App push notification jobs

Warning: This project is for advanced developers. Those that can read complex code structures - I mean it. You must be able to understand ReactJS but also understand a large existing project with little help from me. We're looking for a full-time programmer who is ha... how many years of ReactJS experience do you have? Read this job description carefully, as it serves as an indicator to me if you pay attention to detail. The project consists of connecting to a Drupal project via REST endpoints. We're saving data to the PWA using IndexedDB, encrypting sensitive data, and by default refreshing the UI only when there's new data via push notifications (which come from the server using Web Push API), we're also using Android to load the PWA. Is this somethin...

...Android and iOS app. Main features will include: - Login/Register Functionality: Allow users to create new accounts and login to existing ones. - Push Notifications: Enable real-time message alerts to keep users updated. The primary function of the app is information dissemination. My website serves as a platform that equips users with important information, and I want to increase accessibility and usability with a native app. Given the urgency of this project, I need someone who can expedite the process - the sooner, the better. Ideal candidates possess solid experience in Website-to-App conversions and can work within tight deadlines. A strong understanding of mobile UX/UI design and app development for Android and iOS platforms is crucial....

I'm looking for a capable developer to build an application focused on tracking prices and providing price drop alerts for Indian e-commerce platforms. The app, which will be available on Android, needs to provide efficient product search capability and I would also like to include user account login functionality and push notifications. Key skills required for this project include Android app development, experience with price tracking algorithms, and a knowledge of Indian e-commerce platforms.

We need a web-based or desktop tool that allows us to upload third-party APKs and Firebase configurations. The tool should automatically modify the APKs to include notification and tracking code, enabling notifications and monitoring of app usage via our Firebase account once the app is installed on any mobile device. Functionality: Upload APKs and Firebase configurations through an intuitive user interface. Modify the APKs to include code that enables notifications from our Firebase account. Incorporate tracking code to monitor APK usage Compatibility: The tool should work with all types of APKs, including apps and games. User Interface: Provide a clear and user-friendly interface for uploading and managing APKs and Firebase configurations. Display relevant informa...

As a mid-stage software development project in MS Access, I'm in need of an experienced professional to lend their expertise. Your role will involve helping to push the project to its finalization stage. Key Responsibilities: - Understanding the existing code structure. - Assisting in the ongoing development process. - Problem-solving and debugging as necessary. Ideal Skills and Experience: - Proficient in MS Access. - Previous experience in mid or final stage software development. - Superior problem-solving abilities. - Strong communication skills. Your role will be critical in successfully bringing this project to completion.

I am seeking a skilled Laravel developer to build a live notification system with multichannel support – Email, Push, and SMS notifications. Key Functionalities: - The script should trigger notifications whenever a new message from the administrator is sent. - The appearance of these live notifications should be through a notification sound. Ideal Skills: - Laravel Development - Experience in developing notification systems. - Familiarity with Email, Push, and SMS notification integration. This requires a comprehensive understanding of Laravel and system notification integrations. Proven experience in a similar project will be a strong advantage.

It's a restaurant food delivery app. Back-end admin in laravel and app in flutter. The following issues need to fix: 1. Increase notification volume in admin and notification sound is not happening once admin works in another tab in his system. 2. Invoice printout is not legible. this should be corrected. 3. Create Kitchen token. There will be only 3 fields, Customer name, item ordered & quantity. All this inputs can be taken from invoice.

We are in need of a skilled web app developer to create an AI-powered text classification system. We are looking for a developer to make a web app that is able to accept any kind of raw text or a pdf and extract raw text from it. So, the initial page can have 2 options for Data Source: Raw Text and PDF (We might add support for other input formats as well in the future). Next, once we have the text available, it should split the text based on the lines. It can split on the full stop character. And then every line must be sequentially given to a ML model. This would be a text classification huggingface model, which can be instantiated via this code: from transformers import pipeline pipe = pipeline("text-classification", model="legal-text-classification...

We are in need of a highly skilled Laravel expert team to continue development on existing web application! The specific Task - Requirements Document will be provided. Project will be developed by Phases(milestones). Selected team will be having opportunity to work for long term! Skills and Experience: - Extensive experience in Laravel development - Proficiency in Laravel customization and optimization - Strong understanding of Gitlab - version control !* - Strong understanding of web development principles and best practices - Ability to work on a large-scale project and deliver high-quality results - Excellent problem-solving skills and attention to detail - Database Design & Management: The ability to design and manage a highly organized, efficient database is crucial. Skills tha...

