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$30/hr
100%
Job Success
$100K+ earned
Offers consultations
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Ajay C.
has worked
.
# 🚀 AI Automation Engineer | Senior .NET Developer | nopCommerce Expert | Saas | Senior eCommerce Expert | AI Chatbots | Open AI | Claude Code Expert | AI Automation Developer
⭐⭐⭐⭐⭐🎖
✅ 𝙏𝙤𝙥 𝙍𝙖𝙩𝙚𝙙 𝙋𝙡𝙪𝙨 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙚𝙧
✅ 𝟰𝟰𝟬𝟬+ 𝙃𝙤𝙪𝙧𝙨 𝙒𝙤𝙧𝙠𝙚𝙙
✅ 𝟭𝟬+ 𝙔𝙚𝙖𝙧𝙨 𝙀𝙭𝙥𝙚𝙧𝙞𝙚𝙣𝙘𝙚
✅ 𝟭𝟬𝟬% 𝘾𝙡𝙞𝙚𝙣𝙩 𝙍𝙚𝙘𝙤𝙢𝙢𝙚𝙣𝙙𝙖𝙩𝙞𝙤𝙣
I help businesses build scalable AI-powered applications, enterprise software, workflow automation systems, and modern eCommerce solutions.
I am a Senior Full Stack Developer and nopCommerce Certified Expert with 10+ years of experience delivering high-quality software solutions across multiple industries. My expertise combines modern AI automation technologies with robust Microsoft .NET enterprise development to create scalable and business-focused solutions.
From AI Agents and workflow automation to enterprise ERP systems and SaaS platforms, I specialize in building systems that improve efficiency, automate operations, and scale businesses.
# 🤖 AI & Automation Expertise
✅ AI Automation Development using n8n
✅ LLM Integration (OpenAI, Claude, Gemini APIs)
✅ AI Chatbot Development for Websites
✅ AI Agents & Autonomous Workflow Systems
✅ RAG (Retrieval-Augmented Generation) AI Systems
✅ AI-powered Customer Support Systems
✅ Conversational AI Development
✅ AI SaaS Product Development
✅ Multi-step AI Workflow Creation
✅ CRM & ERP Automation using AI
✅ WhatsApp / Telegram AI Bot Integration
✅ AI Lead Generation Systems
✅ AI Assistants for Business Operations
✅ Workflow Automation & Business Process Automation
✅ API Integration & Third-Party Service Integration
✅ Webhooks & Automation Pipelines
# 💼 Services I Offer
✅ AI Chatbot Development
✅ AI Agent Development
✅ Business Workflow Automation
✅ AI-integrated SaaS Applications
✅ CRM & ERP Automation
✅ AI-powered Internal Tools
✅ Custom Automation Systems
✅ E-commerce AI Solutions
✅ End-to-End AI Solution Development
# 🔹 Core Development Expertise
✅ C#, .NET Framework / .NET Core / .NET 9
✅ ASP.NET MVC / Web API / REST API / OAuth / WCF
✅ nopCommerce / eCommerce Development
✅ Flutter Mobile App Development
✅ Angular / React / JavaScript / TypeScript
✅ SignalR / WPF / MVVM / XAML
✅ HTML / CSS / Bootstrap
# ☁️ Cloud & DevOps
✅ AWS (EC2, RDS, VPC, IAM)
✅ Microsoft Azure
✅ CI/CD Pipelines
✅ GitHub Actions / GitLab CI/CD / Azure DevOps / Bitbucket Pipelines
# 📌 Database & ORM
✅ MSSQL / MySQL / PostgreSQL
✅ Entity Framework / LINQ / nHibernate
# 📌 Reporting & Analytics
✅ Power BI Dashboards
✅ SSRS / Crystal Reports / RDLC Reports
# 📌 API Integrations
✅ OpenAI / Claude / Gemini APIs
✅ Stripe / PayPal / Authorize.net
✅ Twilio / Mailgun
✅ Google Maps / Google Drive
✅ eBay / Facebook APIs
# 📌 Tools & Collaboration
✅ Git / GitHub / GitLab / Bitbucket
✅ Jira / Trello / Azure DevOps / TFS
I focus on building clean, maintainable, scalable, and production-ready systems using modern architecture and best development practices.
Clients appreciate my ability to understand complex business requirements, communicate clearly, and deliver reliable long-term solutions.
If you're looking for a dependable developer to build AI-powered applications, automation systems, enterprise software, or scalable eCommerce solutions — let’s connect.
