Android studio 3.0 free download jobs

...E-Invoicing (ZATCA) Requirements and Integrate the System with External Services Introduction to Phase Two (Phase 2) at ZATCA The Zakat, Tax and Customs Authority (ZATCA) in the Kingdom of Saudi Arabia mandates the following for Phase Two of E-Invoicing: 1. Integration with ZATCA servers to send invoices electronically and verify them. 2. Advanced digital stamping (Cryptographic Stamp) on invoices. 3. More detailed technical specifications (XML/UBL structure, meeting Schematron rules, checking JSON APIs). 4. Processing Authority responses (approval, rejection, error codes) and storing/updating information. We currently have a system (Django/Python) that implements Phase One: generating simplified or standard electronic invoices locally, displaying a QR Code. We now need to...

I'm looking for a talented developer to create a simple, engaging mobile game with a nostalgic Windows 95 and button-like art style. This game will be tap-based and designed for both iOS and Android. Key Requirements: - A splash screen and settings menu - Integration with Google Play leaderboards for competitive play - Implementation of Google Play Ads for monetization I will share the intricate details of the game privately. In your proposal, please highlight your relevant experience, especially in mobile game development and Google Play services integration. A portfolio featuring retro-style, tap-based games will be highly regarded.

I'm looking for a skilled tester to assess the registration and KYC functionality of my payment app on both iOS and Android platforms. Location: Germany, Greece, Romania & Italy Position: UATTester Start Date: Immediate Key Areas of Focus: - Registration Process: Comprehensive testing of the registration process is essential. This includes form validation, user experience, and error handling. - KYC Verification: The app employs several KYC verification methods - document upload, facial recognition, and biometric authentication. Each of these methods needs to be rigorously tested for functionality and user experience. Ideal candidates for this project should have: - Proven experience in mobile app testing - Familiarity with KYC verification processes - Ability to provide...

Installation & Publish Of 6amMart Application (codecanyon) - Web + App Platform: Both web and app on VPS 1. To live react website live 2. To make sure on functionalities and bug free operations 3. To install user, store, delivery app on playstore We are looking for a skilled developer to install & make bug free working the 6amMart application which you can find on Codecanyon, on both web and app platforms. The ideal candidate should have experience in web and app development, with knowledge of ios & Android platforms. Requirements: - Experience in web and app installation - Proficiency in iOS and Android platforms - Familiarity with custom integrations - Knowledge of database setup - To Publish the app in Playstore alone & Generat...

Need to add new page to wp-admin (3 column values only) Database ready

I'm seeking a skilled developer to create an Android app for my hostel. The app needs to facilitate payment for booking bed places and automate room access based on payment status. Key Features: - Payment System: The app should only support Credit/Debit Card transactions for booking. - Access Control: Upon payment, clients should be able to automatically unlock doors to their room and the hostel. Conversely, if they cease payments, access should be denied. - Security: The app should ensure that non-paying clients can't enter the hostel premises. Ideal Skills: - Proficiency in Android app development. - Experience with payment gateway integration. - Knowledge in developing access control systems. Please, ensure you've read and understood the project requirem...

...experience. Requirements: Design an attractive and clear landing page. Create a user-friendly frontend design for the app. Key Features of the App: Simple Uploads: Users can easily upload videos, photos, and PDFs. Instant Monetization: Creators can set prices and earn in real-time from downloads. Secure Transactions: Integrated payment processing for fast and secure payouts. Wide Reach: Shareable download links for platforms like Instagram, Twitter, Telegram, etc. Real-Time Tracking: An intuitive dashboard for monitoring sales and downloads. Global Access: Support for multiple currencies and languages. add your behance or dribble portfolio in your bid !...

I'm seeking a developer to create an engaging language learning app for both iOS and Android with a key focus on enhancing conversational skills in Arabic. The app should encompass: - Grammar exercises tailored specifically for Arabic - Comprehensive vocabulary building tasks Additionally, to further enrich the conversational practice, the app should incorporate: - Advanced Voice Recognition technology - Instant Translation capabilities - Integration with OpenAI API for dynamic learning experiences The ideal candidate for this project should possess extensive experience in mobile app development, specifically in the education sector. A deep understanding of Arabic language structure would be a significant asset. Prior experience working with Voice Recognition and Transla...