...Details:- 1. Assign unique ID to module. 2. Switch button to enbale/disable tracking. 3. Fetch GPS coordinates 3.1 Store last 50 coordinates in memory. 3.2 Have customizable recording frequency (i.e. Rate at which module should capture GPS coordinates) 4. Push GPS coorinates to (firestore DB (Important)) 4.1 Two Push modes 4.1.1 : LIVE: Send the coordinates as and when they are recieved. 4.1.2 : DELAYED: Store coordinates in a temperory queue and Send them every 5 Sec. 5. Along with GPS also send Speed information. // Push coordinates API contract Data Structure :- <TrackerId> : { coords: [ { loc: [<lat>,<long>], Speed: 14 }, ... ] } Result : 1. Steps to deploy code to A9G module ...

I'm seeking a skilled developer to create a high-quality, ...cross-platform application targeted towards the general public. To be a top contender for this project: - You should be proficient in cross-platform app development, with a portfolio showcasing your relevant experiences. - The app should capably handle user registration and login processes, in-app purchases, and sending push notifications. - User-friendliness and a seamless experience should be at the forefront in your development approach. Your responsibility will be to design, develop, and test the app across all desired platforms, ensuring all functionalities are implemented effectively. The final product should be an engaging, fully-functioning app that resonates with...

We have a VoIP app in flutter, voice calling with sip and FCM setup for the push notifications, we like to have a call alert like WhatsApp calling alert that can handle both foreground and background states in Android and iOS. If somebody already worked on this type of feature, bid and connect to show a demo.

I'm seeking a skilled web developer to create an engaging web portal, which will contain extensive modules as PDF files in a database. Key requirements are: • Implement an alert system, which both sends an email notification and highlights a newly added module on the website. • The portal should allow direct access without the need for user authentication - no registration or login process. • The portal needs to connect with cloud storage solutions such as Dropbox or Google Drive, for seamless integration of new PDF module uploads. The ideal person for this project will have extensive experience in web development, particularly in creating interactive and dynamic web portals. Proficiency in integrating with cloud storage solutions is essential. The ability ...

...bhi login karke, aapne dashboard se, usko jitna project assign hua hai wo ek ek complete kar dega. Aur bhi chota mota kuch automations karna hai, jaise ki post submit hote hi notification jayega, employee ko aur admin ko. Ya fir agar user pehele se hi hai toh email id daalte hi ek pop up notification aayega ke user already exist. ( aise kuch chote mote kaam hai.) Lekin overall iss project ka kaam yai hai ke – User aapna requirement submit karega, submit karne ke baad jo bhi employee select rehega uss form main, uss employee ke pass notification jayega. Employee kaam complete karke update karega, aur admin ko notification jayega. I need this to be completed by today evening. So if you can start right now, then only bid this project....

I'm in need of a skilled mobile app developer who can create a media content mobile app that will function on both iOS and Android platforms. The goal is designing, developing and publishing a simple mobile App to show contents, like images, videos, text and Youtube links. Key Requirements: - The app should support iOS and Android: Please ensure the app is smoothly functional on both platforms. - Responsive design for media contents (texts, images, videos, pdf documents and youtube links). - A searchable feature to look up for content by entering some text and filters. - Publication of the app on Apple Store and Google Play. The main objective of the app is to provide a platform for the distribution of media content. It should be able...

...Documents,Shipment Labels,Excel Import and Export,Multiple Shipment Management Users and Permissions,Internal Messaging,Shipment Barcode,Payment Gateways Global Configurations,Shipping Rate,Proof of Delivery,Bulk Scanning,Real Time Notifications Google Map Integration,Manage shipment fields,Branch Manager,Containers and Manifest Shipment Consolidation,Item Consolidation,Parcel Consolidation Whatsapp Notification,One Way SMS,Twilio Ideal skills and experience for this job would include: - Proficient in WordPress plugin development - Experience in creating advanced shipment tracking systems - Familiarity with the logistics and warehouse management industry - Strong understanding of UI/UX design for optimal user experience. Please note, the focus here is on the shipment tracking ...

