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I’m Romil Wadhwani, a freelance full stack developer with 6+ years of experience building enterprise web applications end-to-end. I specialize in the MERN stack (React.js, Node.js, Express.js, MongoDB) and enjoy architecting clean, scalable systems that are practical to deploy and maintain. I’ve delivered complex production solutions across fintech and SaaS, including micro-frontend based UIs, secure authentication using Azure AD (MSAL), and integrations like Salesforce (JsForce) and serverless logic with Azure Functions. I also work closely with stakeholders, mentor teams, and set up CI/CD workflows to help teams ship faster with better reliability.…I’m Romil Wadhwani, a freelance full stack developer with 6+ years of experience building enterprise web applications end-to-end. I specialize in the MERN stack (React.js, Node.js, Express.js, MongoDB) and enjoy architecting clean, scalable systems that are practical to deploy and maintain. I’ve delivered complex production solutions across fintech and SaaS, including micro-frontend based UIs, secure authentication using Azure AD (MSAL), and integrations like Salesforce (JsForce) and serverless logic with Azure Functions. I also work closely with stakeholders, mentor teams, and set up CI/CD workflows to help teams ship faster with better reliability.

Romil Wadhwani

Full Stack Developer, Web Developer, Programmer, +2

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I’m Romil Wadhwani, a freelance full stack developer with 6+ years of experience building enterprise web applications end-to-end. I specialize in the MERN stack (React.js, Node.js, Express.js, MongoDB) and enjoy architecting clean, scalable systems that are practical to deploy and maintain. I’ve delivered complex production solutions across fintech and SaaS, including micro-frontend based UIs, secure authentication using Azure AD (MSAL), and integrations like Salesforce (JsForce) and serverless logic with Azure Functions. I also work closely with stakeholders, mentor teams, and set up CI/CD workflows to help teams ship faster with better reliability.…I’m Romil Wadhwani, a freelance full stack developer with 6+ years of experience building enterprise web applications end-to-end. I specialize in the MERN stack (React.js, Node.js, Express.js, MongoDB) and enjoy architecting clean, scalable systems that are practical to deploy and maintain. I’ve delivered complex production solutions across fintech and SaaS, including micro-frontend based UIs, secure authentication using Azure AD (MSAL), and integrations like Salesforce (JsForce) and serverless logic with Azure Functions. I also work closely with stakeholders, mentor teams, and set up CI/CD workflows to help teams ship faster with better reliability.

Available to hire

I’m Romil Wadhwani, a freelance full stack developer with 6+ years of experience building enterprise web applications end-to-end. I specialize in the MERN stack (React.js, Node.js, Express.js, MongoDB) and enjoy architecting clean, scalable systems that are practical to deploy and maintain.

I’ve delivered complex production solutions across fintech and SaaS, including micro-frontend based UIs, secure authentication using Azure AD (MSAL), and integrations like Salesforce (JsForce) and serverless logic with Azure Functions. I also work closely with stakeholders, mentor teams, and set up CI/CD workflows to help teams ship faster with better reliability.

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Work Experience

Full Stack Application Developer (Freelance/Contract) at ACS Portal | Engineering Materials Domain

October 1, 2025 - Present

Led end-to-end delivery of an enterprise full stack app across five core modules: Price Tool, Inventory, Quote Letters, Program Pricing, and Sample Orders. Built the backend with Node.js, Express.js, MongoDB, and REST APIs, including Salesforce integration via JsForce to replace manual workflows and reduce data retrieval time by ~40%. Developed the frontend using React.js, Redux Toolkit, Bootstrap, and a micro-frontend architecture to isolate features into independently deployable modules, improving release velocity. Implemented secure SSO authentication using Microsoft MSAL with Azure AD and role-based access control. Managed a team of 3–5 developers, set up CI/CD via GitHub Actions (Heroku deployments), reducing manual deployment effort by ~60%. Used AI agents to accelerate business logic development and support refactoring.

Full Stack Application Developer (Full Stack Application - Engineering Materials Domain) at ACS Portal

October 1, 2025 - Present

Led end-to-end delivery of an enterprise web app across 5 core business modules: Price Tool, Inventory, Quote Letters, Program Pricing, and Sample Orders. Built the backend using Node.js, Express.js, MongoDB, and REST APIs, including Salesforce integration via JsForce to replace manual workflows and improve data retrieval time by ~40%. Implemented a scalable responsive UI with React.js, Redux Toolkit, Bootstrap, and micro-frontend architecture to isolate features into 5+ independently deployable modules. Added secure SSO using Microsoft MSAL with Azure AD for role-based access control. Managed an Agile team of 3–5 developers and set up CI/CD using GitHub Actions, reducing manual deployment effort by ~60%, with deployments to Heroku. Used AI agents to accelerate business logic development and support refactoring and code quality improvements.