You will get Critical Bugs and Stability Issues Fixed, in Your React or Next.js App
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Top Rated
Project details
Is your React or Next.js app crashing, loading slowly, or throwing frustrating errors? Let's fix those critical bugs and stabilize your platform immediately.
I am Vimarsh, Full-Stack MERN Architect. My team specializes in debugging complex frontend architectures, resolving memory leaks, and optimizing web apps to perform flawlessly.
Why hire me?
Stop wasting time on quick patches that just break other features. As an Agency Partner, I don't just put a band-aid on bad code. I diagnose the root cause whether it's a hydration mismatch, a rogue useEffect, or an API failure and rebuild the logic for true, long-term stability.
Core Deliverables (Starter & Standard Plan):
ā Minor UI, CSS & Component Logic Fixes
ā Complex State & API Fetching Repairs
ā Responsive Design Corrections
ā Clean, Commented Source Code
Premium Architecture (Advanced Plan):
š Next.js Hydration & SSR/Routing Fixes
š Advanced Memory Leak & Performance Tuning
š VIP Priority Support & Post-Mortem Report
My Guarantee: 100% Secure & Stable Code. I deliver professional, industry-standard repairs so your team can deploy with confidence.
Click "Buy Now" to get your app running perfectly again!
I am Vimarsh, Full-Stack MERN Architect. My team specializes in debugging complex frontend architectures, resolving memory leaks, and optimizing web apps to perform flawlessly.
Why hire me?
Stop wasting time on quick patches that just break other features. As an Agency Partner, I don't just put a band-aid on bad code. I diagnose the root cause whether it's a hydration mismatch, a rogue useEffect, or an API failure and rebuild the logic for true, long-term stability.
Core Deliverables (Starter & Standard Plan):
ā Minor UI, CSS & Component Logic Fixes
ā Complex State & API Fetching Repairs
ā Responsive Design Corrections
ā Clean, Commented Source Code
Premium Architecture (Advanced Plan):
š Next.js Hydration & SSR/Routing Fixes
š Advanced Memory Leak & Performance Tuning
š VIP Priority Support & Post-Mortem Report
My Guarantee: 100% Secure & Stable Code. I deliver professional, industry-standard repairs so your team can deploy with confidence.
Click "Buy Now" to get your app running perfectly again!
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$100
|
Standard
$300
|
Advanced
$800
|
|---|---|---|---|
| Delivery Time | 2 days | 5 days | 10 days |
Number of Revisions | 2 | 3 | Unlimited |
Number of Pages | 1 | 3 | 5 |
Design Customization | - | - | - |
Content Upload | - | - | - |
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Additional Revision
+$50
Lighthouse Performance Audit
(+ 2 Days)
+$150Frequently 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) ā 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, IndiaĀ - 12:22 am 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.
Iāve successfully completed over 70 MVP projects on Upwork, all with 5-star reviews, helping clients achieve their digital goals with outstanding results.
Hereās what I can do for you:
ā Full-Stack Development: Expertise in MERN stack (MongoDB, Express.js, React.js, Node.js) and MEAN stack (MongoDB, Express.js, Angular, Node.js).
ā Frontend Development: Mastery in HTML5, CSS3, JavaScript, React.js, Angular, and Vue.js.
ā Backend Development: Building robust server-side applications using Node.js, Express.js, Python, Django, and PHP.
ā API Integration: Seamlessly connecting third-party APIs and microservices to your platform.
ā Database Management: Proficient in MongoDB, MySQL, PostgreSQL, and DynamoDB for reliable data handling.
ā Progressive Web App (PWA) Development: Creating PWAs that offer a native app-like experience on the web.
ā DevOps: Automating deployment pipelines and managing cloud infrastructure with AWS, Docker, and CI/CD.
ā SaaS Solutions: Designing and developing scalable SaaS platforms tailored to your business.
ā Web Design & Optimization: Transforming Figma designs into responsive, fast, and visually appealing websites.
ā CMS Customization: Specializing in WordPress, Shopify, and WooCommerce customization.
ā AI Integration: Integrating AI models like ChatGPT to enhance your applications with intelligent interactivity.
ā Tools: Experienced with Jira, Asana, Trello, Postman, ClickUp, and more.
Industries Iāve Worked With:
šø Fintech
šø Real Estate
šø Marketplace, Retail, and E-commerce
šø Transport & Logistics
šø Health & Fitness
šø Education
šø Dating
šø OTT/Video On Demand Platforms
šø Cyber Security, and more.
My Core Responsibilities Include:
ā Developing front-end architecture for optimal user experience.
ā Designing and developing the backend of web applications.
ā Crafting intuitive user interactions on web pages.
ā Building and integrating APIs.
ā Creating and managing servers and databases.
ā Ensuring applications are responsive across devices.
ā Debugging and optimizing code for top-tier performance.
ā Providing excellent problem-solving skills, whether working independently or within a team.
What I Need from You:
ā A clear overview of your projectās objectives.
ā Specific design preferences or inspirations.
ā Content for your applicationās pages.
ā Any existing assets or graphics (or I can assist in sourcing them).
Why Choose Me?
š Accelerated Project Timelines
š Seamless Integration
š§ Custom Solutions Tailored to Your Needs
š Scalable and Future-Proof Applications
šÆ Data-Driven Performance Optimization
Letās 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.
Diagnostics & Root Cause Analysis
I clone your repository, securely set up the local environment, and use advanced debugging tools to isolate the exact component, hook, or API causing the issue.
Architecture Repair & Code Fix
I implement the fix at the root level, whether it's a Next.js hydration error, a React state loop, or a broken API payloadāensuring it doesn't break other features.