⭐ Let's discuss your project before getting started! Every business has unique requirements, and I will provide the best solution with a clear timeline and budget.
Hi, I am Deepak Kumar, a Full-Stack eCommerce & API Integration Developer specializing in Stripe Payments, Membership Systems, Bitrix24 CRM, and Custom API Integrations. I help businesses automate processes, connect platforms, and build scalable web applications that improve efficiency and drive growth.
My Expertise
✅ eCommerce Development (Shopify, WooCommerce, Custom Solutions)
✅ API Integration (REST API, GraphQL, Webhooks, Third-Party APIs)
✅ Payment Gateway Integration (Stripe, PayPal, Square, Recurring Payments, Subscriptions)
✅ Membership & Subscription Platforms
✅ Bitrix24 CRM Integration & Automation
✅ QuickBooks Integration
✅ Workflow Automation (Zapier, Make, Pabbly Connect)
✅ Checkout Customization & Order Management
✅ Frontend Development (React, Next.js, TypeScript, Tailwind CSS)
✅ Backend Development (PHP, Laravel, Node.js)
Why Work With Me?
✔ Clean, scalable, and maintainable code
✔ Fast communication and regular project updates
✔ On-time delivery with attention to detail
✔ Long-term support and reliable collaboration
Whether you need a custom API integration, Stripe payment setup, Bitrix24 CRM integration, membership portal, workflow automation, or a complete eCommerce solution, I am committed to delivering high-quality results that meet your business goals.
Let's discuss your requirements, and I will help turn your ideas into a reliable, scalable solution.
Ecommerce Website
API Integration
Payment Gateway Integration
CRM Automation
Membership Plugin
Automation
Zapier
Make.com
PHP
Stripe API
PayPal
Square API
Inventory Management
Laravel
Shopify
WooCommerce
QuickBooks Online
Shopify Development
Intuit QuickBooks
Bitrix24
Anil K.
Chandigarh, India
$15/hr
4.8
143 jobs
I help businesses integrate CRM, ERP, Accounting, and SaaS platforms using secure APIs, OAuth 2.0, Webhooks, and Workflow Automation.Specialized in QuickBooks, Xero, HubSpot, Salesforce, Pipedrive, Monday com, Zapier, Make com, and custom API integrations.
I specialize in API Integration, System Integration, Workflow Automation, and Business Process Automation, connecting CRM platforms, accounting software, ERP systems, marketing tools, and custom applications through secure, scalable integrations.
Over the years, I've delivered integrations for startups, SaaS companies, agencies, healthcare organizations, accounting firms, logistics businesses, and enterprise clients using REST APIs, OAuth 2.0, Webhooks, and custom backend development.
Whether you need to synchronize customer data, automate business workflows, migrate legacy integrations, or build a custom API solution, I focus on reliability, security, and long-term maintainability.
⭐ Core Expertise
API Integration
REST API • GraphQL • SOAP API • Webhooks • OAuth 2.0 • OAuth Authentication • JSON • XML • API Development • API Testing • API Troubleshooting • Postman
CRM Integration
HubSpot • Salesforce CRM • Pipedrive • Monday com • ActiveCampaign • Mautic • Ontraport
Accounting & ERP Integration
QuickBooks Online (QBO) • Xero • MYOB • Moneybird • MarginEdge • Financial Data Synchronization
Workflow Automation
Zapier • Make com (Integromat) • n8n • Workflow Automation • Business Process Automation • Data Synchronization
Backend Development
PHP • Laravel • Node.js • Next.js • Supabase • Express.js
Databases
MySQL • PostgreSQL • SQL Server • Supabase Database
🚀 Services
✅ Third-Party API Integration
✅ Custom API Development
✅ CRM Integration
✅ ERP Integration
✅ Accounting Software Integration
✅ OAuth 2.0 Authentication
✅ Webhook Development
✅ API Migration
✅ Legacy API Modernization
✅ Data Mapping
✅ Data Synchronization
✅ Database Integration
✅ Zapier Automation
✅ Make com Automation
✅ Workflow Automation
✅ API Debugging & Maintenance
💼 Platforms I've Integrated
CRM Platforms
HubSpot • Salesforce • Pipedrive • Monday com • ActiveCampaign • Mautic
