Naina Varshney

Backend Developer

Patiyali, Kasganj, Uttar PradeshSoftware Development and Generative AI

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3roles

94skills

1education

7credentials

About

Computer Science Engineering student building end-to-end web applications, REST APIs, and LLM-powered features with full-stack and Generative AI technologies.

Experience

Backend Developer

MLCoE – Machine Learning Centre of Excellence

Dec 2024 - Present · Ghaziabad, IN

Developed and maintained backend services as part of a 25-member engineering team; collaborated with frontend developers, ML engineers, and designers; built server-side logic using Node.js, Express.js, and MongoDB following RESTful API and MVC principles; managed Git and GitHub workflows.

Back-end Developer

Machine Learning Centre of Excellence

1 yr 9 mos · Ghaziabad

Back End Developer

MLCoE – Machine Learning Centre of Excellence

1 yr 9 mos

Developed and maintained backend services as part of a 25-member engineering team, contributing to technical activities and end-to-end project delivery. Collaborated with frontend developers, ML engineers, and designers to implement new features and ensure seamless full-stack integration. Built scalable server-side logic using Node.js, Express.js, and MongoDB, following RESTful API design principles and MVC architecture. Managed version control workflows with Git and GitHub, maintaining code quality and enabling smooth team collaboration.

Education

Ajay Kumar Garg Engineering College

Bachelor of Technology, Computer Science Engineering (Data Science)

2023 - Present

CGPA: 8.1; currently in 4th year.

Skills

JavaJavaScriptTypeScriptPythonSQLC++React.jsNext.jsReact NativeHTML5CSS3Tailwind CSSBootstrapViteNode.jsExpress.jsRESTful APIsJWT AuthenticationMVC ArchitectureWebSocketMongoDBMySQLPostgreSQLPrisma ORMSupabaseRedisGemini APILangChainLLM API IntegrationPrompt EngineeringAI WorkflowsRetrieval-Augmented Generation (RAG)FirebaseRenderVercelGitGitHubPostmanMongooseBcryptMulterCloudinaryAxiosReact RouterStorybookVS CodeData Structures & AlgorithmsOOPDBMSOperating SystemsComputer NetworksSystem DesignOffline-First DesignData SyncComponent-Driven DevelopmentDockerFirebase AuthenticationGoogle Calendar synchronizationSwagger/OpenAPIZodAsyncStorageArtificial Intelligence (AI)Large Language Models (LLM)Systems DesignMicroservicesData StructuresModel-View-Controller (MVC)RabbitMQTime ManagementFull-Stack DevelopmentBack-End Web DevelopmentVersion ControlObject-Oriented Programming (OOP)EngineeringDeep LearningNeural NetworksREST APIsJSON Web Token (JWT)Swagger APIRepresentational State Transfer (REST)Postman APIBootstrap (Framework)Generative AILangGraphTeamworkTeam ManagementLeadershipProblem SolvingCommunicationCritical ThinkingAnalytical SkillsHTMLCascading Style Sheets (CSS)Python (Programming Language)

Projects

DeadlinePilot AI

Engineered a multi-agent AI productivity platform with Planner, Priority, Scheduler, Reminder, and Reflection agents using Gemini 2.5 Flash, a Controller-Service-Repository backend, Firebase Authentication, Google Calendar synchronization, voice/text task intake, Docker, Next.js 15, and MongoDB Atlas.

TradeLedger Pro

Designed a full-stack trade analytics platform using React.js, Node.js, Express.js, PostgreSQL, Prisma ORM, Redis, Docker, composite indexing, dual JWT authentication with refresh-token rotation, Swagger/OpenAPI, and Docker Compose.

Expense Tracker App

Built a React Native and Expo expense tracker with a Node.js, Express.js, and MongoDB backend, JWT authentication, CRUD operations, Zod validation, expense analytics, persistent login, and a NativeWind bottom-tab interface.