Adnan Khan

Experience

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  Optum

  Aug 2020 - Dec 2023

  Software Engineer

  We worked in OPTUM on very robust and scalable project.1. Designed and developed Restful API web services using java,SpringBoot, Kafka(as a listener) ensuring proper JSON transfer onweb application through API.2. Created new microservice from scratch for ingesting EDI 834 data,which consist of 20million American data.3. Created alert service and ran scheduler on 100 million customer of17states of united states.4. Increased dashboard speed by using aggregation pipeline query forfetching data from Mongo database in the form of Object, 5 milliondata in 2seconds.5. Collaborative and cross functional projects involving solutioning andimplementation of EDI file parser of US GOV with a new overallarchitecture for the microservice.6. Generated mail for daily and weekly alert on every 5days.Processed different type of file coming from different team as a fileand kafka message stream an putting them in mongoDB, which hasprocessed almost 12million data from customer till now.7. Implemented several API microservices in Java, Springboot &deployed in the Kubernetes environment on the Docker containers.8. Led the whole project which saves 10Million USD every year bygenerating alert on weekly and daily basis.9. Latency optimization of dashboard 300ms to 60ms by improvinggrouping of fields in the aggregation pipeline. 10. Participate in the entireapplication lifecycle, designing systems, focusing on coding anddebugging.11. Collaborate with Front-end developers to integrate userfacingelements with server-side logic.Troubleshooting server-sidesoftware and debugging application codes. 12. Monitoring and improving server-side performance. Documenting application changes andoverall server-side platform updates. Show less

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  ModMed

  Feb 2024 - now

  Software Engineer 2