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My WhatsApp-based CRM SaaS already runs smoothly on the web; now I need a focused Android companion built with Capacitor. The initial scope is intentionally lean so we can ship fast and learn from users. Core functionality for this first release: • Email-and-password login with new-user registration linked to my existing back-end. • Contact management: fetch, add, edit, archive and sync contacts that already live in the SaaS database. • Message broadcasting: pick contacts or lists, compose a WhatsApp message and trigger the existing server-side send endpoint. I have sketches and a clear idea of the key screens but no polished UI kit, so I’ll rely on you to translate those ideas into a clean, intuitive interface that feels at home on modern Android. Capacitor and (Ionic/React/Angular/Vue—your choice) must be the foundation so we can share code with a future iOS build. Deliverables 1. Source code in a Git repo with concise README for local setup. 2. Signed release-ready APK plus a debug build for testing. 3. Basic unit or integration tests around authentication and API calls. 4. Short Loom walkthrough of the app and code structure. Acceptance criteria • Successful login/registration flows, with JWT stored securely and refreshed. • All three feature areas operate against staging APIs I will provide. • App builds without errors using Capacitor CLI and runs on Android 11+. • UI matches the agreed wireframes and passes a simple usability check I’ll schedule. Timeline can be flexible within reason, but I’d like a functional MVP in hand within three weeks so I can start internal testing. Let’s keep communication clear; I’ll answer API or design questions fast to keep momentum high.
Project ID: 40673747
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69 freelancers are bidding on average ₹10,692 INR for this job

As an Android specialist with over a decade of experience, I strongly believe that I am the perfect fit for your CRM app project. My extensive knowledge in Android App Development paired with my expertise in Capacitor and (Ionic/React/Angular/Vue—your choice), provides the ideal foundation for creating modern, user-friendly applications, just like this one. In addition to my tech-skills, I offer strong organizational and time-management abilities paired with a committed work ethic. This will be instrumental to ensuring your tight deadline is met without compromising on quality. In terms of functionality, I’ll incorporate all core features you need like the email-and-password login system and the syncing capacity with the existing SaaS database that stores contacts. What differentiates me from my competitors is my offering of comprehensive digital services. My capabilities transcend development to include SEO, branding, UI/UX design, content writing, and mobile app management skills which can be advantageous in creating an interface which is as aesthetically pleasing as it is functional. In summary, if you're looking for an experienced professional who can provide you not only with efficient code but also smooth execution across multiple platforms, 360 Elevate by Rajat should be your choice. Waiting for the opportunity to collaborate and contribute to the success of your project!
₹12,500 INR in 5 days
7.6
7.6

Hello, CnEL India can build the Android CRM companion using Capacitor with a reusable cross-platform architecture, keeping the foundation ready for the future iOS application. Methodology: API & Architecture Review: Analyze the existing staging APIs, authentication flow, JWT handling, contact endpoints and WhatsApp broadcast endpoint before implementation. UI Development: Convert your sketches into a clean, responsive Android interface while keeping components reusable for the future iOS build. Authentication: Implement secure login/registration with JWT storage, token refresh and proper session handling. Contact Management: Develop fetch, add, edit, archive and synchronization flows with clear loading, error and empty states. Broadcasting: Build contact/list selection, message composition and reliable API-triggered WhatsApp sending with appropriate validation. Testing: Add focused unit/integration tests for authentication and API communication and test on Android 11+. Build & Handover: Provide Git source, debug/release APKs, README and a short walkthrough covering setup and architecture. We can work incrementally against your staging APIs and keep the implementation maintainable for future iOS expansion.
₹10,000 INR in 15 days
7.2
7.2

Hi I have read your requirements and I am sure I will be able to help you. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, Website development, Desktop application development, 3rd party Artificial Intelligence api, AR/ VR, Chatbot, Blockchain- Cryptocurrency, CRM & ERP, Game Development and any other Software development. Please consider me and initiate a chat for further detailed discussion. Regards, Anju Logical Soft Tech Pvt Ltd, Indore(M.P)
₹20,000 INR in 7 days
6.6
6.6

