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I need a small, self-contained service that can ask Google Play Integrity for a fresh device token whenever my backend requests one. The scope is Android only; no iOS or web considerations are required right now. A simple HTTP/JSON API will be the front door—my server posts a device identifier (or any data you recommend) and your service replies with the newly issued integrity token. Key expectations • You wire up the official Play Integrity API, handle authentication with Google, and return the token in a secure, well-formed JSON response. • The endpoint must scale for burst traffic but a single-instance Docker image is fine to start. • Clear README covering setup, required Google Cloud credentials, and a short curl example are part of the delivery. • Any language is welcome as long as it is mainstream and has solid Google client-library support (Kotlin, Java, Node.js, Python, Go all acceptable). Acceptance I will spin up the container with my own service account, hit the endpoint, and verify I get a valid, fresh token for a new test device. If the token verifies with Google Play Integrity checker, the job is complete.
Projektin tunnus (ID): 40267715
24 ehdotukset
Etäprojekti
Aktiivinen 7 päivää sitten
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Rekisteröinti ja töihin tarjoaminen on ilmaista
24 freelancerit tarjoavat keskimäärin $136 USD tätä projektia

⭐⭐⭐⭐⭐ Create a Google Play Integrity Token Service for Android ❇️ Hi My Friend, I hope you are doing well. I've reviewed your project requirements and see you are looking for a service to generate Google Play Integrity tokens. You don’t need to look any further; Zohaib is here to help you! My team has successfully completed 50+ similar projects for API integrations. I will create a simple HTTP/JSON API that connects to the Play Integrity API and returns fresh tokens securely. ➡️ Why Me? I can easily build your Google Play Integrity token service as I have 5 years of experience in API development, Android services, and cloud integration. My expertise includes handling authentication, secure data transmission, and API scalability. Additionally, I have a strong grip on various programming languages like Kotlin and Python, ensuring a smooth execution of your project. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. I look forward to discussing this with you in our chat. ➡️ Skills & Experience: ✅ API Development ✅ Android Services ✅ Google Play Integrity ✅ Docker Deployment ✅ Secure JSON Responses ✅ Authentication Handling ✅ Cloud Integration ✅ HTTP Protocols ✅ Code Documentation ✅ Error Handling ✅ Performance Optimization ✅ Client-Library Support Waiting for your response! Best Regards, Zohaib
$150 USD 2 päivässä
7,6
7,6

I've built Docker-based API wrappers for Google services with Node.js before. This scope is clean: wire up service account auth, call the Play Integrity API, return the token via HTTP/JSON, containerize it. I'd use Node.js with google-auth-library -- it handles the service account auth nicely. Single Docker image, clean JSON response, README with setup steps and a curl example. Any language works but Node is my go-to for this kind of wrapper. 2-3 days. You plug in your service account, spin up the container, and test against Play Integrity checker. Simple. - Usama
$250 USD 3 päivässä
6,4
6,4

I've built several Google Play Integrity integrations and understand exactly what you need: a lightweight service that brokers fresh integrity tokens on demand via a clean REST endpoint. My approach is a Node.js (Express) service that authenticates with Google's Play Integrity API using your service account credentials, accepts a POST with a nonce (derived from your device identifier for replay protection), triggers a classic server-side integrity token request, and returns the decoded verdict in a well-structured JSON response. I'll containerize it with Docker, include health checks for burst-ready scaling, and provide a comprehensive README with setup steps, credential configuration, and curl examples. I can start immediately.
$30 USD 1 päivässä
4,1
4,1

Hey — saw your post about the on-demand Play Integrity token API. Getting a fresh, valid token every time without adding a lot of latency or complexity into your app flow is usually where things get messy. Quick question before I suggest an approach: Do you already have a backend stack chosen for this service (Node, Python, Go, etc.), or are you flexible as long as it’s fast and easy to maintain? I’ve set up small, self-contained services around Google Play Integrity and similar attestation APIs, focusing on secure key handling and low-latency token retrieval. If you share your current architecture, any existing code, or a short spec, I can review it and outline a clean approach that fits what you’re building.
$140 USD 7 päivässä
3,9
3,9

Hello, thanks for posting this project. I can develop a small, self-contained service to request a fresh device token from Google Play Integrity when triggered by your backend. I'll ensure seamless integration with the official Play Integrity API, providing a secure JSON response. Looking forward to collaborating with you on this project. When do you expect to finalize your decision on the proposal?
$140 USD 1 päivässä
3,2
3,2

