Mamta Kumari Singh
Bangalore
Summary
Results-driven Frontend Engineer with 7.5+ years of experience building high-performance web applications and platforms using React.js, Redux, TypeScript, and modern JavaScript frameworks. Proven expertise in scalable architecture design, micro frontends, and component libraries. Adept at leading engineering teams, collaborating cross-functionally with product/design, and delivering business impact in Agile environments. Passionate about performance optimization, code quality, and engineering excellence.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Senior Frontend Engineer
Cognizant
12.2021 - Current
- Architected and built scalable React-based applications for Fortune 500 clients
- Led the revamp of a legacy frontend to modular, reusable React components improving maintainability by 40%
- Integrated REST APIs and handled complex state with Redux + Thunks
- Boosted Lighthouse performance score from 68 to 92 with performance best practices
- Conducted code reviews and mentored junior developers
- Worked closely with Product and UX teams to translate requirements into clean UI
Frontend Developer
IBM India
02.2020 - 12.2021
- Migrated large-scale banking and retail apps to React from legacy stacks
- Delivered responsive and accessible components ensuring WCAG 2.1 compliance
- Owned release cycles and collaborated with DevOps on CI/CD workflows
UI Developer
Capgemini India
12.2017 - 02.2020
- Developed dashboards and analytics tools for enterprise clients
- Implemented form validations, filters, and reusable modals
- Led sprint ceremonies and acted as Scrum Master for two projects
Education
B.Tech - Electrical Engineering
Gandhi Engineering College
01.2017
Skills
- Scalable Frontend Architecture
- Micro Frontends
- Component Libraries
- Reactjs
- Redux
- TypeScript
- JavaScript (ES6)
- RESTful APIs
- Nodejs
- Performance Optimization
- Code Splitting
- Agile
- Scrum Delivery
- CI/CD
- Jenkins
- GitHub Actions
- Cross-Team Collaboration
- Design Systems
- Storybook
- Figma Integration
- Accessibility
- WCAG
- SEO
- HTML5
- CSS3
- SCSS
- Bootstrap
- Styled Components
- Expressjs
- Testing
- Jest
- Enzyme
- Cypress
- GitHub
- Git
- Bitbucket
- VS Code
- Postman
- Jira
- Confluence
- Databases
- MongoDB
- Oracle
- Cloud
- AWS
- S3
- Lambda
Certification
- Toastmasters International – Level 4 Certified Presentation Master, 2023
- IBM Service Excellence Award, Q1 2021
- Capgemini Star Award – Featured in 2020 Coffee Table Book, 2020
- 5-Star JavaScript Badge, HackerRank
Keywords For Ats
- React.js
- TypeScript
- Redux
- JavaScript
- Micro Frontends
- Agile
- REST APIs
- CI/CD
- Accessibility
- AWS
- Frontend Architecture
- Lighthouse
- UI Optimization
- Storybook
- Component Reusability
- Web Vitals
Timeline
Senior Frontend Engineer
Cognizant
12.2021 - Current
Frontend Developer
IBM India
02.2020 - 12.2021
UI Developer
Capgemini India
12.2017 - 02.2020
B.Tech - Electrical Engineering
Gandhi Engineering College
Similar Profiles
Navya VootlaNavya Vootla
Associate at CognizantAssociate at Cognizant
Preethi RPreethi R
Programmer Analyst at CognizantProgrammer Analyst at Cognizant
MANISHA REDDY KUCHANPALLYMANISHA REDDY KUCHANPALLY
Infra Dev Specialist at CognizantInfra Dev Specialist at Cognizant
Anuj PandeAnuj Pande
Security Engineer (Penetration Tester) at CognizantSecurity Engineer (Penetration Tester) at Cognizant
Anil Kumar SawAnil Kumar Saw
Staff Engineer at Altimetrik India Pvt. LtdStaff Engineer at Altimetrik India Pvt. Ltd