I have a website and I would like to have an app linked to my website. What I need is the login page and 2 screens. One to display the attendance and the second one to display the student score. Also should allow push notifications from teachers when the studen is present or absent

We have a VoIP app in flutter, voice calling with sip and fcm setup for the push notifications, we like to have a call alert like whatsapp calling alert that can handle both foreground and background states in Android and iOS. If somebody already worked on this type of feature, bid and connect to show a demo.

As an AI-driven project, I am seeking a freelancer experienced in machine learning to implement Tensor...detecting when an AC unit has been turned on or off. Ideal characteristics: - Expertise in TensorFlow, scikit-learn, and PyTorch - Experience with influxdb / MQTT data handling - Strong statistical analysis skills - Knowledge in real-time data processing Your task would be to design systems that generate real-time notifications upon the occurrence of these behaviors. Thus, having a background in notification systems or related technology gives you an edge for this project. However, most importantly, I need someone with a keen eye for detail, a creative mind for innovative solutions, and a passion for artificial intelligence. Let's turn raw data into meaningful event predic...

I'm looking for a skilled Swift developer to help build a small iOS app that will require user authentication and push notifications. Key Requirements: - Develop an iOS app - Implement User Authentication - Integrate Push Notifications - Ensure seamless functionality between the features - Provide support and maintenance post-development The app is intended to be user-friendly and efficient, supporting a smooth login process and real-time notifications. Prior experience in developing similar apps and a good understanding of iOS app development guidelines are highly preferred. Please provide examples of your previous work and any specific expertise you may have in user authentication and push notifications for iOS.

...(website), Node + Express (APIs on server), React Native (mobile apps on iOS & Android), Bootstrap (making UI web responsive) Backend: Node.js (latest version), Express, MySQL Deployment: Simple to checkout code on server with git and restart servers. Other: PSD to HTML, responsive theme, pixel perfect layout Payment: Braintree (ApplePay, GooglePay) & PayPal Notifications: Onsite (web), Push (app), emails using AWS (transmail) email automation, Zendesk and MailerLite Log-in: Site, Google & Facebook Domain name: Ionos (SSL) **THIRD PARTY APPS** These have been integrated: -Contabo or AWS server -AWS email -Braintree -PayPal -AWS email automation (all membership emails, notifications, requested reminders etc) -Zendesk (set up by Zendesk specialis...

I am seeking an experienced PHP and MySQL specialist to integrate the Push Notifications API of the OneSignal system into my website. Your primary role will include: - Seamless incorporation of the API to enable us to send notifications to our users. - Alerts settings that will notify our visitors of newly published articles. - Extending these notifications to the NEWS section of our site. Proficiency in PHP, MySQL, OneSignal API, and a clear understanding of push notifications systems will be fundamental for this task. Experience in seamless third-party API integrations to a website would be highly preferred.

I need a skilled Flutter developer to create an educational application for Android. Key Features: - Login and User Authentication - Push Notifications The freelancer should implement these features in a way that users can successfully log in to the app and receive notifications efficiently. The app will be mainly for educational purposes, therefore, it's important for users to stay connected and updated through notifications. Ideal Skills: - Extensive experience in Flutter and mobile app development. When applying for this job: - Provide a detailed description of your experience in Flutter development The platform server and software are available and prepaid, including comprehensive documentation and step-by-step setup instructions, guaranteeing ...

...visitor to view selected page/post by login using mobile number and OTP (API-MSG91 messaging plateform) → No screen shot/ screen recording of selected post/page → No Copy/paste of selected page/post → No printing as save as pdf (Can not save as pdf using printing command from various browsers) → only printing through physical printer devices with watermark of “ → New post notification to register members via Email & whatsApp/telegram (Currently via email SMTP with hosting-Fastcomet). Or automatic post share on facebook page/group, WhatsApp Group/Channel, Telegram Group/Channel on publishing new post. → Selling of Digital products (similar woocommerce)- Currently I am selling my digital product via Woocommerse)- having feature to add produ...

