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Top Rated USA Based! Online Payments Specialist. 10+yrs of experience with Low & High Risk Merchants Utilizing Shopify WIX Woo eCommerce Platforms. Specializing in Startups and able to service enterprise level merchants also. Happy to help with the following: - Native Gateway Integration for popular platforms like Shopify, Wix, and WooCommerce (eliminating cart redirects) - Automated Recurring Payments for subscription-based "subscribe & save" offerings - A convenient Buy Now Pay Later option for your customers - An Invoice Feature that allows you to send payable email invoices and text payment links - Comprehensive Credit Card Payment Processing capabilities - Options for Crypto Payment Processing - Echeck Payment Processing functionality - Integrated AI Marketing Tools to support your promotional efforts - Advanced Fraud Tools to protect your transactions - Chargeback Alerts to help you manage payment disputes - ApplePay integration for seamless mobile payments - QuickBooks Integration for streamlined accounting - POS systems and Card Readers for efficient in-person sales * Worldwide Payments Solutions for Any Region and Products or Service type * Navigating the challenges High Risk Merchant Account Setup * Multiple MID's for volume load balancing or different region coverage * Fast Timelines for Approval, Integration, and Deployment * Full project management from start to finish Constant Communication is key to me when dealing with something as important as your sales revenues and functionality. Let's keep in touch, Aloha!

Experienced Virtual Assistant and Customer Support Agent Specializing in Dropshipping and E-commerce I offer tailored solutions including exceptional customer service and expertise in administrative tasks such as email management, calendar scheduling, and online research. Additionally, I specialize in managing PayPal disputes, chargeback resolutions, and Facebook ad campaigns to drive growth and efficiency for your business. 💼 Proficient in: Freshdesk, ClickUp, Google Suite, ChatGPT, Zoom, Instagram, Facebook, CapCut, Canva, Trello, Slack, Veed.io, Elevenlabs, PayPal Dispute Management, Chargeback Resolution, Facebook Ads Manager, etc. 🔊 Strong communicator, adaptable, and resourceful with leadership skills. Services Offered: 💳 PayPal Dispute Management & Chargeback Resolution 👩‍💼 Exceptional Customer Service 📈 Facebook Ad Campaign Management 🎬 Basic Photo and Video Editing Using Canva and CapCut 📦 Order Management & Tracking 🎨 Development of Compelling Ad Creatives for Effective Campaigns 📊 Inventory Management 🔍 Product Research & Listing 📱 Social Media Support 📧 Email Support 📂 Data Entry & Organization 🚀 Let's chat about how I can sprinkle some efficiency into your daily tasks and elevate your business! 🚀

Hi, I'm a full time freelancer Stripe developer working in Upwork since 2011 and have completed 70+ projects including some large projects. ***I have expert knowledge in: ✅ Languages & Frameworks: PHP, CodeIgniter, jQuery, Ajax, JavaScript, CSS, HTML etc. ✅ APIs: Stripe, Vonage, Twilio, Telegram, Dropbox, Google Map, 1up and other third-party APIs. ✅ Server: AWS, Linux Server Installation/Setup, Configuration and Management. ***Specialist in: ✅ CodeIgniter: Any kinds of CodeIgniter Web Application Development or Modification. ✅ Stripe API Integration: Stripe Subscription or Recurring Payment, Stripe-Webhook, Stripe-PAD, Stripe-Affirm, Stripe-Klarna, Stripe-Charges, Stripe-Customer-Portal and any kinds of other Stripe related task. ***Why I'm the best for your web development service? ✅ 100% Client Satisfaction and Client Recommendation! ✅ Near 24/7 Availability - Always find a convenient time that works best for you. There is absolutely no need for you to adapt your busy life/work schedule to get this project done. ✅ More than 10 years in Web Development, Mostly specialized on back-end and high load, but also good at front-end! I look forward to working with you. Thanks for reading. Please ping me if you need any of my services or have any question. I'm open for any new long-term/short-term contract. Kind regards, Mozammel H.