At Paper Perfect, we are extensively skilled in Android development with a strong understanding and experience in API development using mainstream languages including JavaScript and Node.js. This makes us the perfect fit for your On-Demand Play Integrity Token API project. We have worked on numerous projects that require efficient handling of third-party APIs and secure data retrieval, ensuring compliant authentication. Our proven record of building scalable solutions is another advantage we bring to the table. We understand the need for your system to handle burst traffic and can confidently design a scalable architecture for your HTTP/JSON API. Moreover, our single-instance Docker image approach aligns well with your requirements for scalability while ensuring a simplified deployment process. In conclusion, with our deeply ingrained understanding of Android development, backed up by comprehensive knowledge in using Google client libraries, we can guarantee a seamless integration of your service with the official Play Integrity API. Together with our exceptional communication skills and dedication to delivering results that not only meet but exceed expectations, we are confident that Paper Perfect will be able to develop an efficient, reliable, and secure solution to fulfil your project requirements. Choose us today and let us help you secure your backend system while providing fresh device tokens on-demand.
$140 USD 7 päivässä
3,4
3,4

Hi, I would love to bring your Imagination to Life. I came across your project: On-Demand Play Integrity Token API and what stood out to me is that this isn’t just about building a website, it’s about building something that works smoothly, scales properly, and supports your business goals. I am a reliable freelancer with 12+ years of experience in Java, JavaScript, Node.js and I helped many clients in the past. Visit my profile to check my latest work and read what clients say. Here’s how I approach projects: ✅ Clear understanding of your objectives before development starts ✅ Structured development with defined milestones ✅ Clean, scalable code and optimized performance ✅ Regular updates so you’re never left guessing ✅ Proper testing before final delivery If you’re looking for someone who takes ownership rather than just completing tasks, I’d be happy to discuss your project in detail. Let’s connect and turn your idea into a reliable digital product. Best regards, Mubashir
$99 USD 3 päivässä
2,9
2,9

I'm excited after reviewing your project details! With over 5 years of hands-on experience in Web and App Development, I specialize in building high-performing, user-friendly, and fully responsive digital solutions tailored to your business needs. I hold an academic background in Computer Science and have successfully delivered numerous projects across various industries. My expertise includes: Custom Website Development (React, Angular, Laravel, PHP, WordPress, etc.) Mobile App Development (iOS, Android, Flutter, React Native) E-commerce & CMS Solutions (Shopify, WooCommerce, Magento) API Integration & Backend Development UI/UX Design & Prototyping Bug Fixing, Speed Optimization & Maintenance ✔ Clean, Scalable & Secure Code ✔ 100% Mobile & SEO-Friendly ✔ Ongoing Support & Unlimited Revisions Let’s turn your idea into a powerful digital product that exceeds expectations! Check my profile: https://www.freelancer.com/u/QuickMentor Looking forward to working with you!
$140 USD 7 päivässä
1,8
1,8

I can develop a lightweight, self-contained service that provides on-demand Google Play Integrity tokens via a simple HTTP/JSON API. The service will authenticate with Google using your service account, request a fresh integrity token for a submitted device identifier, and return it securely in a well-formed JSON response. I’ll provide a single-instance Docker setup ready for burst requests, along with a clear README showing setup steps, required Google Cloud credentials, and a curl example for testing. The solution can be implemented in Kotlin, Java, Node.js, or Python, ensuring compatibility with official Google client libraries and immediate verification with the Play Integrity checker. Syed
$130 USD 1 päivässä
0,6
0,6

Hello, We went through your project description and it seems like our team is a great fit for this job. We are an expert team which have many years of experience on Java, JavaScript, Android, Node.js, Docker, Kotlin, HTTP, API Development Lets connect in chat so that We discuss further. Thank You
$30 USD 7 päivässä
0,0
0,0

Hey — saw your post about building an on-demand Play Integrity token API. The tricky part with these services is keeping tokens “fresh” and valid without over-calling Google’s API or running into rate/quotas. Quick question before I suggest an approach: Do you already have your Play Integrity credentials and package setup done in Google Cloud, or does that need to be handled as part of this? I’ve worked on secure, self-contained microservices around Google/Android verification flows before, including token handling and validation logic. If you share your current code, API spec, or any docs you have, I can review it and outline a clean, minimal service that fits your use case.
$140 USD 7 päivässä
0,0
0,0

With strong experience building secure API services and integrating Google Cloud products, I can deliver a lightweight, production-ready On-Demand Play Integrity Token API tailored to your Android-only scope. Proposed Approach • Build a small HTTP/JSON service (Node.js or Kotlin/Java recommended for strong Google client support). • Integrate the official Play Integrity API using a Google service account for authentication. • Expose a secure POST endpoint (e.g., /generate-token) that accepts device-specific input (nonce/device identifier as recommended by Google best practices). • Generate and return a fresh integrity token in a structured JSON response. • Implement proper error handling, logging, and response validation. Architecture • Stateless service (scales horizontally if needed). • Dockerized single-container deployment (ready for Cloud Run, GKE, or VM). • Environment-based credential loading (no hardcoded secrets). Security & Scaling • Service account authentication via Google Cloud IAM. • Input validation and optional API key protection for your endpoint. • Designed to handle burst traffic; single-instance Docker to start, easy to scale later. Deliverables • Fully working Dockerized service • Clean source code • README with setup steps, required GCP credentials, and curl example • Verified token generation workflow You’ll be able to spin up the container, attach your service account, hit the endpoint, and validate the fresh token via Play Integrity checker.
$30 USD 9 päivässä
0,0
0,0

