Kasthuri Rangan

Kasthuri Rangan

Associate Software Engineer

Villupuram, IndiaSoftware Development
5roles
61skills
2education
1credentials

About

Full Stack Developer with 2+ years of experience building scalable web applications using the MERN stack and AI-powered solutions. Experienced in end-to-end feature development, RESTful APIs, responsive frontends, authentication systems, payment integrations, and role-based access control.

Experience

Associate Software Engineer

Simplita AI Technologies Private Limited

07/2025 – Present · Villupuram, Tamil Nadu, India

Engineered scalable backend services, REST APIs, reusable UI components, and workflow-driven backend systems for an enterprise no-code platform. Built third-party service nodes and AI-powered voice agents, architected a modular frontend UI system, and developed real-time automation workflows. Delivered client projects involving Zoho CRM webhooks, multi-stage email/WhatsApp/Telegram reminders, AI communication bots, Google Drive document storage, role-based access control, Meta WhatsApp APIs, payment reminders, lead outreach automation, Vapi and Bolna voice agents, and secure credential management.

Full Stack Developer Intern

REVOLTRONX

10/2024 – 07/2025

Developed MERN stack web application features with TypeScript, created pages and modules for AI, Machine Learning, Data Science, and Web Development content, engineered a gamified reward system, improved UI/UX and responsiveness, and optimized frontend and backend performance.

Junior Web Developer Intern

GET INTO DARE

04/2024 – 08/2024

Built end-to-end MERN stack features, integrated third-party APIs, developed an AI-powered quiz generation system with streaks and points, enhanced user profiles, fixed frontend and backend bugs, and optimized cross-device responsiveness.

Full-stack Developer

REVOLTRONX

10 mos · United States

• Developed and maintained scalable MERN stack applications using React, Next.js, TypeScript, Node.js, Express.js, and MongoDB, delivering responsive and production-ready features. • Built gamification features including reward systems, user progress tracking, and engagement modules, improving user retention while optimizing frontend performance and UX. • Collaborated across frontend and backend development to implement new platform features, debug production issues, optimize application performance, and enhance cross-device responsiveness.

Junior Web Developer Intern

getintodare.com

7 mos · Rajkot, Gujarat, India

• Built end-to-end web application features using the MERN stack, integrating third-party APIs and developing scalable frontend and backend functionality. • Developed an AI-powered quiz generation system with streaks and reward mechanisms, increasing user engagement through personalized learning experiences. • Enhanced user profile modules, resolved critical frontend and backend issues, and optimized application responsiveness across desktop, tablet, and mobile devices

Education

Arignar Anna Arts and Science College

Bachelor of Computer Applications

2018 – 2021

Arignar Anna Govt. Arts College, Villupuram-605 602

Bachelor of Computer Applications, Computer Programming, Specific Applications

Apr 2018 - Apr 2021

Skills

JavaScriptTypeScriptHTMLCSSReact.jsNext.jsTailwind CSSNode.jsRESTful APIsMulti-Tenant ArchitectureMongoDBPostgreSQLMySQLSupabaseGitGitHubRAGKAGLLM IntegrationMCP ToolsJWT AuthenticationRole-Based Access Control (RBAC)PostmanVS CodeCursorGitHub CopilotPayment Gateway IntegrationCRM SystemsWorkflow AutomationFastAPIAWSExpress.jsREST APIsLow-Code Development PlatformsMERN StackPostman APIZoho CRMPython (Programming Language)Microsoft Visual Studio CodeFirebaseRedux.jsBootstrap (Framework)Generative AIRetrieval-Augmented Generation (RAG)Software AgentsCross-platform DevelopmentClient Interfacing SkillsAuthentication SystemsCRM IntegrationVersion ControlFull-Stack DevelopmentDomain ExperienceBack-End Web DevelopmentRESTful architectureUser Experience (UX)Front-End DevelopmentStackApplication SecurityComputer ScienceWeb Services APIJavaScript Libraries

Projects

Low-Code/No-Code Platform Development

Development of an enterprise-grade no-code platform enabling users to build and deploy full-stack web applications without writing code, including backend services, REST APIs, reusable UI components, AI-powered voice agents, and workflow automation.

ENN Consultancy – Automated Client Engagement & Reminder System

Automated client engagement and reminder system integrated with Zoho CRM, email, WhatsApp, Telegram, AI-driven communication bots, Google Drive, Meta APIs, authentication, role-based access control, and payment reminder workflows.

Project Saravaraj – Multi-Channel Outreach Automation System

Scalable outreach automation platform for centralized lead management and personalized communication through email, WhatsApp, and AI voice agents using Vapi and Bolna integrations.