Oscommerce website running weektrabajos

I urgently need a professional who can transform my current website into a multilingual platform. The languages to be featured include English, Spanish, French, Polish, Dutch, Italian, Portuguese and Spanish and few other . - Immediate start is appreciated as I want the project completed as soon as possible. - A knack for website design, combined with excellent multi-language proficiency is preferred. - Experience in deploying multilingual sites successfully will be an added advantage. - Your role will encompass everything from translation to the coherent integration of each language into the website’s design. Remember, time is of the essence here, so if you have the skills and can hit the ground running, let's talk.

Estimated can be done in 1 week, small project only

I'm looking for a Google ads manager to join my marketing agency to handle the following tasks: - Campaign optimization - Keyword research - Running ads The primary goal of this project is to monetize the Youtube Kids channel. Therefore, the ideal candidate should have experience in running successful campaigns on this platform, as well as the following skills and experience: - Expertise in Google ads campaign optimization - Proven track record of keyword research - Experience in running successful ads on Youtube Kids - Strong understanding of the e-commerce industry If you are an experienced Google ads manager looking for a new challenge and have a passion for the e-commerce and YouTube Industry, I'd love to hear from you. Note: - If you are the perfec...

We want any agency / freelancer to create WordPress website that is fast, secure, and fully licensed requires meticulous planning and execution. Develop a WordPress website with approximately 35-40 pages, ensuring high performance, security, and compliance with licensing requirements. Very Important and must read - - Use of a licensed WordPress theme. - No use of temporary or nulled plugins. - Achieve a performance score of 95+ on GTmetrix and Google PageSpeed Insights. - Ensure the website passes all checks on GTmetrix without any issues. 1. WordPress Theme and Plugins 1.1 - Choose a premium, licensed WordPress theme that is lightweight, responsive, and highly customizable. The theme should be well-supported and regularly updated by the developers. 1.2 - ...

I'm a beginner in Zoho CRM, and I'm looking for an expert to provide me guidance, coaching, and training for 4 hours per week. The primary goal of my Zoho CRM implementation is to improve sales efficiency. The ideal consultant for this project should have: - Extensive experience with Zoho CRM - Proven track record of improving sales efficiency through CRM implementation - Excellent communication skills for remote coaching - Ability to explain complex concepts in a simple way - Familiarity with remote desktop applications like AnyDesk Skills in lead management, sales automation, and email marketing are especially critical for this project. The consultant should be able to tailor their teaching to a beginner's level and provide practical, hands-on advice to help me a...

This job requires the creation of a tastefully executed, 5 to 10-minute memorial tribute video. The footage to be included is a combination of videos and photos, amalgamating to convey a nostalgic and tender mood. Key tasks include: * Assembling videos and photos in a smooth, compelling way * Ensuring the video has a running duration from 5 to 10 minutes * Incorporating a delicate balance of nostalgia and tender sentiments throughout Ideal applicants should possess: * Proficiency in using Canva for video creation * Strong grasp on timing and rhythm * An eye for detail and imagery placement * Experience in crafting videos that tell emotive stories * Background in creating videos with sentimental value, such as memorials or tributes Here are examples of the Canva templates I like...

...safely and effectively handle rooftop work (terrace) - Proven experience in similar projects - internal cleaning of indoor units The ideal candidate must ensure minimal disruption to the air conditioning system and ensure the integrity of the roof is maintained during and after the compressor relocation. Please bid only if you can guarantee these requirements and perform the works within the next week....

I'm looking for a skilled social media manager who can create and manage an Instagram account for my small construction company. The ideal candidate should have experience working with construction businesses and be able to create engaging content that showcases our work and speaks to our target audience. Key responsibilities include: - Posting once a week - Curating content such as completed projects photos, behind-the-scenes shots/videos, and tips and advice for homeowners considering a construction project - Ensuring the account has a professional look While we don't have a specific brand color scheme, it is important that the content shared represents our brand and reflects our professionalism. If you have a creative eye, a knack for storytelling, and experience in...

...Interpretation: After analyzing the data, you'll need to interpret the results accurately, and provide insights and conclusions based on your findings. - Discussion Writing: You'll also be required to write the discussion section of the research paper, which will involve relating the results to the broader context of the study and drawing out implications. Deadline: The project needs to be completed within a week, so I am looking for someone who can work efficiently and effectively within this timeframe. Skills and Experience: - Expertise in SPSS: Given the preference for using SPSS for data analysis, you should have advanced experience with this software. - Strong Research Background: Previous experience in psychology research and a good understanding of study design...

