Project Title:
[login to view URL] Mobile Application Development
Version: 1.0
Date: June 22, 2025
Posted By: [login to view URL] Team
Project Overview
We are looking for an experienced mobile app developer or team to build the [login to view URL] mobile application, an e-commerce platform that connects Sri Lankan artisans with customers. The app should be user-friendly, secure, and responsive, offering essential marketplace features for both customers and sellers.
This job is based on the finalized Software Requirements Specification (SRS) below.
Project Scope & Objectives
Platform: iOS and Android (cross-platform preferred)
Purpose: Allow users to browse and purchase artisan products and enable sellers to manage orders and communicate with buyers.
Goal: Deliver a stable, production-ready app with real-time features, secure login, and full e-commerce functionality.
Key Features to Develop
1. Customer Features
Account Registration & Secure Login
Browse Mobile-First Product Catalog
Add to Cart and Secure Checkout
Apply Coupon Codes
View Order Status & History
Leave Ratings and Reviews
Real-Time In-App Chat with Seller (from product or order details page)
2. Seller Features
Seller Dashboard (product listing, order management)
Add/Edit/Delete Products
Manage Inventory and Coupons
View Orders and Process Shipments
Real-Time Chat with Buyers (reply and manage messages by product or order)
3. Functional Requirements
Authentication with secure login/logout
Order lifecycle management (placed → shipped → delivered)
Push Notifications for orders and chat messages
Chat feature per product or order
Ratings and Reviews system
Role-based access (Buyer, Seller)
4. Non-Functional Requirements
Real-Time Messaging:
Low-latency chat using Firebase, WebSockets, or equivalent
Message persistence
Scalable and secure architecture
Responsive and Fast UI/UX
Data security & GDPR compliance
Localized for Sri Lankan users (English + Sinhala/Tamil optional)
5. Chat Integration Requirements
Use Firebase/WebSocket/MQTT for real-time messaging
Store messages per order/product inquiry
Backend must handle authentication, message delivery, and storage
Message status (sent, received, read) preferred
6. Preferred Tech Stack
Frontend: Flutter (preferred), React Native, or Swift/Kotlin if native
Backend: Node.js, Firebase, Supabase, or similar (existing backend provided)
Database: Firestore or any real-time database with chat support
7. Deliverables
Fully functional mobile app (iOS and Android builds)
Source code with proper documentation
Deployment-ready version with integrated APIs
Instructions for future maintenance and updates
Timeline
Expected Delivery: 4–6 weeks
Milestones required for feature delivery & testing
How to Apply
Please share:
Portfolio of relevant apps you've developed (especially with chat features)
Your proposed tech stack
Timeline and cost estimate
Any questions you have about the SRS
Thank you for your interest in building something great with us at [login to view URL]!
PS- Sample ui/ux design attached. This is what the design will look like.
Hi,
I'm Qasim, a dedicated and fast-working professional with a strong passion for delivering high-quality results. I’ve reviewed your job posting, and I’m confident that I can help you achieve your goals efficiently and effectively.
I’m ready to start immediately with clear communication, timely delivery, and a strong focus on quality and client satisfaction.
Let’s connect and discuss your project in more detail—I’m ready to bring your vision to life!
Thanks
✌️ Hello Mr. Shandh J., ✌️
I’ve carefully reviewed your project requirements and understand you're seeking an expert in iPhone, App Design, Android and Mobile App Development.
⚡⚡⚡ With over 5 years of experience in this field, I’ve successfully delivered similar projects — overcoming complex technical challenges through strong analytical thinking and problem-solving skills. ⚡⚡⚡
I specialize in identifying and resolving technical requirement quickly, ensuring seamless execution and on-time delivery. I’m committed to producing high-quality, scalable, and goal-oriented solutions that align with your vision.
If given the opportunity, I will ensure your project exceeds expectations and is tailored to your exact needs.
I'd be happy to discuss further and explore how I can contribute to your success.
Please feel free to reach out at your convenience.
Best regards,
Roman
Hey there I am experienced flutter developer and I can build app in JUST $181 FIXED NO NEGOTIATION.
In this I will make screens + functionality and logics with the usage of BLOC.
BLOC Is structured and well to use in big scale app as your description already shows that need product app.
Also I have recent experience in e-commerce app so I can build it.
Will PROVIDE DAILY UPDATES AND TESTING APK BUILDS.
Hello, Hope you are doing well!