Best Regards,
Ajay Chauhan
$32/hr
100%
Job Success
Available now
Offers consultations
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Top performing software engineer (8+ YoE) specializing in PHP, Laravel, and JavaScript frameworks like Vue.js and React.js. Expert in creating custom themes and optimizing performance on WordPress and HubSpot CMS. Proficient in full-stack development, utilizing MySQL, APIs, and cloud services, ensuring clean architecture and exceptional user experience.
- Frontend Expertise
I craft responsive, maintainable UIs using Vue.js, React.js, and Next.js, enhanced with Tailwind CSS for fast, modern interfaces.
- Backend Expertise
I build secure and scalable APIs with PHP Laravel, and Node.js (Express), handling everything from server side logic to database design and API integration.
- CMS Development
In addition to web app development, I’m experienced in WordPress and HubSpot CMS. I can create custom themes, optimize performance, and build flexible content modules tailored to marketing and business needs.
- Client Collaboration
Clear communication and collaboration are key to every project I take on. I make it a priority to thoroughly understand your goals, provide regular progress updates, and remain flexible throughout the development process.
- Tech Stack at a Glance
► Languages & Frameworks
PHP (Laravel, WordPress), JavaScript/TypeScript (Vue.js, React.js, Next.js, Express.js, VanillaJS, jQuery)
► Databases
MySQL, PostgreSQL, MariaDB, MongoDB, and Supabase
► Styling
Tailwind CSS, Bootstrap, SCSS/SASS
► Testing Tools
PHPUnit, Playwright, Vitest, React Testing Library, and Jest
► API Development
RESTful APIs, GraphQL
► CMS Development
WordPress (Classic, Headless), HubSpot CMS
► Server
AWS, Digital Ocean, Serverless (like Vercel, Netlify)
► Domains
ERP, CRM, Travel, Logistics, Healthcare, Education, FinTech, and Government
🌐 Laravel, Vue.js, React.js, Next.js, VanillaJS, jQuery Expert
I build robust, secure web applications using Vue.js, React.js, Next.js, Express.js, VanillaJS, jQuery from API development to frontend integration.
➡️ API Development & Integration (e.g., Payments, Analytics, GA4, GTM, Contentstack)
➡️ Custom Web Apps
➡️ Frontend UI with Vue.js, React.js, and Next.js
➡️ Backend Logic & Auth with Laravel, Express.js
➡️ Database Design & Optimization
➡️ Maintenance & Bug Fixing
➡️ Unit Testing (PHPUnit, Playwright, Vitest, React Testing Library, and Jest)
🌐 HubSpot CMS Developer
I help marketers and businesses build powerful, flexible websites on HubSpot CMS
➡️ Full CMS Theme & Module Development
➡️ Tailwind/Bootstrap & VanillaJS/jQuery Integration
➡️ HubSpot Migration & Maintenance
➡️ Page Speed Optimization
➡️ HubDB, HubL Templating, HubSpot APIs
➡️ Auto Deployment (CI/CD)
➡️ Blog, Email, and Landing Page Creation
➡️ Design-to-HubSpot Implementation
🌐 WordPress Development (Code + No Code)
From custom themes to no-code solutions, I cover all things WordPress.
➡️ Custom Theme Development (Code or Builders like Elementor, Divi, Astra)
➡️ Website Speed Optimization (PageSpeed Insights)
➡️ HTML/Design to WordPress (Figma, Adobe XD)
➡️ Plugin Integration & API Connectivity
➡️ ACF (Advanced Custom Fields)
➡️ Maintenance, Bug Fixes & Migration Services
➡️ Support for Headless WordPress
If all of the above sounds good, I'd love to hear more about you and your project! Just invite me to apply for your job then we can discuss how we can work together.
Additionally, I enjoy collaborating with clients who are committed to achieving long term goals and understand that creating a successful strategy requires dedication and patience.
💖 Testimonials
► "Amazing experience. No handholding and understood the scope originally and delivered on time." -- Mike
► "Achmad is a nice guy to work with, responsible and hard working, we are happy to work with him again." -- Evan
► "Ahmad is a very skilled developer and his attention to detail and quality of work is excellent." -- Zarafat Hussain
Thank you for your time.
Ahmad Lufi.
$30/hr
100%
Job Success
$2K+ earned
Start of list.
