Android windows mobile apps jobs

...comprehensive e-commerce solution that includes both a seller and buyer app, along with a controlling dashboard. Requirements: - Development of iOS and Android apps for sellers and buyers. - The seller app should include product listing, inventory management, order tracking, and all other typical Amazon seller features. - The buyer app should have product search, product reviews, wishlists, and all standard Amazon buyer functions. - The controlling dashboard should allow me to oversee and manage the entire e-commerce operation. Ideal Freelancer: - Proven experience in developing e-commerce apps, particularly for iOS and Android. - Prior work on seller/buyer apps is a huge plus. - Familiarity with Amazon's functionality and user experience is hig...

I'm in need of a proficient developer adept in JavaScript to build a Jira Forge app. This app should provide the following functionalities: - Task Tracking: Allow for monitoring of task progress - Issue Management: Handle and resolve tracked issues effectively This application should be designed with accessibility in mind - all users, irrespective of their a...app should provide the following functionalities: - Task Tracking: Allow for monitoring of task progress - Issue Management: Handle and resolve tracked issues effectively This application should be designed with accessibility in mind - all users, irrespective of their access levels, must be able to use it. Your expertise in working with JavaScript, and a solid background in developing Jira Forge apps would be ideal fo...

I am seeking a Revit expert who can design a double-storey, traditional architectural structure for me. Key responsibilities for the task at hand include: Design a 2 storey 4-bedroom house, reception room, bathroom, service toilet, kitchen, dining room, spiral stairs, ceiling, single/double doors, windows, a garage, landscape (garden, trees, fencing) Include: a ground /first floor/roof plan , all elevations , two main sections that pass through the greatest number of building elements , structure or organise schedules and material quantities. Drawings should be: on at most two sheets, produced on an appropriate scale, on a single .RVT file. Notes • Incorporate at least 4 building regulation requirements in your drawings by using a bubble annotation • The term '...

I am in need of expert assistance to help set up my Apache Tomcat 7.061 server on a Windows 2019 machine, compile a War file and get it up and running. The War file serves as a dashboard to an app previously functional before migration to a new server. Encountered issues include server configuration and deployment errors. The ultimate goal is to have the file accessible here: Ideal candidate should have: • Proficiency in Windows server management • Extensive experience with Apache Tomcat server setup • Proficiency in War file compilation • Ability to debug and fix server configuration and deployment errors Knowledge of the app/dashboard's functionality or code changes made post-migration may not be necessary, as specific details were not provided...

I'm in need of a proficient Excel specialist who can help create a solution for selecting rows to display in Excel with a total at the bottom. Requirements: - Proficiency in Excel and experience with creating VBA or macros - Ability to display both numerical and text data - Ensure compatibility with Windows Operating System Please note, this task calls for a clean, simple solution. Your proposal should detail your previous work with similar Excel functions.

I'm looking for a reliable, highly skilled individual to install a mobile app on both Android and iOS platforms, without any special configurations needed. Skills and Experience: - Proven experience in mobile app installation - Knowledgeable in both iOS and Android platforms - Ability to complete tasks efficiently with minimal supervision - Attention to detail to ensure correct installation without additional configurations.

Hello; I need to generate a new set of websites (.EUs), integrated/generated them with an already active set with a lot of basic content (basic analysis, from set .ITs); Objective: digital sale of GREEN RIGHTS, starting in the EU and BRICS area; with option to generate some apps to upload NFT/DeFi (Solidity/ERC721) to specifics cryptocurrency markets; I think of a good system and its subsequent easy management; a lot of material needs to be reorganized, offered in English, with a sober and professional style, similar on every website, with the option of being available in every language (Wordpress); the basic contents and plan in matrix at the bottom in (first column general info, each others column basic contents on specific websites/patent); ...not need easy migration (traslati...

I'm in need of an experienced Swift developer, who's experienced in developing Augmented Reality (AR) enviroment, and has the ability to integrate AR elements into an existing app, as well as an AR graphic designing. Key requirements are: - Proficiency in Swift and Xcode - Strong background in the design of augmented reality content - Ability to integrate AR features into existing apps - Prior experience with integrating a .usdz files into an AR environment - A keen understanding of user experience design to ensure this new feature enhances users' interaction with our product information. Looking forward to collaborating with a talented and experienced professional.

