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I need Google’s reCAPTCHA v2 wired into the registration flow of my mobile app to block automated account creation. When a new user presses “Sign Up,” the challenge should appear, return its token, and let the server validate it before any account is written. The codebase is already live; you can plug into the existing react native project—or suggest an equivalent wrapper if you prefer React Native or Flutter. I’ll supply the current registration screen code and backend endpoint; you bring the reCAPTCHA keys, client-side widget, and server-side verification. Acceptance will be based on: • reCAPTCHA v2 challenge renders smoothly on the registration page of the mobile app. • Token is verified on the server, and invalid or missing tokens are rejected. • Clear hand-off notes so I can rotate keys or adjust thresholds later. Please tell me how long this should take you and what access you need so we can start right away.
Project ID: 40698675
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33 freelancers are bidding on average ₹1,720 INR for this job

Hi, I have 5+ years of experience in Flutter. I will design and develop a fully functional Flutter mobile application for your business. The app will be cross-platform, responsive, and optimized for both Android and iOS. I will ensure smooth navigation, clean UI, and reliable performance. My Skills Include: a) Flutter Development – Expertise in building cross-platform mobile apps with responsive UI. b) State Management – Experienced in Provider, Riverpod, and Bloc for scalable apps. c) Backend Integration – Skilled in connecting apps with REST APIs, Firebase, and third-party services. d) Database Handling – Proficient in Firebase Firestore, MySQL, and SQLite. e) Deployment & Support – Experienced with publishing apps on Google Play Store and Apple App Store. Lets connect in chat so that We discuss further. With Regards, Sai
₹4,500 INR in 2 days
5.9
5.9

As an experienced Full-Stack Developer well-versed in both Backend Development and Mobile App Development, I would be a perfect fit for your project. My main area of expertise is the integration of various technologies, robustly and harmoniously on different platforms. I have previously incorporated Google reCAPTCHA into mobile apps using React Native, making your project right up my alley. Moreover, my proficiency with cloud services and APIs such as AWS, Azure, and Google Cloud ensures that whatever solution we develop for your registration flow will be highly scalable and efficient. As an added advantage, my knowledge in Artificial Intelligence can help optimize the process further by automating certain tasks for streamlining the user experience. I don't just provide solutions; I create long-term relationships. Hence, your project's success is not only measured by its swift completion; it's also about enabling you to comfortably manage and adapt later on. So, not only will I integrate reCAPTCHA seamlessly into your codebase and verify the tokens correctly, but I'll also provide you with clear hand-off notes to assist you in any future key rotations or adjustment of thresholds. Let's bring in the power of cloud security to your mobile registration process!
₹1,050 INR in 7 days
3.9
3.9

Hi I can integrate Google reCAPTCHA v2 into your existing React Native registration flow and make sure no account is created until the CAPTCHA token is successfully verified by the backend. I’ll add the reCAPTCHA challenge to the Sign Up flow, handle the token securely and update the existing registration request to include it. On the server I’ll validate the token with Google and reject missing or invalid tokens before processing the account creation. I’ll test both successful and failed verification cases and provide clear handoff notes for key rotation and future configuration changes. I’ll need access to the React Native project, registration screen and backend endpoint. This should take around 1 to 2 days. Best regards Akif K
₹1,050 INR in 3 days
2.5
2.5

As an expert Mobile App Developer with a specific focus on React Native, I possess the skills and experience necessary to successfully integrate Google's reCAPTCHA v2 into your existing app. Not only have I worked on similar security features in the past, but my work is also focused on scalability and robustness—traits that will be invaluable for implementing this feature into your live codebase. At MSM CoreTech, we take a business-first approach, ensuring that we understand your goals before diving into development. This ensures that the reCAPTCHA implementation will align perfectly with your registration flow and automated account creation blocking requirements. Additionally, transparent communication is a hallmark of our process—I'll provide you with clear hand-off notes regarding reCAPTCHA keys and server-side token verification so that you can adjust thresholds or rotate keys whenever necessary. Given our strong experience in SaaS product development and mobile app optimization, rest assured that not only will the reCAPTCHA v2 challenge render smoothly on the registration page of your mobile app but it will also be verified on the server, rejecting invalid or missing tokens accordingly. I'm ready to get started on this project immediately; just let me know what kind of access I would need and we can begin working towards a secure and streamlined login experience for your users.
₹1,050 INR in 7 days
2.4
2.4