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🚀 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞
🔹 SaaS products, SaaS Web applications & Mobile applications, Interactive Dashboards
🔹 AI-powered, AI-enabled Web platforms, AI SaaS, PWA applications
🔹 AI agents (OpenClaw, Voice agent, Image generation, LLMs, ...), Chatbot, AI Chatbot, RAG
🔹 Ecommerce, Fashion, Real Estate, Supply Chain, Social App
🔹 Various bots and automation scripts
🔹 Automation tools (Zapier, Make, n8n, ...)
🔹 CRM integration (Hubspot, GoHighLevel, Zoho, ...)
🛠️ 𝐒𝐤𝐢𝐥𝐥𝐬
💻 Languages: JavaScript, TypeScript, Python, PHP, Go, Rust, Ruby
💻 Modules: React, Next.js, Angular, Django, FastAPI, Laravel
💻 AI: OpenAI, Gemini, Grok, Claude, Llama, RAG, VectorDatabase, LLMs
💻 DB: PostgreSQL, MySQL, MariaDB, MongoDB, Redis
💻Cloud Server: Amazon Web Service (AWS EC2, RDS, S3, Lambda), Azure, Google Could Platform (GCP)
💻 Bots: Telegram bot, Discord bot, Whatsapp bot, Slack bot, automation script
$20/hr
$8K+ earned
Available now
Start of list.
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𝗠𝗼𝘀𝘁 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀𝗲𝘀 𝗱𝗼𝗻’𝘁 𝗮𝗰𝘁𝘂𝗮𝗹𝗹𝘆 𝗻𝗲𝗲𝗱 𝗺𝗼𝗿𝗲 𝘀𝘁𝗮𝗳𝗳.
They need better systems.
When CRM workflows, onboarding, approvals, reporting, payments, and operations still rely on spreadsheets, emails, WhatsApp messages, and manual follow-ups, growth becomes slow, expensive, and difficult to manage.
𝗧𝗵𝗮𝘁’𝘀 𝘄𝗵𝗲𝗿𝗲 𝗜 𝗰𝗼𝗺𝗲 𝗶𝗻.
I’m a CRM, SaaS, and workflow automation developer specializing in CRM automation, business process automation, API integration, backend API development, scalable web applications, and reporting dashboards.
My advantage is that I combine software development with CRM automation. I can build backend APIs, frontend layouts, dashboards, user portals, and internal tools from scratch, then connect them with CRMs, automation tools, and third-party systems.
I help B2B & B2C startups, SaaS companies, service businesses, and growing teams turn manual processes into secure, structured, and scalable systems using React, TypeScript, ASP.NET Core, C#, Node.js, PostgreSQL, Azure, AWS, and modern automation tools.
👉 I don’t just build applications — I solve operational bottlenecks that slow businesses down.
🟢 𝗣𝗿𝗼𝘃𝗲𝗻 𝗜𝗺𝗽𝗮𝗰𝘁
✅ Built fintech and SaaS platforms supporting $𝟲𝗠+ 𝗶𝗻 𝗳𝘂𝗻𝗱𝗶𝗻𝗴 𝗼𝗽𝗲𝗿𝗮𝘁𝗶𝗼𝗻𝘀
✅ Helped launch lending platforms that disbursed $𝟱𝟬𝟬𝗞+ 𝘄𝗶𝘁𝗵𝗶𝗻 𝘀𝗶𝘅 𝗺𝗼𝗻𝘁𝗵𝘀
✅ Reduced manual work by 𝟲𝟬% 𝘁𝗵𝗿𝗼𝘂𝗴𝗵 𝘄𝗼𝗿𝗸𝗳𝗹𝗼𝘄 𝗮𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻
✅ Completed a 𝟳𝟬𝟬+ 𝗵𝗼𝘂𝗿 𝗯𝗮𝗰𝗸𝗲𝗻𝗱 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗲𝗻𝗴𝗮𝗴𝗲𝗺𝗲𝗻𝘁 with a 5-star review
⭐ 𝗖𝗹𝗶𝗲𝗻𝘁 𝗙𝗲𝗲𝗱𝗯𝗮𝗰𝗸
"I would recommend this developer to anyone who needs someone who is absolutely intelligent and a great mind for detail. Helped us get a project going and handled a wide range of tasks from architecture to bug resolution. Great job also with team cohesion and communication."
🟢 𝗪𝗵𝗮𝘁 𝗜 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘇𝗲 𝗜𝗻
✔️ CRM, Workflow & Business Process Automation
CRM automation and workflow automation systems for lead management, customer follow-ups, approvals, reminders, internal operations, reporting, and repetitive business processes.