...please provide examples of your past work to showcase your expertise. Ideal Skills and Experience: - Expertise in Bubble development - Strong understanding of project management and collaboration - Proven track record of delivering high-quality projects - Excellent problem-solving and communication skills - Proficiency in Bubble development - Experience in creating LMS, CRM or any other management apps - Knowledge of AI integration and analytics - Familiarity with WYSIWYG editors - Ability to work with APIs for AI integration - Understands the importance of user-friendly interfaces Key Features you will be working: - Content creation and delivery: The app should allow for easy creation and delivery of LMS content. - AI-powered analytics and personalized recommendations: AI sho...

As the client, I'm looking for a skilled app developer to create a cross-platform app for both iOS and Android that offers a service. The app will require user accounts with profiles and personalization. Ideal Skills and Experience: - Proficiency in developing cross-platform applications for both iOS and Android - Prior experience developing and implementing user account systems with the ability for users to create profiles and personalize their experience - Understanding of user interface design and the ability to create an intuitive and efficient user experience - Strong communication skills to ensure that you can work effectively with myself as the client, understand my needs, and adapt the app to meet them. I look forward to working with you to bring this project ...

I need an experienced IT expert to install SQL Server 2019 and the Landmark Compass software on a Windows Server 2019 based system. Key Responsibilities: - Install SQL Server 2019 on Windows Server 2019 - Setup Landmark Compass on the same server Key Skills: - Familiarity with Windows Server 2019 operations and configurations - Extensive experience in SQL Server 2019 installation and setup - Working knowledge of Landmark Compass software The ideal freelancer should have a proven track record of managing and adjusting settings in Windows Server 2019 and a firm understanding of SQL Server 2019 installation. Your role is primarily installation and setup, so no coding or SQL development is involved.

I am in need of a Rhino 3D expert to create a detailed, exterior model of a building for my upcoming project. Key Requirements: - Architectural Elements: The model should primarily focus on the architectural elements of the building. - Intermediate Detailing: I require intermediate detailing for the model, especially focusing on windows and doors. Attention to detail is crucial. - Visualization and Presentations: The model should be optimized for visualization and presentation purposes. It should be clear, appealing, and suitable for various visual mediums. Ideal Skills and Experience: - Proficient in Rhino 3D: You should be highly skilled and experienced in using Rhino 3D. - Strong Architectural Modelling Skills: Good understanding of architectural elements and details is essenti...

I am in need of an experienced Bubble developer to work and build new features on an L...content. - WYSIWYG that can insert tables: A user-friendly WYSIWYG editor that can insert tables would be ideal. - AI integration via API: The app should be able to interact with other AI tools via API. - CMS: A Content Management System should be included to manage the system effectively. Ideal Skills: - Proficiency in Bubble development - Experience in creating LMS, CRM or any other management apps - Knowledge of AI integration and analytics - Familiarity with WYSIWYG editors - Ability to work with APIs for AI integration - Understands the importance of user-friendly interfaces If possible we would need the bubble developer on a long term basis either as a part-time or full-time if the price...

...their profiles for a personalized experience. - Sports category selection: The application will have 3 sports categories that users can choose from. - A banner: I want a auto-scrolling banner in the app to accommodate various promotions and updates. The ideal candidate should have a good background in developing flutter apps, with atleast 2 or 3 apps on the play store and app store. Requirements: I want to build a clone of Roar app - Some featues needs to be excluded from the app - 1. My loyality 2. Excluded in setting: My dependent, My team, My services It will be a bonus if you can make similar UI shown in this dribbble post - I also want an admin panel in the app to

I am currently running a business and in need of a uniquely designed web application, compatible with both Android and iOS devices. This app should implement the Google Maps API to display the locations of independent bookstores across the US. Key Features: - User Login: Users should be able to create their account and log in at their convenience. - Geolocation Tracking: The app must use Google Maps API to let the users track their location and find bookstores close to them. - Proximity Alerts: The app should also alert users when they are close to an independent bookstore registered in the app. - Visit Bookmarking: Users should have the functionality to bookmark a store after visiting it or if they wish to visit it in the future. - Custom Map Marker: Users should be able to create...

i need someone who can help me doing some mobile testing using appium some easy tests for a beginner project

i need someone who can help me doing some mobile testing using appium

I need an app designer to create a vibrant, dynamic, and energetic workout tracking app for young athletes. Essential features of the app include built-in workout plans, progress statistics, an athletic calendar, achievements system, reminders, and a s...Essential features of the app include built-in workout plans, progress statistics, an athletic calendar, achievements system, reminders, and a section for fitness facts and advice. An ideal candidate would have previous experience in developing fitness-related apps and a keen understanding of the unique requirements this entails. A knack for creating user-friendly, visually appealing apps is also highly desirable. * Key Skills - App Design - User Experience Design - Vibrant and Energetic design aesthetic - Experience ...

