Available for opportunities

Mayank Ghai.

Senior Software Engineer shipping high-performance web apps at scale. React, TypeScript, Next.js specialist — 7+ years across Agoda, Lenskart & Nykaa.

Get in touch LinkedIn GitHub
0+
Years Experience
0
Product Companies
96%
Bundle Reduced
22%
Order Rate Lift
01 — Experience

Where I've
shipped things.

Agoda
Sr. Software Engineer
ReactTypeScript.NET ScalaNode.js GrafanaBuilder.io MCPModule Federation
Mar 2025 — Present
● Current
  • Building a generic Member Accounts page (full-stack, React + .NET + Scala) serving all B2B whitelabel partners — Citi, USBank, Bank of America — from a single codebase.
  • Developed Earn & Burn loyalty flows — end-to-end initiation and processing of card credit redemption and earning across all whitelabel partners.
  • Executed a major Drone.js library upgrade (legacy → current) across all repos — Drone.js is the internal UI component library powering every whitelabel's frontend.
  • Led TypeScript upgrade across all repositories — improved type safety, eliminated runtime errors, standardized the dev experience org-wide.
  • Implemented Builder.io versioning via module federation + GitLab functions — resolved peer-dependency conflicts and unlocked per-partner release cycles.
  • Built a Grafana traffic monitoring dashboard with custom alerts — real-time anomaly detection and traffic correlation across whitelabels.
Lenskart
Sr. Software Engineer
ReactNext.jsTypeScript ReduxAWS New RelicSupabaseCypressPostgreSQL
Aug 2023 — Mar 2025
  • Co-authored Lenskart UI-KIT — React/TypeScript component library now used across all verticals: Aqualens, JJ, Lenskart.com, OwnDays.
  • Slashed client bundle from 7 MB → 300 KB via rollup tree-shaking and dynamic imports — a 96% reduction.
  • Pushed Apdex from 0.5 → 0.9 through systematic Core Web Vitals improvements across Home, PLP, PDP, and Cart.
  • Built a PLP Virtualizer supporting any React node type — dramatically reduced DOM size on product listing pages.
  • Implemented Graceful Start-Stop via Express — zero dropped transactions during rolling deployments.
  • Built the Shark Tank gamified rewards app — earn and redeem points across web and mobile.
Nykaa
Sr. Software Engineer
ReactTypeScript Node.jsExpress PostgreSQLAWS KibanaNew RelicRedis
Feb 2022 — Aug 2023
  • Engineered a fully SSR-based PLP page for desktop — reduced TTI and cut bounce rate by ↓ 15%.
  • Built My Account page + Login Nudges on PDP/PLP — drove a +22% order rate increase.
  • Delivered a full-stack EDD feature for the Seller Portal using Node.js, TypeScript, Express, React, and PostgreSQL.
  • Built a Notification Service for the Seller Portal using Express, FCM, WebSocket, SendGrid, Redis, and PostgreSQL.
Sopra Steria
Software Engineer
ReactTypeScript PythonDjango Node.jsMongoDBMySQL
Sep 2019 — Oct 2021
  • Resolved the highest number of bugs in a year across React/TypeScript B2Bi apps — reduced reported issues by ↓ 10%.
  • Designed a React system management gateway for all trading engines.
  • Built a Log Analyzer (Django + React/TypeScript) used by a 20-person support team — cut resolution time by ↓ 20%. Awarded the Pinnacle Award.
02 — Skills

The toolkit.

Frontend
ReactNext.js TypeScriptJavaScript ReduxStyled Components SCSSHTML / CSS Web VitalsVite
Backend
Node.jsExpress.js ScalaPython / Django .NET / C#WebSockets REST APIsFCM
Data & Infrastructure
PostgreSQLMongoDB MySQLRedis AWSDocker KubernetesJenkins
Observability & Tooling
GrafanaNew Relic KibanaSupabase Builder.ioCypress Module FederationGit / GitLab
03 — Projects

Side work.

01
Shipping Aggregator
Full-stack platform aggregating multiple shipping carriers — compares rates, tracks shipments, and manages logistics in one place.
ReactNode.jsExpressMongoDB
02
Diamond Marketplace
E-commerce marketplace for diamond trading — product listings, grading filters, seller portal, and secure checkout flow.
ReactTypeScriptNode.jsPostgreSQL
03
Instagram Clone
React replica with homepage, stories, personal chat, and full user profile pages.
ReactJavaScript
04 — Recognition

Awarded.

🏆
Pinnacle Award
Sopra Steria · May 2021 — Exceptional work on the Log Analyzer project that cut team resolution time by 20%.
⚡
Spot Award
Recognised for outstanding performance and cross-team collaboration across projects.

Let's
build
something.

Open to senior engineering roles, consulting, and interesting hard problems.

may.gh7@gmail.com LinkedIn GitHub +91 83760 99685
© 2025 MAYANK GHAI DELHI · B.TECH CS · GGSIPU 2019 BUILT FROM SCRATCH