked on developing new features to block and delete messages from students in Chat Box.Developed APIs using AWS Appsync.

• Worked as 6 month intern for Kindle Content India team and developed Cancellation api, to self serve the process of cancellation of Amazon Academy Subscriptions.In the process learned more about various design patterns such as Strategy,Lookup and Template.Got exposure towards writing High level Design and Low level Design Documents.
• Tech Stack- Java-Sprint Boot,AWS

• Created healthcare application and worked as full stack developer.
• The healthCare application analyzed user reports and also provided required diet plans for the same.
• Also read all details from image files of patient reports(ocr) and checked critical health parameters of a customers and sent them alerts
• Tech-Stack used- python-django(backend) , React.js(Frontend), AWS Tessaract
• Project was deployed on an EC2 instance in AWS.
• During campus mentorship also learnt more on Core concepts like OS,OOPs,DBMS.

• Worked as software developer and got to explore on MERN.Also worked on kubernetes and got familiar with kubernetes architecture,HELM,YAML scripting and CI/CD.

• Worked as a backend engineer and worked on improving security of godrej login and registration pages. Learned Java-Core(JSP,Servlets,Struts) in the process. Also explored more on cross-site scripting and preventions

• Worked on Siebel CRM and architecture.