Hello, I can deliver this self-contained microservice for your Android device integrity checks within 48 hours. As a Software Engineer experienced in both Android (Java/Kotlin) and Backend (Node.js/Spring Boot), I have a deep understanding of how the Play Integrity API operates on both ends. My Technical Approach: Tech Stack: I will build the service using Node.js with the official google-api-javascript-client. It’s lightweight, handles asynchronous Google Cloud requests perfectly, and fits perfectly in a small Docker container. Security: The service will use a Service Account (JSON key) to authenticate with Google Cloud. I will implement a clean REST API that accepts a device identifier and returns the signed integrity token in a well-formed JSON response. Deployment: I will provide a production-ready Docker image (Alpine-based) to ensure the smallest possible footprint and high scalability for your burst traffic. Documentation: You will receive a clear README with step-by-step instructions to set up the Google Cloud Console, along with curl examples for immediate testing. Why hire me? Proven Track Record: I’ve built complex systems like Invema (Inventory management) and Lumen Mall (E-commerce), prioritizing data integrity and API security. Speed & Reliability: I can provide a working prototype for your verification very quickly. I am ready to start immediately. Best regards, Kevin Razafison
$150 USD 7 päivässä
0,0
0,0

Hello there, We have 8 years of experience in API development, Docker-based microservices, and Google Cloud integrations. Your requirement for a self-contained Play Integrity token service is clean and well-scoped. Architecture: a single Node.js Express server in a Docker container exposing one POST endpoint that accepts a device identifier, authenticates via Google service account (cached, auto-refreshed), calls the Play Integrity API, and returns the token in structured JSON. All credentials via environment variables so deployment is just setting env vars. Node.js over Java/Kotlin because the service is lightweight — no JVM overhead needed. Google's `google-auth-library` and `googleapis` npm packages handle service account auth natively with minimal boilerplate. We've built and Dockerized dozens of production API services — our data pipelines handle millions of daily API calls with proper retry logic and auth token management, directly applicable here. Your burst traffic note: we'd add rate limiting and connection pooling on the Google API client to avoid unexpected quota hits — something most quick implementations miss. README will include curl examples, credential setup, and quota guidance. Delivery in 3 days: Day 1 — working endpoint with Google auth. Day 2 — Docker image, error handling, rate limiting. Day 3 — README, examples, acceptance test. Daily updates via chat. Naveen Brainstack Technologies
$80 USD 3 päivässä
0,0
0,0

Curious about making your API requests seamless and reliable? I can create a self-contained service that interfaces directly with the Google Play Integrity API to fetch fresh device tokens. My approach includes securely handling authentication, ensuring a smooth JSON response. I’ll set up a Docker instance for scalability and provide a comprehensive README for easy deployment, covering all necessary Google Cloud credentials and a straightforward example for quick integration. With my experience in Kotlin and Java, plus a solid background in API development, I can deliver a robust solution that meets your needs. Let’s make this happen!
$100 USD 3 päivässä
0,0
0,0

I am a perfect fit for your project requiring a clean, professional, and user-friendly service to fetch fresh Google Play Integrity tokens via a simple HTTP/JSON API. I understand you need a seamless, integrated backend solution that handles Google authentication securely and scales for burst traffic, all contained within a single-instance Docker image. I offer strong expertise in Python and Go, with extensive experience building automated, secure APIs and clear documentation, including setup guides and examples. While I am new to freelancer, I have tons of experience and have done other projects off site. I would love to chat more about your project! im willing to do it for less money but still best quality in exchange for a good review Regards, Henrux Faurie
$200 USD 14 päivässä
0,0
0,0

Hi, I can build a compact on-demand Play Integrity token service with clean API design and production-safe behavior. I will deliver a secure endpoint for fresh token generation, clear request/response contract, error handling, and deployment-ready instructions. You will get maintainable code, logging for troubleshooting, and a quick validation checklist for your app integration.
$220 USD 3 päivässä
0,0
0,0

Hi! I'm interested in your project "On-Demand Play Integrity Token API". I'm a Full-Stack Engineer | Python, FastAPI, Kubernetes, IoT, Flutter with 8 years of experience, and my expertise in docker aligns well with your requirements. I've built production systems handling high-scale workloads and can deliver quality results within your timeline. I'd love to discuss your project in more detail. Let's connect!
$124,67 USD 7 päivässä
0,0
0,0

Nangal Jarial, India
Liittynyt tammik. 26, 2026
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₹1500-12500 INR