You already have the hard part done on the SaaS side, so this project is really about translating proven web flows into a fast Android companion without introducing friction in login, syncing, or broadcast actions. I’d keep the first version lean exactly as you intend: polished core screens, dependable API integration, secure token handling, and a structure that can be reused for iOS later through Capacitor. This is the kind of build where good judgment matters more than visual excess. I’ve handled API-driven interfaces, CRUD flows, auth, and release packaging before, and for an MVP like this I’d focus on smooth state handling, clear form UX, predictable errors, and a codebase that another developer can open and run from the README without cleanup work. I can also include a clean test layer around auth and API services so staging validation is easier on your side. - Do you want contacts stored only via live API fetches, or should basic local caching/offline viewing be considered for this release? - Are the broadcast recipient lists already exposed by your backend, or will they need to be composed from contact tags/groups? - Will you provide the signing keystore, or should I prepare the build and leave final signing to you?
₹12,500 INR in 7 days
6.2
6.2

Greetings!! We can build your Capacitor-based Android companion app using your existing backend and staging APIs, keeping the codebase ready for a future iOS release. Development approach: Set up Capacitor + React/Ionic architecture Implement secure login, registration and JWT refresh Build contact fetch, add, edit, archive and sync Integrate contact/list selection with your existing WhatsApp broadcast API Convert your sketches into a clean Android UI Add API/authentication tests and error handling Test on Android 11+ and deliver signed APK + debug build Timeline: 3 weeks for MVP. You’ll receive the Git repository, README, APKs and Loom walkthrough. We’ll work milestone-wise with regular builds so you can test each module against your staging APIs. Warm Regards, Deepika Sharma
₹35,000 INR in 20 days
5.6
5.6

Your existing WhatsApp CRM already has the backend, so the priority is a clean Capacitor Android app that connects reliably to your existing APIs without rebuilding the SaaS. The MVP can cover: Secure email/password login, registration & JWT refresh Contact fetch, add, edit, archive and synchronization Contact/list selection for WhatsApp broadcasts Message composition connected to your existing send endpoint Clean Android UI based on your wireframes Secure token storage and API error handling Capacitor + Ionic/React architecture, keeping the code reusable for a future iOS app Unit/integration testing for authentication and API communication Deliverables: Git source + README, signed APK, debug build, tests, and Loom walkthrough. The build will be tested against your staging APIs and Android 11+ devices, with the MVP targeted within your requested 3-week window. Relevant mobile/API integration examples can be shared during discussion. Once staging API documentation and wireframes are available, development can begin immediately. A few points to confirm: • Which frontend framework is preferred, if any? • Is JWT refresh already implemented by the backend? • Are WhatsApp broadcast limits/validation handled server-side?
₹7,000 INR in 7 days
5.2
5.2

With experience in Capacitor and Ionic, I understand your need for an Android companion to your WhatsApp-based CRM SaaS. I have successfully implemented similar functionalities in previous projects, ensuring seamless user experiences. Could you share more about your timeline for the initial release to align our development pace effectively? Regards, Yogesh Kumar
₹2,090 INR in 8 days
4.8
4.8

Hi,I can build the Android CRM companion using Capacitor with React/Ionic, connected to your existing staging APIs. I’ll handle login/registration with secure JWT storage/refresh, contact fetch/add/edit/archive/sync, and WhatsApp message broadcasting through your existing server endpoint. I’ll also translate your sketches into a clean Android-friendly UI. Deliverables will include source code, debug + signed APK, basic auth/API tests, README, and a short Loom walkthrough.
₹12,500 INR in 10 days
5.0
5.0

With 8+ years of experience as a Full Stack Developer and AI Solutions Expert, I have acquired versatile skills that would make me the right person for your Android CRM App development project. I have an expansive background in Mobile App Development, particularly in Flutter for both Android and iOS, which will ensure I deliver an optimal performance app that meets your needs. My past projects have a 95% on-time delivery rate and I always strive to maintain strong communication lines throughout the project, ensuring no delays. In addition to my mobile development expertise, I am also skilled in API development and third-party integrations which will prove valuable in integrating your existing backend into the new CRM system. Furthermore, I can guarantee a clean, secure and scalable codebase that adheres to the best practices ensuring easy maintenance and future enhancements. I’m excited about the lean approach to this project so we can launch fast, learn from users’ needs, then iterate for continuous improvement. I’m confident that my skill-set coupled with a business-first approach and the ability to handle end-to-end aspects of development including design will greatly benefit your project. Let’s turn this idea into a high-performing digital solution together!
₹17,500 INR in 7 days
5.0
5.0

