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...interface and user experience for our website. Key responsibilities include: 1. Translating design mockups and wireframes into high-quality code. 2. Building responsive and interactive user interfaces that engage and delight users. 3. Collaborating with back-end developers and designers to ensure seamless integration of front-end and back-end components. 4. Optimizing website performance and ensuring cross-browser compatibility. 5. Implementing best practices for accessibility and usability. 6. Testing and debugging code to identify and fix issues promptly. 7. Staying up-to-date with the latest trends and technologies in front-end development. Required skills and qualifications: 1. Good communication skills and the ability to articulate technical concepts to non-technical stake...

I have a set of photos taken with my phone that I need to be optimized in Photoshop. These pictures will be used to promote my moving and transport company. Optimizations: - Adjust Brightness and Contrast: Enhance the visual appeal of the images. - Crop and Resize: Ensure the photos are suitable for multiple marketing platforms. - Remove Background: Enhance the professionalism of the images by removing any background distractions. - Logo Inclusion: Incorporate my company's logo onto the images in a way that makes it appear as though it's a natural part of the vehicles. - There are around 25 pictures attached for you to choose from, but i only need 10 max 15 to be edited. You need to use your experience in choosing what is more professional and what will look better for a...

I am in need of a skilled developer to create a group chat applicati...required for the app is text messaging. All users must be authenticated using phone number OTP. This project will require the following skills and experience: - Extensive experience with Flutter and mobile app development - Knowledge of implementing and customizing chat features - Proficiency in creating secure authentication systems, specifically phone number OTP - Past experience in developing cross-platform applications Ideal candidates will also have excellent communication skills, be able to work independently, and provide regular updates on progress. The successful candidate will not only be able to deliver a working application but will also be able to troubleshoot and fix any issues that may arise durin...

I'm looking for a skilled developer to set up my WooCommerce site with Payu as the payment gateway. The site will showcase and sell both physical and digital products. The main aim of this project is to get my products listed on Google Shopping through Google Merchant Center. The ideal candidate for this project should have: - Proficiency in Woocommerce site development - Experience in integrating Payu as a payment gateway - A track record of setting up and integrating Google Merchant Center with WooCommerce sites for Software Products. - An understanding of the intricacies of listing products on Google Shopping - Prior experience in setting up and managing online and in-store inventory on Google Merchant - Must be highly experienced to get approval on Google Mer...

...innovative team. The ideal candidate will have a robust background in software development with more than 7 years of experience, a strong command over various programming languages, and excellent communication skills. Responsibilities: Develop, test, and deploy smart contracts and blockchain-based applications. Design and implement scalable and maintainable microservices architecture. Collaborate with cross-functional teams to deliver high-quality software solutions. Optimize backend processes using Golang for enhanced system performance. Ensure the integration of frontend and backend systems for seamless user experiences. Containerize and orchestrate microservices using Docker and Kubernetes. Skills: Blockchain Proficiency: Expertise in blockchain technologies such as Cosmos-SD...

I'm seeking an adept professional to develop a cross-platform app for real estate. Available on iOS, Android, and Web, the app's functionalities must include: - Property Search: An intuitive, user-friendly interface for users to search properties. - Filter options: Users can filter search results based on different criteria. - Saved favorites: Users can bookmark their preferred properties for future reference. The app should also facilitate user interaction with 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 com...

Looking for an innovative content creator who's skilled in developing engaging social media posts and videos. Given that our target audience spans both B2B and B2C markets, experience in crafting cross-market content is essential. The ultimate goal of the campaign is threefold: - Amassing greater brand recognition - Bolstering website traffic - Sumptuously generating leads Thus, a track record in successfully achieving these objectives would be a huge bonus. Applicants need to possess an understanding of market-specific appeals and be proficient in embracing a variety of social media platforms and video creation tools.

...This unique aspect of the role allows you to approach and engage with candidates who align with our company values and objectives. We will cover any expenses incurred in hiring new candidates. Responsibilities: - Lead the successful delivery of projects, ensuring they meet high-quality standards and deadlines while incorporating an entrepreneurial mindset into team strategies. - Collaborate with cross-functional teams to define project scope, objectives, and deliverables, fostering an environment of innovation and initiative. - Develop project plans, timelines, and budgets, overseeing their execution with an eye for entrepreneurial opportunities and growth. - Proactively identify risks and implement effective mitigation strategies to ensure project success, utilizing entreprene...