I'm looking for a skilled mobile app developer to create a productivity application for Android. Key Requirements: - Exceptional Android development skills with a focus on productivity apps. - Experience in creating user-friendly, efficient, and engaging applications. - Proficiency in Java, Kotlin, or relevant Android programming languages. - Ability to understand and implement best practices for productivity app design and functionality.

I'm looking for a professional developer to create a mobile and web app for trading gold. The app should be...managing their accounts, tracking trades, and viewing transaction history. Platform Compatibility: The app should be cross-platform, working flawlessly on iOS, Android, and the Web. Security: Given the nature of trading and financial transactions, advanced security measures are a must. The app should feature top-notch security protocols, including biometric login. Ideal Skills and Experience: - Proven experience in developing trading applications - Proficiency in creating cross-platform apps - Strong knowledge of integrating payment hubs - Expertise in implementing advanced security features - Prior experience with iOS and Android app development Looking forw...

...Home Automation app for both iOS and Android. The server and database are MQTT-based and already set up at a given address. This app will connect with PCB via MQTT, enabling users to control various types of switches (2-node, 4-node, 6-node). Key Features: - Switch Control: Users must be able to control their home switches through the app. - User Registration and Login: The app should offer a secure and easy-to-use login and registration system. - Real-time Updates: The app should provide real-time updates to the users about their home status. UI Style: The app requires a modern and interactive User Interface (UI). So, experience in UI/UX design is a plus. Skills and Experience Required: - Proficient in cross-platform mobile app development (iOS and Android). - Strong ...

I'm looking for a skilled developer to completely revamp our existing offline quiz app into a dynamic live quiz contest platform. This project requires: - Transitioning the code structure to support real-time quiz contests and making necessary changes to the existing admin panel. - Redesigning the user interface to create a sleek, modern look. - Plus, we need Integration of Razorpay for secure payment processing. Please note that the budget for this project is up to 12,000 INR. If you are not ready to work within this budget

...inspiration for creating the app. • Example: “Do it Buddy was created to help busy students and professionals stay organized effortlessly.” • Developer or team information: • Example: “Our team is passionate about building tools that simplify daily life.” • Mission statement: • Example: “Our mission is to empower productivity through intuitive design.” • Optional: Include contact details 3. Application Prototype Informational Page Content: • Purpose: Provide details about the app’s prototype and features. • Details to Include: • An overview of the prototype: • Example: “This prototype showcases the core features of Do it Buddy, including task creation, editing, and deleti...

My Android app is experiencing several issues, including crashes, UI glitches, and performance problems. These bugs are predominantly affecting the main dashboard, and the app tends to crash during launch. Ideal Skills and Experience: - Proficient in Android app development and debugging - Experienced in troubleshooting UI glitches - Skilled in optimizing app performance - Previous experience with fixing bugs in Android apps is highly desirable.

I'm seeking a vibrant and engaging actor to create instructional videos for my app. The project involves: - Recording several videos on both iOS and Android: Demonstrating proper registration and usage of the app. - Filming at home: About 4 videos to be recorded in a casual setting, wearing everyday clothes. - Delivering with enthusiasm: A friendly and energetic delivery style is crucial to keep our users engaged. Ideal candidates will have: - Prior acting experience, ideally with an energetic and casual delivery style. - Comfort and competence in recording both their screen and face. - Ability to deliver scripts in an enthusiastic manner. - Age between 18 to 40. - Both male and female applicants are welcome. I have some scripts prepared, but I would appreciate your creativi...

We are seeking a skilled freelancer to assist in publishing our app on an existing Google Play Console account. The ideal candidate should have experience with app submission processes and be knowledgeable about Google Play policies. Your expertise will help ensure a smooth submission and compliance with all necessary guidelines. Please provide examples of previous app submissions you've managed. We're looking forward to collaborating with you to bring our app to market successfully!

