# Sandeep Singh Sandeep Singh is a remote worker on Himalayas, Senior Engineer at TechBlocks Consulting Private Limited, based in India. Source: https://himalayas.app/@sandeepsingh30 ```text Senior Frontend Engineer who modernized Mastek’s e-commerce app and reduced bugs by 30% migrating AngularJS to React. ``` | Detail | Value | | --- | --- | | Availability | Looking for a job | | Location | India | | Authorized to work in | India | | Salary expectations | 47k+ GBP | | Job categories | Frontend Engineer, Front End Developer, Mobile Application Developer, Project Manager | | Skills | Frontend Development, React, TypeScript, Next.js, Angular, Redux toolkit, Redux RTK Query, Tanstack Query, Zustand, Micro Frontends, JavaScript, Ionic, Accessibility (WCAG 2.1), Browser Profiling, Virtualization | | Website | https://sandeep-frontend.vercel.app | | Portfolio | https://sandeep-frontend.vercel.app | | LinkedIn | https://linkedin.com/in/sandeep-frontend | ## About ```text At Accenture Solutions Pvt. Ltd., I architected banking single-page applications with React, TypeScript, and Next.js. I improved slow-rendering screens with profiling, virtualization, and code-splitting, reducing rendering latency by 25%. At Mastek Limited, I led frontend modernization of an e-commerce application, increasing engagement by 15%. I also migrated a legacy AngularJS codebase to React, reducing bugs by 30%, and implemented WCAG 2.1 accessibility improvements. Earlier, I developed enterprise and hybrid mobile applications at Bristlecone India Ltd., STZSoft, and Tekticks, including cryptocurrency wallet products. At Accenture, I mentored five developers and used GitHub Copilot and Cursor in my development work. ``` ## Experience ### Senior Engineer TechBlocks Consulting Private Limited. Jun 2026 - Jun 2026 ```text Joined as Senior Engineer on the Engineering team, working with React and TypeScript; engagement concluded within the first month due to a client project ramp-down. ``` Skills: React, TypeScript ### Associate Manager (Team Lead) [Accenture Solutions Pvt. Ltd.](https://himalayas.app/companies/accenture). Jun 2024 - Sep 2025 ```text Architected scalable, production single-page banking applications using React, TypeScript, and Next.js, managing state with Redux Toolkit, RTK Query, TanStack Query, and Zustand across complex, data-heavy modules. Profiled and fixed slow-rendering screens using React DevTools and Chrome DevTools, applying virtualization and code-splitting to reduce rendering latency by 25%. ``` Skills: React, TypeScript, Next.js, Redux-toolkit, Redux-RTK-Query, Tanstack-Query, Zustand, React-dev-tools, Chrome-DevTools, Virtualization, Code-Splitting, SQL, GitHub-Co-Pilot, Cursor, Docker, Gitlab-CI, Sentry, NPM, Micro-Frontends, Gulp, Pair-Programming, Mob-Programming, Mentorship, Agile ### Senior Software Engineer (UI Lead) [Mastek Limited](https://himalayas.app/companies/mastek). Dec 2021 - Feb 2024 ```text Led frontend modernisation of an e-commerce single-page application using ReactJS, Redux Toolkit, and Chakra UI, increasing engagement by 15%. Migrated a legacy AngularJS codebase to React, reducing bugs by 30% and improving long-term code maintainability. ``` Skills: React, Redux-toolkit, Chakra-UI, AngularJS, WCAG-2.1, Distributed-Teams ### Consultant (Frontend Developer) Bristlecone India Ltd.. Jan 2020 - Dec 2021 ```text Developed enterprise applications using Angular, Ionic, Ant Design, and SASS-based styling, improving performance and user adoption by 25%. Integrated REST APIs and jQuery-based legacy components, optimising UI/UX for business-critical workflows. ``` Skills: Angular, Ionic, Ant-Design, SASS, REST-APIs, jQuery ### Project Manager MADH Technologies LLC. Mar 2018 - Jan 2020 ```text Delivered a cryptocurrency wallet with real-time trading features using Node.js and PHP for backend integration, improving user retention by 20%. Led UI/UX design and frontend architecture for secure, high-performance applications, working directly with UAE-based clients in English. ``` Skills: NodeJS, PHP, UI-UX-Design, Frontend-Architecture, Cryptocurrency-Wallets ### Project Lead & Mobile