I am looking for an experienced React JS developer to convert a Figma design along with a couple of images into a fully responsive and interactive web app...including Google Chrome, Mozilla Firefox, and Safari - Implement user authentication functionality Ideal Skills and Experience: - Proficiency in React JS and modern front-end technologies - Experience in converting Figma designs into interactive web applications - Strong understanding of UI/UX principles - Ability to implement user authentication features - Knowledge of responsive web design and cross-browser compatibility Your role will involve converting the provided designs into a high-quality, interactive web application that meets the outlined requirements. Please provide examples of similar projects you have completed in...

We have a B2B WordPress website that fails Core Web Vitals on mobile and desktop. The site was originally made by one developer, then worked on by another, resulting in many issues due to lack of communication. The website uses Elementor and a customized theme. We would like to work with an expert WordPress developer to improve the site's performance and get it into the green in Core Web Vitals. We also want to remove all unnecessary plugins (currently the site has almost 50 WordPress plugins). We are open to moving the site to a new server if required and rebuilding it to improve performance. Looking to work with an experienced WP developer and performance expert to solve this. Please get in touch if this is something you specialize in and we can discuss this p...

I'm looking for assistance with online data entry to Excel. The task is not overly complex but will involve working with reference numbers and ensuring accurate data entry and cross-referencing. Full training will be given and I will explain all. Budget is hourly and $3 max need to have good understanding of English

I'm urgently looking for a skilled web developer to create a clean, minimalist one-page websit...company. Key Requirements: - The website should be one page only, containing all necessary information about my company, the services we offer and essential contact information. - The design should be clean, minimalist and professional, in line with current web design trends. - The site should be easy to navigate and responsive across all devices. Your Skills: - Proficiency in web development, specifically one-page websites. - Strong design skills with a focus on minimalism. - Experience with responsive design for cross-device compatibility. Please provide examples of your past work and let me know your availability. This is an urgent project, so I'm looking to get i...

...developers to build a cross-platform social networking app for both iOS and Android devices. The app main function will contribute to sparking discussions and interactions through cutting-edge features. Key Features: - User profiles to personalize the user experience. - Provisions for users to establish and manage 'Friend Connections' for continued interactions. - Messaging, ensuring both public and private interactions. - Peer-to-Peer Activity Recognition (PPAR) for enhancing user experience. - Live Streaming capabilities, vital for real time content sharing and interactions. - End-to-end (E2E) conversations, facilitating encrypted and private conversations. Ideal developers for this project would have experience in building apps with similar features, fluent in ...

I'...features: The app should allow users to crop and resize their photos as well as adjust the brightness and contrast. These editing capabilities are essential to meet the needs of my users. - File formats: The app should support JPEG file format, as it is the most commonly used format for sharing pictures. - Multi-platform: The app should be designed for mobile platforms. This means it should run smoothly and efficiently on iOS and Android devices. Ideal candidates should have experience working on photo editing apps and be able to showcase a portfolio of similar projects. They should be proficient in mobile app development and have a solid understanding of user experience. Additionally, experience in working with JPEG file format and ensuring cross-platform compatib...

i need a flutter expert to finish and resolve issues in an app and brind support in the future Key Requirements: - Development of a professional business app using Flutter - Compatibility with both Android and iOS - Integration with Laravel backend For this project, I need someone who has: - Proficient experience with Flutter and Laravel - Proven track record in building and deploying cross-platform mobile applications - Strong understanding of backend integration - Ability to communicate effectively throughout the project I believe that with the right skills and dedication, we can create an app that will greatly benefit my business. Looking forward to your proposals!

Create Microsoft Planner without SharePoint site or MS Teams

I'm seeking a skilled developer for a puzzle game application compatible with both iOS and Android platforms. Key Features: - Simple yet engaging gameplay mechanics. Ideal Experience and Skills: - Proficiency in cross-platform app development (iOS and Android) - Experience in designing and implementing puzzle game mechanics - Strong understanding of user account management, as well as integrating location services and in-app purchases functionality into app design. Your portfolio of previously developed games, especially puzzle games, would be advantageous when submitting your proposal. Looking forward to collaborations that will bring this game to life.