Accounting Platforms
QuickBooks Online • Xero • MYOB • Moneybird • MarginEdge
Business Applications
Calendly • Slack • Mailgun • TinCheck • JobAdder • TrackDrive
🔄 Integration Experience
✔ HubSpot ↔ QuickBooks Online
✔ HubSpot ↔ SQL Server
✔ Salesforce ↔ Aircall
✔ Xero ↔ MYOB
✔ Xero ↔ Monday com
✔ Pipedrive ↔ Moneybird
✔ CRM ↔ Practice Management Software
✔ CRM ↔ Accounting Software
✔ SQL Database ↔ QuickBooks
✔ OAuth 1.0a → OAuth 2.0 Migration
✔ Third-Party API Development
✔ Custom REST API Integration
✔ Webhook Development
✔ API Performance Optimization
✔ Data Migration & Synchronization
💡 Why Clients Work With Me
✔ Business-first approach to integrations
✔ Secure OAuth 2.0 implementation
✔ Reliable real-time and scheduled data synchronization
✔ Scalable architecture for long-term growth
✔ Clear communication and documentation
✔ Clean, maintainable code
✔ Strong debugging and problem-solving skills
✔ Long-term support after delivery
⚙️ Technology Stack
API Integration • REST API • GraphQL • SOAP API • OAuth 2.0 • Webhooks • Postman • PHP • Laravel • Node.js • Next.js • Supabase • SQL Server • MySQL • PostgreSQL • Git • Docker • HubSpot Expert • HubSpot CRM Setup • HubSpot CRM Management • HubSpot Sales Hub • HubSpot Marketing Hub • HubSpot Workflow Automation • HubSpot CRM Migration • HubSpot Lead Generation • HubSpot Email Marketing
API Integration
Xero
Salesforce
Twilio API
QuickBooks Online API
HubSpot
Pipedrive
Aircall
PHP
Google APIs
RESTful API
OAuth
OpenAI API
CRM Automation
Zapier
API Development
SaaS Development
JavaScript
n8n
CRM Development
Rahul P.
Meerut, India
$6/hr
4.5
337 jobs
Top-Rated Plus Bookkeeper | QuickBooks Expert | 38,000+ Hours | 234 Jobs | $200K+ Earned
Are you looking for a reliable, detail-oriented Bookkeeper to keep your books accurate and organized?
With 38K+ hours on Upwork, 234+ successful projects, and $200K+ in total earnings, I help businesses maintain clean financials, strong cash flow, and stress-free bookkeeping.
I specialize in QuickBooks , Xero and Buildium and Full-Charge Bookkeeping for small businesses, startups, and growing companies across USA, Canada, UK, and Australia.
My Bookkeeping Services
Full-Charge Bookkeeping
✔ Day-to-day bookkeeping
✔ Transaction categorization
✔ General ledger maintenance
✔ Financial accuracy & organization
Bank & Credit Card Reconciliation
✔ Monthly reconciliations
✔ Discrepancy resolution
✔ Cleanup of past errors
✔ Accurate financial reporting
Accounts Receivable & Accounts Payable
✔ Customer invoicing
✔ Vendor bill management
✔ Payment tracking
✔ Cash flow management
QuickBooks Setup & Cleanup
✔ QuickBooks Online setup
✔ Chart of accounts setup
✔ Historical cleanup
✔ Catch-up bookkeeping
✔ Fix miscategorized transactions
Payroll & Compliance
✔ Payroll journal entries
✔ 1099 preparation
✔ Sales tax tracking
✔ Payroll reconciliation
Financial Reporting
✔ Profit & Loss
✔ Balance Sheet
✔ Cash Flow Reports
✔ Month-End & Year-End Closing
✔ CPA-Ready Financials
Software & Tools
✔ QuickBooks Online & Desktop
✔ Xero & Wave
✔ Buildium
✔ Zoho Bookkeeping
✔ Gusto, ADP
✔ Bill com, Dext, Hubdoc, Melio
✔ Excel & Google Sheets
✔ Stripe, PayPal, Square
✔ Shopify, Amazon, A2X
Industries I Serve
✔ Real Estate & Property Management
✔ E-commerce & Amazon
✔ Construction & Contractors
✔ Marketing Agencies
✔ Healthcare & Medical
✔ Legal Firms
✔ Consultants & Coaches
✔ SaaS & Tech Startups
Why Clients Hire Me
⭐ Top-Rated Plus on Upwork
⭐ $200K+ Total Earnings
⭐ 234+ Jobs Completed
⭐ 38,295+ Hours Worked
⭐ Certified QuickBooks ProAdvisor
⭐ Reliable & Deadline-Oriented
⭐ Long-Term Client Relationships
I help businesses stay organized, save time, and make better financial decisions.
📩 Send me a message — Let’s discuss your bookkeeping needs today!
Microsoft Excel
Invoicing
Payroll Accounting
Intuit QuickBooks
Financial Reporting
Xero
Buildium
Bookkeeping
Accounts Payable Management
Accounting Software
Customer Service
Project Management
Prachi R.