...Bangladesh • Has a camera or phone/tablet of quality with a camera, internet access • Must be available during business hours (9 AM - 4 PM) on working days Please see the attached file for the site visit guidelines. You are only required to deliver the pictures, video & observations and are not expected to put together a report like the Sample Report. Note: Milestone will be released the following week after the site visit to give us time to organize the report and contact you if we need additional clarification....

...goods, etc. REQUIREMENTS: • Must be living in (or nearby) Coimbatore, India • Has a camera or phone/tablet of quality with a camera, internet access Please see the attached file for the site visit guideline. You are only required to deliver the pictures, video & observations and are not expected to put together a report like the Sample Report. Note: Milestone will be released the following week after the site visit to give us time to organize the report and contact you if we need additional clarification....

We have a project that requires some...must for this project. - Knowledge: Prior experience working with is highly desirable, as the changes are related to this library. TASK: we have small project where we are using for processing images. it was working good with visual studio 2015 and older framework. Recently we have upgraded project to .net framework and we are getting some error since then 1. we were running the project for platement "x64" but now not able to start project so i have to change to "any CPU" 2. After that we get another error as "The type initializer for '' threw an exception. Unable to load DLL 'cvextern':" we need some one to fix these error. NO new development required. Just current program should w...

We have a podcast that releases 1-2 episodes per week. We record on Riverside, and then I download it into Descript for the edit. I then put it into Audacity to do final sound clean up. I am seeking someone to assist us doing much of the manual work and to collaborate through descript as I would still do some editing of words. This role would: 1) do a first run of descript getting rid of sliences and filler words, but leaving in laughter. 2) Notify me that it is ready for my edits 3) Once i have finished my edits, do the final render 4) Create the show notes by making a summary of our existing show notes document 5) Upload it to Podbean 6) Create a landing page in Ontraport (we would show how). Need to be available 10am Wednesday Australia time so episode can be released by 5...

In search of an experienced, multifaceted marketer to provide expert assistance in managing our Instagram and LinkedIn accounts. Key Responsibilities: - Manage and optimize social media profiles - Develop visual content including infographics - Work with me to create a weekly posting calendar across 4 accounts Skills & Experience: The ideal candidate should possess the following: - Proficiency in major social media platforms, especially Instagram and LinkedIn - Comprehensive understanding of social media algorithms, trends, and hashtags - Strong ability to craft captivating visual and video content - Experience with image and video editing software - Solid understanding of SEO optimization Desired outcomes include a more active, engaging online presence, and increased web traffic...

I need help with a research project focused on the US. The main objective is to gather a list of law schools in the US, along with the emails of their d...should be done on a state by state basis to ensure comprehensive coverage. The main deliverable would be an excel table with all the below information: - Basic information for each law school (name, state, city) - Contact information (general email and phone number) - Emails of deans and assistant deans The timeframe for completing this research project is less than a month, ideally within a week Ideal skills and experience for this job: - Proficiency in using research tools and databases -Attention to details - Strong organizational skills to ensure systematic approach by state - Ability to verify and ensure accuracy of coll...

I require an experienced web developer who can effectively construct an interac...showcase class schedules. The ideal professional for this project would have a strong grasp of the following: - Intuitive user interface design, ensuring the timetable is user-friendly - Expertise in HTML, CSS and JavaScript - Experience with the creation of interactive elements that can deal with real-time updates The timetable must have the following functionalities: - Filtering by day, week, or month - Highlight of current time - Adding and editing of class schedules Only candidates with previous experience in similar projects and a robust portfolio of user-interactive sites will be considered. I look forward to creating an easily navigable and efficient timetable tool for class schedule m...

