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I need a mobile-friendly form to collect customer information and verify their mobile numbers via OTP. Data will be stored in a MySQL database. Requirements: - Mobile responsive form - Collect: - Name - Mobile Number - Loan Type - Loan Amount - City - Pincode - State - Mobile number verification with OTP - Store all data in MySQL database Ideal Skills & Experience: - Proficient in MySQL - Experience with mobile form development - Knowledge of OTP verification systems - Strong database management skills
Project ID: 40684226
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88 freelancers are bidding on average ₹20,688 INR for this job

Hello Valuable Client, CnEL India can develop a secure, mobile-friendly customer information form with reliable OTP verification and structured MySQL data storage. Our methodology will be: 1. **Form Design:** Create a clean, responsive form optimized for mobile devices with fields for Name, Mobile Number, Loan Type, Loan Amount, City, Pincode, and State. 2. **Validation:** Implement both frontend and server-side validation to ensure accurate and properly formatted customer information. 3. **OTP Verification:** Integrate a reliable SMS/OTP service to send verification codes and validate the customer's mobile number before final submission. 4. **Database Setup:** Design a structured MySQL database with appropriate field types, validation, and indexing for efficient storage and retrieval. 5. **Secure Backend:** Build the submission/API layer with authentication where required, input sanitization, rate limiting for OTP requests, and protection against common web vulnerabilities. 6. **Verification Flow:** Ensure customer data is stored only after successful OTP verification and prevent duplicate or invalid submissions. 7. **Testing & Handover:** Test the complete flow across mobile/desktop devices, including OTP delivery, validation, database storage, error handling, and edge cases. We will focus on a simple user experience, reliable verification, secure data handling, and easy future maintenance. Best regards, **CnEL India**
₹25,000 INR in 15 days
9.1
9.1

Collecting and verifying customer loan enquiry data via OTP — here is exactly how I will build this. For your 7-field form (Name, Mobile Number, Loan Type, Loan Amount, City, Pincode, State), I will use an HTML/CSS mobile-first layout tested on Android and iOS browsers, since most loan enquiries come from mobile users on smaller screens. For OTP verification, I will use MSG91 with a 5-minute expiry window on each 6-digit code. This stops fake mobile numbers from polluting your MySQL database before a single record is saved. For MySQL storage, I will index on mobile number to prevent duplicate submissions from the same number, and on State so you can filter loan enquiries by geography without slow full-table scans as records grow. I will also include a password-protected admin panel to view and export submitted records — useful once your data volume picks up. One issue worth flagging: if a customer enters a number they do not own, OTP verification alone will not catch it. I will add a cooldown on repeat OTP requests from the same IP to reduce this abuse. Delivery in 3 days at 22,500 INR. Do you already have a MSG91 account I should connect to, or should I set one up as part of this project?
₹22,500 INR in 3 days
6.9
6.9

With my extensive experience spanning over 11+ years in the world of full-stack web development, I'm confident that I have the skills necessary to make your project a success. My expertise with MySQL database management, PHP and mobile development have prepared me well for the task at hand. You can trust me to design and build a beautifully mobile-responsive form that effectively collects all the customer data you need. Apart from just collecting data, I also know the importance of valid data entry in any database. That's why incorporating a robust OTP verification system to validate customer mobile numbers is a given. Moreover, my familiarity with modern UI/UX practices will ensure an intuitive flow for your users. Furthermore, as a seasoned developer, I genuinely understand the significance of strong database architecture; hence, I guarantee top-notch performance and security. I am proficient in working with APIs and Laravel which will come into play while managing, integrating and deploying data. Lastly, you can expect strict adherence to timeliness and effective communication throughout our partnership - two traits my clients rave about! Choose me for your project, and together we will provide your business with a reliable digital solution that is tailor-made, powerful, and efficient. Let's get started on building something amazing today!
₹20,000 INR in 7 days
7.0
7.0

As a seasoned web designer and developer, specifically skilled in the areas you're looking for - HTML, JavaScript, and PHP - this project aligns perfectly with my expertise. With over 10 years of experience, I've accumulated a wealth of knowledge not only in appropriate design but also in data collection and management, and as such, I'm extremely proficient with MySQL. Understanding the importance of ensuring secure data collection and verification for your customers, I guarantee to develop an elegant yet user-friendly mobile form that adheres strictly to these principles. I'm even more excited about the opportunity this project presents for me to showcase my mastery in OTP verification systems. The sensitivity that comes with validating mobile numbers is greatly valued, and I can ensure that the process runs smoothly for your customers.
₹15,000 INR in 5 days
7.4
7.4

