Amazon api product display jobs

I need a developer to build a PHP app using Google Sheets as a database. I want add a text on a field it'll to fetch rest row and column data from sheet. Check attachment. I'll enter only order number. This will involve: - Implementing a User Authentication system. Note that no specific features like social med...certain criteria before being stored in the sheet. - Real-time data synchronization between the app and Google Sheets. This means that any changes made in the app should be instantly reflected in the sheet, and vice versa. As far as the data types are concerned, we will be dealing with less than 5 different data types in the Google Sheets database. For this project, proficiency in PHP, Google Sheets API, data validation, and real-time data processing will be...

...who is proficient in managing an Amazon business account. As someone who currently operates with less than 50 listed products, I require skilled assistance in several areas: - Product Listing and Optimization: You should be able to ensure all product listings are accurate, complete, and optimized for sales and search visibility. - PPC Advertising: I am interested in manual campaigns, so a deep understanding of PPC is crucial. Proficiency in campaign creation, management, and optimization is required. - A+ Content Creation: You'll need to create rich, compelling content to enhance the product descriptions. Ideal candidates will have a strong background in e-commerce, specifically with Amazon. Past experience with PPC and a track record of ef...

I am seeking an experienced developer to resolve a CORS error present in my .NET 8 website. I am learning full stack development. I created a web-api project in .net 8 which is having simple login, register and account controller and it works perfectly fine when I test using postman. Then, I develop a simple website in react and typescript to consume my web-API. And now I get CORS error. If you work with me, You need to resolve my CORS and probably authentication issue. Acceptance criteria: 1. signup should work (all coding done you only need to troubleshoot the CORS issue) 2. Login should work and JWT token return (all coding done, probably you need to check if I have done correctly) 3. after successful login user details (just few details) displayed on account page

...a proficient Android developer, who is well familiarised with Android Studio. The immediate need for my project is a Layouts Inspector tool that focuses on: - Basic Layout Structure Inspection I'm seeking out a simplistic method of inspecting the layouts to comprehend the basic structure without needing to delve into the more complex features such as component-border inspection or adjustable display parameters. This tool should develop an app solely compatible with Android smartphones. The functionality needs to integrate seamlessly into existing project work within the Android Studio environment. Ideal Skills: - Strong knowledge of Android Studio - Experience with creating tools that inspect layouts - Prior experience developing apps for Android smartphones If you are ...

I'm in need of someone skilled in photo editing who can help me with enhancing and refining 20 product photos for my Shopify store. - The photos are currently in JPEG format, and I need them to be edited in the following ways: - Background Removal: Ensure the product is the sole focus. - Color Correction: Enhance the colors to make the products more appealing. - Image Retouching: Minor retouching to make the products look their best. - It's also crucial that the edited photos are optimized for web use. I want the images to maintain high quality, but also be optimized for faster loading speeds on my website. - Where I have multiple photos for the same purpose, I have grouped them in folders, only one output is needed per folder. For reference, please refe...

I need to create an AWS Lambda function for user creation in DynamoDB. For Endpoint creation - API Gateway For User auth - JWT

Product edit issue and select issue in page. Able to work with ftp. Immediately

I am seeking a proficient developer to create a tool for read data. the following information daily prices and another data That I would explain later. Ideal skills for this project consist of: - Extensive experience, particularly with this task - Proficiency in data formatting. - StormProxies - PHP - Python - RocketSoruce API - Amazon Web Services - Server Management The output format should be compatible with Magento 2 API. This project demands a high level of accuracy to ensure the data is both comprehensive and precise. Please bid only if you can fulfill these requirements.

PRIORITY IS TO HAVE A DEVELOPER ON OUR TEAM (LONG TERM) THAT CAN WORK WEEKENDS!! 1st task (IMMEDIATE): Fix pagination -> our webapp uses an api endpoint to load data from stored procedure that takes 30 seconds to run. Pagination + cache was implemented but the pagination was implements AFTER the api runs (30 second wait) and should be executed inside the stored procedure to start sending data to the front end immediately, after it has the first 30-50 records instead of waiting to receive the entire 6000+ current records. We implemented cache but would like developer to evaluate the possibility of using redis to improve performance. If you are awarded the task we expect you to accept IMMEDIATELY and if the project is not accepted immediatly we will award it to another d...