Hi there, We are a full-stack development studio that specializes in building secure, high-performance mobile and web applications. We've read your project description carefully, and integrating Google's reCAPTCHA v2 is a perfect fit for our expertise. Our approach is collaborative and thorough. Rather than one developer rushing the job, our team will assign a dedicated frontend specialist to seamlessly integrate the react-native-recaptcha (or react-native-google-recaptcha-v2) client-side widget into your existing registration screen . We will handle everything from rendering the challenge on-demand to capturing the token securely. Simultaneously, our backend engineer will harden your server endpoint. We'll implement robust verification using a well-vetted Node.js library (recaptcha-node), ensuring that invalid or missing tokens are strictly rejected before any account is written to your database . We provide comprehensive hand-off documentation, covering key rotation, secret management, and environment variable configuration. Timeline: We can complete this integration and provide a hand-off ready for deployment within 2 to 3 business days. Access Needed: 1. Your current registration screen and server endpoint code. 2. Access to your Google reCAPTCHA Admin Console to generate the Site Key & Secret Key. 3. A staging environment for testing. Let’s chat to finalize the hand-off details and get started.
₹1,050 INR in 7 days
1.5
1.5

Greetings I am Erinc I am a FS Developer knowledgeable in Mobile App Development and Backend Development. I can confirm I am able to help with recaptcha wired into your mobile app strictly under your budget. I am able to start now and on desk everyday. Looking forward to hear from you. Thanks for your consideration.
₹1,050 INR in 7 days
0.6
0.6

Securing your registration flow against automated bot activity is a standard but critical requirement for maintaining data integrity. Since your project is mobile-based, I will implement a seamless reCAPTCHA v2 flow that handles the widget rendering and token validation lifecycle without disrupting your user experience. My approach for this integration: - Client-side: Integrate the reCAPTCHA widget into your existing registration flow to trigger the challenge before the sign-up request. - Server-side: Update your backend endpoint to intercept the token, perform the siteverify POST request to Google, and block account creation if the token is invalid. - Documentation: Provide clear instructions on managing your API keys and configuration thresholds. While my recent work focuses heavily on cross-platform Flutter development, such as my Burger Beast food ordering app, I am highly proficient in mobile security integrations and backend authentication flows. I can ensure this is wired into your existing architecture efficiently. I am available to start immediately. Please share the registration screen code and your current backend framework/stack, and I will have this ready for testing by tomorrow. Are you using a specific backend language like Node.js or Python for the verification endpoint?
₹1,200 INR in 7 days
0.0
0.0

Hello I am experienced full stack developer. I have done many project like this. I read your requirements and I can easily do this project. I will share you work report on daily bases. This is actually something I do regularly and I think I could be a good fit. I will provide you 1 month free support on existing feature. With years of experience in the relevant field, I will ensure that the work is complete efficiently, on time and with high quality results. I would love the opportunity to further discuss your goals. Please feel free to connect. Thank you
₹600 INR in 1 day
0.0
0.0

I CAN INTEGRATE GOOGLE reCAPTCHA v2 INTO YOUR EXISTING REACT NATIVE REGISTRATION FLOW WITH SERVER-SIDE TOKEN VALIDATION SO INVALID SIGNUPS ARE BLOCKED BEFORE ACCOUNT CREATION. I have strong experience with React Native, mobile authentication flows, REST APIs, backend validation, and third-party API integrations. I’ll integrate the reCAPTCHA v2 challenge into your existing Sign Up screen, capture the returned token, send it securely with the registration request, and validate it server-side before any user record is created. I’ll also handle invalid, missing, expired, or failed tokens properly and make sure the existing registration flow continues working without unnecessary changes to your codebase. For handoff, I’ll document the required keys, configuration, verification endpoint, environment variables, and the steps for rotating keys or adjusting the implementation later. Estimated time: 2–4 hours. I’ll need the existing registration screen/codebase, backend registration endpoint, and the relevant development environment/access needed to test the integration. I can start immediately. Regards, Yasir Ahmed
₹700 INR in 2 days
0.0
0.0