I'm looking for a cross-platform mobile app developer to create an app focused on daily reporting. Below are some key details to be aware of: - The app needs to be cross-platform, compatible with both iOS and Android devices. - The primary goal of the app will be daily reporting. This means users will be able to easily submit reports on a daily basis. - The app should be intuitive, user-friendly and well-designed. - Security is also a key consideration, as the reports will likely contain sensitive information and should be well-protected. - Please provide examples of similar cross-platform apps that you have developed. - Experience with reporting functionalities and/or data security is a plus. Features of the Application will be, Name and class of app is ...

PLEASE UNDERSTAND THE FUNCTIONALITY FROM BEFORE BIDDING I am seeking a highly skilled and experienced team to develop an C2C e-commerce application compatible with Android, iOS, and the web. The application should mirror the functionality and structure of , with key feature additions including: - social platform registration/signin (google, facebook, twitter) - Advanced product searching capabilities - An intuitive and responsive shopping cart system - Smooth payment gateway integration - feedback system - Posting offers, offers acceptance/bidding - Powerful Advertisement mechanism (this model will monetize only on ads) - facility to integrate with local logistic partners for delivery/estimate/tracking In terms of design, I'm searching for a colorful and vibrant style blended wit...

I'm a digital affiliate marketer who needs a comprehensive product cross-referencing and price comparison tool developed for my e-commerce website. The tool should be capable of processing data from around 30,000 products across 5-10 different stores. Key Requirements: - Cross-reference 30,000 products from 5-10 stores: The tool should be able to analyze and compare prices for a substantial number of products across multiple listed stores. - Avoiding Captcha and ad blockers: The tool should be designed to function effectively while avoiding common barriers like Captcha or ad blockers. - User-friendly filters: The tool should offer a variety of filters to help users refine their search results. - Display results directly on product pages: The comparison results shoul...

I'm looking for a Unity game developer with experience in creating digital card games for cross-platform deployment on mobile devices and PC. The game should also support seamless, real-time multiplayer gameplay. Key project requirements: - Development of a digital card game front-end in Unity and React.JS - Deployment on both mobile devices and PC - Implementation of real-time multiplayer functionality Skills and experience that are particularly important for this project include: - Strong background in Unity game development - Previous experience in creating digital card games - Expertise in implementing real-time multiplayer features - Ability to optimize the game for performance on both mobile and PC If you have experience in developing similar games and can deliver a h...

Tenho um dominio com um programa de multi atendimento instalado tenho que criar as paginas inicial e com menu tabela de preços, outros produtos e suporte etc exemplo de como eu quero as paginas

...need of an experienced WordPress professional to create an informative website. This site will primarily focus on showcasing product and service information. Ideal Skills and Experience: - Expert proficiency in WordPress. - Strong experience in building informational websites. - Comprehensive understanding of producing effective UX/UI. - Ability to incorporate crisp, well-organized product/service pages. - In-depth knowledge of SEO trends. You will be tasked with: - Designing an easy-to-navigate, engaging website. - Ensuring all product/service information is well-presented and easily accessible. - Incorporating responsive design for mobile and tablet users. - Following SEO best practices to maximize site visibility. The perfect candidate should be able to showcase t...

...Requirements: - Formatting Changes: I need assistance in making specific formatting changes to the PDF. This may involve reorganizing content, adjusting layouts, or ensuring consistency in font and style. - Interactive Email Submit Button: I want to add an email submit button to the PDF. This button should allow users to fill the form digitally, then submit the completed form directly via email. - Cross-Device Compatibility: The PDF must be compatible with both desktop and mobile devices. It should be user-friendly and functional regardless of the device used for form submission. Ideal Freelancer: - Proficient in PDF Editing: Experience with PDF editing tools and techniques is required. Knowledge of Adobe Acrobat and other related software is a plus. - UI/UX Design Skills: Under...