...development environment. - API Integration: As part of my project, I need to integrate several APIs into my Python code. The successful freelancer will be able to guide me on how to implement these integrations effectively. Python Version: - I'm working with Python 3.x, so experience with this version is a must. Ideal Skills and Experience: - Strong Python development skills - Experience with Django, Flask, and NumPy - Proficiency in code debugging and troubleshooting - Previous experience with API integration - Familiarity with Python 3.x - Excellent communication skills to convey technical information effectively If you're proficient in Python, have experience in the libraries/frameworks mentioned, and can assist with debugging, package installation, and ...

I'm looking for a professional who can expertly remove backgrounds from 50 product photos. - You will replace the existing backgrounds with a transparent one. - All edited images should be delivered in PNG format. - The retouched images should retain a high-quality resolution, suitable for print quality. Ideal freelancer would be someone with a strong proficiency in using graphic tools and experience in photo editing, especially background removal. Your attention to detail will be critical for this project.

I'm in need of a skilled graphic designer to rework exisitng packaging concepts. Editing Illustrator files and updating as information is refined. I am looking for a designer based in Australia. Key Requirements: - Focus on luxurious aesthetic: The packaging should appeal to customers seeking high-end, exclusive products. - Minimalist design: The design are clean, uncluttered, and elegant. Ideal Skills and Experience: - Proven experience in designing packaging for beauty or luxury products. - Strong understanding of the principles of minimalist design and luxury branding. - Proficiency in graphic design software to create visually compelling packaging. The successful candidate will have a strong portfolio showcasing similar projects and will be able to demonstrate a keen eye ...

To integrate ChatGPT into the Pepper robot : User spoken question>prompt text to ChatGPT>GPT answer>text-to-speech voice +hand gestures. You need to be familiar with Pepper's main programming software Choreographe 2.5.5 , Pepper SDK, ChatGPT API, and maybe if necessary, Android Studio will help at the last milestone. So the task is fully described above, please do not ask me again and again what to do. I will give you access to the Choreographe on my laptop that is connected to the Pepper robot staying in my room. Please do not disturb me if you have not clue of what is the task about or even Python coding.

For my WooCommerce store, I'm seeking an experienced freelancer who can help me add and handle less than 50 products. Key tasks include: - Adding product images: I have a collection of product images ready for uploading. - Configuring pricing options for different products including variables which adjust pricing. - Setting up product categories to streamline the shopping experience for our customers. The ideal freelancer for this task will have extensive experience with WooCommerce, product adding, and configuring various options. A solid understanding of how to effectively categorize products is critical. Your role is pivotal in helping our customers to navigate through our store smoothly and efficiently. Efficiency, attention to detail, and knowledg...

I'm in need of a 3D video that thoroughly explains the mechanism of action of a medical product. This video will primarily target healthcare professionals and should be both educational and engaging. A strong understanding of medicine and the ability to articulate complex concepts in a clear, concise manner is crucial.

...'Vinyl Lettering' category. - The project involves adding new font styles to an existing list. - Each font should have a corresponding sample. - I would like to display up to a maximum of 100 font samples. Ideal Skills: - Web development - Graphic design - Proficiency in dealing with fonts and typography Please note that the client has skipped questions regarding font styles and format of the samples, so you would need to consult with them on these aspects. The fonts should be listed, and when selected, the "Sample Text" should change to show the appropriate look of the selected 'font style' please fix and update with the font names shown in their font style (as now, only "Pacifico" font works properly) >>> Please use all...

...complete design package for my product, which is titled "SO SPICY". The design style I'm looking for is modern and minimalist. The key deliverables will be: - Packaging: The product packaging should reflect the modern and minimalist design, it should be sleek and engaging, making the product stand out on the shelves. - Labelling: The labelling should be concise, yet informative, with a focus on the product's name SO SPICY" and key details. The design should be consistent with the packaging and minimalist. - Logos: I need a logo for my product that encapsulates the modern and minimalist style. The logo should be versatile, as it will be used across various platforms. Ideal skills for this project include: - Proficiency in modern, min...

I'm seeking a professional photographer who can capture high-quality images for my product line. The purpose of this photoshoot is to create content tailored to my social media, specifically Instagram and Pinterest. Key Requirements: - Experience in product photography - Understanding and ability to execute a minimalist aesthetic - Familiarity with creating content for social media platforms, particularly Instagram and Pinterest - Strong attention to detail The ideal candidate will have a keen eye for visual composition, good lighting skills, and the ability to make products look appealing and in line with a minimalist aesthetic. The images need to be impactful and engaging, as they will be used to promote my products on social media. Any previous work or portfolio sho...