I'm seeking a talented mobile app designer who can create a sleek, minimalistic Android app aimed at enhancing productivity. Key requirements include: - Expertise in Android app design - Strong portfolio of minimalistic design styles - Experience in designing productivity tools - Ability to deliver user-friendly, intuitive interfaces

I'm seeking a Flutter developer with an old Google developer account for my new Android app. The job involves uploading the app and updating it every 25 days for a year for a fee. - The app is an chat rooms and games. - You will not be responsible for app maintenance, bug fixing, or new features development. Your primary role is as a publisher. - The app is currently only for Android and not live on any other platforms. Ideal skills and experience for the job include: - Proficient in Flutter - Familiarity with e-commerce application development - have to an old Google developer account - Experience in app publishing on Google Play Store

I'm looking for an experienced mobile app developer to create a cross-platform (iOS and Android) social networking app. Key Requirements: - Design and develop a user-friendly, aesthetically pleasing mobile app. - Implement typical social networking features like user profiles, friend requests, messaging system, posts, likes, etc. - Ensure cross-platform compatibility and seamless performance on both iOS and Android. - Optimize the app for security and user privacy. Ideal Skills and Experience: - Proven track record of developing successful mobile apps, particularly in the social networking domain. - Strong understanding of both iOS and Android development guidelines. - Excellent UI/UX design capabilities. - Experience in implementing robust security measures in...

Android and iOS App Development React Native, and TypeScript We are seeking a skilled freelancer to develop a mobile application for both Android and iOS platforms using React Native, and TypeScript. The backend APIs and authentication services are already developed. The app will include user sign-in, sign-up (for both users and professionals), biometric authentication, language selection, profile completion, and service booking features. Additionally, we require a polished design, custom logo, and deployment pipelines for app stores. Project Scope (MVP 1): This is the first iteration (MVP 1) of the mobile application. The app will include essential features such as user authentication (sign-in, sign-up), biometric or PIN-based login, profile completion, language selectio...

I'm looking for a seasoned app developer to create a sleek, user-friendly Android e-commerce app tailored for selling my physical goods. Key Features: - Shopping Cart: An intuitive shopping cart where customers can easily add, remove, and view their selected items. Payment Method: - Credit/Debit Card: The app should have a secure and seamless integration for Credit/Debit Card transactions. Razorpay Ideal Skills: - Proficiency in Android app development, preferably with a portfolio of e-commerce applications. - Experience with secure payment gateway integration. - UI/UX design skills to create an engaging and easy-to-navigate app.

I'm looking to create a FlutterFlow application that integrates seamles...data integrations from sensor data generated or collected by the IoT device, and utilize a rule engine for processing. Key Features: - User Interaction: The app should provide a dashboard for monitoring sensor data, sending alerts and notifications based on predefined rules, and visualizing data in an easy-to-understand format. - Multi-Platform Support: The app should be compatible with iOS, Android, and Web platforms. Ideal Skills: - Expertise in FlutterFlow - Experience with IoT product integration - Proficient in handling sensor data - Knowledgeable in rule engine applications - Skilled in creating user-friendly dashboards - Proficient in cross-platform app development - Experienced in data visualiza...

...- Add products with images, descriptions, and prices. - Inventory management system. - Product search with filters. - Shopping cart and secure checkout process. - Multiple payment options (credit cards, PayPal, local payment options). - Order tracking system. - Notifications for users (email and app push notifications). 3. **Platforms**: - Website built with modern tools and technologies. - Mobile app available for both **Android** and **iOS**. 4. **Admin Dashboard**: - Manage products and inventory. - View and manage orders. - Track sales and analytics. ### **Additional Notes**: We are open to suggestions for the best tools or platforms to use, such as Shopify, WooCommerce, Wix, or custom development, depending on the freelancer's ...

I am looking for an experienced mobile app developer to help create a subscription-based Android application. Key Features: - User Registration and Login: The app should have a secure and user-friendly registration and login system. - Subscription Management: Users should be able to manage their subscriptions seamlessly within the app. - URL Access Post-Payment: Once a user completes their payment, they should gain access to a specific URL. Ideal Skills and Experience: - Proficiency in Android app development. - Experienced in implementing secure user registration and subscription management systems. - Knowledgeable in integrating payment systems and managing post-payment access. - Prior experience in developing mobile applications with similar features would be a signifi...

I'm looking to create a mobile app for both Android and iOS that focuses on yoga and mudras practice. The app should provide a rich user experience with engaging features. Key Requirements: - Guided Practice Sessions: The app should guide users through various yoga and mudras sessions. - Instructional Videos: Integration of video content for visual guidance. - Progress Tracking: A system that allows users to track their progress over time. User Engagement: - Gamification Rewards: The app should incorporate a gamified system to keep users motivated and engaged. Gamification Features: - Points System: Users earn points for completing sessions, reaching milestones, etc. - Achievement Badges: Visual rewards for reaching certain objectives or demonstrating commitment. Ideal Can...

