Coding mobile websiteprojekty

I am looking for a talented professional to develop a mobile application for both iOS and Android platforms. The primary function of this app would be AI-enhancement, particularly focusing on the Computer Vision feature. Ideal Experience and Skills: * Proficient in iOS and Android development * Strong background in AI, especially Computer Vision * Experience in integrating AI capabilities into mobile apps The app will also have an in-built feature to solve questions, further incorporating the AI function. Make sure that the AI is robust enough to provide accurate solutions. Please apply if you have a proven track record in developing AI-based mobile applications. Demonstration of a similar project in your portfolio will be a plus point.

I am in need of a skilled QA professional who can meticulously test mobile applications and websites, identifying bugs and ensuring they are addressed before the software goes live. It's key to have the most recent iPhone and a Samsung Galaxy, as the platforms need to be tested across these devices. Key Responsibilities: - Review mobile apps and websites - Detect and report bugs - Ensure issues are resolved - Communicate with developers effectively - Test across the latest iPhone and Samsung Galaxy What I'm Looking For: - Proven experience in QA testing - Proficiency in detecting and resolving functional bugs, performance issues, and user interface glitches - Excellent communication skills to report bugs and issues effectively - Ownership of the latest iPhone and ...

I'm in search of a C developer with strong math skills, particularly in electromagnetism. The primary objective of this contract is to enhance calculation optimization in line with efficient coding practices. Your expertise will help steer the physics of the underlying calculations for a more streamlined functionality. Key Tasks: * Calculation optimization focusing primarily on code efficiency * Commenting and providing a succinct documentation The project is expected to be wrapped up in two days. The whole source code will be provided by me, and note that there's no Git involved in this project - that is a separate endeavor. Consequently, proficiency in managing source code manually is essential. Electronic mathematics and cpu. Ideal Skills: * Proficient C programmin...

I'm in need of a full-time, mid-level software developer to join our e-commerce company. You should be proficient in Python, Java, and PHP. Your primary responsibilities will include: - Coding and programming: Developing robust, scalable software solutions for our e-commerce platform. - Database management: Ensuring the efficient operation of our databases and managing related processes. - Bug fixing and troubleshooting: Identifying and addressing software issues to maximize performance. Your experience should ideally span 2-5 years, giving you a good understanding of the nuances of software development. In addition to your technical prowess, you should be able to work efficiently within a team and communicate effectively. Your input will be crucial in enhancing our e-commer...

I require development of a website and apps for iOS and Android platforms, with matching features and functionalities for a mobile data plan service. This project necessitates: - The creation of user accounts and profile management system. - Capabilities for subscribing to various mobile data plans - Seamless synchronization between website and mobile apps Ideal candidates should have prior experience in eCommerce site design and mobile app development, and be fluent in creating user-friendly interfaces. A grasp on data security measures for user account management and subscription systems is also essential. cellForRowAtIndexPath.

I have a mobile app that i need to upgrade and make some changes to. Maybe move it to a cross platform if the price is right.

I'm looking for an experienced back and front end web developer who specializes in WordPress. The t...Front End Developer Responsibilities: - Fix WooCommerce related issues - Resolve theme errors and ensure smooth functioning - Correct responsive design issues and CSS conflicts - Undertake necessary programming tasks related to the theme Ideal candidates should: - Have a strong understanding of WordPress - Be proficient in WooCommerce and its ecosystem - Be skilled at resolving theme errors and coding - Be experienced in handling responsive design and CSS issues - Possess good programming skills for custom theme requirements Please note that the theme errors need to be handled with precision and efficiency. The project success will depend on how well these issues are addresse...

Project Description: Mobile Application for Inventory Management Objective: Develop a Minimum Viable Product (MVP) of an Android application for inventory management and tracking using GPS and Bluetooth beacons. Technology: Flutter Key Requirements The Application -------------------------- - The app should primarily be developed in Flutter. However, since a Foreground service is required to run indefinitely in the background, it is acceptable to create this service in Kotlin or Java. Communication between Flutter and the native code should be done via Platform Channels (MethodChannel and EventChannel). User Interface ----------------------- The app should have three main screens: - Splash Screen: Displays the app logo. - Login Screen: User authentication with username and pa...