Prompt: In 4-5 slides, please create a 10-15 min presentation on a time where an unplanned task became an urgent priority for your team. Questions to consider: - What were the circumstances surrounding the situation? - How did you fit this in with the other priorities you had scheduled for that day, week, etc? - Who were the stakeholders involved? (external: customers, other departments, etc vs. internal: your team, boss, etc) - What communication methods did you use to work through the situation? - What was the action plan? - What was the resolution/final outcome? Also include a slide on your background

...available in business hours (9AM - 4PM) on working days to conduct the visit. • Has a camera or phone/tablet of quality with a camera, internet access Please see the attached file for the site visit guideline. You are only required to deliver the pictures, video & observations and are not expected to put together a report like the Sample Report. Note: Milestone will be released the following week after the site visit to give us time to organize the report and contact you if we need additional clarification....

...and in-demand within the Taiwanese market. Examples include beauty products, snacks/food items, electronics, fashion, collectibles, or other trending categories. Joint Effort: I will handle the sourcing, purchasing, and shipping arrangements for products directly from Japan. You will take the lead on identifying popular product trends, reliable suppliers in Taiwan (optional), and all aspects of running the Shopee shop. About You Taiwanese resident with fluent Mandarin Chinese and English communication skills. Strong understanding of the Taiwanese e-commerce landscape, particularly Shopee. Passionate about Japanese products and culture, with an entrepreneurial spirit. Excellent written and verbal communication skills to effectively interact with customers and suppliers. Profici...

...able to see the availability of different service providers and book services instantly. Geolocation Services: Recommend nearby service providers based on the user's current location. User and Provider Review System: Allow users to rate services, and providers to respond to reviews. Payment Gateway Integration: Support various payment methods, including credit cards, PayPal Responsive Design: The website must be compatible with various devices and screen sizes. Back-end Administration System: Provide a robust backend system for service providers and platform administrators. Technical Requirements: Proficiency in WordPress, WooCommerce, and related multivendor plugins (e.g., Dokan, WC Vendors, or WCFM Marketplace). Experience in front-end development, including HTML, CSS, J...

We have a quick project for a Google Sheets / Excel Expert We have a Google Sheet that we need to filter and match customer names up to a sales rep. Essentially it needs to work like this: - Master customer data will go in sheet 1. This contains a list of customer names in column 1, and the corresponding sales rep in column 2. - Each week, we create a new sheet with payment data. - The payment data contains the payment and customer name. - we need the filter to match the customer name in the new sheet with the rep and insert the sales rep name in a new column. This will probably need to be done with a scrip - we need a proficient and experienced person to do this. If you have the experience, please message and I'll give you a loom video explaining fully and showing the do...

I'm looking for a skilled Android developer to upgrade my app to resolve compatibility issues with newer Android versions. Key Project Details: - The app currently faces compatibility problems with the latest Android versions. The objective is to fix these issues and ensure that the app runs smoothly and seamlessly on all devices running newer versions of Android. - Successful freelancers should be able to provide detailed project proposals on how they plan to tackle this issue, including their experience with similar projects and their process for ensuring compatibility. - Ideal candidates will have a strong background in Android app development and experience with upgrading apps to ensure compatibility with different Android versions. - Past work on similar projects and a p...

Please submit a voice recording using to apply to this job, you must submit a voice recording telling about your experience & schedule (must speak Spanish) If you do not submit a recording, we will not contact you. The pay is $100 / week, starting. 6 hours per day.

Enterprise Data Architect Level III Clearance: TS (preferred) Software: Databrink and Palantir Timeframe: 40hrs / week - 3 month contract with possible extension Purpose of the Job: The Enterprise Data Architect is responsible for setting the strategy for the EPMs’s data architecture and providing technical architecture direction for delivery of the target state. This person is an integral member of the Enterprise Architecture Team and will be responsible for the design and implementation of the enterprise-wide data strategy, ensuring the strategy supports the current and future business needs. They will apply their knowledge of good architecture practice, architecture documentation and data technologies to comprehensively capture the bank’s current state holistic ...

...the platform solution, coordinating requirements across different initiatives Provide technical expertise for change initiatives, working with solution architects, technical architects and business product owners Work with IT to understand target architecture delivery dependencies and align delivery timeframes Work with IT and the Data Management team Softwares - DataBrink and Palantir 40/hr a week - 3 month minimum ...

I'm in need of a proficient and detail-oriented writer to generate blog posts for my website, focusing on the health and care of small herbivores to add every other week to our direct to consumer website. We manufacture and sell hay and hay based products for the small pet market. As prospective bidders, you should ideally possess the following experience and skills: 1. A solid background in researching and writing about animal health and care, specifically hay. 2. Proficiency in writing engaging and relatable blog posts. 3. A basic understanding of the nutritional needs and health concerns of small herbivores. The blog posts will cover a wide range of topics including: - General health of small herbivores particularly focusing on digestive issues, dental pro...