As a versatile and highly organized team, our proficiency in MySQL and extensive experience with developing mobile forms make us an ideal choice for your project. Through leveraging effective data collection and verification measures, my team at BN-Droids Digital Services has successfully handled massive databases before, with 20+ million business records from various locations worldwide. In fact, we're accustomed to processing over 1 million records per day.
₹12,500 INR in 7 days
6.9
6.9

As a Freelancer who has successfully developed 200+ projects over the past 8+ years, I am confident that I can create and deliver a top-notch mobile form for your Customer Info Collection and Verification needs. My proficiency in HTML, JavaScript, PHP, Web Development and strong database management skills will ensure an effective and efficient process for collecting and verifying customer information before storing it securely in a MySQL database. Moreover, my extensive experience with mobile form development aligns directly with your project requirements. My approach to building digital solutions is focused on clean code, smart architecture, and usability. I prioritize creating responsive designs that fit seamlessly across different devices – mobiles included. So rest assured that the mobile form I construct for you will be perfectly tailored to complement your customer verification process. This is just the starting point; my combination of web development skills will also enable me to create interfaces that are easy to navigate and understand, ensuring a smooth user experience for both you and your customers. Choosing me for this project means choosing a reliable partner committed to delivering scalable digital solutions that produces real results. Let's turn your idea into a robust digital product together!
₹21,500 INR in 7 days
6.5
6.5

Your OTP delivery will fail if you're using a free SMS gateway without proper rate limiting and retry logic. Most loan applications spike during business hours, and without a fallback mechanism, you'll lose qualified leads when the primary SMS provider times out. Quick questions - are you planning to integrate with a specific SMS provider like Twilio or MSG91? And do you need duplicate phone number detection to prevent fraud submissions? Here is the architectural approach: - MOBILE RESPONSIVE FORM: Build a progressive web app using vanilla JavaScript that works offline and syncs data when connection returns, ensuring zero lead loss in low-network areas. - OTP VERIFICATION: Implement two-factor authentication with SMS fallback to voice call after 60 seconds, plus rate limiting to block brute-force attacks on the verification endpoint. - MYSQL DATABASE MANAGEMENT: Design normalized schema with indexed phone numbers for instant duplicate checks and encrypted storage for PII compliance under data protection regulations. I've built similar lead capture systems for 2 fintech clients processing 500+ loan applications daily without downtime. Let's schedule a quick call to confirm your SMS provider integration before I start the build.
₹22,500 INR in 7 days
7.3
7.3

With a vast array of skills and an extensive project history, I can confidently say that taking on your customer info collection and verification project would not just be another job for me but one that I'm truly passionate about. As a full-stack developer proficient in MySQL database management, along with being experienced with mobile form development and OTP verification systems, I tick all the boxes of your requirements. Having worked on multiple similar projects before, such as loan management, inventory management, and HRM SAAS solutions which relied on meticulous data collection and secure storage functionalities, I understand how critical it is to create robust systems that balance functionality with user experience. This perspective has sharpened my coding skills in HTML, JavaScript, MySQL, and PHP - essential technologies we'll be employing here. Moreover, my proficiency in crafting responsive designs using frameworks like Bootstrap or Tailwind CSS and my adaptive knowledge of various backend and frontend stacks like MEAN, MERN, and more allows me to develop efficient, mobile-friendly digital tools that adapt seamlessly across screens. With me on board for your task, you're not just getting an average developer but a dedicated partner who'll go above and beyond to deliver accurate data collection via a secure platform by implementing effective mobile number OTP verification. Let's make this project shine!
₹22,000 INR in 15 days
6.1
6.1