PiipAi is actively seeking a dedicated and experienced QA (SOFTWARE TESTER) to join our dynamic team. About Us: PiipAi is a forward-thinking software company committed to delivering innovative solutions that empower businesses. Our flagship product is a comprehensive Human Resource management suite designed to streamline operations and optimize people management. We envision this suite as a specialized CRM, tailored specifically to people-centric management. Role and Responsibilities: As a QA (Software Tester) at PiipAi, your role is pivotal in ensuring the quality and reliability of our software. You will work closely with our development team to meticulously test and validate our applications, identifying and rectifying any issues that may arise. Key responsibilities include: - Conductin...

I'm in need of a professional who can help me finalize my app by integrating a colour recognition feature. The deadline is May 22, 2024. Key Requirements: - Add a Colour Recognition Feature: The primary task is to implement a colour recognition feature into the app. This will involve both integrating the functionality and e...edit the database effectively. Ideal Freelancer: - Experienced App Developer: You should have a proven track record in app development, with a particular focus on database integration and feature addition. - Proficient in Colour Recognition: Knowledge of how to implement colour recognition features within apps will be highly beneficial. - Effective Communicator: The ability to explain complex coding concepts in a clear and concise manner is essential fo...

...need of a competent web developer who is experienced with Bootstrap and can troubleshoot issues affecting the mobile browser version of my website. Key Tasks: - Identify and rectify issues causing browser compatibility problems - Ensure full responsiveness across different mobile browsers, particularly Safari, Chrome, and Firefox - Confirm that website's layout is consistent and functional on all devices The initial issue seems to be centered around Bootstrap, and hence, your understanding and experience with this framework is crucial. While I'm not certain if the Bootstrap framework itself is the root cause, your ability to investigate and resolve all possible problems affecting mobile responsiveness is highly sought. Ideal Skills and Experience...

I'm looking for a skilled coder to program a robot using ...Parralax servo. The goal is for the robot to navigate through a fixed blueprint maze without the use of sensors. Key Tasks: - Coding the robot to follow a fixed maze blueprint - Implementing line following, obstacle avoidance, and remote control functionalities Ideal freelancer candidates should: - Have in-depth experience with Microbit Makecode and Parralax servo - Demonstrate ability to create complex movement patterns within strict parameters - Provide past work examples showcasing similar tasks This project requires meticulous attention to detail to effectively program a robot that can independently navigate a preset labyrinth. Your expertise in this specific coding language and hardware will be a critic...

...project manager experienced in WooCommerce and dropshipping, who can help in setting up a large-scale e-commerce website. This website will host an extensive range of product categories. We are looking at using Ali2Woo as we want to achieve large bulk product uploads. Key Responsibilities: - Managing the overall project - Overseeing necessary WooCommerce configurations - Implementing a bold and vibrant website design Required Skills and Experience: - Extensive experience with WooCommerce - Familiarity with dropshipping business model - Ability to manage large-scale e-commerce projects - Experience in creating and implanting bold, vibrant web designs This isn't just a coding job. The ideal candidate is someone who can take the lead in making strate...

I need a skilled Pine Script coder for TradingView to help with extracting code from a restricted invite-only script. This script is accessible to me but is otherwise restricted. Key Responsibilities: - E...skilled Pine Script coder for TradingView to help with extracting code from a restricted invite-only script. This script is accessible to me but is otherwise restricted. Key Responsibilities: - Extract the code from the restricted script - Perform major modifications as needed (e.g., changing algorithm, adding/removing features) Ideal Skills and Experience: - Strong experience in Pine Script coding for TradingView - Proven track record of extracting and modifying code from restricted or invite-only scripts - Ability to make significant changes to a given algorithm, indicator o...

I'm in need of a skilled mobile app developer, ideally with experience in hybrid platforms such as Flutter. The app I'm looking to develop is a translation tool, not a translation engine. It needs to be compatible with both iOS and Android platforms, as well as a web application. Key Features: - Text Input Translation - Voice Input Translation - Camera Input Translation The app will be integrated with a third-party translation service to provide accurate translation services. The primary goal of the initial version of this app is to have a functioning and seamless translation service across these mediums. The translation service should be able to handle input using text, voice, and the camera interchangeably. You will need to implement the UI/UX and backend logic for t...