Dehra Dun, India
$15/hr
4.9
16 jobs
🚀 𝐂𝐑𝐌 𝐀𝐔𝐓𝐎𝐌𝐀𝐓𝐈𝐎𝐍 𝐒𝐏𝐄𝐂𝐈𝐀𝐋𝐈𝐒𝐓 | 𝐏𝐄𝐑𝐅𝐄𝐗 | 𝐂𝐋𝐈𝐍𝐈𝐊𝐎 | 𝐀𝐈𝐑𝐓𝐀𝐁𝐋𝐄 | 𝐯𝐓𝐈𝐆𝐄𝐑 | 𝐌𝐎𝐍𝐃𝐀𝐘 | 𝐀𝐓𝐓𝐈𝐎
I help businesses 𝐛𝐮𝐢𝐥𝐝, 𝐜𝐮𝐬𝐭𝐨𝐦𝐢𝐳𝐞, 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐞, 𝐚𝐧𝐝 𝐚𝐮𝐭𝐨𝐦𝐚𝐭𝐞 𝐂𝐑𝐌 𝐬𝐲𝐬𝐭𝐞𝐦𝐬 that reduce manual work, improve workflows, and keep teams organized.
With 𝟕+ 𝐲𝐞𝐚𝐫𝐬 𝐨𝐟 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 in CRM development, automation, PHP/Laravel, APIs, and SaaS systems, I work across 𝐧𝐨-𝐜𝐨𝐝𝐞/𝐥𝐨𝐰-𝐜𝐨𝐝𝐞 𝐂𝐑𝐌 𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬 𝐚𝐧𝐝 𝐜𝐮𝐬𝐭𝐨𝐦 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭.
Whether you need to 𝐜𝐮𝐬𝐭𝐨𝐦𝐢𝐳𝐞 𝐚𝐧 𝐞𝐱𝐢𝐬𝐭𝐢𝐧𝐠 𝐂𝐑𝐌, 𝐜𝐨𝐧𝐧𝐞𝐜𝐭 𝐦𝐮𝐥𝐭𝐢𝐩𝐥𝐞 𝐭𝐨𝐨𝐥𝐬, 𝐚𝐮𝐭𝐨𝐦𝐚𝐭𝐞 𝐫𝐞𝐩𝐞𝐭𝐢𝐭𝐢𝐯𝐞 𝐩𝐫𝐨𝐜𝐞𝐬𝐬𝐞𝐬, 𝐨𝐫 𝐛𝐮𝐢𝐥𝐝 𝐚 𝐜𝐨𝐦𝐩𝐥𝐞𝐭𝐞 𝐂𝐑𝐌 𝐰𝐨𝐫𝐤𝐟𝐥𝐨𝐰 𝐟𝐫𝐨𝐦 𝐬𝐜𝐫𝐚𝐭𝐜𝐡, I can help.
💼 𝐖𝐡𝐚𝐭 𝐈 𝐂𝐚𝐧 𝐇𝐞𝐥𝐩 𝐘𝐨𝐮 𝐖𝐢𝐭𝐡
✅ 𝐂𝐑𝐌 𝐒𝐞𝐭𝐮𝐩 & 𝐂𝐮𝐬𝐭𝐨𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧
Perfex CRM, Cliniko, Airtable, vTiger, Monday, Attio, Zoho CRM, HubSpot, Salesforce, Pipedrive and other business systems.
✅ 𝐂𝐑𝐌 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧
Automate lead management, follow-ups, notifications, task assignments, pipelines, data synchronization and repetitive business processes.
✅ 𝐀𝐏𝐈 & 𝐒𝐲𝐬𝐭𝐞𝐦 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬
Connect your CRM with websites, Shopify, WordPress, payment gateways, email/SMS platforms, accounting systems, and third-party applications using REST APIs, webhooks, and custom integrations.
✅ 𝐂𝐮𝐬𝐭𝐨𝐦 𝐂𝐑𝐌 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
Need something beyond what your CRM can provide? I build custom modules, features, dashboards, workflows, and SaaS solutions using PHP, Laravel, CodeIgniter, and MySQL.
✅ 𝐖𝐨𝐫𝐤𝐟𝐥𝐨𝐰 & 𝐁𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐏𝐫𝐨𝐜𝐞𝐬𝐬 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧
I can map your existing process, identify manual bottlenecks, and turn repetitive steps into reliable automated workflows using Make, n8n, Zapier, Pabbly, and custom solutions.