I am a Mobile App Developer and a Full stack Web Developer with 8+ years of experience. I'm having hands on experience over ecommerce apps, enterprise level apps for both type of apps(web app, mobile app).
I've gone through the description. I want to know the flow of app, if you have any reference for UI, what more features you want to add.
I am totally understand yours idea i am soo excited to work with you.
- We are develop user friendly application for user & user can attract from our application.
- We are apply unique coupe codes for user.
- I am using this application for Flutter for frontend & Node js for backend.
I am providing 1 month of application support for you.
If any doubt then contact me.
Hi,
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 Mobile App Development, iPhone, Android, App Design
Please come over chat and discuss your requirement in a detailed way.
Regards
I lead a global team that is a perfect fit for your project, with a focus on building clean, professional, and user-friendly mobile applications. Our expertise lies in developing seamless and integrated solutions. Our team has vast experience in delivering projects and successfully completing off-site projects.
Let's engage about your requirements, and we look forward to collaborating with you!
Regards,
Igshaan
"I am a perfect fit for your project. I understand the importance of creating a clean, professional, and user-friendly mobile application for Kifgo.lk. While I am new to freelancer.com, I have tons of experience and have done other projects off-site.
We specialize in developing mobile apps with real-time features and secure logins, using technologies like Flutter for front-end and Firebase for backend. I am confident in delivering a seamless and integrated app that meets all your requirements.
I would love to chat more about your project!
Regards,
Theuns"
I think I am the perfect fit for your project. With extensive experience in developing mobile apps, I understand the need for a seamless, secure, and user-friendly e-commerce platform like Kifgo.lk. While new to freelancer.com, I've successfully completed numerous similar projects off-site. Leveraging expertise in Flutter for cross-platform development and Firebase for real-time messaging, I can deliver a high-quality app within your timeline. I'd love to chat more about your project.
Regards, Keenan
Hi,
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 Mobile App Development, iPhone, Android, App Design
Please come over chat and discuss your requirement in a detailed way.
Regards
I am a perfect fit for your project, having expertise in developing user-friendly, secure, and seamless mobile applications. Your requirement for real-time chat features aligns with my experience in integrating Firebase for low-latency messaging. While I am new to freelancer.com, I have extensive project experience off-site.
I would love to chat more about your project!
Regards,
Jean
This sounds like the perfect match for my skillset, as I specialize in developing clean and user-friendly mobile applications. I have expertise in building secure and seamless e-commerce platforms, with a focus on real-time features and chat integration.
Although I'm new to freelancer.com, I bring years of hands-on experience from projects completed outside the platform.
I'd love to hear more about your project!
Regards,
Carrick
"I am a perfect fit for your project, focusing on delivering a seamless mobile app experience for Kifgo.lk. With expertise in Flutter, Firebase, and real-time chat features, I ensure a clean, professional, secure, and user-friendly platform. While new to freelancer.com, I bring a wealth of experience. I would love to chat more about your project!
Regards,
Marcel"
Hi, I’m Mst Habiba Hasan, I am a Senior Full-Stack Developer with more than 10 years of experience. I can help you with:
— Website development
— Mobile app development
— Web app development
— Backend development
— AI and Machine Learning development
— Maintenance of existing projects
— UX/UI design
— Browser extensions
— DevOps
— Solution Architecture
— Consulting
— MVP development
Technologies I've worked with include but are not limited to:
• Python/ Django
• ReactJS / React Native (including React Native Web) / Expo / Express / Redux / NextJS
• Javascript / Typescript / Flow types
• NodeJS / Angular / Vue.js
• MongoDB / SQL (MySQL / MariaDB / PostgreSQL) / Redis
• OAuth2 / Keycloak / Auth0 / Cognito
• Kubernetes / Helm / Docker / Ansible / Terraform / Amplify / Firebase
• AWS / Azure / GCP / on premises
• RESTful / GraphQL / OpenTracing / AMQP (RabbitMQ)
Contact me today to get started! I’m excited to collaborate and bring your vision to life.
Best regards,
Mst Habiba Hasan
Hi, I would love to have the opportinuty to help you on this.
here’s what I can do for you:
* Build a cross-platform Flutter app with clean architecture and scalable code structure for iOS and Android
* Implement secure user authentication and role-based access for buyers and sellers
* Develop real-time chat using Firebase or WebSockets with message persistence and status tracking
* Create smooth e-commerce flows: product browsing, cart, checkout, coupons, order management, and notifications
* Deliver full source code with documentation and deployment-ready builds
Note: full source code will be delivered
Send me a message, let's discuss.