I'm looking for an experienced WordPress and Elementor developer to assist me on my current project. The site is running on WordPress 5.7 with a popup onload that isn't functioning as intended. 1. Issue at Hand: Currently, when the popup loads, it refreshes the entire home page rather than just disappearing. The objective is for the popup to simply go away and allow the user to continue to the home page. 2. Ideal Skills: - Strong knowledge of WordPress 5.7 - Proficient with Elementor - Good understanding of pop-up functionality and troubleshooting The goal of this project is to successfully resolve this issue so the site can function as intended. I believe someone with the above skills will be a perfect fit for this task. Please bid only if you have the speci...

I am in need of a dedicated sales manager for my dropshipping store that specializes in women's jewellery. Key Responsibilities: -...revenue. - Develop and implement sales strategies. - Maintain customer database and ensure customer satisfaction. - Handle customer queries and complaints effectively. - Monitor market trends and competitor activities. Ideal Skills and Experience: - Proven track record in sales and marketing. - Excellent customer service skills. - Strong understanding of the jewellery industry. - Experience in running an e-commerce store. The target market of my store is not limited to local customers, but also includes international customers and niche-specific customers. So, the ideal candidate should be capable of overseeing and expanding sales in these dif...

...into a breathtaking world where ancient dragons rule the skies and fierce battles shape the fate of kingdoms. In this captivating adventure game, players assume the role of a fearless dragon rider tasked with nurturing and evolving their own majestic dragon companion. I'm seeking a seasoned game tester for my role-playing game. This is an urgent need with a testing phase duration of less than a week. Your focus will be on: - Game Smoothness: Ensuring gameplay is seamless and void of any glitch. - Bug Detection: Identifying and reporting any bugs found. Prospective freelancers should have considerable experience in game testing, specifically role-playing games. Knowledge in troubleshooting and documenting bugs is also imperative. Craft your bid with confidence if you shar...

Research paper on "Future of Runways and Fashion Weeks: How AI Will Redefining Luxury Consumer Experience & Engagement" 10 year scenario plan. Around 60 pages. Time: finished by next week.

I have been running my tarot reading business for more than a year and am now looking to create a comprehensive marketing plan. The objective is to generate leads, increase sales, and most importantly, gain paid clients. The target audience for my services spans a broad range - young adults from 20-year-olds to seniors in their seventies. Ideal Skills and Experience: - Proven experience in developing effective marketing strategies - Good understanding of the tarot reading industry - Strong comprehension of targeting a wide demographic from young adults to seniors - Proficiency in lead generation and sales boosting strategies Key Deliverables: - Comprehensive marketing plan aligning with the needs and interests of my target audience - Concrete ideas for lead generation and sales g...

I'm in need of a specialist who can assist with setting up and configuring a VPS Windows Server 2012. The scope of work will include: - Initial setup of the VPS with Windows Server 2012 - Installation of 1 to 3 Windows instances on the server Further, the instances installed will need to cater for browser automation procedures target...the instances installed will need to cater for browser automation procedures targeted at marketing tasks. Ideal Skills: - Extensive experience with VPS setup and configuration - Proficiency in Windows Server 2012 - Strong knowledge of server management and virtualization Given the nature of the tasks involved, I'd prefer a freelancer with experience in similar projects who can hit the ground running, ensuring seamless and efficient setu...

We are actively hiring for an experienced Video editor to work with us on 24 months project. We run a YouTube Channel and we need a passionate person experienced in creating YouTube dashcam type of videos. (Please note these are NOT AI GENERATED videos, they are real world video compilations) About the Project. 2 videos of 20 - 25 minutes per week for 24 months. Single Video Offer $20 - this will gradually increase working together. What's your role? Straight forward, we will provide a video title and you will find content from anywhere on the internet and put together an "original and engaging composition" from your skillset. About You! - An editor taking DETAILS into account. (So important) - Experienced with Premier Pro. We will provide presets made with Aft...