The main challenge here is making a lightweight Android app feel dependable from day one: registration and login must be smooth, JWT handling must be secure, and contact/broadcast actions need to stay in sync with the existing CRM instead of feeling like a separate tool. I’d approach it as a clean Capacitor app with reusable API modules, careful validation, and an interface shaped around your sketches rather than a generic template. I’ve seen companion apps succeed when the first release stays disciplined and avoids overbuilding. With your scope, the priority should be stable auth flows, predictable CRUD behavior, proper archive/sync logic, clean Android builds, and enough tests around the API layer to catch regressions early while you start internal testing. The Loom walkthrough and repository handoff are straightforward from my end. - Is the WhatsApp broadcast endpoint fully prepared already, including success/failure responses per batch? - Do you need role-based behavior for different users, or will all logged-in users see the same contact and broadcast capabilities? - For the UI, do you want it close to Material styling, or should it mirror the web CRM branding more closely?
₹12,559 INR in 7 days
4.4
4.4

For this Capacitor companion app, I’d keep the first release tightly focused on authentication, contact sync, and WhatsApp broadcasting, while structuring the shared codebase so an iOS build can follow without reworking the API layer. I’d use Ionic React + Capacitor with TypeScript, integrating directly with your existing staging APIs. My two priorities would be clean implementation and user experience: secure JWT/refresh-token handling, reusable API services, predictable contact synchronization, and clear loading/error states will keep the app maintainable while making daily CRM actions quick for users. Broadcast requests would remain server-side, with the Android app responsible only for audience selection, message composition, validation, and triggering the existing endpoint. I can own the Android UI, Capacitor configuration, authentication flows, contact CRUD/archive operations, broadcast workflow, tests, signed/debug APK builds, Git documentation, and code walkthrough. A functional MVP within your three-week target is realistic for the scope described. A relevant project is HustlerGuys CRM, where I worked on a custom CRM with multiple roles, email, automation, invoicing, time tracking, and WhatsApp integration.
₹15,500 INR in 7 days
4.5
4.5

Hi, This is a good fit for a focused MVP because the difficult business logic already lives in your SaaS—the mobile app mainly needs to connect to it cleanly, handle authentication properly, and make the three core workflows feel fast on Android. I’d build it with **Capacitor + React**, keeping the structure reusable for the future iOS version. My first step would be reviewing your staging API and existing auth flow, then I’d implement login/registration with secure JWT handling, contact sync/edit/archive, and the broadcast flow against your existing WhatsApp send endpoint. I’d also keep the UI deliberately simple and native-feeling rather than over-designing this first release. You’ll receive the Git repo, tested API/auth flows, debug + signed Android builds, and a short Loom covering setup and code structure. A functional MVP within your **3-week target** is realistic. If you share the API docs and current sketches, I can quickly map the screens and integration points before development starts. Best, Mina
₹10,000 INR in 5 days
4.3
4.3

Hi there, If you are still looking for a good Developer with Capacitor experience I can help you in your project in building android and ios apps please open the chat to discusss more about the project. Thanks
₹7,000 INR in 7 days
4.3
4.3

Hi, I can help build the Android companion for your existing WhatsApp CRM SaaS using Capacitor, keeping the architecture reusable for a future iOS version. I’m Ashish Malik — Full Stack Developer & Digital Marketing Expert, with 9+ years of experience and 500+ projects delivered. I can work on: ✅ Capacitor + Ionic/React-based Android application ✅ Email/password registration and login ✅ Secure JWT handling and token refresh ✅ Contact fetch, add, edit, archive and synchronization ✅ Contact/list selection and WhatsApp broadcasting ✅ Integration with your existing staging APIs ✅ Clean, modern Android UI based on your sketches ✅ Authentication and API integration testing ✅ Android 11+ compatibility ✅ Debug and release builds ✅ Git repository, setup documentation and code walkthrough I’d keep the frontend modular with a clear API/service layer, making future iOS expansion easier while keeping the first release focused on the three core workflows. Your existing backend and API documentation would be useful to review first, along with the sketches and expected authentication flow. I’d be happy to discuss the API structure, UI requirements and MVP scope before finalizing the implementation approach. Best Regards, Ashish Malik Full Stack Developer & Digital Marketing Expert
₹7,000 INR in 6 days
4.1
4.1