I need a cross-platform mobile app that enables users to search and book flights and hotels. Essential Features: - Comprehensive flight search and booking system - Extensive hotel search and booking interface - User-friendly and intuitive design Ideal Skills: - Proficiency in both iOS and Android app development - Experience in creating e-commerce mobile applications - Strong understanding of UI/UX design principles NOTE: we already have two systems one for flight and the other for hotel booking, we have access to both systems and their API, and we need to connect them to the new application.

I'm in search of a dedicated team to automate my YouTube channel. The project includes downloading reels from other YouTube accounts and uploading them to my channel, as well as managing the SEO for the channel. Key tasks: - Download and upload reels from other accounts - Basic editing of reels (trimming, simple transitions) - Implementing effective SEO strategies for YouTube The channel has specific requirements: - 1000 subscribers - 4000 valid public viewing hours in the last 12 months - Alternatively, achieving 10 million valid public views on shorts in the last 90 days for monetization of short videos. Ideal candidates should have: - Experience with YouTube automation - Strong understanding of YouTube's SEO - Basic video editing skills - Familiarity with YouTube...

I'm seeking a talented UI/UX designer to help with a minimalistic design for a cross-platform productivity app. The app will be used on both iOS and Android, so experience with designing for both platforms is crucial. Skills and Experience: - Proven experience in UI/UX design, particularly for productivity apps - Strong understanding of minimalistic design principles - Experience with cross-platform app design (iOS and Android) - Proficiency in design tools such as Sketch, Adobe XD, Figma, etc. - Excellent communication skills and ability to understand and implement feedback

A skilled Lottie JSON animator needed to create a captivating splash screen and loader animation for our grocery delivery app. The animations should be designed for optimal performance on both iOS and Android platforms.

...compatible with both iOS and Android platforms. Key Features: - Multi-vendor Bidding: The app should allow multiple vendors to bid on products, fostering competitive pricing and enhancing user engagement. - Payment Processing: A secure, seamless payment processing system is crucial to facilitate smooth transactions between buyers and sellers. User Authentication: The app should support Social Media Login and OTP Login for user authentication. User Roles: The app should define three user roles: Admin, Vendor, and Buyer. Product Types: The app will be trading whole dryfruits and processed dryfruits. Ideal Skills and Experience: - Proven experience in developing B2B mobile applications, preferably in the trading or e-commerce sector. - Proficiency in both iOS and Android...

I'm looking for a proficient developer to create a T+0 payment gateway for my mobile app. The payment gateway should support various methods, including Credit/Debit cards, Digital wallets, and Bank transfers. Key Requirements: - Integration with a mobile application - Support for Credit/Debit cards, Digital wallets, and Bank transfers - Implementation of stringent security features such as Two-factor authentication, Fraud detection, and Encryption Ideal skills for this project include extensive knowledge in mobile app development and payment gateway integration, with a strong emphasis on security measures. Experience with implementing various payment methods is also essential.

I'm looking for a simple yet effective test design for a fitness app that primarily tracks workouts. The app will be manually data-dr...users. Which will probably get assigned to the same team doing this app if it's done well. The workouts will be provided and appear on a scheduled program. Key Features: - Manual Data Entry: The app will not have integration with wearable devices or voice commands, so the design needs to consider an interface that makes manual data entry as seamless as possible. Ideal Skills: - Experience in Android app development and design - UI/UX design skills focused on manual data entry The ultimate goal is to create a basic test app (UI might be ugly) that can serve as learning (app function and design) for a more complex and fully-fledged fitnes...

...modern design, seamless performance, and innovative features tailored to enhance user experience and business growth. --- Key Deliverables 1. Development of two mobile applications (one for users and one for businesses) with distinct functionalities and intuitive designs. 2. Implementation of a secure backend with scalable architecture. 3. Integration of payment gateways, location services, and other APIs as needed. 4. Deployment on both Android and iOS platforms (cross-platform preferred). 5. User-friendly dashboards for both apps. 6. Post-launch support for debugging and updates. --- Technical Requirements Scalable backend development with secure data handling. Seamless app performance across platforms. Clean and modern UI/UX design. API integratio...