I'm in need of a professional Android developer to create an app that centers around collecting and sharing the vehicle and owner's information. Key Features: - Data Collection: The app should be able to collect the vehicle make and model, registration number, owner's name, Adhaar Card Number, along with the state, district, and address of the owner. Additionally, I would require the app to have the capability of taking the photo of both the vehicle and the owner. - User Authentication: The app should allow users to log in using a unique login id and password. Ideal Candidate: - Proficient in Android app development with a portfolio of relevant projects. - Experienced in data handling and secure storage on mobile devices. - Familiar with developing ...

I'm looking for a skilled professional to help me set up my Midas M32R digital mixer for live sound reinforcement. Key Responsibilities: - Configuration of the Midas M32R with Windows OS - Optimization of the setup for live sound reinforcement purposes Skills & Experience: - Proficiency with the Midas M32R digital mixer - Experience in live sound reinforcement - Knowledge of Windows operating system - Ability to provide training sessions on using the equipment is required

I am looking for a skilled mobile app developer who can create a native app for both Android and iOS platforms. The project requires the following: Features: - Data base: PostgreSQL or MySQL or MongoDB - Make PDF from data base: Apache PDFBox or iText - Email service: SendGrid or Mailgun - STORAGE of PDF: Apple (iOS): Secure Enclave API and Google (Android): Keystore System - PAYMENT : stripe - ESIGNATURE : service's API to initiate sending a one-time password (OTP) via SMS. DocuSign or Adobe Sign or SignNow Design : Design already done on Figma English version : (Copy)?type=design&node-id=0%3A1&mode=design&t=fWuFnb5PnhqXNVYT-1 French version :

More details: Which platforms do you want your Flutter app to be developed for? Both What is the primary function of your app? E-commerce Do you need any specific integrations? Payment gateway

I'm in need of an individual with superior skills in handling EFI file management. There wasn't any specific selection for the tasks needed, so I'd like to find a candidate versatile and knowledgeable in recovery and backup, file organization and sorting, a... as well as troubleshooting and error fixing. To be ideal for this role: - You should have extensive past experience in EFI file management. - Having successful project outcomes, you can share will be beneficial. - The ability to provide a detailed project proposal outlining your approach and strategy. Lastly, it wasn't specified which operating systems need assistance with, so expertise in Windows, macOS and Linux will be highly beneficial. Your ability to assist across multiple platforms will stand you i...

I'm seeking an Android app developer who is well-versed with implementing various types of ads into mobile applications. Specifically, I'm looking to include banner, interstitial, and video ads, to maximize revenue and user engagement. Key Requirements: - Proficiency in Android app development - Previous experience implementing banner, interstitial, and video ads into apps - Familiarity with ad networks like Facebook Audience Network, liftoff, mintegral, inmobi, and Applovin Your responsibilities will include: - Integrating the specified ad types seamlessly into the app - Ensuring the ads are displayed at appropriate times and do not disrupt user experience - Carrying out testing to guarantee the ads are functioning correctly - Optimization of ad pl...

I need a console application that can sign PDF files. The application should support both electronic and digital signatures. - The application must be developed for Windows. - It should take two parameters: the name of the PDF file to be signed and a token password. - I do not require any logging capabilities within the application. The ideal freelancer for this job should have: - Experience in developing console applications, especially for Windows. - Proficiency in handling PDF files programmatically. - Knowledge of electronic and digital signature methods.

...VOIP issues. Your Responsibilities: - Engage in network configuration and maintenance, ensuring optimal performance. - Efficiently troubleshoot network, VOIP and server issues as they arise. - Implement VOIP solutions as part of our network performance enhancement strategy. Access: - You'll be provided with remote access to the systems. Ideal Skills: - Advanced knowledge in networking, VOIP, Windows Server, and Linux Server. - Proven experience in network configuration, troubleshooting, and VOIP implementation. - Experience with Mikrotik would be an added advantage. Understanding the primary goal of enhancing network performance is crucial. I'm looking for someone who can handle these tasks with efficiency and professionalism. I'm not looking for someone th...

