Senior Frontend Engineer

THEENADAYALAN KALIAMURTHY

Senior Frontend Engineer with 9+ years of experience architecting scalable, high-performance web applications across fintech, edtech, and SaaS. Expertise in React.js, TypeScript, Micro Frontend Architecture, Web Accessibility (a11y), and REST APIs.

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About me

Solve Together!

Theenadayalan

THEENADAYALAN KALIAMURTHY

B.Tech. in Computer Science and Engineering

Senior Frontend Engineer · Pondicherry, India

theenadayalan06@gmail.com

Proven record of owning end-to-end feature delivery, driving architecture decisions, mentoring engineers, and leveraging AI-assisted workflows to maximise productivity.

Skills

Technologies I work with

  • React.js
  • TypeScript
  • JavaScript
  • Redux
  • Next.js
  • HTML5
  • CSS3
  • SCSS
  • Tailwind CSS
  • Micro Frontends
  • Module Federation
  • Web Accessibility (a11y)
  • REST APIs
  • Vitest
  • Playwright
  • Jest
  • Cursor AI
  • Claude Code
  • Node.js
  • Git
  • CI/CD

Experience

Reflection of my journey

Senior Frontend Engineer

Apollo.io

Remote, India

April 2025 – May 2026

  • Single-handedly engineered the end-to-end UX for AI Sequence Builder, a core AI-powered feature on Apollo.io's sales engagement platform, driving measurable pipeline adoption.
  • Tracked and improved feature adoption using Amplitude Experiments and custom analytics dashboards, enabling data-informed iterations and executive-level reporting.
  • Adopted Cursor AI and Claude Code for AI-assisted development workflows; authored E2E and unit test coverage with Vitest and Playwright to reduce regression risk.
React.jsTypeScriptReduxSCSSREST APIsVitestPlaywrightAmplitudeCursor AIClaude CodeGitCI/CD

Senior Software Engineer – Frontend

United Overseas Bank (UOB)

Singapore

July 2022 – April 2025

  • Architected a Micro Frontend Architecture using Webpack Module Federation, enabling independent deployments across 3+ banking product teams and reducing inter-team release bottlenecks by ~20%.
  • Built scalable, accessible transaction flow modules for cross-border fund transfers, meeting WCAG 2.1 / a11y and financial compliance standards across investment banking platforms.
  • Partnered with backend and QA teams to integrate complex REST APIs into high-value banking workflows, ensuring reliability and correctness for critical financial operations.
React.jsReduxTypeScriptSCSSREST APIsWebpack Module FederationWeb Accessibility (a11y)GitCI/CD

Senior Software Engineer – Frontend

BYJU'S

Remote, India

December 2020 – July 2022

  • Owned critical frontend features for BYJU'S live learning platform serving thousands of concurrent students as part of the Classes Growth team.
  • Mentored junior engineers through code pairing and structured code reviews, raising team engineering standards and accelerating onboarding.
  • Integrated Agora RTC/RTM SDKs to power real-time video and messaging in live classes, improving session reliability and student engagement.
React.jsJavaScriptSCSSCSS-in-JSMaterial UIAgora RTC/RTMREST APIsGitJIRA

Front End Engineer

ZOHO Corporation

Chennai, India

June 2017 – November 2020

  • Designed and built an Ember.js CI/CD tooling platform automating build and deployment pipelines across multiple Zoho Finance production products.
  • Developed a Vue.js server performance monitoring client, providing real-time infrastructure visibility via REST API integrations.
Ember.jsVue.jsNode.jsJavaScriptES6SCSSTailwind CSSREST APIsGitCI/CD

Projects

Things I've built

lint-prepush

Node.js CLI tool that lints only the committed branch files before a push, keeping CI pipelines clean.

2.3M+ downloads on npm

Node.jsCLInpm
GitHubnpm

2018

YouTabMan

Browser extension that manages all open YouTube tabs from a single popup with playback controls.

Top 5 in Mozilla Firefox Quantum Extensions Challenge 2018

JavaScriptChrome ExtensionFirefox Add-on
GitHubChromeFirefox

2018

react-otpify

Accessible React OTP input component library built for production authentication flows.

ReactTypeScriptnpm
GitHubnpm

2022

Website

Source code of this portfolio site.

Next.jsReactTailwind CSS
Code

2025

Featured Blogs

Latest posts

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Contact

Get in touch

Or email me at theenadayalan06@gmail.com