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Mithlesh sharma

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EssayChecker.ai

ReactJsNext.jsTailwind CSSMaterial UIReduxSwagger APIRazorpay

A one-stop solution for all IELTS-based exams

Get your target score with our AI-powered toolkit of apps and mock tests for IELTS and PTE preparation. Instantly check your IELTS Writing and PTE Writing in just a few seconds. Trusted by thousands of users and IELTS institutes.

Our AI-based applications help improve different English skills like writing, listening, and speaking, ensuring students achieve their desired scores in English proficiency exams.

My Contributions

🚀 Mock Test Platform Enhancements

  • Redesigned the Mock Test page into dynamic tables, improving functionality and user experience for 10,000+ users.
  • Developed full-length interactive Listening and Reading tests for IELTS Mock Tests, utilized by 3,000+ users.
  • Implemented real-time audio integration for Listening tests, enhancing test accuracy and engagement.
  • Optimized performance tracking and bug fixes, significantly improving system stability and reducing errors.

🛠️ AI-Based Essay Assistant

  • Developed an AI-driven essay improvement tool that provides step-by-step feedback, enhancing writing quality.
  • Implemented modular feedback—improving the introduction first, then cohesion, grammar, lexical resources, and overall structure.
  • Enhanced user engagement with real-time suggestions and progressive learning strategies.

đź’° Payments & API Support

  • Integrated Razorpay and structured the pricing model for seamless user subscriptions and transactions.
  • Designed and developed the B2B landing page to attract business users and streamline onboarding.
  • Created an API support page for B2B clients, displaying real-time usage insights and analytics.
  • Built a multi-account API management system, allowing managers to oversee multiple businesses using Redux and local storage.

🎨 UI/UX & Frontend Optimizations

  • Redesigned the homepage with modern UI using Preline CSS for a sleek and engaging user experience.
  • Handled multiple codebases—optimized essaychecker.ai for B2C users and console.essaychecker.ai for B2B clients.
  • Enhanced responsiveness and accessibility, ensuring a smooth experience across all devices.

đź“š Teacher App (Next.js Project) & Secure Testing Environment

  • Currently leading the development of a Teacher App built with Next.js, where educators can share mock tests with students via email.
  • Built a secure test environment where students can only attempt the test through a unique session-tracked link.
  • Implemented session storage and activity tracking to monitor every test action—when a user starts, submits, or exits the test.
  • Designed a strict submission flow where students cannot return to the test once submitted, ensuring exam integrity.

⚡ Key Technical Skills & Optimizations

  • Optimized API calls and improved response times by reducing redundant requests.
  • Enhanced state management using Redux for scalable and maintainable applications.
  • Implemented modular React and Next.js components, making the codebase cleaner and easier to maintain.
  • Debugged and resolved critical performance issues, improving the overall user experience.

Throughout my time at EssayChecker.ai, I have worked on complex problems, optimized performance, and contributed to creating a seamless experience for thousands of users.

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2025 — Built by Mithlesh sharma