I'm seeking a talented app developer to design and build a user-friendly food ordering platform specifically for Android devices. The key features of this app should include: • User registration: The app should have a robust user registration feature, enabling customers to sign-up and maintain personalized profiles. • Menu browsing: Integration of a comprehensive and easily navigable food menu is crucial. The menu should allow users to browse a wide variety of dishes, add to cart and place orders. Although not mandatory, experience in UI/UX design and a background in creating similar food-based apps would be a great advantage. The app should also support UPI - a popular payment interface in India - for transaction purposes. If possible, introducing an option ...

As a Blockchain & Web 3 Developer, you'll lead in crafting, coding, and rolling out decentralized applications (DApps) and Web 3.0 solutions. Your expertise in blockchain tech and decentralized systems will be pivotal in driving innovative projects across various domains. You'll collaborate wi...teams, design robust architectures, and keep abreast of cutting-edge developments in blockchain and Web 3.0 realms. Primary responsibilities: 1. Architect, code, and deploy DApps on blockchain platforms. 2. Execute smart contracts and blockchain protocols for secure transactions. 3. Work closely with product teams to translate requirements into tech specs. 4. Integrate blockchain into existing web apps, unlocking new features. 5. Research and assess emerging blockchain tech f...

I require urgent assistance with setting up a Remote Desktop Protocol (RDP) on a Windows Virtual Private Server (VPS). The features and capabilities required are currently unspecified, but potential candidates may be tasked with enabling varying functionalities as the project moves forward. Ideal Skills for the Job: - Proficiency in Windows OS - VPS set-up and management - Knowledge of RDP implementation Your ability to effectively communicate and provide suggestions for potential features or capabilities will be highly appreciated. I am looking to complete this project ASAP, hence freelancers who can work within a short time frame will be highly considered.

I'm in need of an experienced software developer, specifically one with expertise in Android mobile app development. The primary focus of the app will be social networking. The key requirements for the project include: - Developing the app specifically for the Android platform - Implementing social networking functionalities, such as user profiles, messaging, and news feed - Ensuring the app is user-friendly, intuitive, and aesthetically pleasing Ideal skills and experience for this job: - Proficiency in Android app development - Prior experience working on social networking applications - Strong understanding of UI/UX principles - Ability to deliver high-quality code and ensure the app is stable and scalable.

I'm in need of a skilled Python coder who can develop an automation script for me. Key requirements: - Proficient in Python: You should be well-versed in Python and have a good understanding of its automation capabilities. - Automatio...skilled Python coder who can develop an automation script for me. Key requirements: - Proficient in Python: You should be well-versed in Python and have a good understanding of its automation capabilities. - Automation Script: You'll be creating a script that can automate certain tasks for me. - Windows Platform: The script you develop must be compatible with the Windows platform. Ideal skills and experience: - Proven experience in developing Python automation scripts. - A good understanding of Windows systems and how to ...

I'm in need of a talented software developer that can create a desktop application compatibile with the Windows operating system for data management purposes. Key Responsibilities: - Develop a desktop software - Ensure software is fully compatible with Windows - Design software for effective data management The ideal candidate should have: - Proficient with C++, Java, or other relevant languages - Strong understanding of data structures - Experience in Windows software development - Proven record in developing data management tools. This project will require not only technical skills but also creativity and innovation. Your input on the software's functionality and usability will be highly appreciated as I want to ensure the software is user-friendly. ...

I'm in need of an expert in Android mobile game development for my Ludo game app. This is a real money gaming app so experience in similar projects will be highly valued. Key Features: - The game must support Multiplayer functionality allowing multiple players to engage at once. - I want a Leaderboard feature to increase competitiveness among players by ranking them according to their scores and achievements. Design: - Should be fully customizable to provide users with a unique gaming experience. Aesthetic value and user-friendly navigation are key premises. Ideal Expertise: - Extensive experience in Android game development. - Prior experience with real money gaming apps. - Proficiency in implementing multiplayer functionality and leaderboard systems. -...

