Resume

Abhishek Upadhyay

Senior Frontend Engineer

Professional summary

Abhishek is a Jaipur-based senior frontend engineer with 3.9+ years building high-impact web applications for 4.5M+ users. Experienced in micro-frontend architecture, TypeScript component systems, financial data visualization using D3/Highcharts, and building generative AI/spatial canvas tools. Experienced in owning frontend decisions end-to-end in fast-paced environments.

Work Experience

Celebal Technologies
Apr 2023 – Present
Software Engineer
- Led architecture and development of scalable web applications serving 1M+ users using Module Federation (Webpack 5), improving Core Web Vitals from 70 to 92 and reducing deployment time by 40%.
- Mentored a cross-functional team of 6 developers, 2 designers, and 1 QA tester, improving productivity by 25% and reducing bugs by 30%.
- Developed full-stack MERN applications ensuring high performance and 95%+ test coverage.
- Architected micro-frontend solutions, decreasing technical debt by 25% and supporting 15+ simultaneous projects.
Next.jsTypeScriptReact.jsMicro-FrontendModule Federation
Celebal Technologies
Sep 2022 – Apr 2023
Software Engineer Intern
- Developed and deployed high-performance web apps using React, Redux, and Node.js featuring secure REST/WebSocket APIs.
- Audited and optimized existing systems for high code quality and component-driven design.
ReactReduxNode.jsREST APIsWebSockets

Education

Global Institute Of Technology, Jaipur, Rajasthan

B.Tech in Computer Science & Engineering (2019 – 2023) · CGPA: 8.76 / 10.0

Tech stack & proficiency

Frontend Development

Building fast, accessible interfaces with modern React and TypeScript tooling.

ReactNext.jsJavaScriptTypeScriptHTML5CSSViteExpressJS

Backend & Databases

Modeling data and building services across SQL and NoSQL databases.

MongoDBMongooseNode.jsMySQLMicroservices ArchitecturePostgreSQL

AI-Assisted Engineering

Using AI copilots to move faster across coding, testing, and refactoring.

CursorClaude CodeWindsurfGitHub CopilotAutomated Test GenerationAI-Guided Refactoring & Auditing

State Management

Predictable, scalable state across component trees.

ReduxRedux ToolkitContext APIZustand

UI & Styling

Design-system driven UI development across component libraries and themes.

Tailwind CSSSassBootstrapStyled ComponentsMUIResponsive Web DesignCSS FlexboxCSS Grid

Architecture & Engineering Practices

Structuring large codebases for scale, reuse, and team velocity.

Micro-Frontend ArchitectureModule FederationConfiguration-driven DevelopmentReusable ComponentsModular UI DevelopmentComponent LibrariesCode ReviewsAgileCross-functional Collaboration

Performance & Web Vitals

Measuring and improving real-world speed, SEO, and accessibility.

LighthouseCore Web VitalsLazy LoadingMemoizationCode SplittingRendering OptimizationCaching TechniquesSEOAccessibilitySSR, CSR, SSG, and ISR

APIs & Real-Time Communication

Connecting frontends to services over REST, sockets, and peer channels.

REST APIsMicrosoft Graph APIWebSocketsSocket.ioWebRTC

Testing & Quality

Maintaining confidence with automated coverage and manual review.

JestPlaywrightCode ReviewsFunctional TestingUI Appearance & Experience Testing

Data Visualization

Turning raw data into interactive charts and dashboards.

HighchartsD3rechartsApexCharts

Developer Tooling

Day-to-day tooling for building, versioning, and shipping code.

WebpacknpmNVMGitGitHubGitLabAzure DevOpsJira

Cloud & Infrastructure

Hosting, deployment, and observability across cloud platforms.

Microsoft AzureFirebaseCloudflareGoogle Tag ManagerDocker