Product
OCR Text Extractor
imgtotext.in
Free online image-to-text OCR — AI extraction with a browser fallback, batch upload, and TXT / DOCX / PDF export.
Available for hire
P. Elango
Frontend Engineer · 5 years
Tamil Nadu, India · remote worldwide
Available for full-time and contract work. I build fast, accessible product interfaces with React, Next.js, and TypeScript—from component architecture to performance and deploy—then keep them maintainable after launch.
- Years experience
- 5
- Products & packages shipped
- 5
- Open-source npm packages
- 3
Years experience
Products & packages shipped
Open-source npm packages
How I work
01
Useful by default
Working examples and concrete decisions over vague advice.
02
Built for reality
Patterns shaped by production constraints, not toy projects.
03
Performance-aware
Every interface should feel direct, stable, and fast.
Tech stack
Tools I ship production work with
React
Next.js
TypeScript
JavaScript
Node.js
Tailwind CSS
HTML5
CSS3
Git
AWS
Experience
Where I've worked
Full Stack Developer / JavaScript
Nov 2021 — Aug 2026
Thidiff Technologies
Web & Mobile Application Development Designed, developed, and maintained web and mobile applications for retail operations, including purchases, sales, attendance, inventory transfers, activity tracking, and reporting. Improved application performance, responsiveness, and usability across web and mobile platforms. System Integrations & Automation Built Slack webhook integrations to deliver real-time operational alerts and reports. Integrated the WhatsApp Business API with template messaging to automate shift reminders, transactional alerts, and business notifications. Implemented two-way Zoho Books API synchronization for invoices, vendor bills, expenses, and financial records. API & UI Optimization Optimized backend APIs, database queries, and frontend components to improve response times and provide smooth user experiences. Developed reusable UI components and streamlined workflows across web and mobile applications. Reporting & Data Visualization Created interactive dashboards and operational reports using Chart.js and Highcharts. Transformed complex business data into clear and actionable insights for administrators and management teams. Notifications & Automated Reporting Automated Slack notifications for purchases, sales, login activity, and critical system events. Integrated Bitbucket notifications for commits, pull requests, and merges. Developed scheduled email reports containing daily activity summaries and key performance metrics for administrators. Push Notifications – Firebase Cloud Messaging Implemented real-time mobile push notifications using Firebase Cloud Messaging. Handled foreground, background, and terminated application states to ensure the reliable delivery of critical alerts. Real-Time Voice Calling – Agora SDK Integrated real-time voice calling into a React Native application using the Agora SDK. Customized the calling interface, managed permissions and authentication tokens, and improved call connection performance and reliability.
Selected work
Products & packages
Visit site
Open-source packages
react-lite-rich-text-editor
A lightweight rich text editor for React with no dependencies — built for performance and ease of use.
ocr-text-extract
Browser OCR with smart preprocessing and layout reconstruction. Images never leave the device.
arr-helpers
Zero-dependency array helpers for frontend and backend — group, chunk, sort, dedupe, paginate, and more.
Learn
Practical learning pages
- React Mastery Roadmap
24 phases from JavaScript foundations to production React.
- Node.js Roadmap
APIs, databases, security, and shipping backend systems.
- API & Manual Testing
Practice Postman and UI QA against this site’s public pages.
Work with me
Building something that needs clear engineering?
Available for full-time roles, contract work, and technical consulting.