✔️ SaaS Applications, Admin Dashboards & Onboarding
Full-stack development for SaaS applications, admin dashboards, customer onboarding automation, user portals, reporting modules, internal tools, and scalable web applications.
✔️ API Integrations & Third-Party Systems
Integrating CRMs, ERPs, payment gateways, verification services, communication tools, reporting systems, and external platforms using REST APIs and custom backend services.
✔️ CRM Platforms & Automation Tools
Working with HubSpot, GoHighLevel, Odoo CRM, Zapier, n8n, and other third-party tools to automate CRM updates, lead routing, customer communication, data sync, reminders, and follow-ups
✔️ Scalable Backend Architecture & API Development
Building secure backend APIs, dashboards, integrations, and automation systems using ASP.NET Core, C#, Node.js, TypeScript, SQL Server, MongoDB, PostgreSQL, Redis, Azure, and AWS.
✔️ Fintech Platform & Payment Automation Workflows
Building fintech SaaS solutions for lending, customer verification, payment tracking, installment workflows, repayment management, automated reminders, and financial dashboards.
🟢 𝗪𝗵𝗮𝘁 𝗠𝗮𝗸𝗲𝘀 𝗠𝗲 𝗗𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝘁
☑️ Workflow-first system architecture
☑️ Strong ASP.NET Core, C#, Node.js, and REST API experience
☑️ Ability to connect CRMs, third-party APIs, and internal systems
☑️ Experience with scalable SaaS applications and admin dashboards
☑️ Focus on reducing manual work and operational friction
☑️ Clean communication and structured development
☑️ Long-term thinking beyond initial MVP delivery
🟢 𝗧𝗲𝗰𝗵 𝗦𝘁𝗮𝗰𝗸 & 𝗧𝗼𝗼𝗹𝘀
𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: React, Angular, Next.js, TypeScript
𝗕𝗮𝗰𝗸𝗲𝗻𝗱: ASP.NET Core, C#, .NET Core, Node.js, Express.js, NestJS, MERN Stack
𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: PostgreSQL, SQL Server, MongoDB, MySQL, Redis
𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 & 𝗖𝗥𝗠: HubSpot, GoHighLevel, Odoo, Zapier, n8n, CRM automation, workflow automation
𝗖𝗹𝗼𝘂𝗱: Azure, AWS
𝗔𝗱𝗱𝗶𝘁𝗶𝗼𝗻𝗮𝗹: REST APIs, third-party integrations, payment gateway integrations, Stripe, customer onboarding automation
🟢 𝗟𝗲𝘁’𝘀 𝗧𝘂𝗿𝗻 𝗠𝗮𝗻𝘂𝗮𝗹 𝗪𝗼𝗿𝗸 𝗜𝗻𝘁𝗼 𝗦𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝗦𝘆𝘀𝘁𝗲𝗺𝘀
Most clients come to me with disconnected tools, inefficient processes, CRM data spread across multiple systems, or backend platforms that are becoming difficult to maintain.
I help turn that operational complexity into reliable software that saves time, reduces errors, improves visibility, and supports long-term growth.
💬 Send me a message with your current workflow, CRM setup, SaaS platform idea, or backend challenge.
We can discuss the problem and determine the most practical path forward.
$25/hr
100%
Job Success
Available now
Offers consultations
Start of list.
End of list.
Bhavin S.
has worked
.
In 10+ years, I have shipped products used by real businesses across AI automation, SaaS platforms, mobile apps, and enterprise integrations.
➝ Built an enterprise AI agent orchestration platform supporting GPT-4o, Claude, and Gemini with real-time monitoring, governance controls, and automated workflows across Marketing, HR, Supply Chain, and Customer Success.
➝ Built production n8n and Make automation systems connecting Xero, Shopify, CRMs, and third-party APIs with webhook-driven workflows, idempotency engines, and zero-error track records since deployment.
➝ Built multi-tenant SaaS platforms with schema-based data isolation, RLS policies, role-based access control, Stripe subscription billing, and full admin dashboards running in production.
➝ Integrated OpenAI, Claude, Azure OpenAI, and LangChain into real products, building AI agents, RAG pipelines, document processing systems, and agentic voice workflows using Retell.ai.
➝ Engineered custom NLP engines with 93.3% entity accuracy, sub-20ms responses, and scalable processing across 500+ products in a 5-step state machine.
➝ Developed React Native and Flutter apps with real-time features, third-party payments, and map integrations, delivered simultaneously on iOS and Android with 100k+ combined users.