I can integrate Google reCAPTCHA v2 into your existing React Native registration flow and ensure the server validates the token before creating the account. I can handle: reCAPTCHA v2 integration into the Sign Up screen Challenge rendering and token handling Secure token transmission to your backend Server-side verification with Google Rejecting missing, invalid, or expired tokens before database writes Error handling without disrupting legitimate registration Testing the complete registration flow Clear documentation for key rotation and future configuration changes I have experience with React/React Native, APIs, authentication flows, security integrations, and backend automation. I have also implemented reCAPTCHA on web applications and can adapt the approach to your existing mobile architecture. Estimated time: 3–5 hours, depending on the current registration flow and backend. I’ll need the React Native project/registration screen, backend endpoint/code, test environment access, and the domain/package configuration required for the reCAPTCHA setup. I can start right away.
₹1,050 INR in 7 days
0.0
0.0

Hi Hiten! I read through your project description and it seems like a perfect fit for my skillset. With over 6 years of experience in mobile app development, I have a deep understanding of both React Native and Flutter frameworks. This knowledge would enable me to seamlessly integrate Google's reCAPTCHA v2 into the registration flow of your mobile app, regardless of which framework you are currently using - thereby saving your time. Moreover, my background in building AI automation systems perfectly aligns with your project requirements. I possess hands-on experience in integrating various APIs and deploying clean code ready for end-users. So, besides plugging in reCAPTCHA v2 smoothly into the existing codebase, I will also ensure server-side token verification, rejection of invalid tokens, and provide clear hand-off notes for future adjustments. Besides my technical proficiency, my clients value my clear communication style and quick response times—a testament to my dedication to delivering on-time with clean execution and offering long-term support. I'm excited to help you tackle this challenge in an efficient way, ensuring a strong barrier against automated account creation. Let's get started right away!
₹1,050 INR in 2 days
0.0
0.0

Hi, I can integrate Google reCAPTCHA v2 into your existing React Native registration flow and connect it properly with the backend validation. The implementation will ensure that the challenge is triggered when the user signs up, the token is received, and the server verifies it before creating the account. I’ll work with your existing registration screen and backend endpoint rather than rebuilding the flow. On the backend, invalid, expired, or missing tokens will be rejected before any user record is created. I’ll also test successful and failed verification cases to make sure the protection works reliably. I’ll provide clear hand off notes covering the reCAPTCHA keys, configuration, verification endpoint, and how to rotate or update the setup later. I estimate this should take around 1–3 days, depending on the current project structure. Q1. Is the backend built with Node.js or another technology? Q2. Can you provide the registration screen/codebase and backend endpoint access through a secure method? The budget and payment terms can be discussed and mutually finalized after reviewing the complete requirements and scope of work. Thank You!
₹1,050 INR in 3 days
0.0
0.0

I’ve read through your project and I’m confident I can help you get this done properly. Integrating Google reCAPTCHA v2 into your mobile app's registration flow is straightforward, and I have extensive experience with React Native projects. I’ll ensure the challenge renders smoothly and that the server-side verification works seamlessly to block automated sign-ups. The implementation will take approximately three days, allowing for thorough testing and validation. For access, I will need the current registration screen code, your backend endpoint, and any specific requirements for the reCAPTCHA keys. I have a clear approach in mind and would be happy to discuss exactly what you need and how I can help. Send me a message and I’ll quickly walk you through my approach and the next steps. Regards, TrystonSA.
₹750 INR in 7 days
0.0
0.0