Greetings, Thank you so much for visiting my profile. We’re living in a modern economy. The business has evolved, and customers expect not just products and services, but high-quality customer service as a standard. Customer satisfaction has a huge impact on your business's success. A low satisfaction level means your customer retention and loyalty levels will likely be below too. |♦|The services I can perform are: Call Support • Live chat operator • Email Support • Handle Property management • Answering product Question • Order Tracking • Communication Etiquette • Shopify • Order Fulfillments • Customer Satisfaction • MS-Office • Google sheet • Social Media • Translator If you are unsure about anything, we can discuss everything on hand to give you the best service with satisfaction. Feel free to check FAQs or shoot me a message through Upwork to get your work started with confidence. |♦| Please have a look at the tools I have worked for: ✔️ Live Chat Support ✔️ Email Support ✔️ Phone support ✔️ Zadarma (calling app) ✔️ Airbnb ✔️ HomeAway ✔️ Booking.com ✔️ Phone.com ✔️ Google voice ✔️ Hospitable ✔️ Vrbo ✔️ Agoda ✔️ Airtable ✔️ Guesty ✔️ Smoobo ✔️ Kross booking ✔️ New book ✔️ HomeAway ✔️ Charge Automation ✔️ Shopify ✔️ CRM ✔️ New voice media (calling app) ✔️ Ring central ✔️ Hurrier ✔️ Road Runner ✔️ Leverage ✔️ Freshdesk ✔️ Helpscout ✔️ Zoho CRM ✔️ Slack ✔️ JVZOO ✔️ Zendesk ✔️ Trello ✔️ Leverage ✔️ Freshdesk ✔️ Gorgeous ✔️ Tawk to ✔️ Reamaze ✔️ Signal ✔️ Many chats ✔️ Service Point ✔️ Google sheet ✔️ Microsoft Office ✔️ The command in Data Entry ✔️ 17 track ✔️ Deepl.com ♦ Social Media: ♦ Facebook ♦ Instagram ♦ Linked In ♦ WhatsApp ♦ Twiter ♦ Telegram |♦| I have great experience in customer service in other languages. I have already worked in these languages: || Dutch || Spanish || German ||Italian || English (US & British) || Portuguese || Norway || Swedish || Finnish || Danish |♦| I have done the following projects: |♦| Customer support for Airbnb in Austria (Chat support) • Live chat support (Airbnb, Booking.com & WhatsApp) • Handling 200+ properties • Handling Inquiries • Respond to customers within a minute and resolve their queries • Confirm bookings after receiving the all needed documents. • Informs cleaners about their schedule. |♦| Administrative Coordinator (Property management) • Quality control • Team Leading • Check all yesterday's performances (Day shift & Night Shift) • Check all messages that are responded to by our team. • Mention all the pending tasks on the task tracker (Airtable) • Check the customer's necessary documents for bookings • Handling the Owner's all accounts • Make a schedule for the cleaner and inform them • Confirm the customer's booking after completing the document • Informs the owner of necessary things • Handling maintenance issues. • Respond to customers and resolved their issue |♦| Admin Support for the game as a claimer (24/7) • Handling 60+ Messanger chats group. • Respond to all players within a minute. • Handling Inquiries. • Claimed back the payment from another player's account • Send the payment to other players • Keep an eye on the whole game. (24/7) |♦| Virtual Assistant for Shopify store (Worldwide) • Tickets Solving • Orders fulfillment • Orders tracking • Provide Solutions to Customer's Queries • Checking the Google Sheet where the order input automatically • Send the Google sheet to the Supplier after checking all details • Fulfill the order after receiving the tracking number from the Supplier • Send the order to "AliExpress Supplier" & Dsers • Put the orders on "Trello" due to the missing details/damaged products/ waiting from suppliers • Contact the manufacturer for the special order. • Making Discount codes for the customer • Inform