➝ Built and integrated complex third-party systems including DocuSign contract workflows, IMAP email ingestion, Xero accounting automation, government compliance APIs, G2A catalog sync, and multi-system automation pipelines.
➝ Worked across SaaS, healthtech, logistics, e-commerce, sports, fintech, real estate, and AI automation, adapting quickly to domain requirements without hand-holding.
➝ Maintained a 100% Job Success Score with Top Rated Freelancer, across 150+ completed Upwork projects with long-term client relationships and on-time delivery.
My stack covers the full product:
➝ AI Automation & LLM Integrations
• OpenAI, Claude, Gemini API, LangChain, Pinecone, FAISS, RAG Architecture
• AI Agents, n8n, Make, Zapier, Retell AI Voice Agents, Workflow Automation
➝ Frontend Development
• React, Next.js (App and Pages Router), Vue.js, TypeScript
• Tailwind CSS, shadcn/ui, Redux, React Query, Framer Motion
➝ Backend Development
• Node.js, NestJS, Express.js, Python, Django, FastAPI, Flask
• Supabase, Firebase, REST APIs, GraphQL
• WebSockets, Socket IO, JWT and OAuth
➝ Mobile Development
• React Native (Expo & CLI), Flutter
• Real-time chat & video (Twilio, Agora, WebRTC)
• Stripe, Maps, Push Notifications
➝ Database & Cloud
• PostgreSQL, MySQL, MongoDB, Redis
• AWS (S3, EC2, Amplify), Google Cloud
I work best with founders and technical leads who need one reliable engineer to own the build end-to-end. I communicate clearly, flag blockers early, and treat your deadline as mine.
Send me a message with your requirements, and I will outline your technical roadmap within hours.
Bhavin Sen
$65/hr
Start of list.
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Is your tracking built on a shaky foundation? I fix broken attribution for high-growth brands by building GTM Server-Side "Truth Engines" that restore your ROAS.
Stop guessing. Start measuring with 100% precision.
In 2026, standard browser-based tracking is dead. Between iOS privacy, ad-blockers, and messy DataLayers, most brands lose 30%+ of their data. With 8+ years of experience and a track record of managing tracking for €20M+ quarterly E-commerce revenue, I provide the technical fix.
🏗️ Google Tag Manager (GTM) Architecture
I don’t just "install" tags; I build a scalable measurement framework. My core setup ensures your site remains fast while your data remains 100% accurate:
- Custom DataLayer Design: I write the technical specifications for your developers (or implement them myself via JS) to ensure that every user action—from E-commerce transactions to complex form interactions—is captured in the DataLayer.
- Server-Side GTM (SSGTM): I specialize in moving your tracking off the user’s browser and onto a private server (GCP/Stape). This bypasses ad-blockers, extends the life of cookies (ITP), and drastically improves your Google PageSpeed scores by reducing heavy "tag bloat."
- Variable & Trigger Optimization: Using Custom JavaScript variables and CSS selectors to track interactions that standard GTM triggers miss (e.g., dynamic "Thank You" messages, partial form fills, and scroll-depth milestones).
-The "One-Tag" Principle: I organize your container using a clean, professional hierarchy that makes it easy to audit and scale, preventing "tag soup" and redundant firing.
📊 Google Analytics 4 (GA4) Specialist
- I architect GA4 for business intelligence, not just basic reporting:
- Advanced Event Tracking: Precision setup for Phone Calls, Form Submissions, and Button Clicks.
- Full Ecommerce Suite: Implementation of ViewItem, AddToCart, and Purchase events with exact revenue mapping.
- Cross-Domain & UTM Fixes: Ensuring data continuity across domains and cleaning up messy "Unassigned" traffic via UTM parameter logic.
📈 Google Ads & High-Performance Tracking
I feed the Google algorithm high-quality signals via Enhanced Conversions for:
- Purchase, Lead, & Call Conversions: Linking every sales event, form lead, and CallRail phone call back to specific ad spend to optimize Smart Bidding.
📱 Meta & TikTok Conversion Specialist (CAPI & Events API)
I implement robust, privacy-first tracking to reclaim signals lost to iOS:
- Server-to-Server (StS): Full implementation of Meta CAPI and TikTok Events API with 100% event deduplication.
- Lead & Call Attribution: Capturing Purchases, Forms, and Phone Calls directly from your ads.