Developer STZSoft. Apr 2017 - Feb 2018 ```text Led development of hybrid mobile cryptocurrency wallet apps using Ionic and Angular, achieving 5,000+ downloads in 3 months. Built secure, scalable mobile interfaces with real-time API integrations handling sensitive financial data. ``` Skills: Ionic, Angular, Hybrid-Mobile-Development, Cryptocurrency-Wallets, Realtime-APIs ### Software Developer Tekticks. Jan 2016 - Mar 2017 ```text Developed hybrid mobile applications using Ionic, PhoneGap, and jQuery, with responsive UI and secure authentication. ``` Skills: Ionic, PhoneGap, jQuery, Responsive-UI, Secure-authentication ## Education ### LinkedIn Hands-On AI: Introduction to Retrieval-Augmented Generation (RAG), Artificial Intelligence. 2026 - 2026 ```text Completed a certification on Hands-On AI: Introduction to Retrieval-Augmented Generation (RAG) in August 2026. ``` ### LinkedIn Building Scalable React UI Component Libraries with Storybook, React UI Development. 2026 - 2026 ```text Completed a certification on Building Scalable React UI Component Libraries with Storybook in August 2026. ``` ### LinkedIn Applications of Generative AI in Learning and Development, Generative AI. 2026 - 2026 ```text Completed a certification on Applications of Generative AI in Learning and Development in August 2026. ``` ### LinkedIn Generative AI: Introduction to Large Language Models, Generative AI. 2026 - 2026 ```text Completed a certification on Generative AI: Introduction to Large Language Models in August 2026. ``` ### Bharati Vidyapeeth Institute of Management & IT Master of Computer Applications, Computer Applications. 2013 - 2016 ```text Pursued a Master of Computer Applications from Bharati Vidyapeeth Institute of Management & IT from 2013 to 2016. ``` ### Pillai College Bachelor of Science, Information Technology. 2010 - 2013 ```text Earned a Bachelor of Science in Information Technology from Pillai College from 2010 to 2013. ``` ### ReactJS Trained ReactJS Trained | Angular Trained, Frontend Development ```text Completed training in ReactJS and Angular. ``` ### Microsoft Microsoft Certified .NET, .NET ```text Holds a Microsoft Certified .NET certification. ``` ### Simplilearn Build Reliable Agentic AI Applications, Artificial Intelligence ```text Completed a certification on building reliable agentic AI applications. ``` ### Great Learning Getting Started with Agentic AI, Artificial Intelligence. 2026 - 2026 ```text Completed a certification on Getting Started with Agentic AI in March 2026. ``` ## Tech stack - GitHub - Kubernetes - Jenkins - GitLab CI - Ionic - PhoneGap - Sass - Sentry - Node.js - Android SDK - Next.js - Tailwind CSS - Chrome DevTools - Azure DevOps - Jira - Storybook - Ant Design - Jest - Cypress - React - jQuery - gulp - JavaScript - Java - PHP - Confluence - GraphQL - Zustand - TypeScript - Chakra UI - Git - Docker - SQL - npm - TanStack Query - Cursor - Vite - GitHub Copilot - Redux Toolkit - AWS To contact Sandeep, message them from this profile with a Himalayas employer account: [Hire on Himalayas](https://himalayas.app/hire). ## People also viewed - [suchita methe](https://himalayas.app/@suchitamethe): Application Developer, IBM - [Prince Mittal](https://himalayas.app/@princemittal): Founding Frontend Engineer, HiAstro - [Upasana Patil](https://himalayas.app/@upasanapatil): Frontend Developer (React/Ionic), Smartcirqls Infotech Pvt. Ltd. - [Jitendra Choudhary](https://himalayas.app/@jitendrachoudhary): Lead Frontend Engineer, Cibronix Software Pvt Ltd - [Sagar Vaghela](https://himalayas.app/@sagarvaghela): Senior Product Engineer, IBM - [Deepak Maddheshiya](https://himalayas.app/@deepakmaddheshiya): Technical Lead (Frontend), Wipro Limited - [Shakthi Gokul Panchavarnam](https://himalayas.app/@shakthigokulpanchava): Custom Software Engineering Team Lead, Accenture - [Snehasis Debbarman](https://himalayas.app/@snehasisdebbarman): Senior Experience Engineer, Publicis Sapient - [vivek kumar](https://himalayas.app/@vivekkumar46): Tech Architecture Team Lead, Accenture - [Madi Ashutosh](https://himalayas.app/@madiashutosh): Staff Software Engineer (Consultant), Emirates NBD