the owner daily of all activities |♦| Inbound and Outbound Calls "B2B" (UK Energy) |♦| Inbound and Outbound Calls "B2B" (USA Gas Supply) |♦| Customer support for 30+ Shopify stores (Worldwide drop shipping) I also have an excellent team who is with me and always ready to work on any project related to customer service. We can provide 365 days of customer service even on holidays. It's important to me to build long-term relationships with clients, so I'm primarily looking for long-term projects. I'm flexible with my working hours and am happy to work closely with any existing freelancers you work with. Looking forward to receiving a favorable response from your side. Stay blessed! Thank you

I help startups and growing businesses build reliable 𝐒𝐚𝐚𝐬 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐬, 𝐏𝐚𝐲𝐦𝐞𝐧𝐭 𝐬𝐲𝐬𝐭𝐞𝐦𝐬, and 𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐰𝐨𝐫𝐤𝐟𝐥𝐨𝐰𝐬 that are production-ready. 𝐈’𝐦 𝐚 𝐒𝐞𝐧𝐢𝐨𝐫 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫(𝒲ℯ𝒷&ℳℴ𝒷𝒾𝓁ℯ) 𝐚𝐧𝐝 𝐒𝐭𝐫𝐢𝐩𝐞/𝐏𝐚𝐲𝐦𝐞𝐧𝐭𝐬 𝐒𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐬𝐭 𝐰𝐢𝐭𝐡 $𝟏𝟓𝟎𝐤+ 𝐞𝐚𝐫𝐧𝐞𝐝 𝐨𝐧 𝐔𝐩𝐰𝐨𝐫𝐤 𝐚𝐧𝐝 𝟏𝟓𝟎+ 𝐬𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥𝐥𝐲 𝐝𝐞𝐥𝐢𝐯𝐞𝐫𝐞𝐝 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬, 𝐢𝐧𝐜𝐥𝐮𝐝𝐢𝐧𝐠 𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬 𝐩𝐫𝐨𝐜𝐞𝐬𝐬𝐢𝐧𝐠 𝐦𝐢𝐥𝐥𝐢𝐨𝐧𝐬 𝐢𝐧 𝐚𝐧𝐧𝐮𝐚𝐥 𝐫𝐞𝐯𝐞𝐧𝐮𝐞. ❇️ I focus on outcomes that matter: 🔹Higher checkout conversion 🔹Fewer payment failures 🔹Faster product launches 🔹Secure, scalable architecture ❇️Why clients hire me: 🔹Clean, reliable implementation 🔹Clear communication and on-time delivery 🔹Strong ownership from planning to production 𝐑𝐞𝐜𝐞𝐧𝐭 𝐜𝐥𝐢𝐞𝐧𝐭 𝐟𝐞𝐞𝐝𝐛𝐚𝐜𝐤 (𝟓 star): “Saidur is an excellent developer who goes above and beyond to get the job done. I recommend Saidur for any work you need done. 5 Stars from Me.” “I’m bringing Saidur back for the Google Cloud setup because his work quality is consistently high... clean, secure implementations... confident in the outcome.” ❇️ Core expertise: 🔹Full-stack web and mobile development 🔹SaaS platforms (multi-tenant, RBAC, subscriptions, billing) 🔹Stripe integrations (Checkout, Subscriptions, Connect, Webhooks, Invoicing, Tax, Payouts, SCA/3DS, ACH, SEPA, Apple Pay, Google Pay) 🔹Payment migrations (between Stripe accounts or from other gateways) 🔹AI features (OpenAI/ChatGPT, RAG, function calling, agentic workflows, AI automation) 🔹API development and integrations (REST, webhook-driven systems) 🔹MVP development (rapid build to production-ready architecture) ❇️ AI/LLM capabilities: 🔹Prompt design and tool/function workflows 🔹RAG pipelines (embeddings, vector search, reranking) 🔹AI + rule-engine hybrid systems 🔹Deployment patterns (queues, workers, caching, monitoring) ❇️ Tech stack: 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: Node.js, Python, Next.js, NestJS, Laravel, CodeIgniter, CakePHP, WordPress, Java, MySQL, MongoDB, Supabase 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝: React, Next.js, React Native, Vue, TypeScript, Tailwind CSS 𝐃𝐞𝐯𝐎𝐩𝐬/𝐂𝐥𝐨𝐮𝐝: Docker, Kubernetes, Nginx, AWS, GCP (Cloud Run, Cloud SQL), Terraform, Ansible, Jenkins, Grafana, CI/CD automation, infrastructure as code (IaC), load balancing, CDN, monitoring, logging, and observability. 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬: Stripe, PayPal, WorldPay, Plaid, Mollie, Scalapay, Zapier, Pabbly, QuickBooks, FreshBooks, Pipedrive, Mailchimp, Facebook Pixel, Google Analytics, and many more. If you need a developer who can build, fix, and scale your product with quality and speed, send me a message with your goals and timeline. I can start with a quick technical assessment and clear implementation plan. Thanks, Saidur Rohman