🛍️ Shopify Tracking Specialist
I specialize in the modern Shopify tracking ecosystem to ensure zero data loss:
- Shopify Customer Events: I implement tracking via the Shopify Web Pixel API (Customer Events) for a secure, sandbox-compliant setup that doesn't break during theme updates.
- Custom Pixel Integration: Seamlessly connecting Shopify data to GTM and GA4 without relying on buggy third-party apps.
🔗 Technical Integrations & Tools
CRMs & Forms: Full attribution for HubSpot and Typeform.
- CMPs: Expert implementation of OneTrust and Cookiebot via Google Consent Mode v2.
📉 Looker Studio (Data Visualization & Reporting)
I turn raw tracking data into a visual "Command Center" for your business. I specialize in deep GA4 integration to pull real-time insights directly from your measurement protocol:
- GA4 Native Integration: Building custom reports using GA4 data to visualize user journeys, engagement rates, and lifecycle stages.
- Full-Funnel Visualization: Creating intuitive dashboards that show exactly where users drop off—from the first click to the final purchase or lead.
- Cross-Channel ROI: Blending GA4 data with Meta, TikTok, and Google Ads to show your Blended ROAS and Customer Acquisition Cost (CAC) in one view.
-BigQuery & SQL Reporting: For high-volume stores, I connect GA4 to BigQuery to bypass data sampling and provide 100% accurate, high-speed reporting.
Languages: JavaScript, SQL (BigQuery), HTML/CSS.
The Goal: 95%+ data accuracy, perfect attribution, and total compliance.
Most tracking issues can be identified in a 10-minute audit. If you’re tired of "ghost data" and want to scale your ads with confidence, click the 'Invite' or 'Hire' button and let’s fix your data today.
$15/hr
99%
Job Success
$100K+ earned
Available now
Offers consultations
Start of list.
End of list.
🌟🌟🌟🌟🌟🌟 Mobile App Developer | Flutter, React Native, iOS, Android & AI
Hi, I’m a Mobile App Developer specializing in building scalable, high-performance iOS and Android applications with modern UI/UX, clean architecture, and seamless user experiences.
I help startups, businesses, and enterprises turn ideas into reliable, production-ready mobile products using Flutter, React Native, Swift, Kotlin, Firebase, Node.js, and cloud technologies.
My focus goes beyond writing clean code. I build applications that are fast, intuitive, scalable, secure, and easy to maintain, with the architecture required to support future features and business growth.
### 🚀 My Core Expertise
• iOS & Android App Development
• Flutter & React Native Development
• Native Swift & Kotlin Development
• AI-Powered Mobile Applications
• SaaS & Startup MVP Development
• UI/UX Implementation & Optimization
• Firebase & Cloud Integrations
• REST API & GraphQL Integration
• Third-Party API Integrations
• Payment & Subscription Systems
• Real-Time Chat & Notifications
• GPS, Maps & Location-Based Features
• Admin Dashboards & Backend Systems
### 📱 Applications I Build
• AI & Productivity Apps
• Booking & Appointment Platforms
• Marketplace Applications
• Healthcare & Telemedicine Apps
• Education & E-Learning Apps
• Fitness & Wellness Apps
• Logistics & Transportation Apps
• Social & Community Platforms
• eCommerce Mobile Apps
• On-Demand Service Applications
### 🛠️ Technology Stack
Mobile: Flutter, Dart, React Native, Swift, Kotlin, Java
Backend: Node.js, REST APIs, GraphQL
Cloud: Firebase and cloud infrastructure
Integrations: Stripe, PayPal, RevenueCat, Google Maps, OpenAI API
Features: Authentication, subscriptions, payments, chat, push notifications, GPS tracking, analytics, and automation
### 🔥 What I Can Build
I have experience implementing:
• Secure authentication and user management
• Subscription and recurring payment systems
• Real-time chat and notifications
• GPS and route tracking
• AI integrations and intelligent features
• Scalable backend architecture
• Admin dashboards
• API and third-party service integrations
• Analytics and performance monitoring
### ⚡ My Development Approach
I follow a structured development process from product planning and UI/UX through development, testing, deployment, and ongoing support.
1. Product requirements & technical planning
2. Wireframes and UI/UX implementation
3. Mobile app development
4. Backend & API integration
5. QA, testing & performance optimization
6. App Store & Google Play deployment
7. Maintenance and future feature development
I value clear communication, realistic timelines, clean development practices, and long-term collaboration.
Whether you need an MVP, AI-powered mobile application, SaaS product, marketplace, or enterprise-grade mobile platform, I can help transform your idea into a scalable and user-focused product.