I'm looking for an experienced mobile automation tester who is proficient in Appium and TestNG framework. - Target Platforms: I need the testing to work for both Android and iOS. This includes setting up the necessary environment for this cross-platform testing. - Types of Tests: I'd like to automate Functional, Regression and Performance tests. The freelancer should have a strong understanding and experience in automating these specific types of tests. - Devices/Emulators: The tests should be performed on any available device. There is no specific device or emulator requirements. Ideal Skills: - Proficiency in Appium and TestNG framework - Experience in cross-platform mobile testing (Android and iOS) - Proven background in automating Functional, Regression and ...

I'm looking for an experienced mobile automation tester who is proficient in Appium and TestNG framework. - Target Platforms: I need the testing to work for both Android and iOS. This includes setting up the necessary environment for this cross-platform testing. - Types of Tests: I'd like to automate Functional, Regression and Performance tests. The freelancer should have a strong understanding and experience in automating these specific types of tests. - Devices/Emulators: The tests should be performed on any available device. There is no specific device or emulator requirements. Ideal Skills: - Proficiency in Appium and TestNG framework - Experience in cross-platform mobile testing (Android and iOS) - Proven background in automating Functional, Regression and ...

I am looking for someone that can do coding and modify arcade cards please.

I need an adept UI/UX designer versed in creating intuitive and stunning designs for a mobile application primarily dedicated to selling products or services. The app competes with some similar local businesses, making it critical to stand out in the market with a unique and user-friendly interface. Ideal Skills and Experience: - Expertise in mobile app design. - Proven track record of designing eCommerce applications. - Knowledgeable about the latest design trends. - Experience in creating user-friendly interfaces. - Excellent understanding of user-centric design principles. The main goal is to create an engaging and smooth user experience that would turn visitors into customers, outshining our local competitors.

I'm in need of an experienced developer to build a robust social networking mobile app that runs seamlessly on both Android and iOS platforms. Key Requirements: - Developing a social networking mobile application for both Android and iOS. - Ensure smooth functionality across all devices and versions. - The app should offer high performance and security. Ideal Skills: - Proficiency in using both Android and iOS SDKs. - Experience in building and deploying social networking apps. - Understanding of user interface and user experience (UI/UX) design for mobile apps.

I'm in need of a mobile application that will help me track the items stored in various boxes. The application must be versatile, enabling me to create and scan QR codes, maintain a detailed list of items per box, and even take photos and add images for better organization and identification. Key Features & Functionality: - Tracking Items in Different Boxes: The primary and most crucial function of the app is to enable the user to keep a comprehensive record of the items stored in various boxes. - QR Code Creation & Scanning: The app should offer the functionality to generate QR codes for items and boxes, and the ability to scan these codes for easy data input. - Item Lists per Box: It is essential that the app can maintain a list of items uniquely attributed to each b...

I'm seeking a highly competent mobile app developer to create an intuitive mobile application for automobile insurance. The application needs to be highly user-friendly and should be accessible on both iOS and Android platforms. Key Features: - The app should collect information from various automobile insurance companies in one location which will help users to compare and choose the best option. - The ability to generate quotes from multiple insurance companies is a must. - It should also support claim reporting and policy management functionalities. Ideal Candidate: - Experience in developing insurance related mobile applications is desirable. - Must have previous experience creating apps for both iOS and Android. - Knowledge in integrating third-party APIs t...

As the client, I'm looking for an experienced Java programmer to build a stripped-down visual representation of Pacman game mechanics for a basic coding project. Only in Programming 4.3 IDE. Key Functionalities: - Pacman Movement: Program the user's ability to control and move Pacman around the maze. - Pellet Consumption: Pacman should be able to eat pellets within the game. - Ghost Behaviors: Ensure ghost characters are present and exhibit the expected behaviors. Design and Visuals: Design need not be complicated. I require a simple, minimalistic design that effectively communicates game mechanics without overwhelming visuals. Ideal Skills and Experience: - Solid experience in Java programming - Previous experience creating game prototypes would be a plus - A kee...

I'm in need of a talented UI/UX designer, with a primary focus on improving the visual aesthetics of my mobile and web platforms. The ideal candidate will have experience in minimalist design. Key Requirements: - Proficiency in both mobile and web platform design - Prior experience in design - Strong portfolio demonstrating visual aesthetic improvements - Ability to balance aesthetic appeal with usability and functionality - Understanding of user experience principles If you also have experience in: - Implementing design strategies that improve user experience - Enhancing conversion rates through design - Incorporating elements of minimalist design into modern UI/UX Please do apply.

