Hire the Best Payment Processing Specialists
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Observation is my passion, which has driven my 6+ years of experience as a QA Tester. I specialize in Payment Testing, ensuring secure, accurate, and seamless transactions across multiple payment gateways, UPI, cards, wallets, and banking flows. I believe testing is not just about finding defects, but about improving product quality, minimizing business risk, and delivering stability in a highly competitive market. Knowledge in: - SDLC, STLC and Bug Life Cycle - Test plans, Test cases, Test strategy, documentation - Used Data Validation process to ensure the program is functioning correctly - UI Testing with Suggestions as well - Knowledge and hands-on usage in Functional Testing Worked in: - Payment Method Testing (Credit/Debit Cards, UPIs, E-wallets, NetBanking including Cryptocurrency) - Individual and Group Events - Audio/Video conferencing platforms - Virtual Reality(VR) Platforms -Multiple Sectors like Retail, Automobiles, Education, HealthCare, E-Commerce, etc. Used Tools: - Trello, Slack, Asana, JIRA, ClickUp, Bugzilla, Mantis BT, Figma, Apache JMeter, LambdaTest, BrowserStack, Spreadsheet

⭐ 𝐄𝐯𝐞𝐫𝐲 𝐩𝐫𝐨𝐣𝐞𝐜𝐭 𝐢𝐬 𝐮𝐧𝐢𝐪𝐮𝐞! 𝐋𝐞𝐭'𝐬 𝐝𝐢𝐬𝐜𝐮𝐬𝐬 𝐲𝐨𝐮𝐫 𝐫𝐞𝐪𝐮𝐢𝐫𝐞𝐦𝐞𝐧𝐭𝐬 𝐢𝐧 𝐔𝐩𝐰𝐨𝐫𝐤 𝐂𝐡𝐚𝐭 𝐟𝐢𝐫𝐬𝐭, 𝐬𝐨 𝐈 𝐜𝐚𝐧 𝐩𝐫𝐨𝐯𝐢𝐝𝐞 𝐚 𝐜𝐥𝐞𝐚𝐫 𝐭𝐢𝐦𝐞𝐥𝐢𝐧𝐞 𝐚𝐧𝐝 𝐚 𝐟𝐢𝐱𝐞𝐝 𝐩𝐫𝐢𝐜𝐞 𝐨𝐫 𝐞𝐬𝐭𝐢𝐦𝐚𝐭𝐞𝐝 𝐡𝐨𝐮𝐫𝐬.⭐ Hello! I am Deepak Kumar, a seasoned Full Stack Web Developer with a strong focus on eCommerce and CRM API integrations. With extensive experience in developing payment and membership solutions, I am dedicated to transforming your business ideas into seamless digital experiences. My expertise includes: ✅ 𝒆𝑪𝒐𝒎𝒎𝒆𝒓𝒄𝒆 𝑺𝒐𝒍𝒖𝒕𝒊𝒐𝒏𝒔: Crafting eCommerce platforms with advanced features like checkout customization, cart page optimization and product & inventory synchronization. ✅ 𝑷𝒂𝒚𝒎𝒆𝒏𝒕 𝑰𝒏𝒕𝒆𝒈𝒓𝒂𝒕𝒊𝒐𝒏: Implementing secure and efficient payment systems using APIs such as Stripe, Square and PayPal ensuring smooth transactions and recurring payment setups. ✅ 𝑪𝑹𝑴 & 𝑴𝒆𝒎𝒃𝒆𝒓𝒔𝒉𝒊𝒑 𝑰𝒏𝒕𝒆𝒈𝒓𝒂𝒕𝒊𝒐𝒏: Enhancing customer relationship management through seamless integration with platforms like Hubspot, Zoho and more, while developing robust membership and subscription models. ✅ 𝑨𝒖𝒕𝒐𝒎𝒂𝒕𝒊𝒐𝒏 & 𝑺𝒚𝒏𝒄𝒉𝒓𝒐𝒏𝒊𝒛𝒂𝒕𝒊𝒐𝒏: Utilizing tools like Zapier, Make and Pabbly for automating workflows and synchronizing data across various platforms. ✅ 𝑻𝒆𝒄𝒉𝒏𝒊𝒄𝒂𝒍 𝑷𝒓𝒐𝒇𝒊𝒄𝒊𝒆𝒏𝒄𝒚: Skilled in PHP, HTML, CSS, JavaScript, Laravel and more, with a strong understanding of SEO principles to boost your online presence. I am committed to delivering high-quality solutions that meet your business needs. Let's collaborate to bring your vision to life! Feel free to reach out for a consultation or to discuss your project requirements.