I'm seeking an Android developer to create an application that will enable biometric login and store user data securely in an online database. Here's a more detailed overview of the project: - The app will require users to login using their fingerprint exclusively. - The online database will be provided by us, and will be used to store user information. - Users should be able to access the app and view only their personal details and account settings after successful authentication. Ideal candidate for this project should have: - Proficiency in Android development, with clear experience in biometric authentication integration. - Proven track record of securely storing and retrieving data from online databases. - Knowledge of real-time data synchronization for seam...

...seeking a skilled software developer to create a table management software exclusively for my single restaurant. The developed software must be Windows-compatible and have an efficient capabilities to manage reservations. The prospective freelancer for this job should possess the following skills and experiences: - Deep understanding and proficiency in Windows-based software development. - Proven track-record in developing successful reservation management systems. - Knowledge in restaurant operations, specifically focused on single-chain restaurants. Key Deliverables: - A fully functional, fully tested reservation management software. - Windows compatibility. - Comprehensive training on how to use the software. Note that this project requires a unique focus o...

I'm in need of an experienced developer who can create a USDT flashing software for me. This software will primarily be used for testing purposes, so it doesn't need to execute real transactions. Key Requirements: - Develop this software to work specifically on Windows platform. - It should be capable of simulating USDT transactions with balance display features. - The software should be user-friendly and easy to use, suitable for my testing needs. Ideal Freelancer: - Experience with cryptocurrency development, specifically with USDT and blockchain technology. - Proficient in software development and testing. - Prior experience in creating similar software will be an advantage. Please provide any example projects and demonstrate your expertise in the field. Looking fo...

Looking for an experienced Android developer to create a specialized application compatible with Android 9.0 Pie and potentially beyond, tailored to interact with InDriver notifications. The app's main functionality includes detecting incoming InDriver notifications and automatically clicking in two specific places on the screen. The goal is to streamline the process for users interacting with InDriver notifications, enhancing efficiency and convenience. Additionally, the application should incorporate security measures to prevent unauthorized copying or duplication of its functionality. This could involve implementing individual monthly keys or account-based protection systems. Candidates with expertise in Android development, particularly notification interact...

I'm seeking a skilled Azure expert to help me enhance the remote desktop services (RDS) on my Windows Server 2019 Datacentre. Key tasks involve: - Increasing the concurrent RDS remote sessions from 2 to 5. - Users are already configured and operational- it is just concurrent sessions that are the issue beyond 2. - Ensuring the transition is seamless for users and does not disrupt existing services. Ideal skills and experience for this project include: - Proficiency in Azure and Windows Server 2019, with a proven track record of successful RDS configuration. - Strong understanding of user access control and permissions, particularly in a business context. - Familiarity with accounting applications and their configuration on a server. - Excellent communication skills an...

We are looking for a talented freelancer to create a sports league management system. The system should support various aspects of sports league management, including scheduling matches, tracking results, managing teams and players, and generating league rankings. The system should be user-friendly, easy to navigate and have a visually attractive interface. The ideal candidate should have experience building similar systems and have strong programming skills. This project requires excellent problem-solving skills, attention to detail and the ability to meet tight deadlines. I am sending more details below. Level 1 Creation of a league management system along with a website template that will display information about the created league. I. Possibility to create competitions: A. Ch...

Added to .net 8 Android MAUI the IOS version with firebase push notification working. I will provide fully functional project on Android I need the IOS version with instructions for debugging and publishing on the App Store.

I need a live RSTP signal viewer developed for both Android and iOS platforms. Key Requirements: - The app will simply display a real-time RSTP signal. - Users should not have any interaction with the signal beyond viewing. - No additional security measures are necessary for the transmission. The ideal developer should have: - Proficiency in developing Android and iOS applications. - Prior experience working with live streaming protocols, particularly RSTP. - Knowledge of creating a smooth, user-friendly video viewing experience. Please include relevant experience in your proposal.

I'm in urgent need of a knowledgeable and efficient app developer capable of creating a mobile app focused on facilitating an online bidding process. The ideal candidate should have: - Experience in developing mobile applications, preferably with a portfolio showcasing similar projects. - Proficiency in adding e-commerce features to enable seamless online purchasing. - Ability in ensuring fast, responsive, and user-friendly app designs. - Skills to incorporate secure payment systems to protect customer information. - Ability to complete project urgently, given the ASAP timeframe. If you can handle the constraints of time, while maintaining top-notch quality, you could be the perfect fit for this project. Looking forward to your prompt responses.