We need to create a compatible web application for android / IOS with backend and database. The application you want to build is the typical social contact network (tinder, peanut, etc.) But very simplified: A user can perform the following actions: Register and create his profile, filling out a minimum data or at least some fields or options Search other registered users based on search criteria Add selected users to his favorite list Open a chat with registered users Set up his email or password. As a summary, there would be approximately 8 screens: Registration, Home, Profile, Search, Results, Chat, Favorites, Settings Contact to know the requirements and technical details deeply Do not hesitate to contact us with any questions or concerns.

I am specifically seeking Anup for this project. I aim to have a mobile app developed for both iOS and Android platforms. Key features should include in-app purchases and push notifications. Furthermore, I would like the app to seamlessly integrate with a website, providing a smooth and cohesive user experience. Ideal candidates will have: - Proficiency in both iOS and Android app development - Experience implementing in-app purchases and push notifications - A strong understanding of website integration into mobile apps - Excellent communication skills, as collaboration will be key to ensure all elements are seamlessly integrated. Please only apply for this project if you have the necessary skills and experience for a successful delivery.

...Wordpress (Elementor) to create a fun and playful mobile app game website. The website will consist of 3 pages and will be designed to be fun and playful in style. Mobile application is already live and in production so the visual styling will have to be matched. Required: all Lighthouse metrics above 90 - **Pages**: Homepage - current active games carousel (fetch via API) - leaderboards (fetch via API) - prize winners with status carousel (shipped, waiting for contact...) - download section - about section - testimonial section - CTA section Terms of service - textual content Privacy policy - textual content The ideal candidate for this project should be: - Proficient in Wordpress (Elementor) to create a dynamic and user-friendly website. - A goo...

Need an expert in WordPress custom theme development with custom PHP coding. No time wasters! Only custom theme and plugin developers should apply. No template proposals, please Thanks!

...internet connection, specifically mobile data, to help me set up a reliable network for multiple devices. This internet connection is highly needed for various purposes, including but not limited to, effective email communication, comprehensive online research, and efficient social media networking. Here are the specific requirements: 1. Internet Type: My preference is mobile data. I expect you to provide a solid solution that will offer uninterrupted internet connection and advise on a good data plan suitable for heavy usage. 2. Devices: This network should comfortably support more than five devices concurrently without compromising its speed or reliability. 3. Skills: Ideally, you should be savvy in network management, show a strong knowledge of mobile data us...

To begin, we’re on the hunt for a highly skilled and experienced freelancer with a strong background in both economics and finance. Specifically, we require your proficiency in Stata and Matlab coding as well as a deep understanding of the Ramsey-Cass-Koopmans growth model. For this project, your responsibilities include but won't be limited to: - Coding in Stata and Matlab with proficiency. - Accurately interpreting and utilizing the Ramsey-Cass-Koopmans growth model. - Applying your economic and financial knowledge for effective economic modeling. We're looking to complete an advanced level of economic modeling. Therefore, you will need to demonstrate a high degree of competence and experience in complex economic theories, principles, and modeling. Your ...

I'm looking for a mobile app developer to create an Android app that will serve as a platform for users to engage. Key Features: - **User Login and Registration:** The app should allow users to create accounts and log into them. User data should be stored securely. - **Push Notifications:** I want the ability to send push notifications to users through the app. This feature should be robust, allowing for targeted and engaging notifications. I'm eager to see your past work in mobile app development, particularly for the Android platform. Experience with push notification systems and secure user authentication is a plus. If you're confident in your ability to deliver a solid app that fulfills the outlined requirements, please get in touch.

Anchor links aren't going to the right place on the mobile version of my Wordpress site I need a developer who can provide advice on this and hopefully a quick fix.

I am in need of an experienced website developer with over 10 years of professional coding experience.

I currently have a mobile application where users submit dates. I'm in need of a skilled individual to verify that these dates are in correct format and are valid. Key requirements: - Expert in date verification - Experience with mobile application data parsing - Attention to detail The primary goal is to ensure that the dates being submitted are correct, sticking to the format of DD/MM/YYYY and that the dates submitted are valid (not future dates, for example). Your work will be crucial in maintaining the integrity of our data and ensuring a smooth user experience. Experience in user-submitted form date verification is definitely a plus.