CRO | CTO | STRIPE CONNECT | STRIPE BILLING | STRIPE RADAR | STRIPE API | STRIPE CHECKOUT | STRIPE TERMINAL | FINTECH | SAAS | AI | PAYMENTS | COMPLIANCE ( PCI DSS, GDPR) CRO | Meta Ads | Google Ads | ROAS | CAC XERO | QUICKBOOKS | ACCOUNTING SOFTWARE INTEGRATION FRACTIONAL CTO SERVICES | SCALABLE MVP DEVELOPMENT | REMOTE TEAM LEADERSHIP | TECHNICAL ROADMAPPING | STRIPE CONSULTING & DEVELOPMENT | AI | AUTOMATION Fractional CTO | 17+ Years IT Leadership | FinTech & Healthcare | Scalable MVPs | Stripe & Payments Expert I bring 17+ years of experience in technology, 10 years in FinTech and 2 years in AI—leading startups from concept to scale. As a Fractional CTO, I specialize in architecting investor-ready MVPs, building and managing remote engineering teams, and aligning technical roadmaps with business milestones. My approach balances speed-to-market with the long-term stability investors expect. As a Certified Stripe Expert, I’ve delivered 200+ projects across SaaS, eCommerce, and healthcare, helping founders design, integrate, and optimize payments that drive revenue and meet global compliance standards. Beyond Stripe, I manage full product lifecycles, ensuring delivery on time, within budget, and aligned with growth objectives. I’m also passionate about AI-driven automation, applying conversational AI, intelligent bots, and no/low-code workflows to simplify operations and create scalable, cost-efficient systems. What I Offer: Fractional CTO leadership & technical roadmapping Stripe consulting, integration, and optimization Scalable MVP development with investor alignment End-to-end project & product management (Agile/Scrum) AI-powered automation for payments, SaaS, and operations If you’re looking for a CTO who blends deep technical expertise with executive strategy, I’d be glad to help shape and scale your product. SKILLS: ✓✓✓ Payment Gateway Integrations ✓✓✓ Payment Gateway Migrations ✓✓✓ Technical Roadmapping ✓✓✓ Startup Fundraising Support ✓✓✓ Cloud Architecture (AWS, GCP, Azure) ✓✓✓ Remote Team Leadership ✓✓✓ SaaS Architecture ✓✓✓ Healthcare Technology (HIPAA, HL7, FHIR) ✓✓✓ FinTech Compliance (PCI DSS, PSD2) ✓✓✓ Scalable MVP Development ✓✓✓ Vendor Management ✓✓✓ AI Software Development ✓✓✓ AI Agent Development ✓✓✓ No/Low Code Development • STRIPE • PAYPAL • Authorize.net • 2 Checkout • Sage Pay • Square • WorldPay • RazorPay • WeChat Pay • iDeal • Klarna • QuickBook TaxJar • Xero • AI • ChatGPT • LangChain Tech Stack & Leadership Capabilities ✓ DevOps & Infrastructure: CI/CD pipelines, Docker, Kubernetes, infrastructure-as-code (Terraform, Ansible), monitoring & observability (Datadog, Prometheus, Grafana). ✓ Cybersecurity & Compliance: Identity and access management, encryption standards, SOC2 & GDPR compliance, penetration testing oversight. ✓ Data & Analytics: Data pipelines, ETL, real-time processing (Kafka, Spark), business intelligence dashboards. ✓ Mobile Oversight: iOS/Android (Swift, Kotlin, React Native, Flutter) – leadership & architectural guidance. ✓ Scalability & Reliability: Microservices architecture, high availability (HA), disaster recovery (DR), event-driven systems. ✓ Product Strategy: Product-market fit, UX/UI oversight, customer-driven roadmaps, investor milestone alignment. Core Development Expertise: ✓ Languages & Frameworks: Python, Java, Node.js, Next.js, PHP, Java EE (Servlet, JSP, EJB, Hibernate, Spring). ✓ Web & CMS: WordPress, WooCommerce. ✓ Databases: MySQL, Oracle. ✓ Cloud: AWS, GCP, Azure. ✓ OS: Linux, Windows. ✓ Front-End: JavaScript, jQuery, AJAX, Node.js. ✓ APIs & Integrations: REST APIs, ChartMogul, Twilio, Mailchimp, HubSpot, Facebook Graph, Google Maps, Twitter. ✓ Video Handling: Cloudflare Stream (direct upload, processing, secure playback). ✓ Tooling & Automation: Jenkins, MQ, Agile/Scrum workflows.