I'm looking for a WordPress developer to assist me in fixing some style issues on my website. Quote first one page, then we can talk about refresh of the site, so I need, on elementor 1. fix styling on testimonial 2. fix color on box 3. copy paste some call to actions

I'm seeking a skilled WordPress Brizy web developer to bring my portfolio site to life. Key Points: - Change the layout and design: I'd like a makeover on my current site, with a fresh and innovative design. - Add new sections or pages: I have new work I'd like to add to my portfolio, and I need help creating pages for them. - Integrate plugins or widgets: Implementing these may be necessary for enhancing the overall functionality and user experience of the site. The ideal candidate for this project should: - Have extensive experience with WordPress Brizy. - Demonstrate a strong portfolio of previous work, with a focus on portfolio sites. - Be able to take my design inspirations (which I will provide) and adapt them to suit my site's needs. - I...

I'm needing a highly skilled photo editor and retoucher, capable of completing a time-sensitive project. You'll be handling 60 images, taken from a recent event, and the task includes the following: - Color correction - Crop and resize - Remove blemishes A natural and realistic touch is desired, maintaining the originality and authenticity of the event. The project is urgent and needs to be completed within a day. Once finished, send the final edited photos through a file transfer service. Ideal freelancers for this job should have experience with fast-paced projects, superior skills in photo retouching and editing, and an ability to correctly interpret and satisfy photo aesthetics requirements.

Tenho site / blog com Post's em WordPress e preciso aprovar ele no google Adsense para monetizar-lo Conseguindo concluir o trabalho tenho outros sites para fazer o mesmo trabalho

I'm in need of an experienced and reliable Virtual Assistant to help with SEO-related tasks, particularly focused on off-site activities. The primary responsibilities can be categorized into two main areas: SEO Reporting and Off-Site Support. Key details include: - **SEO Reporting**: I need comprehensive monthly reports. The reports should be clear, concise, and easy to understand for someone with a non-technical background. I will provide a detailed format. - **Off-Site VA Tasks**: - **Link Building Outreach**: This is a crucial aspect of the role. Your task will be to reach out to various websites for backlinks. I will provide you with the process and guidelines, but you will need to be proactive in your outreach. - **Backlinks**: You will be expecte...

Drawing SFD BMD Cross-section end analysis midsection analysis L/4 partial analysis Shear design Hook anchorage length analysis Content must be included. This must be presented, so please carefully write an explanation in English next to each expression. In other words, make it like Sample, but the structure I'm looking for is exactly what Sample 2 analyzes. However, my object of analysis here is a slightly different length of beam, so I need to write an expression to reflect the difference. 1. write an expression to reflect the difference in the length of the beams, using the sample as a guide 2. write an explanation in English next to each equation. (I need to explain this in front of many people, not just after I solve it, so please write an explanation or interpretation ...

I'm in need of a skilled graphic designer to create a Gif maker that is compatible with both Windows and Mac operating systems. The main aim of the gif is to attract user to open and register to a form in my website I need a gif like the attach file ( i have my box and my voting card that enter to the box) If you have experience in creating similar things, I'm keen to hear your ideas and see samples of your previous work.

...accurate site plan for approximately 20 residential lot development in Jacksonville, Florida. This project requires careful attention to lot sizes and dimensions, as well as adherence to Jacksonville's specific setbacks and zoning regulations. The design should also include necessary road access and infrastructure requirements. The ideal freelancer for this project would have experience in civil engineering or urban planning and have a deep understanding of Jacksonville's local zoning laws. Skills in CAD or other design software are a must. The site location is 3062 Sunnybrook Cr, Jacksonville, Fl 32254 the Lot has an area of 3.47 acres We can split the project in different phases. We need right now the preliminary site plan to

...about the project: - Materials: The lapel pin should be made of high-quality enamel. - Design: The key element of design is our convention logo. The design should capture the essence of our convention which represents the Knights of Columbus. - Text: The lapel pin must incorporate the text "Live Free or Die". "New Hampshire" and "Knights of Columbus" should also be visible, along with a Gold Cross symbol. Using your creativity, incorporate these elements seamlessly into your design. The ideal freelancer for this job would have experience in enamel pin design, a keen eye for detail, understanding of color dynamics, and excellent interpretation of client specifications. Previous work done on enamel lapel pins would be a bonus. Layered design files ...