Let’s build something reliable, intuitive, and ready to grow.
Thanks,
Vikram
Associated with
𝗭𝗼𝗽𝘁𝗮𝗹® Expert-Vetted Talent🏅
$1M+
earned
$45/hr
100%
Job Success
$200K+ earned
Available now
Offers consultations
Start of list.
End of list.
✅Let's start with a quick consultation or a small initial milestone so you can see I'm the right fit.
🔥PROVEN BUSINESS IMPACT
- 10+ Years of engineering and building enterprise-grade applications as a .NET developer in high-stakes environments.
- ROI-Driven Development: $2.5M+ in verified client impact, leveraging my background as a full stack developer to increase revenue and reduce operational overhead through expert software development.
- Performance Engineering: 90% faster data processing and 75% lower infrastructure costs achieved through advanced Microservices and optimization as a senior .NET developer proficient in ASP.NET Core.
- Scalability & Growth: Scaled platforms to 30,000+ active users; consistently cut time-to-market for MVPs by 4–6 weeks by applying the expertise of a seasoned full stack developer.
- Legacy Modernization: Proven track record as a .NET developer migrating legacy systems - including .NET Framework and .NET Compact Framework - to modern architectures, resulting in 40% fewer bugs.
- Efficiency Gains: Reduced admin friction by 45% through custom-built automation, demonstrating the value a dedicated full-stack developer brings to complex SQL-driven workflows.
👨🏻💻THE PARTNERSHIP EXPERIENCE
- Full-Stack Authority: Microsoft-certified expertise spanning the entire development lifecycle, from robust C# backend architecture to dynamic frontend interfaces.
- Versatile Tech Lead: Whether you need a full stack developer for MVP creation, a .NET developer for enterprise scale, or a java developer for backend migration, I bridge the gap between technical requirements and business goals. I also offer the flexibility of a java developer for interoperability, and the analytical power of a python developer for data-heavy tasks.
- Agile & Transparent: High-velocity delivery using JIRA/Asana, providing the clear, consistent communication expected from a senior full-stack developer.
⚙️ ENGINEERING CAPABILITIES
- Backend Architecture: Building high-throughput systems with C#, ASP.NET Core, and ASP.NET Web API. I also offer the flexibility of a java developer to integrate with diverse existing ecosystems.
- Modern Frontend: Crafting dynamic UI/UX using Angular, React, and JavaScript. My deep experience with HTML5, CSS 3, and Bootstrap ensures highly responsive, mobile-first designs.
- Cloud & Infrastructure: End-to-end management of cloud-native ecosystems (Azure/AWS) and containerized deployment pipelines as a lead .NET developer.
- Data & Performance: Advanced database design using Microsoft SQL Server and complex SQL queries to cut data latencies by up to 50%.
- Cross-Functional Skills: I bring the architectural discipline of a .NET developer - including ASP.NET MVC and ASP.NET expertise - to every project, while also offering the modern tooling mindset of a full stack developer using Node.js.
🏆 DOMAIN SPECIALTIES
- FinTech: Secure ledger systems and transaction management built by a specialized .NET developer.
- Healthcare: HIPAA-compliant patient management portals and telehealth solutions.
- LegalTech/Enterprise: Complex document workflows and granular RBAC.
⚒️ TECHNICAL TOOLSET
- The .NET Stack: .NET Framework, .NET Compact Framework, ASP.NET Core, ASP.NET Web API, ASP.NET MVC, ASP.NET, C#.
- Frontend Mastery: Angular, React, JavaScript, HTML5, CSS 3, Bootstrap, jQuery.
- Data Layer: Microsoft SQL Server, SQL, Redis, MongoDB, ElasticSearch.
- General Stack: Node.js, Python, Docker, CI/CD.
- Engineering Standard: Clean Architecture, SOLID Principles, and an uncompromising focus on software development quality.
📩If you’re looking for a reliable and experienced .NET Developer and full stack development partner who understands both technology and business impact, I’d be happy to connect - feel free to invite me for an interview!
$40/hr
100%
Job Success
$4K+ earned
Offers consultations
Start of list.
End of list.
Top-Rated AI Integration Specialist | Production-Grade Systems & Workflow Architecture
Most scaling businesses lose up to 40% of their revenue simply because their tech stack operates in silos, and human teams cannot keep up with inbound lead velocity.
I don't just connect apps. I design, deploy, and scale end-to-end AI Operations (AIOps) infrastructures that eliminate manual overhead, eradicate human delay, and convert inbound traffic into revenue automatically.