I need to make 3 pages same from Bootstrap5 to React.js, followed by their integration with CodeIgniter4. The pages should be able to seamlessly interface with CodeIgniter4 and perform necessary database operations. Key Requirements: - Convert 3 Bootstrap5 pages to React.js - Integrate these pages with my existing CodeIgniter4 framework - Ensure that the pages can perform form submissions, authenticate users, and display dynamic data - Enable integration with MySQL for database operations Database Operations: - User information, product details, and transaction records are already present in the database and are working fine, website is live and public, just have to implement React to optimize loading time Ideal Skills: - Proficiency in React.js and CodeIgniter4 - Stron...

...a browser from a server, replicating the original site's desktop view. Delivery Timeline: Due to time constraints, we require the completion of this project by March 22nd, 2025. Qualifications: Proven experience in web scraping large-scale websites. Proficiency with tools and programming languages commonly used in web scraping (e.g., Python, Beautiful Soup, Scrapy). Ability to handle and download externally hosted media files. Experience in generating accurate PDF representations of web pages in desktop view. Expertise in deploying static websites that can be served from a server and rendered correctly in browsers. Strong attention to detail to ensure all content is captured and represented correctly. Application Requirements: Brief overview of your experience(prev...

I'm looking for a...expert web developer and mobile app creator who can build a platform similar to tailored for the Philippine market. The project involves developing a website and a mobile application for both iOS and Android. Key Requirements: - The platform should cater to both event and movie ticket booking. - The mobile app must be compatible with both iOS and Android. - The booking system should incorporate seat selection, discount codes, and customer reviews. Ideal Skills: - Demonstrable experience in developing e-commerce or ticketing platforms. - Proficiency in iOS and Android app development. - Understanding of the Philippine market and its needs in terms of events and movie ticketing. Please provide examples of similar projects you've complet...

Russian Recording Project We need Freelancers for long term Project. We have a project, that needs Native Russian speakers, we will give you the text, and you need to record 20 sentences. Every sentences is 2 word, you just need to download our software, to read our text and record it, it's a very easy job. 1. You will need to record in a quiet place without loud background noise. and without echo. 2. Each person is $1.5 dollar for 20 sentences record. Every sentences is 2 word If you are interested please let me know sure.I will contact u. A Good Opportunity For New Freelancers For taking 5 Star Review after their completion of the project. Thanks :

Portugal Portuguese Recording Project We need Freelancers for long term Project. We have a project, that needs Native Portugal speakers, we will give you the text, and you need to record 1000 Short sentences. you just need to download our software, to read our text and record it, it's a very easy job. 1. You will need to record in a quiet place without loud background noise. and without echo. 2. Each person is $20 dollar for 1000 sentences record. After you finished recording and then we will pay u 50%. after your checking done and then we will pay u remaining 50%. it will take time to check 5-7 days. If you are interested please let me know sure.I will contact u. A Good Opportunity For New Freelancers For taking 5 Star Review after their completion of the project. Thanks...

I'm seeking a skilled developer to create a weather app that is compatible with iOS, Android, and Web platforms. This app should incorporate real-time weather updates and a 7-day forecast. Key Features: - Cross-platform compatibility (iOS, Android, Web) - Real-time weather updates - 7-day weather forecast - Text-based summary of weather data - Graphical charts for visual representation of weather data Ideal Skills: - Proficient in cross-platform app development - Experience in creating interactive, user-friendly apps - Strong understanding of meteorological data visualization - Capability to deliver high-quality, reliable software

...looking for a web designer experienced in HubSpot to develop a new marketing website focused on a Product-Led Growth (PLG) approach. This project is a key part of our company's strategy, and we need a professional who can help us create an attractive, functional, and goal-aligned website. (Spain) Project Requirements: Homepage Design: Optimized for lead capture. Centered around a "Get Started for Free" (PLG) approach. Structure of Main Pages: Home. Solutions. Industries. Customer Success Stories. Blog. Knowledge Center/Academy. Pricing. Podcast. Required Experience: Proficiency in designing on HubSpot CMS. Previous experience working with SaaS companies or PLG projects. Familiarity with examples like Miro, Figma, Slack, Factorial, SesameHR, and others. Creativ...

UK Personal tax for 3 members with letter.