Hi Avinash D., 1. Need to work on existing scripts header changes 2. Need to work on Google click 3. Need to work on product add remove notification

...the User A trip Then User B have to send a request then system send a notification to User A Like "User B make a request for your trip" Then User B have to accept or reject, in both case User B will receive a notification In our project we have a menu for the notification is working fine Point 1): But now we need to send to Users the same notification via SMS via Twilio () - We need when USer B send a request (only) we have to send a SMS to User A - And we need to send sms to User B if User A accept or refuse We need to display sms like that Point 2): Now in our project from db we have this id;request_id;sender_id;message (about notification) And we need to change it by id;from_user;to_user;message;is_read We need

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I'm in need of an experienced Flutter developer to help implement some changes to my existing app. Key tasks: - **Design Changes**: - I need to adjust the color scheme, rearrange elements on the pages, and add some new images. - I may need some changes to font styles and button sizes as well, as part of the improvements. - **Push Notifications**: - I want to integrate a smooth push notification system into the app. - It should be capable of receiving user messages, sending in-app notifications, and providing reminder notifications. - **Final Steps**: - Once the above changes are implemented, I'll need your help to launch the app on both the Play Store and App Store. The ideal developer for this pr...

...Responsible for connecting to the IP camera over the RTSP protocol using the rtspsrc element. Once connected the pipeline needs to prepare the stream for consumption by lower pipelines as below. Segment Pipeline Take the input stream and output HLS segment files which will be persisted to disk over NFS. It is important to note that we need a hook so that when the files are written we can send a notification message over the message broker announcing the segment file size, name, etc. Transcode Pipeline This child pipeline, when activated, is responsible for transcoding the input H.265 stream to H.264 to prepare it to be consumed over WebRTC. Requirements Solution must be implemented using golang. Solution must use the go-gst library for accessing gstreamer bindings. Code must...

I'm seeking an experienced designer to aid in the development of wireframes for my mobile app In Figma. Strong understanding of user interfaces and experience developing user-centric designs and flows are a must. Specifications: - The primary audience: Teenagers and Young adults - The app will need features including User Authentication, a Messaging System, and Push Notifications. Please share related past projects when applying.

...into the subscription: Email and WhatsApp to inquire about their experience. Three months into the subscription: Email and WhatsApp follow-up. Six months into the subscription: Email and WhatsApp check-in. One month before renewal: Email and WhatsApp reminder. Fourteen days before renewal: Email reminder. Ten days before renewal: WhatsApp reminder. Three days before renewal: Email and WhatsApp notification. On the day of expiry: Email and WhatsApp alert. Additionally, a sequence of emails would be scheduled if the customer doesn't renew: One day after expiry One month after expiry Three months after expiry Six months after expiry Eleven and a half months after expiry One year and one day after expiry We will also transition from HubSpot to Odoo CRM. Moreover, we require a c...

I'm keen to collaborate with a developer adept in Chrome extension and AI, in particular, machine learning. The key objective is to establish a Chrome extension capable of executing automated tasks. - Chrome extension work-flow - When I call on Google meet or Zoom, extract the questions of the recruiter or technical manager. - Making the ...Experience needed: - Proficient in Chrome extension development - Solid experience in AI, specifically with Machine Learning - The Task: - The extension must be proficient in automated tasks. When it comes to the type of automated tasks, the focus is on AI capabilities. With your expertise, I'm confident we can create a functional, smart Chrome extension that eases regular web routines. Let's push the boundaries of ...

...application for school bus management. This app should include significant features like: - Real-time GPS tracking that allows the physical observation of the school bus around the clock. - Outline of attendance management that streamlines the recording of student presence and absence. - Communication hub for parents with push notifications, SMS messages, and email alerts. These notifications should keep parents updated about their children's transportation journey, providing important details such as the current location of the bus, exact arrival and departure times, and any unforeseen delays or emergencies. The ideal candidate for this project will have proven experience in Android app development and a strong understanding of GPS tracking systems and ...

We need few customizations done for Perfex CRM and Custom Module Development for Perfex CRM. If you have experience in creating custom modules or custom...revenue is correct. 3. Invoice Custom Field Behavior changing, width of dropdown, custom field value and description 4. Invoice Total in Words in Customer Currency and Base Currency 5. Testing possibility to integrate Amazon S3 for file storage on Perfex CRM 6. Project Overview Screen, Task Details, Billing Calculations Customization. 7. Notifications Screen Customization for Mobile View 8. Notification integration with Mattermost with selection for what kind of notifications should be sent to mattermost. Webhooks are available for Mattermost. It is a company chat platform similar to Slack. Detailed description will be sha...