...integration to build a custom standalone Text to Voice AI and Voice to Text software for use on Windows. This software should allow us to integrate our own voice and should be adaptable to our specific needs. Key Features: - Support for English, Sanskrit and Hindi languages - Ability to integrate with other software platforms - Customizable voice tones to meet diverse content needs - Compatibility with Windows and MAC systems This project is aimed at enabling our YouTube channel to provide custom content and improving our viewer’s experience. The ideal freelancer would have experience in developing similar software, a solid understanding of language processing, as well as strong familiarity with Windows systems and their architecture. Knowledge in develo...

...for a talented app developer to create a cutting-edge mobile application for my Hindi news website. The primary platforms I am targeting are iOS and Android. Key Features: - Push Notifications: I want the app to have an efficient system for sending breaking news alerts that will keep users informed and engaged. - Offline Reading Mode: It's important for my users to be able to access news articles even when they're not connected to the internet. Design and Branding: I have a specific design and branding guidelines in mind for the app. It is important that the final product aligns with these to ensure a consistent and professional image for my news channel. Ideal Skills and Experience: - Proven experience in developing iOS and Android apps. - Fam...

...understanding of API integration in apps. How the app will work - User opens app - app instantly opens camera - user taken photo - Photo will be analyzed with Vision OCR - the analysed text will be sent to GPT - GPT Gives the answer to the user. Key Requirements: - I want to work with a freelancer not a Agency. - The app needs to be developed for both IOS and Android. - Specialized AI skills are crucial, specifically expert knowledge of OCR for text recognition and GPT-3 or GPT-4 for language prediction. -App needs to work seamless and the data handled correctly. Skills and Experience: - Extensive experience with AI and OCR integrations. - Familiarity with language prediction tools such as GPT-3 or GPT-4. - history of developing apps for both IOS and Andr...

I'm looking to update the source code of my existing app to accommodate several new features and enhancements to the existing feature about points rewarding such as ...effectively. Ideal Skills and Experience: - Proven experience in updating and enhancing app source code - Proficient in integrating push notification functionalities - Previous experience in implementing Google Maps API for app features - Strong background in user authentication systems, particularly with phone numbers and OTP - Familiarity with implementing and managing subscription models within apps This project requires a developer who not only has the technical skills to make these updates but also the vision to ensure that the new features are well-integrated and user-friendly. Thank you for your interest...

...working Lab Streaming Layer project in Android Studio. I need the Android Studio project for Android LSL which requires the Android Studio project for the Java LSL to be built first. Requirements: - Build the Java project. - Use its outputs to build the Android project. - The Android project must build the simplest APK. Blank UI. Just to be used as proof the project builds and the native libraries all build. Deliverables: - output from java project - exported zipped android studio Java LSL project so I can import it into my android studio - exported zipped android studio Android LSL project so I can import it into my android studio - any additional libraries you

I have a Windows 10 system which is currently blocking ports 9876, 9877, 27015, and 27016. I need to ensure that these ports are accessible for both incoming and outgoing connections. Key Tasks: - Identify the existing issue(s) with the Windows Defender Firewall that is preventing access to these ports. - Fix the existing Configuration on the firewall to allow both incoming and outgoing connections through ports 9876, 9877, 27015, and 27016. Your Experience: - Proficient in Windows 11 firewall configuration - Experienced in troubleshooting port access issues - Familiar with network security and best practices - Skilled in providing secure access to ports while maintaining system integrity

hi, I want a simple android application. I have a PLS file. It is a nonstop broadcast audio. The app need to send that audio to zello application. Thus the idea is the only audio that goes to the other application is the PLS file. I dont wanna hear other things (audio) of the phone

I have a Flutter app that has been performi...have a Flutter app that has been performing poorly on Android. I need a skilled developer to work on fixing these issues. Key Points: - The app is built specifically for Android. - The primary problem I'm facing is related to performance issues. The app is not as responsive as I'd like it to be. - The app is integrated with several third-party services and APIs. Ideal Skills and Experience: - Strong background in Flutter development, specifically for Android. - Proven experience in resolving performance issues in mobile applications. - Familiarity with integrating third-party services and APIs in Flutter apps. I'm looking for a professional who can efficiently address these performance probl...