I need a colorful and vibrant food ordering app designed and developed for both iOS and Android. This app will cater to customers wanting to order meals from given breakfast, lunch and dinner menus, with orders needing to be placed at least 2 hours in advance. Key Features: - Meal Subscription: The app will operate on a subscription model for daily meals. - Live Cooking: Customers will be able to see live cooking through the app. - Order Tracking: A reliable order tracking system is a must. Ideal Skills: - Cross-platform app development (iOS and Android) - UI/UX design with a focus on colorful and vibrant styles - Experience in developing apps with live streaming capabilities - Familiarity with subscription-based app models Please bid only if you have relevant experience a...

I'm looking for a talented app developer to create a social networking app for both iOS and Android platforms. The app should primarily focus on facilitating user interaction through messaging and friend connections. Key Requirements: - Proficiency in cross-platform app development, particularly for iOS and Android. - Prior experience in developing social networking apps will be highly advantageous. - Ability to implement core features such as messaging and friend connections. Ideal Skills: - Expertise in both iOS and Android development. - Strong knowledge of cross-platform frameworks. - Excellent UI/UX design skills to create an engaging app interface.

I'm seeking a highly professional photo editor to assist me with removing and replacing individuals in photos. App users are not permitted. Requirements: - Person Replacement: The project involves replacing individuals in the photos with specific people whose images I will provide. - Expertise: I need someone with a deep understanding of photo editing who can ensure a seamless and professional finish. Ideal Skills: - Advanced photo editing and manipulation skills. - Experience with person replacement in photos. - Attention to detail and ability to deliver high quality work.

I need assistance with QGIS to create a WKT (well known text) to define a CRS (coordinate reference system) for a Cylindrical Equal Area at 45° 1st Standard Latitude. (Gall-Peters projection) Unfortunately the proj string "+proj=cea +lon_0=0 +x_0=0 +y_0=0 +lat_ts=45 +ellps=WGS84 +datum=WGS84 +units=m +no_defs" does NOT work. Key Tasks: - Utilize QGIS for defining the Coordinate Reference System. Ideal Skills and Experience: - Proficient in QGIS software. - Extensive experience with the WGS 84 CRS. - Familiar with generating WKT from geographic data. - Strong understanding of spatial data analysis and mapping.

Description We are looking for an experienced, creative graphic designer to design our flyer. The flyer size should be 1x1. Once we have finalised and accept your flyer, you will be required to convert it to a banner for our website. We also require the psd or ai files at the end of the project. See all the information for the flyer on this link: to design our flyer. The flyer size should be 1x1. Once we have finalised and accept your flyer, you will be required to convert it to a banner for our website. We also require the psd or ai files at the end of the project. See all the information for the flyer on this link:

I'm experiencing an issue with my Java application; it isn't displaying on the Android Auto screen when connected to my car. The app was functioning properly before this issue arose. Ideal skills and experience for the job: - Extensive experience with Java programming - In-depth knowledge of Android Auto - Proven track record of debugging and troubleshooting applications - Prior experience with car connectivity issues - Ability to deliver quick, effective solutions

Description: We are looking for an experienced mobile app developer to bring our vision for a social and lifestyle app to life. The app will connect users with local venues, events, and exclusive deals, focusing on an intuitive and seamless experience. This project begins with a Minimum Viable Product (MVP), with opportunities for future updates and

Seeking native French Canadian speakers for a project involving high-quality script reading. The recordings will be used for AI data training. Requirements: - You must be a native French Canadian speaker - Access to either a home studio or a professional recording setup is essential. The project demands high-quality recordings (minimum 44.1 kHz) with no background noise or overlapping voices - No domain expertise or voice acting needed. The task involves only script reading Please note, your voice will remain completely secure as these recordings will not be used for AI voice cloning. The audition script will be shared after negotiation and confirmation of the rates.

As a mental health-focused D2C company, I need a comprehensive app and website that allows users to book sessions, track their progress, and more. Key Requirements: - A 3-layer website created using Angular/React for the UI, Springboot for the middle layer/backend, and MySQL for the database. - An app compatible with both iOS and Android platforms. Open to having the app only on Android for now as well, budget is not very high. - User authentication through Email and password, along with Social media login options. - A booking system featuring customizable time slots and automated reminders. Ideal Skills: - Proficient in Angular/React, Springboot and MySQL. - Experienced in creating cross-platform mobile apps. - Knowledgeable in implementing secure user authenticat...