Hi, This is a small, well-specified build, which means the only things that can go wrong are OTP abuse and data quality — so that is what I would get right. OTP: without rate limiting, an SMS endpoint becomes someone else's free SMS gateway within days, and you pay for it. I would rate-limit per number and per IP, cap resends with a cooldown, expire codes in five to ten minutes, store only a hash of the code, and lock the number after repeated wrong attempts. Verification status gets stored against the record, so you can always tell which leads are actually reachable. Data quality: loan amount and mobile number both need server-side validation, not just browser validation, since the form endpoint is publicly reachable. Pincode is worth validating against state, because mismatched pincode and state is the most common junk in Indian lead data and it is cheap to catch at entry. The form itself is straightforward — mobile-first, MySQL schema with an index on mobile number and created date so your team can search and export without full scans. Questions 1. Which SMS provider, or should I recommend one? 2. Do you need an admin view to browse and export the leads, or is database access enough? ₹25,000, 10 days, 50% first milestone. — Davinder
₹25,000 INR in 10 days
5.6
5.6

As a technology partner for businesses, I specialize in transforming unique project ideas into efficient, reliable, and user-friendly digital products that are designed for long-term success. My vast experience in working across industries exposed me to various projects, including those requiring mobile form development and OTP verification systems, which aligned with ideal skills you've outlined. I have solid proficiency in MySQL database management, making it easy for me to ensure an effective data storage solution to serve the purpose of this project. Additionally, my skills in PHP and JavaScript allow me to build mobile-responsive forms quickly and efficiently along with integrating SMS APIs for OTP verification. Beyond technical skillset, I deeply value clarity, strategy, and execution at every stage of development; virtues I uphold while working with my clients. My focus is on building a technology system that grows with your business while delivering reliable results. I believe my balanced skill set and unwavering commitment to client satisfaction make me the ideal partner for your data collection and verification project.
₹12,500 INR in 5 days
5.1
5.1

Hi, I’m Karthik, with over 15 years of experience in web development and database management. I can create a mobile-friendly form to efficiently collect customer information and verify mobile numbers using OTP. Key Deliverables: - A responsive form to collect: - Name - Mobile Number - Loan Type - Loan Amount - City - Pincode - State - OTP verification for mobile numbers - Data storage in a MySQL database Skills: - Extensive experience in MySQL and database management - Proven track record in developing mobile-responsive forms - Familiarity with OTP verification systems I assure prompt communication and timely delivery. Let’s discuss how I can meet your requirements effectively. Best, Karthik
₹35,000 INR in 7 days
5.4
5.4

Hi, I’ve worked on mobile-friendly forms with MySQL databases, OTP verification and backend data handling. I can build this as a simple, responsive form that works well on mobile and keeps the verification process straightforward for users. I’ll set up the form fields, OTP verification for the mobile number and secure storage of the verified customer information in MySQL. I can also keep the code organised so the form or fields can be updated later without making the whole system difficult to maintain. A few quick questions before we start: Do you already have an OTP/SMS provider in mind, such as Twilio, MSG91 or another service? Is the form being added to an existing website, or should I build it as a standalone page? Do you already have the MySQL database and hosting set up? I can start once the hosting/database details and OTP provider information are available and can share relevant form/database work from my portfolio.
₹25,000 INR in 7 days
5.2
5.2

Hi, I’m Ashish Malik — Full Stack Developer with 9+ years of experience and 500+ projects delivered. I can build your mobile-first customer form with secure OTP verification and reliable MySQL data storage. I’ll handle: ✅ Responsive form for all mobile devices ✅ Name, mobile, loan type, amount, city, pincode & state fields ✅ Secure OTP generation, verification and validation ✅ MySQL database structure and integration ✅ Server-side validation and duplicate/invalid input handling ✅ Secure API/PHP implementation ✅ Clean, lightweight UI with smooth user flow ✅ Testing across mobile and desktop The form will be structured so verified customer records are stored cleanly and can be extended later for an admin dashboard, exports or CRM integration if required. I’m ready to start and focus on delivering a simple, reliable and conversion-friendly solution. Best Regards, Ashish Malik
₹25,000 INR in 6 days
5.1
5.1

I can build a responsive PHP/MySQL form with the listed fields and server-verified mobile OTP. The flow would include expiry, resend throttling and attempt limits, with provider keys kept on the server and submissions saved only after verification. ₹15,000 covers one form, one agreed SMS provider integration, database setup and testing in 5 days. SMS/provider charges are separate. I will use dummy data for testing and keep customer records out of public URLs/logs. Which OTP provider do you use, and do you need a protected view/export of submitted enquiries?
₹15,000 INR in 5 days
4.8
4.8

