Himanshu Singh

Senior Software Engineer

Dunnhumby•  September 2020 - Present

● Building world's leading retail media omnichannel that enables advertisers to effectively reach targetaudiences across physical stores, onsite (retailer's websites), and offsite (Facebook, Google AdManager) channels. ● Leading the rewrite of the Measurement Offsite frontend from MicroStrategy to React. ● Built and successfully delivered the Booking Offsite module from scratch. ● Improved code coverage from 58% to 82% (React testing library and Jest), improved UI performance,identified & fixed code and package vulnerabilities (200+ High/Critical to 15), improved CI/CD pipelinefor Booking Store module. ● Led FE CoP (Frontend Community of Practice), brought new ideas, and ways of working/practices forDesign Systems, and introduced new libraries that enabled prefetching, query caching, re-fetching, etc.resulting in improved UI performance and lesser dependency on redux. ● Worked with TypeScript, JavaScript, React.js, Redux, Webpack, React Testing Library, Jest, Cypress,Micro Frontend (Module Federation), Design Systems (Storybook/Component Library), HTML, CSS,C#, ASP.NET Core WebAPI, PostgreSQL, Docker, Google Cloud Platform (GCP), Checkmarx,Sonarqube, AppDynamics, Plandek, Distributed Systems, CI/CD, Git, Figma.

Senior Engineer

Nagarro•  July 2017 - September 2020

● Designed, developed and deployed core functionalities like dashboards, email module, listings, viewscreens and reporting. ● Built email web client to provide Outlook-like experience with extended functionalities within theapplication. ● Introduced SignalR for real-time synchronization of the dashboards, listings, and email module anddeveloped fallback options. ● Successfully launched workflow management system across multiple locations and visited the client'score team in Hong Kong for user onboarding, knowledge transfer sessions, and fixing highest priorityproduction issues. ● Onboarded and mentored freshers and other new engineers to the team. ● Worked with React.js, JavaScript, TypeScript, HTML, CSS, Angular, C#, ASP.NET WebAPI, EntityFramework, SQL Server Management Studio, WebSocket, SignalR, Distributed Systems, Git.