I'm urgently seeking an experienced freelancer to configure a PowerMTA email server that will allow me to send bulk emails. Due to various cost issues, I have decided not to stick with my current email providers SMTP Sendgrid & mailgun. Successful freelancers interested in this project should hav...providers SMTP Sendgrid & mailgun. Successful freelancers interested in this project should have: - Prior experience in setting up PowerMTA email servers and handling deliverability issues. - Let me know what troubleshooting measures you know of, in the event that we encounter email deliverability issues. The project needs to be completed ASAP. The sooner you could commence the task and get it up running smoothly, the better. Applicants with proven records on similar tas...

I'm looking for someone with a proven track record of managing and running successful Facebook ads for real estate in the USA. Key project requirements: - Targeting and managing Facebook ad campaigns effectively - Expertise in lead generation for real estate - Proven experience in the real estate sector What to include in your application: - Your past work and results in managing Facebook ads - Any specific experience you have with real estate - Your strategy for lead generation in this sector Please note that I'm not interested in generic ad managers - I need someone who knows the real estate market well.

I'm seeking a skilled developer to assist with the setup of a Virtual Private Server (VPS) running Ubuntu and the development of a simple RESTful API using Node.js for a back-office web application. --- VPS Setup and Configuration --- - Install and configure Ubuntu on a VPS, ensuring optimal performance. - Remove unnecessary services that are not needed - Configure a robust firewall --- Database and Server-side Environment Setup --- - Install and configure MariaDB - Install Node.js and any necessary environment dependencies for development. --- API Development --- - Develop a RESTful API using (or a similar library/framework) to handle user authentication. The authentication system should support email and password verification. - Implement CRUD (Create, Read, Update, Delet...

Hi SourceOasis, I noticed your profile and would like to offer you my project. We can discuss any details over chat. To fix PHP version incompatibility in my web site to make the web site running

I need an expert in data organization and geographic systems to help create a spreadsheet for our clients. We currently handle a large number of clients, and it's becoming a challenge to manage their locations efficiently. Key requirements for this project include: - Collate the city, ...longitude coordinates in the spreadsheet. Our business requires our clients to use our service once a year in the same month as the previous year. So right now we organize by month. We have the months categorized as unscheduled and scheduled. we move the client from unscheduled to scheduled after we have them on our service calendar. Always trying to schedule so clients are somewhat nearby in a given week so it would be nice to change the spreadsheet view to a geographical one then back to t...

What are we looking for? We are looking for a media buyer, who will specialize in running ads in Facebook, Google and other social media platforms. You'll be a participant of the AdMysty calls with me and will enter the service delivery workflow. You'll do all the tasks assigned to You for the day and report back on the daily meeting. You needs to have proficient english, enough to be well understood and perfect in writing. Will come on board as a full-time team member, which means he can't have another job or projects running on parallel. We're looking for someone tech versed that likes the day to day, doesn't have a personal brand and doesn't wish to be a super star We're looking for someone honest and transparent We're looking for so...

Seeking an individual with Experience in Aws Cdk. Must know and Understand Aws Cdk. Currently have a service running in one region and want to deploy to other regions using cdk. The work is done t remotely, ie will not send over code. Time to complete this task, 5 hours. Budged 200 dollars. If you are keen and know aws cdk, dm please if not do not.

Hello John! Thank you for sharing this opportunity. I specialize in Project Management focusing on various business fields and start-ups, and I'd like to contribute to the continued success of your project...proficient in providing administrative support, including data entry, online research, phone calls, and email correspondence. Additionally, I use, do, and am familiar with the following Tools and Techniques: • Microsoft Office Suite • Microsoft 365 / Microsoft Teams • Google Workspace /Calendar/Drive/Sheets/Extensions • • Basecamp • Trello • Asana Moving forward, I can dedicate 20 hours/per week to your company, and my daily hours are negotiable by your terms. Please feel free to contact me directly to discuss this position further. B...

I've reached a point with my website where some crucial improvements need to be made to ensure it meets our vision and performance standards. Specifically, I am looking for someone with a strong background in WordPress to assist with design and functionality enhancements. ### Key Areas of Focus: - **Design**: - Our primary concern is with the layout and structure of the site. It's crucial that the navigation is intuitive and that the overall flow of the website guides visitors naturally from one section to another, enhancing user engagement and retention. - **Functionality**: - The main functionality issue revolves around user interface interactions. We've noticed certain elements are not as responsive or intuitive as they should be, potentially detracti...