I'm Manoj, a Top Rated Plus (Top 3%) professional on Upwork with extensive experience serving clients across the US/Canada, Europe, UK, the Middle East (Dubai). I am QuickBooks ProAdvisor and Xero Certified Accountant with 15+ years of accounting and bookkeeping experience helping businesses maintain accurate financial records, improve cash flow visibility, and keep their books audit-ready. I have worked with startups, staffing companies, eCommerce businesses, service-based companies, and multi-entity organizations, managing everything from daily bookkeeping to month-end financial reporting. My expertise includes: • QuickBooks Online & Desktop • Xero Accounting • Bookkeeping & Catch-Up Bookkeeping • Bank & Credit Card Reconciliation • Accounts Payable (AP) • Accounts Receivable (AR) • General Ledger Review • Financial Reporting • Payroll Accounting • Cash Flow Management • Budgeting & Forecasting • Stripe & Payment Processor Reconciliation • VAT Review & Compliance Support • Month-End & Year-End Closing Over the years, I have handled complete accounting operations including invoicing, vendor management, collections, payroll entries, account reconciliations, financial statement preparation, budgeting, cash flow analysis, and reporting. I am comfortable working with businesses that need ongoing accounting support as well as those requiring cleanup and reconciliation of historical records. Software Expertise: • QuickBooks Online & Desktop • Xero • NetSuite • Wave Accounting • Peachtree • Quicken • Peoplease • Ramp • Expensify • ADP • Ultra Tax • Microsoft Excel What you can expect: ✔ Accurate and organized books ✔ Timely financial reporting ✔ Strong attention to detail ✔ Clear communication ✔ Reliable long-term accounting support Whether you need ongoing bookkeeping, account reconciliation, AP/AR management, financial reporting, or cleanup of existing records, I can help keep your finances accurate and up to date. Let's discuss how I can support your business. Best regards, Manoj Shaw Certified Bookkeeper

Fraud Analyst | Chargeback & Dispute Resolution Specialist | Chargeback & Representment Specialist |Customer Service Stop losing your revenue to avoidable disputes. ​Are chargebacks and "friendly fraud" eating into your margins? I help E-commerce brands and FinTech firms protect their bottom line by transforming confusing financial losses into recovered revenue. With a background in forensic risk analysis and proactive defense, I don’t just manage disputes—I win them. ​💎 How I Protect & Grow Your Business: ​Chargeback Win-Rate Optimization: I craft aggressive, evidence-based representment packages for Shopify, PayPal, and Stripe, significantly increasing your recovery rate. ​FinTech Compliance (Reg E/Z): Expert handling of regulatory disputes and liability shifts, ensuring your operations stay audit-ready and compliant with federal standards. ​Root-Cause Analysis: I identify why disputes happen (service gaps, shipping delays, or fraud) and implement systems to stop them before they start. ​High-Impact Sales (SDR): Beyond defense, I drive offense. I have a proven track record of turning cold leads into qualified, revenue-generating appointments. ​Process Documentation: I build "Standard Operating Procedures" (SOPs) for your team to ensure long-term operational efficiency. ​🛠 Technical Proficiency: ​Platforms: Shopify, PayPal, Stripe, VISA, MasterCard Compliance: Reg E, Reg Z. ​🎯 Why Hire Me? ​I bridge the gap between Customer Experience and Financial Security. Whether you need a Dispute Analyst to clean up your merchant account or a proactive VA/SDR to scale your outreach, I deliver measurable ROI. ​"I don't just file papers; I build a shield around your profit." ​📩 Ready to secure your revenue? ​Click the "Invite to Job" button, and let’s discuss a strategy to boost your win rates this month! Regards Dhruvrajsinh Solanki