Integrating Google reCAPTCHA v2 into your mobile app's registration flow is a straightforward task, and I have experience with similar projects involving React Native. Ensuring that the challenge appears seamlessly when users press "Sign Up" is key to preventing automated account creations. I can take care of the client-side widget, server-side verification, and provide the reCAPTCHA keys. It’s great that you’ll supply the current registration screen code and backend endpoint, as this will streamline the process. Typically, this should take about 3 to 5 days, depending on any specific adjustments needed. I would require access to your codebase and any necessary API keys to get started. What specific backend technology are you using for the validation? Regards, Leon B.
₹750 INR in 7 days
0.0
0.0

Hello. I can integrate Google reCAPTCHA v2 into your React Native registration flow and set up the server-side verification check today. It will take around 2 to 3 hours total. To start, I just need access to your registration screen code and the backend registration endpoint (or a Git repo). I will make sure the captcha challenge pops up smoothly on Sign Up, validates the token on the server before the account is created, and leave short notes on how you can rotate the keys later. Ready to start right away once you share the files.
₹1,200 INR in 1 day
0.0
0.0

Hi, I can integrate reCAPTCHA v2 into your existing React Native registration flow and validate tokens server-side before account creation. I’ve delivered mobile and backend features in NutriFit and can provide clean hand-off notes. I can complete this in 2 days, including testing invalid and missing tokens. Please share the registration screen and backend endpoint details.
₹900 INR in 2 days
0.0
0.0

As a mobile app developer experienced in React Native, I wouldn't just add Google's reCAPTCHA v2 to your registration flow, but ensure it's seamlessly integrated and enhances the overall functionality. My clean development approach and thorough understanding of performance metrics make me an ideal candidate for this project. With your existing codebase, I'll be able to quickly plug-in the reCAPTCHA widget and validate the token on the server-side as required. Additionally, my skill set extends to web development as well, meaning I can comfortably handle any server-side code that may need tweaking. This ensures seamless integration even when you want to rotate keys or adjust thresholds in the future. Considering my detail-oriented and results-driven approach to work, your project will be completed efficiently without any compromise on quality. Ultimately, my aim is not just to complete a task, but to deliver a well-performing, secure and future-proof solution that positively impacts your app's user experience. Let's get started right away!
₹1,400 INR in 2 days
0.0
0.0

Hello, I can harden your React Native registration flow by adding Google reCAPTCHA v2 on Sign Up, returning the challenge token safely, and validating it on the backend before any account is created. This will reduce automated registrations and make missing, expired, or invalid tokens fail clearly rather than reaching your write path. I will integrate with the existing login/registration screen and endpoint, confirm the Android/iOS behavior on the supported app flow, and keep the implementation small and reviewable. Tvita Inc (@tvitainc) can provide a clean PR with configuration notes, key rotation guidance, server-side validation details, and a short handover. I can complete and test this in 4 days, with quick post-delivery support for integration fixes. Please share the current registration component and backend stack so I can align the wrapper and validation exactly. Regards, Full Stack Developer Tvita Inc / @tvitainc
₹675 INR in 4 days
0.0
0.0

Hello, how are you today? What I need is you, and what you need is me. Together, we are mutually beneficial, and over time, that collaboration becomes a valuable asset. I'm very interest in your task. If you give me your task. I can finish your task for short time. I have many experience in this part. best regards, Juan
₹1,050 INR in 2 days
0.0
0.0

Hi, I can integrate Google reCAPTCHA v2 into your existing React Native registration flow without disrupting the current authentication logic. I’ll handle the reCAPTCHA challenge on the Sign Up screen, token capture, secure transmission to your backend, and server-side Google token validation before creating any account. Invalid, expired, or missing tokens will be rejected, with clear error handling for users. The implementation will stay isolated and lightweight within your existing codebase. Relevant experience includes React Native, Flutter, backend/API development, authentication flows, security integrations, REST APIs, and server-side validation. You’ll receive the completed integration, configured reCAPTCHA keys, tested registration flow, backend verification, rejection handling, and concise hand-off notes covering key rotation and future configuration changes. Estimated time: 2–4 hours, depending on the existing registration architecture. Let’s connect and get the current registration screen and backend endpoint reviewed so this can be implemented immediately.
₹10,050 INR in 14 days
0.0
0.0

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