...skilled Android developer and termux expert who can build an simple automation script for running basic commands. Key Requirements: - The application will be developed using both Termux. This needs someone with in-depth understanding of Android's file system and security model. - The app should possess functionalities that include accessing system files, modifying system settings, and executing privileged commands. - There are no requirements for interacting with any external hardware devices or sensors. Ideal Skills: - Strong experience in Android development - Deep knowledge of Termux and root access - Understanding of Android system files, running commands and automation. Only need the script for running on termux. open browser, make search, click on ...

Hello ? #freelancejob #instagram #graphicdesign #accountmanagement #editing #reels I'm looking for someone who can handle the graphic design and manage the... I provide raw content, themes, etc., but it needs to be translated/edited into engaging animations, reels, and videos. And to bring some order to it. Responsibilities: - Transform raw content into visually appealing graphics, animations, and videos for social media platforms - mostly Facebook and Instagram - Maintain a consistent posting schedule of three/two posts per week on Instagram and Facebook. Desired Skills: - Strong understanding of social media platforms, trends, and best practices. - Excellent organizational skills - Attention to detail and commitment to delivering high-quality work on time.

Hello, I would like a program in pinescript [trading view], which compares the highest price and the lowest price of two candles next to each other, if it is true conditions [attach pictures] I want it to create a speaker that will expand on the right side [ the candle is closed, the program should perform a comparison but also compare for already closed candles. If they are on timeframe 1, do the calculations for 1, if they are on 15 minutes timeframe, do it for 15. Select the date when the program starts to calculate, for example: I'm on the 1 minute timeframe, trading view shows me about 5 days [march 1,2,3,4,5] I want the program to start running from the date of march 3 until at present. I am attaching pictures.

...essence of Stardew Valley. The artist must excel in creating visually appealing sprites for characters, buildings, terrain, flora, and fauna, maintaining consistency with the game's art style. Animation: Animations play a crucial role in bringing the game world to life. We require smooth and fluid animations for characters, creatures, environmental elements, and interactive objects. Idle, walking, running, and interaction animations should be included. Collision Detection: Accurate collision detection is fundamental for player interaction and movement within the game world. The developer must implement collision detection for characters, objects, and terrain features to ensure seamless navigation and interaction. Unity 3D Integration: Proficiency in Unity 3D is necessary ...

I am seeking a proficient developer to work on CodeIgniter and laravel for multiple tasks Please , if you are a team, don't apply. each month 300 dollars payment , 5 days every week using 8 hours a day Skills Required: - Expertise in PHP. - Skilled in HTML, CSS, and JavaScript. - Good understanding of SQL. - Extensive experience with CodeIgniter. Kindly attach your portfolio featuring projects done using CodeIgniter. I am interested in functionality, user interface, and the general aesthetics.

I'm in need of an experienced professional to handle my PPC and social media advertising campaigns. The ideal candidate should be proficient in managing Google Ads, Facebook, and Instagram. Key Requirements: - Proficient in running successful advertising campaigns on Google Ads, Facebook, and Instagram - Experience in targeting young adults and business professionals - Ability to achieve the objectives of increasing brand awareness and generating leads Please note that I am only considering freelancers based in the U.K. for this project. Thank you.

I'm seeking a proficient Product Listing Specialist - Airport Services (Project-...Job Requirements: - Experience or understanding of listing products on OTA websites - Proficiency in both Chinese and English languages (preferred) - Strong communication skills and ability to work independently - Organizational skills and ability to prioritize tasks effectively - Candidates with knowledge or experience in airport services or tourism industry are preferred This project has a 1 week completion timeline. The ideal freelancer for this project should have robust experience in eCommerce product management, a strong command of Chinese language and familiarity with the OTA landscape in China. SEO expertise will be a real asset. Prior experience in the aviation/travel sector is a dist...

I require the setup of an OpenVPN server on an AWS EC2 instance, fully integrated with a web-based user interface. The system should support an unlimited number of connected devices without the need of licensing or paying subscription. Key Requirements: - Cross-Platform Compatibility: The VPN server should support devices running Windows, macOS, Linux, and mobile operating systems. - Web-based UI: I prefer the user interface to be accessible via a web platform for seamless use across numerous devices. You will have access through remote desktop to make the necessary configurations and setup on AWS.