Lavanya Joshi

Professional Summary

Full Stack Developer Intern with hands-on experience building scalable web applications using Next.js, TypeScript, Node.js, MongoDB, and PostgreSQL. Skilled in software engineering, REST API development, debugging, authentication, access control, and database design. Experienced in AI-powered solutions using Machine Learning, Natural Language Processing, and Generative AI technologies. Proven ability to deliver production-ready projects, collaborate in team environments, and solve complex technical challenges through modern development practices.

Technical Skills

Languages: JavaScript, TypeScript, Python, Java, C, C++

Frontend: React.js, Next.js, HTML5, CSS3, Tailwind CSS

Backend & Databases: Node.js, Express.js, Next.js API Routes, MongoDB, PostgreSQL, MySQL

Tools & Platforms: Git, GitHub, VS Code, AWS, Vercel, Render

Core Concepts: Software Development, Software Engineering, SDLC, DSA, OOP, DBMS, REST APIs, Authentication & Authorization, RBAC, Debugging, Machine Learning, NLP

Academic & Personal Projects

PeriodTracker – Cycle Tracking & Health Analytics

Next.js, TypeScript, Tailwind CSS, MongoDB, Recharts, NextAuth, Capacitor

Health Analytics: Built a privacy-focused cycle tracking platform supporting secure storage and visualization of 500+ health log entries through interactive analytics dashboards.
Secure Authentication: Implemented NextAuth for session persistence and protected user metrics with encrypted storage.
Mobile Deployment: Integrated Capacitor to package the web app into a native Android application for wider accessibility.
Serverless APIs: Designed Next.js API Routes for secure, high-throughput log aggregation directly connected to MongoDB.

Multithreaded Chat Application

Java, JavaFX, PostgreSQL, Socket Programming

Concurrent Communication: Developed a multithreaded client-server chat system supporting 50+ concurrent connections with encrypted messaging and persistent storage.
Data Security: Implemented PBKDF2 password hashing and AES-GCM-256 encryption for secure authentication and messaging.
Database Integration: Utilized PostgreSQL for persistent user data storage and message history tracking.
UI Design: Built an interactive JavaFX interface for real-time chat and user management.

ReviewLens AI – Customer Review Analysis Platform

Next.js, TypeScript, Tailwind CSS, MongoDB Atlas, Mongoose, Google Gemini API, Recharts, Vercel

Sentiment Analysis: Implemented NLP-based classification of customer reviews into Positive, Neutral, and Negative categories.
Category Detection: Automated feedback tagging for Food, Cleanliness, Location, Host, Value, and Experience.
AI Integration: Leveraged Google Gemini API to generate professional response suggestions for owners.
Dashboard Analytics: Designed summary cards and Recharts visualizations for review trends and statistics.
Scalable Deployment: Deployed on Vercel with optimized API routes and MongoDB Atlas storage.

Work Experience

Team Lead – Multithreaded Chat Application (PBL Project) Jan 2026 – Apr 2026

Graphic Era Hill University

Led a 4-member team to design and deploy a secure multithreaded chat system using Java, JavaFX, and PostgreSQL.
Applied Agile and SDLC principles to manage sprints, code reviews, and version control via Git.
Implemented database schemas and data privacy protocols ensuring encrypted communication.
Delivered production-ready system with measurable results — reduced message latency by 40% and improved user concurrency handling.

Independent Full-Stack Developer – Personal Projects Jan 2025 – Present

Dehradun, Uttarakhand

Developed and deployed Period Tracker and ReviewLens AI using Next.js, TypeScript, MongoDB, and RESTful APIs.
Integrated Google Gemini API and implemented RBAC Security for user authentication and data protection.
Applied Agile workflows and SDLC best practices to ensure scalable, maintainable codebases.
Achieved measurable outcomes — improved API response time by 30% and enhanced data visualization accuracy by 25%.

Education

Bachelor of Technology (B.Tech), Computer Science Engineering (AI Full Stack)

Expected Graduation: May 2028 | Graphic Era Hill University | Dehradun, Uttarakhand

Relevant Coursework: Data Structures & Algorithms, Object-Oriented Programming, DBMS, Operating Systems, Computer Networks, Software Engineering, Machine Learning, Artificial Intelligence, Web Applications

Soft Skills

Leadership: Guided project teams and IEEE design team, ensuring collaboration and timely delivery.
Communication: Presented technical solutions clearly to peers and faculty, bridging design and development teams.
Problem-Solving: Tackled complex coding challenges and optimized system workflows under tight deadlines.
Collaboration: Worked effectively in team-based projects, applying Agile practices for smooth coordination.
Adaptability: Quickly learned new frameworks and tools to deliver production-ready solutions.