Worked on different fleet solution projects using node.js,apollo graphQL,typescript, python,aws lambda,jest,git.Worked on adding 100+ feature and bugfix stories.Designed and developed new microservices to fetch data from different datasource such as cassanrda, elastic search, SQL database and S3.Worked on fetching a binary file from s3 bucket and parsing it to extract different sensor data.Created aws lambda functions to fetch video files and binary data from s3 bucket and other datasource and formating into base64 files.Created zip utilities to convert files into required formats which used by QA team.Collaborative with frontend devs and qa team.Gave KT sessions to new joinees and mentored them by helping on resolving issuesI have written a lot of unit tests using jest to have >90% code coverage.Worked with devops for creating runbooks and new releases.