You will get Seamless Stripe, Twilio, or Third-Party API Integration
Top Rated
Top Rated
Project details
Is your application struggling with broken payment flows, delayed notifications, or clunky data syncs? A seamless API integration is the difference between a frustrated user and a loyal customer.
I am Vimarsh, Full-Stack MERN Architect. My team and I specialize in architecting secure, high-performance API ecosystems that connect your web application to the world’s most powerful tools.
Why hire an Architect for your API?
Anyone can copy-paste a code snippet. I focus on building resilient systems. This means implementing robust error handling, secure webhook listeners, and optimized data mapping so your app remains stable even if the third-party service experiences downtime.
What I can integrate for you:
✅ Stripe (Checkout, Subscriptions, Connect, Webhooks)
✅ Twilio (SMS, Voice, OTP, WhatsApp)
✅ Social Auth (Google, Apple, Facebook)
✅ Cloud Services (AWS S3, SendGrid, Firebase)
✅ Custom REST & GraphQL APIs
My Guarantee: I provide clean, modular source code and 100% secure handling of your environment variables.
Click "Buy Now" to connect your app to the world!
I am Vimarsh, Full-Stack MERN Architect. My team and I specialize in architecting secure, high-performance API ecosystems that connect your web application to the world’s most powerful tools.
Why hire an Architect for your API?
Anyone can copy-paste a code snippet. I focus on building resilient systems. This means implementing robust error handling, secure webhook listeners, and optimized data mapping so your app remains stable even if the third-party service experiences downtime.
What I can integrate for you:
✅ Stripe (Checkout, Subscriptions, Connect, Webhooks)
✅ Twilio (SMS, Voice, OTP, WhatsApp)
✅ Social Auth (Google, Apple, Facebook)
✅ Cloud Services (AWS S3, SendGrid, Firebase)
✅ Custom REST & GraphQL APIs
My Guarantee: I provide clean, modular source code and 100% secure handling of your environment variables.
Click "Buy Now" to connect your app to the world!
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$150
|
Standard
$350
|
Advanced
$750
|
|---|---|---|---|
| Delivery Time | 3 days | 7 days | 14 days |
Number of Revisions | 2 | 3 | 3 |
Number of Pages | 1 | 1 | 5 |
Design Customization | |||
Content Upload | - | ||
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Additional Revision
+$50
Additional Page
(+ 2 Days)
+$100
30-Day API Monitoring
+$200Frequently asked questions
35 reviews
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WC
Will C.
May 11, 2026
Fireflies.ai and Automation Expert (Slack, Google Workspace, Monday.com)
NS
Neel S.
Apr 30, 2026
Full Stack Developer (Next.js + Supabase) – Build Travel Rewards MVP (Low-Noise SaaS Product)
Vimarsh and team delivered a functional Milestone 1 including landing page, onboarding flow, and authentication setup. Communication was generally responsive and they were open to feedback during the process.
Overall, a solid experience for early-stage development work.
Overall, a solid experience for early-stage development work.
MG
Mary Grace G.
Mar 18, 2026
UPC Product Matching Tool
Webvoltz provided high quality service from start to finish. They understood our requirements well and delivered beyond expectations. I especially valued their transparent work process and ownership first approach in developing solutions. Would love to work with them again!"
AM
Amir M.
Jan 28, 2026
React.js Developer for Dashboard Web-application
It is good to work with Vimarsh.
CS
Cory S.
Jan 20, 2026
Typescript developer with experience coding Social Media and 3rd party sharing on mobile and desktop
I am very pleased with the communications and work done. Vimarsh was very helpful and completed the contract very quickly. He is very knowledgeable and offered help and advice beyond my requirements. I will definitely work with Webvoltz again.
About Vimarsh
Expert MERN Developer | Next.js | Full Stack Developer | 11+ years
100%
Job Success
Surat, India - 9:41 pm local time
Are you looking for a Full-Stack Developer with the expertise to bring your web and SaaS ideas to life?
