Developed25-plusRESTAPIendpointsonNode.jsandExpress.jsforusermanagement,workflowexecution,anddocumentprocessing,securedwithJWTauthenticationandrole-basedaccesscontrolanddocumentedinOpenAPI/Swagger.

Builtevent-drivenmicroservicesinGobackedbyRabbitMQthatprocessworkflowandnotificationevents,decouplinglong-runningjobssouser-facingrequestsneverblockondownstreamprocessing.

DesigneddatamodelsandtunedqueriesinMongoDBandPostgreSQLbehindmillionsofworkflowrecordsthroughtargetedindexingandqueryrestructuring.

ContainerizedserviceswithDockerandautomatedbuildsanddeploymentstoAWSEC2throughGitHubActions,withPrometheusandGrafanadashboardstocatchproductionfailuresearly.

WroteunitandintegrationtestswithJestandvalidated25-plusendpointswithPostman,andimprovedbackendefficiencybyreducingredundantqueriesandunnecessaryprocessing.

WorkedcloselywithProductOwners,BusinessAnalysts,UI/UXdesigners,QAengineers,andDevOpsteamsinanAgile(Scrum)environment,contributingtobi-weeklysprintreleasesandproductiondeployments.