THE IMPACT DELIVERED TO CLIENTS:
✦ 80% reduction in manual lead processing time — from hours to seconds.
✦ 3x faster lead response — AI qualifies and routes within 60 seconds of capture.
✦ $15,000+ saved annually per client by replacing manual call handling with AI voice agents.
⚡️ THE ARCHITECTURE & TECH STACK
I engineer robust, high-volume automation ecosystems built for strict data privacy, zero downtime, and seamless scalability:
• Workflow Orchestration: Advanced n8n architecture (30-100+ steps, multi-branch logic, custom JavaScript data manipulation, custom error-handling, webhook scaling).
• Voice & Conversational AI: Vapi, Retell AI, ElevenLabs, ManyChat.
• Large Language Models: Advanced prompt engineering and agentic frameworks via OpenAI (GPT-4o) and Anthropic (Claude 3.5 Sonnet).
• CRM & Business Ecosystems: Deep API integrations with GoHighLevel (GHL), HubSpot, Pipedrive, Salesforce, and Stripe.
📌 FEATURED CASE STUDIES & REAL-WORLD BUILDS
1. Human-Like AI Voice Hotel Booking Assistant (Dubai Hospitality Sector)
• Challenge: A 4-star hotel in downtown Dubai was losing premium leads due to front-desk team overload, manual data errors, and unanswered peak-hour calls.
• Solution: Developed a natural-sounding Voice Booking Automation System. Integrated Vapi with n8n via webhooks for real-time room lookup and automated Pipedrive CRM entry creation. Added instant Slack/Email confirmations.
• Results: Cut booking creation time from 5 minutes to 30 seconds, reduced front-desk workload by 70%, and captured 100% of inbound phone leads 24/7.
• Tech Stack: Vapi • n8n • Pipedrive API • Slack • Email
2. Conversational AI Lead Processing & Nurturing System (EdTech Business)
• Challenge: An education company faced high volumes of manual Instagram inquiries, leading to delayed responses, inconsistent qualification, and missed revenue.
• Solution: Engineered an end-to-end omnichannel AI pipeline. ManyChat captures incoming traffic, an OpenAI engine qualifies leads via natural text dialogue, and an n8n backbone structures, scores, and routes data to the CRM.
• Results: 100% automated lead capture with instant AI responses, zero missed leads during high-traffic spikes, and complete elimination of repetitive admin tasks.
• Tech Stack: ManyChat • n8n • OpenAI API • Webhooks • CRM Automation
3. Bilingual Medical Clinic Intake Bot (Enterprise Deployment)
• Solution: Built a high-concurrency conversational agent (EN + FR) using Vapi + n8n. Fully automated patient intake, updated GHL records, and managed Google Calendar slots in real-time without clinic staff involvement.
• Tech Stack: Vapi • n8n • GoHighLevel • AI Logic
"Each process is set up accurately, efficiently, and smoothly — like clockwork. 10/10" — Verified Client Feedback.
Every system I build is modular, fully documented, and actively monitored.
I follow a "No-code/Low-code first, custom JavaScript logic where it matters" philosophy to ensure your infrastructure is lightning-fast and easy to maintain.
👉 Ready to audit your operational bottlenecks?
Click the "Invite" button.
Tell me about your current manual friction points, and I will jump on our discovery call with a pre-designed Whimsical/Miro architecture diagram mapped out specifically for your business.
$47.68/hr
100%
Job Success
$3K+ earned
Available now
Start of list.
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Tanay P.
has worked
.
I build AI automations💻 that remove manual work from lead ops, CRM, customer support, and internal
workflows.
Recent results:
• Saved 40+ hours/week by automating support and order operations
• Cut lead qualification work by 80% with an AI workflow
• Reduced support costs by $10K/year through automated routing and follow-up
I work with n8n, Make, OpenClaw, Airtable, HubSpot, Salesforce, Google Sheets, APIs, webhooks, WhatsApp, Strapi, Trello, Notion and OpenAI/Claude-powered workflows.
Clients hire me when they need a workflow that clever and also reliable in production, well structured, and easy to hand off.
If you already have a process that lives across forms, spreadsheets, inboxes, CRMs, or chat tools,
send me the stack and bottleneck and I’ll tell you the fastest path to automate it.
I specialize in:
AI Agents for automating manual tasks
Lead capture + email automation
Full funnel support bots
Custom AI workflows for solopreneurs
Let’s build something efficient📩