With more than a decade of professional experience and an extensive skill set in web development, I'm the perfect fit for your customer information collection and verification project. As highlighted in my profile, I have a solid understanding of HTML, JavaScript, MySQL, and PHP - exactly what you need to successfully build a mobile-friendly form that stores data in a MySQL database. In addition to building mobile forms, I have also mastered crucial elements of your project such as OTP verification systems. My ability to seamlessly combine various technologies will ensure not only efficient collection and verification of customer data but also enhance the overall functionality and security of your platform. Moreover, my background managing database solutions makes me uniquely suitable for your task. I can confidently deliver not only an appealing form for collecting crucial customer information but also an intelligently designed database system to store data reliably. My focused dedication and meticulous planning will guarantee speedy turnaround and accurate outcomes. Choose me for assured success in this project.
₹12,500 INR in 2 days
4.8
4.8

Hi, Thanks for sharing your project. It aligns well with work I’ve successfully completed for other clients, and I’m confident I can deliver a high-quality solution tailored to your requirements. Before providing an accurate timeline, scope, and budget, I’d like to clarify a few key details to ensure we're aligned from the start. Freelancer’s proposal character limit makes it difficult to cover everything thoroughly here. If you're available, let's connect via chat. I can walk you through similar projects I've completed, discuss the best approach for your specific requirements, and answer any questions you may have. Once I understand your expectations, I'll provide a clear execution plan with realistic timelines and pricing. I’m ready to get started as soon as we finalize the details and look forward to working with you. Best regards, Mayank Sahu
₹25,000 INR in 7 days
4.2
4.2

As your project requires a mobile-friendly form for collecting customer data and verifying mobile numbers using OTP, my skills in HTML, MySQL, and PHP put me in the perfect position to deliver precisely what you are looking for. Throughout my career, I have developed numerous mobile forms with seamless user experiences across different devices and platforms. These forms have been optimized to collect and validate various data inputs, including mobile numbers for OTP verification. Moreover, I have a solid understanding of database management systems, with an emphasis on MySQL. This proficiency allows me to not only build a reliable database structure but also efficiently store and retrieve massive amounts of collected data. Speed, accuracy, and security are paramount when dealing with sensitive information such as your customers' details, and I assure you that your data will be handled with the utmost care and privacy.
₹12,500 INR in 7 days
3.9
3.9

Hi, I can build this as a clean mobile-first form with OTP verification, so only verified customer enquiries are stored in your MySQL database. I have PHP/MySQL web development experience and can handle the complete flow — form validation, OTP send/verify, secure database storage, duplicate protection, and responsive UI. I’ll also keep the backend structured so you can easily add an admin panel, lead status, filters or Excel export later. One quick question: do you already have an OTP/SMS provider such as MSG91 or Twilio, or should I integrate one for you? I can start immediately. Thanks, Rohit
₹25,000 INR in 7 days
3.4
3.4

Hi there, I can help with Customer Info Collection & Verification - Accurate & Confidential. *What I will deliver:* - Customer Data Collection from Provided Sources / Online Research - Complete Info: Name, Phone, Email, Address, Company Details - Verification via Call / Email / Database Cross-Check - De-Duplication & Error Correction - Organized Excel / Google Sheet / CRM Entry - 100% Accuracy & On-Time Delivery - Full Confidentiality - NDA Accepted Tools: Excel, Google Sheets, CRM, Manual Verification Share your sample data and verification criteria, I will do a free sample of 5 entries today. Ready to start with Milestone 1 now. Best regards,
₹25,000 INR in 7 days
3.4
3.4

Hi, I can build this mobile-friendly customer form with a simple and secure OTP verification flow. I have 20+ years of experience in PHP, MySQL, JavaScript and database-driven web applications, including forms and systems involving OTP and customer data. I’ll create a clean responsive form for Name, Mobile, Loan Type, Loan Amount, City, Pincode and State. After entering the mobile number, the user will receive an OTP and the data will be saved in MySQL only after successful verification. I’ll also include proper validation and basic security to prevent invalid or duplicate submissions. I can use PHP + MySQL with JavaScript/AJAX, keeping the solution lightweight and easy to maintain. I’ll test the complete flow on mobile and desktop and provide the source code and database structure. I’m available to start immediately and can complete this quickly once the preferred SMS/OTP provider is confirmed.
₹12,500 INR in 5 days
3.7
3.7

Chennai, India
Member since Sep 1, 2026
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