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Hi, I’m Sanjay Kumar Shahu, a Senior Software Engineer based in Lucknow, India. I specialize in React development, modern frontend architectures, and building scalable enterprise applications with TypeScript, hooks, and state management. I’ve led teams, driven performance optimizations, and delivered robust solutions for platforms with millions of daily users. Over the past 8+ years, I’ve designed modular component libraries, micro-frontend architectures, and cross-functional modules across enterprise domains. I’m passionate about clean code, mentoring colleagues, and delivering delightful user experiences.…Hi, I’m Sanjay Kumar Shahu, a Senior Software Engineer based in Lucknow, India. I specialize in React development, modern frontend architectures, and building scalable enterprise applications with TypeScript, hooks, and state management. I’ve led teams, driven performance optimizations, and delivered robust solutions for platforms with millions of daily users. Over the past 8+ years, I’ve designed modular component libraries, micro-frontend architectures, and cross-functional modules across enterprise domains. I’m passionate about clean code, mentoring colleagues, and delivering delightful user experiences.

Sanjay Kumar Shahu

Front-End Developer, Back-End Developer, Web Developer, +2

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Hi, I’m Sanjay Kumar Shahu, a Senior Software Engineer based in Lucknow, India. I specialize in React development, modern frontend architectures, and building scalable enterprise applications with TypeScript, hooks, and state management. I’ve led teams, driven performance optimizations, and delivered robust solutions for platforms with millions of daily users. Over the past 8+ years, I’ve designed modular component libraries, micro-frontend architectures, and cross-functional modules across enterprise domains. I’m passionate about clean code, mentoring colleagues, and delivering delightful user experiences.…Hi, I’m Sanjay Kumar Shahu, a Senior Software Engineer based in Lucknow, India. I specialize in React development, modern frontend architectures, and building scalable enterprise applications with TypeScript, hooks, and state management. I’ve led teams, driven performance optimizations, and delivered robust solutions for platforms with millions of daily users. Over the past 8+ years, I’ve designed modular component libraries, micro-frontend architectures, and cross-functional modules across enterprise domains. I’m passionate about clean code, mentoring colleagues, and delivering delightful user experiences.

Available to hire

Hi, I’m Sanjay Kumar Shahu, a Senior Software Engineer based in Lucknow, India. I specialize in React development, modern frontend architectures, and building scalable enterprise applications with TypeScript, hooks, and state management. I’ve led teams, driven performance optimizations, and delivered robust solutions for platforms with millions of daily users.

Over the past 8+ years, I’ve designed modular component libraries, micro-frontend architectures, and cross-functional modules across enterprise domains. I’m passionate about clean code, mentoring colleagues, and delivering delightful user experiences.

Skills

Experience Level

Expert

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Expert

Work Experience

Senior Software Engineer at Zeta Global

August 1, 2025 - October 12, 2025

Built and optimized dynamic, high-performance UI components using React, Typescript, and Ant Design for Zeta's AI-driven marketing platform. Designed modular and reusable React component libraries to support multiple enterprise-level customer experiences across verticals. Implemented React Hooks, Context API, and custom hooks for efficient state management and component reusability. Optimized React application performance using React.memo, useMemo, and lazy loading techniques. Applied modern React patterns including render props, higher-order components, and compound components for scalable architecture.

Senior Staff Engineer at Nagarro

October 1, 2024 - October 12, 2025

Led a team of 4 engineers in architecting and developing React-based micro frontends using React and Nx library for multifunctional user applications. Implemented component composition and state-management solutions handling 50+ million daily events including attendance and scheduling systems. Built custom React hooks for business-logic abstraction and integrated PayPal payments with React components. Mentored engineers on React best practices, component design patterns, and modern frontend architecture principles. Contributed across client projects including Siemens Energy and Schneider Electric, delivering dashboards, e-commerce features, and performance-focused components.

Software Engineer at Cisco (via Infosys)

June 1, 2021 - October 12, 2025

Designed and implemented a React-based SaaS application with drag-and-drop functionality using React DnD for multilingual agreement clause creation. Built custom React text editor components with rich formatting capabilities and real-time preview. Implemented React Portal and Shadow DOM techniques for isolated component rendering and custom styling solutions. Created reusable React form components with validation using Formik and Yup for dynamic content generation.

Project Engineer at Wipro Digital

January 1, 2020 - October 12, 2025

Developed React dashboard applications for revenue prediction with Redux state management and real-time data visualization. Built React components for service allocation platform with complex form handling and cost calculation algorithms. Created React-based process-mapping interface using BPMN.js integration for workflow visualization and management.