Hi, thank you for posting your project! I specialize in building Android and iOS applications using Capacitor, Flutter, Ionic Angular, React Native, with secure backend APIs in PHP, .NET, or Node.js. I can create a fast, user-friendly, and scalable mobile app that meets your business goals. Please message me to discuss your project.
₹7,000 INR in 7 days
4.1
4.1

Capacitor Android companion that connects cleanly to your existing APIs and is structured for a future iOS release. The MVP will cover secure authentication, contact management, synchronization, and WhatsApp broadcasting, including: Email/password login & registration Secure JWT storage and refresh Add, edit, archive, fetch & sync contacts Contact/list selection for broadcasts WhatsApp message composition and API triggering Clean Android UI based on your sketches Capacitor + Ionic/React architecture for code reuse API error handling and validation Authentication/API tests Deliverables: Git source, setup README, signed APK, debug APK, tests, and Loom walkthrough. The app will be tested against your staging APIs and Android 11+ devices, with the MVP targeted within 3 weeks. Once the wireframes and API documentation are provided, development can start immediately with clear milestones and regular progress updates.
₹7,000 INR in 7 days
5.1
5.1

Hey! I am an individual full stack developer specialised in making web applications, and converting them into native mobile apps using frameworks Like Capacitor & launching those Apps on the play store and App Store as well! I have understood about your requirements of converting your existing web panel into an android app using Capacitor! I would like to know more about the project, and I would be happy to start immediately.
₹1,500 INR in 2 days
3.8
3.8

Hello, I can build your WhatsApp CRM Android companion app using **Ionic + Angular + Capacitor**, integrated with your existing backend. I’ll develop: * Secure email/password login & registration * JWT storage and token refresh * Contact fetch, add, edit, archive & sync * WhatsApp message broadcasting * Contact/list selection and message sending * Clean, modern Android UI based on your wireframes * API integration with proper error handling * Basic authentication and API tests **Deliverables:** * Complete Git source code * Debug APK * Signed release APK * Setup README * Short Loom walkthrough I can target a **functional MVP within 3 weeks** and keep the codebase ready for a future iOS build. I’m ready to start once you provide the staging APIs and wireframes.
₹7,000 INR in 7 days
3.8
3.8

With my extensive experience in AI and automation systems, building marketplaces and SaaS applications, I'm equipped to tackle your Android CRM project head-on. Having handled Stripe escrow with sums exceeding $100K monthly before, I'm no stranger to complex backend integrations and data management, making your email-and-password login with registration requests a breeze. Furthermore, as an adept full stack developer proficient in Capacitor with a deep knowledge of the Ionic/React/Angular/Vue ecosystems, I can not only offer clean code but also ensure compatibility for future iterations on different platforms. Your easy-to-use messaging and contact management functionalities won't be a problem either, having managed real-time messaging systems and intricate admin permissions. Lastly, being able to provide real production examples of my work such as Tritaur and Bizzall Finance demonstrates that I can not only deliver on time but also capably handle multi-tenant CRM SaaS applications. Thus allowing me to confidently assert that my efficient execution paired with clean documentation will make me an hassle-free fit for your project. Let's build a streamlined system that saves both time and money for your team.
₹1,500 INR in 1 day
3.6
3.6

As an experienced mobile app developer, I believe I am the best fit for your Android CRM App project. Over the years, I have honed my skills in Android and iOS app development, delivering high-performance and visually appealing apps that provide seamless experiences across platforms - just like what you envision for this project. My expertise especially lies in UI/UX design which involves translating ideas into clean, intuitive interfaces that resonate with modern users. This will be a great asset as you rely on me to transform your sketches into visuals that not just match the wireframes but exceeds your expectations. Additionally, my proficiency in Flutter helps me develop cross-platform applications efficiently, ensuring code sharing with future iOS builds, a significant requirement for your project. I prioritize bug-free development and rigorous testing- important factors considering how much you value producing a functional MVP for internal testing within three weeks. Finally, I firmly believe in communication being the key to successful project completion and I assure you of my response speed alongside maintaining clear communications throughout our journey together. In conclusion, if you choose to work with me on this project I promise not only to meet all the deliveredables listed but go above and beyond to exceed your expectations at each step of the way while ensuring that we stay within the desired timeline. Let's build something great together!
₹7,000 INR in 7 days
3.0
3.0

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