...missed, the project will cancel WOO BEFORE GO-LIVE TACTICS Woo site [store] 1. View cart and checkout – just few things, Apple Pay, Google Pay, specials 2. Add last 75 products - Excel 3. Add banners created, make responsive [786 pixels] 4. Upload same banners in mobile size also – mobile view of website needs fixing 5. Body system content pages – add the content; show team member how to add blogs 6. Build one content page from template; copy to five other pages; add content 7. Fix CSS so images are the correct size; AWS server 8. CDN and caching 9. Shipping partner: tracking number sent back to Pay Pal to close out the sale – adjust shipping calculation 10. Content pages for Woo [most will be done after go live] 11. Site speed 12. Rotating produ...

...currently in need of an experienced WordPress developer to help me update my site. The key aspects of this project include: - **Content/Images**: I need assistance updating the content and images on my site. This will include both adding new content and updating existing information. - **Functionality/Plugins**: I'm also looking to update the functionality of my site. There are several plugins that need updating and some new ones that need to be integrated. - **Editor Error**: Recently, I've been encountering an error on the content editor. This is preventing me from making the necessary changes to my site. It's crucial that the freelancer be able to identify and fix this issue, so I can continue to update my site as needed. Whil...

I'm in need of a JavaScript expert who can help me to optimize the custom JavaScript code on my WordPress website. Key Tasks: - Optimize: The code needs to be optimized for better website performance, as it's currently causing slowdowns on the site. - Refactor: The code was initially created by someone with limited experience, so it needs to be refactored to follow best practices and be more efficient. - Review: The code needs a detailed review to identify and address any syntax errors or functionality issues. The main goal of this script is to create a slideshow from an image sequence. This slideshow is an integral part of the website's design and user experience, so the code must be functional, efficient, and fast. The current script works, but it's far fro...

Novice in the e-commerce industry, I am on the hunt for a skilled UI/UX designer. The challenge will be to craft an intuitive design for both mobile and web platforms, targeting service sales. Key Project Requirements: - Cross-platform compatibility: Whether accessed on web browsers or mobiles, the design should provide a seamless user experience. - Sales oriented: As the ultimate goal is selling services, a smooth user flow that nudges users towards finalizing a transaction is critical. - Type of product: We're offering services, hence the design must be suitable for showcasing and explaining these in as engaging a way as possible. Ideal Skills and Experience: - Proven experience in UI/UX design, particularly for e-commerce platforms - A strong portfolio showcasing your ab...

I have an immediate need for a skilled React Native developer to handle extensive API integration on both iOS and Android platforms. Your tasks will mainly revolve around integrating the app with required APIs. Key Responsibilities: - Integrate the app with the necessary APIs to ensure its smooth functioning. - Ensure cross-platform compatibility, taking into account the specific requirements of iOS and Android. Ideal Skills: - Proficiency in React Native and its ecosystem. - Strong understanding and experience in API integration. - Experience with developing for both iOS and Android. - Ability to work under tight deadlines. Your speed and efficiency in completing this task are crucial. Immediate availability and previous experience in similar projects are highly preferred. No...

I'm in the market for a skilled mobile application developer to create a cross-platform e-commerce application. Key Features: - User Registration and Login: This is crucial for ensuring a personalized shopping experience. - Shopping Cart and Payment Gateway: The essential elements for enabling customers to make purchases. - Location: Implementing location-based services can enhance user experience. - Reminder Notification: Incorporating a notification system to remind customers of items left in their cart can help increase conversion rates. Ideal skills and experience for the job would include: - Proficiency in cross-platform mobile app development - Expertise in e-commerce app development - Experience with user registration, shopping cart, and payment gateway integra...

I am seeking a skilled professional to set up a WordPress eCommerce site for my business. This site will carry well over a 100 different products. Key Requirements: - Implement and manage eCommerce features specifically, a functional shopping cart and a product review platform. - Experience with WordPress eCommerce platforms is a must. - Ability to organize a large number of products into a smooth and navigable interface. - Should provide basic training so I'm capable of maintaining site after setup. Your demonstrated work history in setting up successful eCommerce sites on WordPress would strengthen your proposal.

I'm looking for a skilled developer experienced in creating apps for both iOS and Android platforms. The primary function of the app will be community building, with the key feature needed being a robust messaging system. - **Expertise Required**: - Proficiency in Cross-Platform App Development - Proven experience in Building Messaging Systems - Understanding of Privacy and Security concerns Ideal candidates will have a portfolio of similar platforms they've developed and a keen understanding of what makes a community platform appealing and user-friendly.