I'm looking for an experienced mobile app developer who can build a feature-rich e-commerce app that will work seamlessly on both Android and iOS. The app will cater to a WordPress-based online shop, ensuring customers have a smooth shopping experience with access to unique features. Key Features & Functionalities: - User Registration & Login: A seamless and secure process for users to create accounts and log in. - Push Notifications: Utilizing notifications to engage with users and keep them updated with the latest offers, deals, and more. - Connected to WordPress Shop: The app should effectively fetch and display product data from the existing WordPress shop, ensuring real-time updates of the product catalog. - Custom Stock Management: Admin should have the capabilit...

I urgently need a skilled Wordpress developer to help me with a few key aspects of my site. - Theme Customization: I have a theme in place but need it tweaked to fit my needs better. I need someone who can customize it without breaking the overall design and functionality. - Plugin Development: I also need some plugins configured and set...Development: I also need some plugins configured and set up for my Wordpress site. The plugins are 3rd party ad need to be confugured. - Ongoing support and troubleshooting I need someone who can start immediately and has great experience in general web page troubleshooting and maintenance, theme customization, plugin development and performance optimization for Wordpress. Your understanding of clean coding practices and SEO optimization is a ...

I'm seeking an adept professional to develop a cross-platform app for real estate. Available on iOS, Android, and Web, the app's function...features allowing: - User registration/login: Smooth user registration and login process. - Agent registration/login: Smooth Agent registration and login process. - Property listing details: Detailed information showcased for each property listing on Map. - Contact agent/owner: Messaging feature facilitates communication between users and property agents/owners. Ideal candidates will have a proven mobile and web app development track record, preferably in real estate. Proficiency in implementing the aforementioned functionalities and features is critical. Note: The properties and land must also be visualized on the Map. I look f...

Here we need some of new futures and updates in our app need updates App is in flutter coding for more details can see the documentation all backend part completed need to develop only frontend part only my budget is 4k only interested people participate in bid

I'm looking ...skilled and experienced coder to work remotely on a website development project. The project involves: - Building a website: Your primary task will be to create a professional website from scratch. This includes developing the site's front-end and back-end, and ensuring it is functional, user-friendly, and visually appealing. I'm open to hearing your suggestions on the programming languages and technologies to be used for the project. Your expertise in coding and web development will be crucial in bringing this project to life. Prior experience with similar projects and a portfolio of past work will be highly regarded. Looking forward to collaborating with a talented coder who can take ownership of this project and deliver a hi...

I have a project that requires extensive knowledge in Scala Java, focused on analyzing post metrics from social media. Responsibilities include: - Coding in Scala Java to retrieve and analyze social media post metrics - Performing data analysis in order to draw actionable insights The suitable freelancer for this job is someone with previous experience in Scala Java and data analysis, preferably involving social media data. The task requires in-depth knowledge in data sorting and categorization methods and a good understanding of social media platforms.

...Specifications for our Mobile Money Solution 1. Context and Objectives Our goal is to provide subscribers of a mobile phone company with an innovative mobile money solution. This solution will allow users to perform various financial transactions and payment operations from an iOS/Android mobile application. To carry out this project, we are looking for a competent and experienced IT developer company to ensure the development, deployment, and support of the Mobile Money solution. Preliminary and non-definitive mockups of the solution are provided in the appendix to illustrate the functional expectations. 2. Functional Scope The functional scope of the Mobile Money solution must cover at least: - Management of a virtual wallet account per user...

I'm looking for a Figma expert to design the User Interface for my mobile app. The app is expected to have between 10-20 screens. Key Responsibilities: - Design the mobile app UI using Figma. - Design the UI in a way that is visually appealing and user-friendly. Ideal Skills and Experience: - Proficient in Figma and mobile UI design. - Strong understanding of user experience and user interface design. - Previous experience designing mobile apps with 10-20 screens. - Good at communication to understand the app's functionalities. If you are interested in this project, please share some of your previous work with me.

...within a week. Key tasks include: - Engine Performance: The engine should be tweaked to generate more horsepower, making the car more powerful. - Fuel Efficiency: Along with boosting the engine's horsepower, you need to alter the coding to make the car more fuel-efficient. - Lighting Effects: The vehicle's lighting system should be adjusted to custom effects that suit my personal preference. - Audio System: The coding should also improve the car's default audio system to offer a superior sound experience. Ideal candidates would be familiar with BMW coding, particularly for the 5 series model, and understand how to enhance functionality without compromising the vehicle's existing features. Experience with automotive lighting and sound...

