Rohit Kumar

Rohit Kumar

React Native & Full Stack Developer | React.js | Node.js | Firebase | GraphQL | AWS | TypeScript | Shipped Live App (1K–10K Downloads) | Open to Bengaluru · Bengaluru, Karnataka, India

I've shipped 4 production applications used by real people — including Fertility Nest, a healthtech app live on App Store & Google Play with 1,000–10,000 downloads. I'm a Full Stack and Mobile Developer with 3+ years of experience building cross-platform mobile apps (React Native) and web applications (React.js, Next.js, Node.js) end-to-end — from architecture to deployment. 🚀 What I've built: - Fertility Nest — A healthtech React Native app (iOS & Android) with in-app purchases, AdMob monetisation, Firebase integration, and HIPAA-aligned health data handling. Live on App Store & Play Store. - Medical AI Scribe — An AI-powered web + mobile app that converts doctor-patient conversations into structured SOAP clinical notes using real-time WebSocket transcription and LLM APIs. - Velocity eLearning — A GenAI-powered multi-tenant e-learning platform with React.js + GraphQL backend supporting full institute management. - Claim UX — An interactive insurtech damage assessment tool built with React.js and Konva.js. 💻 My core stack: React Native · React.js · Next.js · Node.js · Express.js · TypeScript · JavaScript · Firebase · MongoDB · MySQL · GraphQL · REST APIs · Redux · AWS (S3, EC2) · Microsoft Azure · Azure DevOps · CI/CD · JWT · OAuth 2.0 · WebSockets · Tailwind CSS · Figma 🏆 Certifications: - Microsoft Azure Fundamentals (AZ-900) - HIPAA Privacy & Security Training I've also mentored junior developers and worked closely with designers through Figma to ship pixel-perfect, production-ready interfaces. Currently looking for Full Stack or React Native Developer roles in Bengaluru. Open to on-site, hybrid, and remote opportunities. 📩 [email protected]

Open to

Bangalore · Pune · Kolkata · Mumbai · Delhi · Hyderabad · Chennai · Gurgaon · Noida

Work style

onsite, hybrid, remote

Availability

Available in 15 days

Contact details — on requestProof of Work — on request

Experience

C

Full Stack Developer

Csharptek · Jun 2022 – Present

Not yet confirmed
  • Full Stack and Mobile Developer responsible for architecting and shipping 4 production applications end-to-end across healthtech, edtech, and insurtech domains.
  • Key contributions:
  • - Sole developer on Fertility Nest — a live React Native app (iOS & Android) with 1,000–10,000 downloads on App Store and Google Play, featuring in-app purchases, AdMob monetisation, push notifications (FCM/APNs), and Firebase integration.
  • - Built full-stack web and mobile applications using React Native, React.js, Next.js, Node.js, and Express.js following MVC and component-based architecture.
  • - Designed and implemented secure REST APIs and GraphQL endpoints with JWT, OAuth 2.0, Azure AD B2C, and role-based access control (RBAC) — serving thousands of users.
  • - Integrated Firebase (Auth, Firestore, Cloud Messaging) for real-time data sync and push notifications across mobile and web.
  • - Integrated AI/LLM APIs for real-time speech-to-text transcription, SOAP clinical note generation, and GenAI-powered content features.
  • - Worked with AWS (S3, EC2) and Microsoft Azure (Azure DevOps, CI/CD pipelines) for cloud infrastructure and deployment automation.
  • - Collaborated with designers via Figma to build pixel-perfect, responsive, and accessible UI components.
  • - Mentored junior developers on React Native best practices, Git workflows, and code review processes.
  • - Participated in Agile/Scrum ceremonies — sprint planning, daily standups, and retrospectives.
  • Tech stack: React Native · React.js · Next.js · Node.js · Express.js · TypeScript · JavaScript · Firebase · MongoDB · MySQL · GraphQL · REST APIs · Redux · AWS · Azure · CI/CD · JWT · OAuth 2.0 · WebSockets · Tailwind CSS · Material UI · Figma

Skills 0 proven through work

Also works with

In-app Purchases ImplementationRecording Feature DevelopmentWebcam & Device API IntegrationRoot Cause AnalysisCrash Reporting IntegrationBrowser Developer Tools UsageTaking OwnershipClean Code PracticesCode OptimizationMentoring and Peer CoachingTeam LeadershipBug FixingFunctional TestingVersion Control with GitHubNode.js DevelopmentApplication DeploymentCI/CD Pipeline ImplementationAzure DevOpsAzure DeploymentAWS DeploymentTwo-Factor Authentication ImplementationJWT Authentication Filter ImplementationMobile Application DevelopmentBuilding Web ApplicationsAPI Authentication ImplementationGraphQL API DevelopmentLLM Application IntegrationPrompt EngineeringREST API Endpoint DevelopmentAPI IntegrationLazy Loading ImplementationWebSocket ImplementationTechnical TroubleshootingDeep Linking ImplementationChatbot DevelopmentSubscription Upgrade/Downgrade ProcessingUI Implementation from DesignFull-stack DevelopmentiOS DevelopmentReact Native Development

Proof of Work

Proof of Work

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Education

Bachelor of Engineering - BE, cse

R R Institute of Technology, BANGALORE · 2019 — 2021

Links

LinkedIn

linkedin.com/in/rohitkumar3010

Contact details

Contact details

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