...and development for mobile apps. - Proficiency in Swift UI for iOS development. - Proficiency in Android Studio for Android development. - Strong understanding of UX/UI principles and best practices. - Portfolio of previous mobile app design and development work. - Ability to work independently and meet project deadlines. - Excellent communication skills. ### Preferred Skills: - Experience with cross-platform mobile development. - Knowledge of backend development and integration. ### To Apply: Please provide your portfolio showcasing your previous work in mobile app design and development, along with your resume. Additionally, include a brief description of your approach to UI design and development. This is a one-time freelance project. I look forward to working with a talent...

I'm in need of a professional and interactive e-commerce website to sell my range of physical and digital products. We'll start with less than 50 products but the site must be scalable for future growth. Key Features: - Product listing and management - Shopping cart and secure checkout - User register and login - Payment gateway integration - SEO-friendly URLs Ideal Candidate: - Proven experience in e-commerce website development - Familiarity with popular e-commerce platforms - Proficiency in frontend and backend technologies Your proposal should include relevant work samples. Looking forward to a successful collaboration.

I'm in need of an SEO freelancer who can significantly enhance the On-Page SEO, boost the visibility of my website, and optimize my Google Business Profile on Google. This role is crucial as it directly impacts the site's performance and visibility. The ideal candidate should be proficient in WordPress and capable of making necessary changes to the site. I require assistance in identifying the most relevant keywords and incorporating them effectively to improve my site's ranking. Key Responsibilities: - On-Page SEO - Keyword research and suggestions - Optimization of website elements based on keywords - Website maintenance and changes - Optimize Google Business Profile Ideal Qualifications: - Solid experience in on-page SEO for WordPress sites - Proven track record ...

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I need an offline navigation mobile app for a hard enduro race, which will only be used in case of emergencies, as an...should log the following details: - Whether the map was opened. - Frequency and duration of map usage. - GPS position at the time of the opening event. - These logs should be sent to a specified server for record-keeping and analysis. 6. Help Request Function: The app should have a function to send the user's current location to a specified phone number in a specified format. 7. Cross-Platform Compatibility: The app should be developed for both iOS and Android platforms. 8. Distribution: The app does not need to be published on official app stores; alternative distribution methods should be considered. Would be glad to explain in more det...

ALL PHP script of the configurations and parameters of the site /////CONFIG AND INSTALL SCRIPT //// I want a complete configuration of all parameters URL DEMO SCRIPT. 7437.Cj0KCQiA5rGuBhCnARIsAN11vgR0IAOeV3fZLehJ28mJeOVeC35qXrrXFJfbYhlUK8e9nraqPybSIxUaAic2EALw_wcB .................................................. ................ ......... I want a complete script setup with all systems working. CREATION OF ACCOUNTS AND EMAIL ADDRESSES TO MAKE THE WHOLE SCRIPT WORK example add: :add languages EUROPE AND ENGLISH : account creation, facebock, instagram, twitter X, (create an email address on the domain)

...that's compatible with both iOS and Android platforms. The key goal for this application is to facilitate efficient information sharing. Requirements: 1. Strong knowledge of Flutter: You should be well-versed with its nuances, including JavaScript and mobile software development kits. A strong understanding of Dart is also required. 2. Cross-Platform Compatibility: Since the application has to be deployable on both iOS and Android platforms, experience in cross-platform mobile app development is critical. 3. Previous Work: If you've built information-sharing applications in the past, it's a big plus. Please provide examples of your past work related to this. 4. Attention to Design: The app should have a sleek, user-friendly interface that makes sharing ...

...() is a Singapore-based business information provider specializing in connecting businesses with global capabilities; comprised of industry veterans, Confirmis business model is designed to overcome perennial lack of data (let alone quality data) to support effective decision making, particularly in developing economies. As a Site Verifier, you will be responsible for verifying a company’s existence through visual data by conducting a site visit to ensure that we provide reliable and accurate information to our client. JOB DESCRIPTION: • Conduct basic verification with the subject company’s authorized representative, such as line of business, key executives' name, etc. • Take pictures of the subject company and its vicinity, as per Confirmis&...

Design du site web : création d'une interface visuelle intuitive et esthétique Conception de la structure du site : mise en place d'une navigation fluide et ergonomique pour une expérience utilisateur optimale