Hi, I'm Vimarsh R. With over 10 years of experience, I specialize in building high-performance web, SaaS, and PWA applications that are both powerful and user-friendly. My mission is to deliver seamless, scalable solutions tailored to meet the unique needs of each client.
I’ve successfully completed over 70 MVP projects on Upwork, all with 5-star reviews, helping clients achieve their digital goals with outstanding results.
Here’s what I can do for you:
✔ Full-Stack Development: Expertise in MERN stack (MongoDB, Express.js, React.js, Node.js) and MEAN stack (MongoDB, Express.js, Angular, Node.js).
✔ Frontend Development: Mastery in HTML5, CSS3, JavaScript, React.js, Angular, and Vue.js.
✔ Backend Development: Building robust server-side applications using Node.js, Express.js, Python, Django, and PHP.
✔ API Integration: Seamlessly connecting third-party APIs and microservices to your platform.
✔ Database Management: Proficient in MongoDB, MySQL, PostgreSQL, and DynamoDB for reliable data handling.
✔ Progressive Web App (PWA) Development: Creating PWAs that offer a native app-like experience on the web.
✔ DevOps: Automating deployment pipelines and managing cloud infrastructure with AWS, Docker, and CI/CD.
✔ SaaS Solutions: Designing and developing scalable SaaS platforms tailored to your business.
✔ Web Design & Optimization: Transforming Figma designs into responsive, fast, and visually appealing websites.
✔ CMS Customization: Specializing in WordPress, Shopify, and WooCommerce customization.
✔ AI Integration: Integrating AI models like ChatGPT to enhance your applications with intelligent interactivity.
✔ Tools: Experienced with Jira, Asana, Trello, Postman, ClickUp, and more.
Industries I’ve Worked With:
🔸 Fintech
🔸 Real Estate
🔸 Marketplace, Retail, and E-commerce
🔸 Transport & Logistics
🔸 Health & Fitness
🔸 Education
🔸 Dating
🔸 OTT/Video On Demand Platforms
🔸 Cyber Security, and more.
My Core Responsibilities Include:
➕ Developing front-end architecture for optimal user experience.
➕ Designing and developing the backend of web applications.
➕ Crafting intuitive user interactions on web pages.
➕ Building and integrating APIs.
➕ Creating and managing servers and databases.
➕ Ensuring applications are responsive across devices.
➕ Debugging and optimizing code for top-tier performance.
➕ Providing excellent problem-solving skills, whether working independently or within a team.
What I Need from You:
→ A clear overview of your project’s objectives.
→ Specific design preferences or inspirations.
→ Content for your application’s pages.
→ Any existing assets or graphics (or I can assist in sourcing them).
Why Choose Me?
📈 Accelerated Project Timelines
🔄 Seamless Integration
🔧 Custom Solutions Tailored to Your Needs
🚀 Scalable and Future-Proof Applications
🎯 Data-Driven Performance Optimization
Let’s build a dynamic web application or SaaS platform that not only meets your needs but exceeds your expectations.
Full-Stack Developer | MERN Stack | MEAN Stack | SaaS Development | API Integration | CMS Customization | WordPress | Shopify | WooCommerce | DevOps | React.js | Angular | Vue.js | Node.js | Express.js | Python | Django | MongoDB | MySQL | PostgreSQL | Figma to HTML | Web Design | Performance Optimization | Cloud Computing | AWS | Docker | CI/CD | AI Integration | ChatGPT
Steps for completing your project
After purchasing the project, send requirements so Vimarsh can start the project.
Delivery time starts when Vimarsh receives requirements from you.
Vimarsh works on your project following the steps below.
Revisions may occur after the delivery date.
API Logic & Architecture Mapping
I analyze the API documentation and your app architecture to map out a secure data flow. This ensures the integration is efficient and follows all security best practices.
Secure Coding & Core Integration
I implement the custom integration logic. I ensure that all sensitive API keys are stored securely in environment variables and are never exposed to the frontend.