JOB OFFER: FLUTTER DEVELOPER FOR URBAN MOBILITY APP BUDGET: $1000 - $1500 DURATION: 25 DAYS OFFER STATUS: NON-NEGOTIABLE LINK APP SIMILAR: THIS OFFER IS FINAL. IF YOU ARE WILLING TO WORK WITHIN THIS BUDGET AND TIMEFRAME YOU ARE WELCOME. IF YOU ATTEMPT TO NEGOTIATE OR CHANGE THE PRICE, YOU WILL BE BLOCKED, RISKING EXCLUSION FROM FUTURE PROJECTS OF MINE. Project Description: Development of a mobile application "Easy Moovie" for Android and iOS using Flutter. The app aims to enhance the urban mobility experience by providing an integrated platform that supports various modes of transport (trains, buses, metro, shuttles, trams). It will utilize advanced geolocation and user interface technologies to deliver innovative

...The service will cover the resolution of critical incidents (service outage) in this time slot. • The committed SLA, for this time slot, will be 3 hours from the report sent from our Help Desk. • The service must contemplate 7 x 24 monitoring of the platform with an alarm system to detect service outages. This capacity will allow an event to be anticipated, from the moment it occurs, without notification from the Client....

...activities, sales, and commissions. - Communication & Marketing Tools: The system should include tools for email marketing, social media sharing and posting, and SMS marketing capabilities. Mobile App Features: - User Registration and Login: Seamless sign-up and login process for users. - Product Catalog and Ordering: A digital catalog of products and the ability to place orders directly from the app. - Sales Tracking and Reporting: Users should be able to view their sales data and commissions. - Access to Training Resources: The app should provide access to training materials and resources. - Push Notifications: Feature for sending important notifications and updates to users. Ideal Skills and Experience: - Strong background in developing network marke...

I need a skilled Flutter developer to enha...addressing "Null Safety" issues is a must. Key deliverables will be: - Push notification integration for immediate user updates. - Implementation of login functionalities including a secure user login with username and password and a seamless user registration system. Under user registration, there are two main features that should be incorporated: - User profile creation which should be easy and intuitive. - Enabling users to accept terms and conditions before registration. Ideal candidates should have prior experience in Android Studio IDE, UI/UX design, Flutter and Firebase database optimization. Knowledge of secure login and registration systems is highly desirable. Attached are the specifications for the first...

...my online rental marketplace. Here, owners and tenants can interact for property rental services. For Owners, the platform should provide: - Facility to list properties with specifications and location demographics. - A secure system for managing bookings efficiently. - A dynamic platform for sign-up as a tenant or owner with verification through email and mobile SMS code systems. - Email notification system, alerting after successful property listing and routing responses to the website admin. - An interactive admin dashboard showcasing all listings and consequent requests with daily and monthly statistics. - An invoice generation system. - A comprehensive control system for the admin to manage users and finances. For Tenants: - An intelligent search system for properties. -...

We are an Agency, in search of a proficient mobile app developer to create a cross-platform application for internal task management, similar to Google Tasks. This application will serve as a pivotal tool within our client company, facilitating seamless task assignment, tracking, and communication between manager and employees. Project Overview: We require a user-friendly mobile application that enables managers to assign tasks, monitor their progress, and receive notifications upon completion. Additionally, employees should be able to update task statuses and notify managers when tasks are finished. Key Features: User Authentication: Secure login functionality for managers and employees. Task Assignment: Managers should be able to create tasks, assign them to specific employees, ...

Restaurant entrance QR code meal ticket / attendance management QR user type 1 restaurant owner 2 Companies surrounding the restaurant (companies that have a monthly meal contract with the restaurant) 3 company employees 4 private guests 5 Delivery of restaurant food ingredients The main function is the QR meal ticket at the entrance ...in QR scan mode on the owner's phone and authenticated, Entry is possible It is also possible to manage employee attendance and departure from work. People who do not speak English but communicate in Korean so there is no problem And only those with accurate screen design planning are encouraged to apply. Mobile web version and admin page PC version There is a mobile manager version There is a push function by installing a shortcut icon on th...

I am looking for a database website that serves as a customer form. This form will be used by c...and Height, Dimensions, and Vertical or Horizontal preference. - The form should have an inbuilt auto-calculation feature that computes the Total cost, based on the area calculated, and any additional amount based on the customer's requirements. Delivery of Reverted Information: - The system should trigger an automated response to the customer. This can be in the form of an Email, a Website notification, or both. Ideal Skills and Experience: - Proficient in web development and database management. - Experience in creating custom forms with complex calculations. - Knowledge of automated response systems for websites. - Attention to detail, as accuracy in calculations is crucial fo...