✅ 𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 & 𝐃𝐚𝐭𝐚 𝐎𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧
Fix slow CRM systems, optimize MySQL queries, improve backend performance, and handle high-volume business data.
🔧 𝐓𝐨𝐨𝐥𝐬 & 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬
𝐂𝐑𝐌: Perfex CRM, Cliniko, Airtable, vTiger, Monday, Attio, Zoho CRM, Zoho Creator, HubSpot, Salesforce, Pipedrive
𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: Make, n8n, Zapier, Pabbly
𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: PHP, Laravel, CodeIgniter, MySQL/MariaDB, Redis, REST APIs, Webhooks
𝐎𝐭𝐡𝐞𝐫: QuickBooks Online, Xero, Zoho Inventory, Slack, ClickUp, Asana, Trello, Jira, Podio
⭐ 𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐖𝐨𝐫𝐤 𝐖𝐢𝐭𝐡 𝐌𝐞
✔ 7+ years of hands-on development experience
✔ Strong CRM + automation expertise
✔ Business-focused approach, not just coding
✔ Clean, scalable, and maintainable solutions
✔ Experience integrating multiple platforms and APIs
✔ Reliable communication and long-term support
𝐇𝐚𝐯𝐞 𝐚 𝐂𝐑𝐌 𝐭𝐡𝐚𝐭 𝐧𝐞𝐞𝐝𝐬 𝐜𝐮𝐬𝐭𝐨𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧, 𝐚𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧, 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧, 𝐨𝐫 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭?
💬 𝐒𝐞𝐧𝐝 𝐦𝐞 𝐚 𝐦𝐞𝐬𝐬𝐚𝐠𝐞 𝐰𝐢𝐭𝐡 𝐲𝐨𝐮𝐫 𝐜𝐮𝐫𝐫𝐞𝐧𝐭 𝐰𝐨𝐫𝐤𝐟𝐥𝐨𝐰 𝐨𝐫 𝐜𝐡𝐚𝐥𝐥𝐞𝐧𝐠𝐞, 𝐚𝐧𝐝 𝐥𝐞𝐭'𝐬 𝐝𝐢𝐬𝐜𝐮𝐬𝐬 𝐭𝐡𝐞 𝐛𝐞𝐬𝐭 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧.
Laravel
CRM Development
CRM Automation
Airtable
HubSpot
API Integration
ActiveCampaign
Automation
Zoho CRM
Zoho Platform
Zapier
CRM Software
Web Application
Vtiger
PHP
REST API
Third-Party Integration
JavaScript
Pipedrive
MySQL
Lala R.
Jaipur, India
$9/hr
4.9
32 jobs
I started my carrier as Customer Service Representative and worked as Trainer and Quality Analyst for various projects including Inbound and Outbound campaigns for UK, USA, Canada and Australia. As a result, I have developed impeccable phone manners, and an ability to deal with agitated or distressed customers. I am accustomed to working on multiple projects simultaneously and can offer new ideas to help your company grow and surpass all goals and objectives.
My duties as Customer Service Executive included correspondence with the customers via inbound/outbound calls helping them with their issues and resolving their complaints with a great customer satisfaction. I have worked as Live Chat Support executive and also handled Email Tickets for a reputed vpn company.
Working in the management I have helped by training staff to decrease average call handling time and increased customer satisfaction by 70%. This resulted in more business for the company.
I have a separate room allocated for official use with noise free background. I have stable ultra high speed DSL wired internet connection along with power back up that allows me to have an uninterrupted, trouble free and peaceful work environment.
I have done Masters in Computer Applications.
Email Support
Online Chat Support
Phone Support
Technical Support
Answered Ticket
ESL Teaching
Recruiting
General Transcription
Bulk Marketing
Customer Service
Lead Generation
Customer Retention
Sales
Email Communication
Administrative Support
Sawitadhevi S.
Ahmedabad, India
$13/hr
5.0
12 jobs
I have 5+ years of experience. I have developed wide range of website using WordPress , Core PHP/MySQL, CakePHP, CodeIgniter, Magento, Drupal, Prestashop and other frameworks/CMS. I can develop modules/extensions for any CMS from scratch and I can also customize modules/extensions. I have also integrated design for many of the websites I have worked on till now so I am well-versed with creating themes for different CMS and fix CSS related issues. Shopify, magento and ecommerce concepts are my main interest.
I am also good at AJAX, jQuery, Polymer and Sencha. I am experienced using GitHub, bitbucket, etc for code management and mantis, jira, trello, etc for issue tracking.
Magento
Shopify
WordPress
PHP
HTML5
Magento 2
Shopify Theme
Web Development
CodeIgniter
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