40+ Hours Available Per Week As a Top Rated Plus full-time freelancer on Upwork with over 8+ years of expertise in Software Quality Assurance, I specialize in ensuring your applications are bug-free and deliver exceptional user experiences, backed by over 225+ 5-star ratings ⭐ from satisfied clients! 🚀 With 26,300+ hours work on Upwork, I have successfully tested 310+ Android and iOS mobile applications and over 120+ web apps, helping clients achieve seamless product launches and exceptional performance. My experience includes collaborating with renowned organizations like UNICEF and leading brands like Samsung, ensuring their software meets the highest quality standards. I test applications across all types of network conditions, including 3G, 4G, and 5G, as well as high-speed connections (1Gbps) and low-speed scenarios down to kilobits per second (kbps), ensuring optimal performance and usability under real-world conditions. Key Achievements: 🏆 Top Rated Plus freelancer with 8+ years of professional QA experience ⭐ 225+ 5-star reviews from satisfied clients 📌 300+ Upwork projects successfully completed 🤖 10+ AI Voice & Chat Assistant platforms tested (Retell, Bland, Vapi, Wishpond AI, Senior Care AI, etc.) 🚀 Tested and launched 70+ startup products successfully to the store ⏰ Worked over 26,300+ hours on Upwork. 📱 Android: Samsung Galaxy S24 Ultra, Samsung Galaxy S21 Plus, Poco X4, RealMe GT Master Edition, OnePlus 9, OnePlus 8T, Samsung A18 📱 iOS: iPhone 16 Pro Max, iPhone 14 Pro Max, iPhone 14 Plus, iPhone 13 Pro Max, iPhone 11, iPhone XR 💻 Desktop: MacBook Air, HP Pavilion X360, RealMe Book, Lenovo ThinkPad, Samsung Galaxy Book 4 & 5 Manual QA Skills: • AI Model Performance Testing • AI Agent Functional & Usability Testing • Conversational AI & Chatbot Testing • Requirement Analysis • Test Case Design & Execution • Defect Reporting & Management • SEO Testing • Functional Testing • End-to-End Testing • Integration Testing • Exploratory Testing • PWA Testing (Progressive Web App Validation) • Reverse Testing – Test with Invalid/Unexpected inputs to ensure robust error handling & stability • Regression Testing • Cross-Browser Testing • Mobile App Testing (iOS & Android) • Usability Testing • UI/UX Testing • Payment Gateway Testing • System Testing & Acceptance Testing • API Testing (Postman, Swagger) • Performance Testing (Basic manual approach using tools) 🤖 AI Testing Expertise • AI Model Performance & Response Accuracy Validation • Conversational Flow, NLP Intent & Entity Testing • Voice Agent Quality Testing (ASR, TTS, Latency, Filler Word Detection) • Knowledge-Base and Prompt Flow QA • Context Retention & Session Continuity Testing • Multi-Agent Coordination and Voice Call Testing • Real-World AI App Testing (Retell, Bland, Vapi, ElevenLabs, Play.ht, Wishpond AI, Senior Care AI) Tools & Platforms: • Bug Tracking & Management: JIRA, Trello, Asana, Linear, ScribeHow • Collaboration & Reporting: Google Sheets, Notion, Slack • Testing Platforms: BrowserStack, physical devices • Performance & Analytics Tools: GTmetrix, SimilarWeb • Documentation: Test Plans, Test Cases, Checklists, FRS, User Manuals Domains Expertise: • eCommerce (Shopify, WooCommerce) • SaaS Applications • Healthcare • Mobile Applications • Insurance • Banking & Financial Services • Gaming • Point of Sale (POS) • ERP Systems • OpenAI Integration With a strong commitment to delivering error-free, high-performing software, I aim to exceed quality expectations and provide products that users love. I am available for flexible timings across any time zone and dedicated to helping you bring your software to the highest standards of performance and user satisfaction. Why Choose Me? ✔️ Proven expertise in Manual QA testing ✔️ Comprehensive experience across web and mobile platforms ✔️ Skilled in test documentation, ensuring a structured and repeatable testing process ✔️ Ability to identify critical defects and edge cases ✔️ Adaptable to both Agile and Waterfall methodologies ✔️ Flexible work hours to meet your project needs ✔️ Expert in crawling websites to ensure flawless functionality and SEO perfection -------------------------------------------------------------------------------------------------------- Related Keywords: Manual Testing, API Testing, Web Testing, Mobile App Testing, Regression Testing, Cross-Browser Testing, Test Case Design, Jira, UI/UX Testing, End-to-End Testing, Functional Testing, Bug Reports, Quality Assurance, Payment Gateway Testing, iOS Testing, Android Testing, Test Plan, Usability Testing, User Testing, Software Testing, Manual QA, AI Testing, Chatbot Testing, Voice AI Testing, NLP Testing, Mobile App QA, Conversational AI, AI Model Evaluation, Reverse Testing, PWA Testing, Progressive Web App Validation, AI Apps Testing, Progressive Web Application, OpenAI, AI Apps, ChatGPT, Sora, Gemini, Generative AI, Chatbot

Please read below for a full list of my proficiencies, but for your quick reference as to what I am a master at: * payment gateway solutions (Stripe Certified Developer, PayPal, Authorize.net, Skrill, Braintree, Square, Adyen, cybersource,NMI,2 Checkout, stripe terminal,stripe identity verification, Moneris ,Airwallex,eway, Razorpay, Payu, Paytm, Icici bank, Master CardStripe, cloaking payment gateway expert, etc). * Chat Air.AI with GHL , live trasnfer, call recording , zapier setup with chat air ai, Update GHL lead with Chat Air.AI. * I will solve whatever your payment challenge is or solution that you are looking for. * Generally, I am quite clever with Rest APIs * I have now built several fundraising websites from the ground up that have exceeded my clients expectations. I obviously also maintain them as necessary (which isn’t much if I built them). 
 I'm a Software enthusiast with over 14 years of development experience. I am an expert in Javascript (Node.js, React.js, Vue.js & Angular.js) and all things PHP (Laravel, Magneto, Wordpress, Drupal, Shopify, YII, CAKE) and their complimentary mobile applications (Native Android, IOS, Flutter and React Native to develop applications). I am also experienced with Python, if that is your preference. Along my journey creating web applications, websites, and mobile applications I have contributed to several open-source libraries along the way. I have a strong base in software development with an awesome educational record in my curricula. Over the years, regardless of the technical challenge, I solve the issue with great precision and accuracy. Whether working autonomously or with a team I always exceed best practices, stringently employing version control systems (BitBucket, GIT, Deployment Pipes, Jenkins, etc..), and excel within Linux, AWS, CDNs, S3, Amplify , RDS, etc… I'm addicted to clean workflow using testing frameworks like Karma, Mocha, and Tape. I'm also a part of a team creating a cross-platform desktop application in Electron.js. I have sharp skills in database systems including MySQL, NoSQL databases, and Graph databases like OrientDB and Neo4j. I am Swiftlane api Integrator partner I write impeccable and maintainable code, building a reusable foundation, while also keeping my clients updated about emerging technologies. If the project involves a new technology, I easily and quickly become proficient in the new technologies without any complications, with hundreds of successfully completed projects. 
I look forward to working with you, Arun 

For fundraising website references, please find: 
 Our Fund ugive2 – Simple-Fast-Fundraising Colour Blast – Fundraising Made Easy