I've received a suspension notification for my AdSense account. The primary issue was on my site is navigation, and I've used paid advertisements to generate incentive traffic. Key Requirements: - Proficient in Adsense policies and account reinstatement procedures - Experience with navigation website content - Knowledge in generating incentive traffic, specifically through paid advertisements I need someone who can help me understand why my account was suspended, rectify the issue, and successfully reinstate it. Only experienced people may bid.

I'm seeking a skilled developer who can seamlessly integrate Radius Manager with Sage ...One, with two primary augmentation features: 1. Account Status Notifications: The system must automatically update clients about their account status. The notification methods should include Email, SMS, and WhatsApp messages. 2. Client Suspension/Activation: Depending on the payment status, the system should have the ability to either suspend or activate the client's accounts. 3. DMA Radius handles 4 companies the integration needs to get the needed information from Sageone per company and suspend or activate the client. Proficiency in application integration, knowledge of Radius Manager & Sage One, experience with diverse notification channels, and a good understandin...

We're in need of a developer with SaaS experience to create a complete car rental management solution. Our top priority features include the facility for online reservations, vehicle tracking, and a payment gateway integration. An important component of our project is mobile application development, required for both iOS and Android platforms. The mobile apps must offer push notifications, location services, and a quick booking feature. Ideally, you have a proven record of delivering similar solutions in past projects.

I am looking for a skilled developer to create a mobile app primarily for business users. The app's main function is to deliver location-based notifications. For this project, the app should only be developed for the Android platform. Key functions and requirements include: - Implementing efficient location-tracking systems - Setting up push notifications based on user's location - Ensuring user-friendly UI/UX for business users Ideal developer skills and experience: - Extensive experience in developing Android applications - Familiarity with location-based services - Understanding of push notification setup - Proven track record in creating apps with intuitive interfaces.

...details. For most of the integrations with other common apps I am using Zoho Flow. As part of the payments, I am using Curlec by Razorpay (Curlec) to collect once off payment (for full upfront for hardware) as well as recurring payments (monthly data connectivity) via direct debit. Curlec obviously is not in the list of supported apps in Zoho Flow but they do have APIs. I want to be able to: 1) Push information to Curlec's direct debit authorization form (so the merchants don't have to key in the details again) such as merchant name, bank name, bank number, etc. 2) Pull information from Curlec once direct debit authorization is completed to be updated into my Zoho CRM In addition to that, I would like to be able to create a webpage/landing page with a unique URL to ea...

We're seeking a s...want the system to direct them to an 'account suspended' page. This page should clearly state that the suspension is due to payment issues. Your tasks include: - Design an 'account suspended' page to be shown when a client's account defaults - The page must state that the 'client is suspended due to payment' - Deployment should be such that this task is executed upon account suspension - The notification about account suspension due to payment should be displayed on a webpage Ideal Experience and Skills: - Experience in client side engineering and UI frameworks - Proficiency in Javascript, HTML, CSS and other relevant web design languages - Prior experience with payment gateway applications - Excellent communication skil...

We are in need of an experienced digital marketer who can handle a spectrum of tasks. They include but are not limited to creating engaging content for our Instagram and Twitter accounts, taking charge of managing our online community, and crafting effective e-mail marketing campaigns. You should be an individual with strong command of English, and a creative mindset to help push the boundaries of our digital marketing efforts. Responsibilities Include: - Creating Social Media Posts (image + content) on Instagram and Twitter; - Doing community management in social; - Creating e-mail marketing campaigns; - Creating blog posts; - Managing a CRM (Monday); - Ability to create reports with insights; The end goal of our marketing efforts includes both increasing brand awareness...

Notes---- pls Contact only if it is useful and you understand. Read first We are in search of a proficient Laravel/PHP developer to assist in the development of APIs for our upcoming matrimonial app. The backend infrastructure is based on Laravel, and we require the creation of several API endpoints to power core functionalities of the application. Notification API: Enable notifications for user interactions and events within the Code: Implement coupon code management for user promotions, including creation, validation, and : Develop APIs to manage user messages, including sending, receiving, deleting, and reading Active/Online: Track and display users' last active time and online Match: Calculate similarity scores between