I am seeking a highly skilled web developer to create a photography-oriented website. The primary features should include: - Image galleries sorted into specific groups. - User interaction, such as the ability to upload, comment on, and rate photos using a numeric scoring system from 1-10. - User registration via social media login, providing ease and efficiency for active social media users to interact with the site. - A comment moderation system that auto-approves comments but allows for manual review if necessary. Your experience in building web platforms with user generated content will be valuable, as will knowledge of rating and moderation systems. Fluency in coding that enables smooth social media integration is key in this project. Please bid if you have proficient ...

Looking for a skilled web designer and developer to work full time on our customers websites. Your primary responsibilities will include graphic design, HTML/CSS coding, JavaScript and Bootstrap programming in Spanish and English Key Responsibilities: - Develop and maintain websites using HTML, CSS, JavaScript and Bootstrap using our proprietary CMS. - Implement interactive features and dynamic content using JavaScript. - Optimize images for fast loading. Must be strong in responsive design using CSS media queries. Skills and Experience: - Proficiency in Graphic Design software. - Strong experience in HTML/CSS. - Proven track record in JavaScript programming. - Ability to work creatively and proficiently. - Excellent communication and collaboration skills. - Strong...

I'm aiming to create a mobile dog wash self service that will target Dog Parks and mobile pet grooming businesses. The main goal for this project is to design a functional, visually appealing, and practical dog wash trailer that can be operated as a stand-alone business. Key Requirements: - I want the trailer to be equipped with high-quality dog grooming equipment, Which I know what I am using. The design should be such that it can accommodate multiple dog's needs. - A proper water supply and drainage system is a must, ensuring efficient water usage and waste management a storage tank both clean a dirty. - The trailer should have enough storage space for a large battery-powered solar on top invertor siding that comes off during the summer and glass walls that go on...

...online service booking platform targeted at legal professionals. The project includes creating both a web application and a mobile application for service providers. Responsibilities:Design and develop an intuitive user interface for three distinct profiles: clients (bailiffs), service providers (drivers, couriers, movers, locksmiths), and administrators. Integrate a real-time booking system with calendar and availability management. Implement secure payment systems and automatic notification features. Ensure compatibility between the web and mobile to best practices for security and data protection. Required Skills:Proven experience in web and mobile in front-end and back-end technologies (e.g., React, Node.js).Experience with SQL or NoSQL databases

...for mobile development and UI/UX design. You'll take charge of designing, coding, and modifying mobile applications to enhance user experience. This role requires collaboration with cross-functional teams to bring new features to life and ensure our applications are both robust and responsive. **Key Responsibilities:** - Design and build advanced applications for both iOS and Android using frameworks like Flutter. - Work alongside other teams to define, design, and deploy exciting new features. - Focus on application performance and user experience. - Maintain high standards of code quality and push for continuous improvement. **What You Need:** - BS/MS in Computer Science, Engineering, or related field. - 2-3 years of full-stack development experience, with ...

I am in need of a skilled 2D artist who can bring a cartoonish art style to life for my mobile game. Key Requirements: - 2D Art Style: I have a specific vision in mind for a cartoonish art style for this game. It's essential that the artist I work with can bring this to life convincingly. - Backgrounds/Environments: The 2D art will primarily be used for backgrounds and environments in the game. - UI/UX Elements: The art will also be used for certain UI/UX elements in the game. Project Scope: - The number of unique backgrounds/environments required is not yet finalized, but will fall within the range of 1-3, 4-6, or more. We can further discuss the exact quantity during the project initiation. Ideal Skills: - Proficient in 2D art and illustration. - Previous experience in c...

I'm looking for a skilled developer to upgrade my mobile app for both iOS and Android. Key Project Details: - The app requires enhancements in its user interface, performance, and speed. - Additional functionalities will be necessary to meet the needs of our users. - The upgraded app should be compatible with both iOS and Android platforms. The ideal freelancer for this project should have: - Proven experience in improving user interfaces, app performance, and adding new features. - An understanding of iOS and Android development best practices. - A strong portfolio that demonstrates successful app upgrades. Please make sure to include relevant examples of your past work and your experience in your proposals.