I'm looking for a skilled video creator who can help me put together a promotional video for a product I'm selling. The aim of this video is to highlight the affordability of the product and encourage viewers to make a purchase. Key Requirements: - The video should be engaging and have a professional finish, promoting the product effectively. - The key message to be conveyed is the affordability of the product. - The target audience for the video is wide, so the video should be suitable for all age groups. Ideal Skills: - Video Production - Directing and Editing - Creative Writing (for the script) - Understanding of marketing and promotional strategies I'm looking for someone who can bring creativity and professionalism to this project. If you ...

I'm seeking a Shopify developer to create a new website with the aim of selling products online. Key features needed: - Product catalog: The store should be able to display a range of products in a structured and organized manner. - Inventory management: An efficient system to keep track of stock levels, and notify when items are running low. - Payment gateways: Capability to accept a variety of payment methods, providing a convenient shopping experience for customers. The website's main objective is to sell products, so it's important that the design aligns with these needs. I'm looking for a modern and minimalist theme to be applied. A clean and professional appearance is crucial for establishing trust with potential customers. The ideal candidate f...

I'm seeking ...through a comprehensive API linking mechanism. - The primary goal of this integration is to enable white labelling, hence ensuring that the interface appears as our own. Prior Experience: - I require a freelancer with a proven track record in developing and integrating APIs, especially in the financial sector. - Your prior experience with online banking services is crucial for the successful execution of this project. Ideal Skills: - Proficiency in API development and integration - Prior experience with online banking services - Strong understanding of security protocols and white labelling Please apply with your relevant experience and a detailed proposal on how you plan to tackle this project.

I need an experienced AWS expert to deploy my NodeJS and MongoDB server to AWS Elastic Beanstalk. It's targeted towards web application development and API creation, therefore I require someone who is also proficient in these areas. Key responsibilities include: - Setting up and configuring NodeJS and MongoDB on AWS Elastic Beanstalk - Ensuring the server is stable and secure Ideal skills and experience: - Proficiency in AWS Elastic Beanstalk - Expertise in NodeJS and MongoDB - Experience with web application development and API creation - Ability to work under tight deadlines and deliver quality results - Strong problem-solving and communication skills. I'm looking for someone who can hit the ground running and deliver a reliable, scalable, and secure solu...

I'm seeking a skilled developer to create an API that can recognize specific objects or logos in images, and provide real-time alerts based on this recognition. To accomplish this, you should be proficient in Python, Artificial Intelligence (AI), and the Azure Vision API. Key Requirements: - Develop an API for image recognition that specifically identifies objects or logos - Enable real-time alerts triggered by the API's recognition capabilities Ideal Experience: - Proficiency in Python is a must - Previous experience with AI and machine learning for image recognition - Familiarity with Azure Vision API is highly desirable - Strong understanding of real-time alerting systems This project will be pivotal in enhancing our monitoring and alerting capa...

I urgently need help with fixing my Firebase web login and API integration on a Laravel project. Key Issues: - I'm facing some login authentication problems that need to be resolved quickly. - The API integration is also not functioning correctly and requires urgent attention. Ideal Freelancer Skills: - Proficient in Laravel: In-depth experience with Laravel to effectively troubleshoot and fix the issues. - Strong Knowledge of Firebase: The ability to understand and work with Firebase's authentication system and API. - Problem Solving: A strong troubleshooter who can quickly identify and fix the issues at hand. - Time Management: The freelancer must be able to work on the project ASAP, and deliver a swift and effective solution. I appreciate fast response...

I need an experienced cucumber expert to write down test cases using the Gherkin language for the testing of my Java-built REST API. • The testing will involve a Java-based REST API implementing OAuth 2.0 for authorization. • You will require knowledge and experience in both Java and REST APIs. • Proficient in API testing methodologies, and identifying endpoints and corresponding HTTP methods. • The ability to build comprehensive Gherkin scenarios is critical. An ideal freelancer should be proficient in Java, familiar with REST APIs, and experienced in using Gherkin language for API testing. Experience in OAuth 2.0 authentication method is also necessary.

...and categories for us. Key Requirements: * Compile pricing information from the following platforms: Amazon, , , , , , , , , , nykaaman.com. * The scraping project should cater to several products and categories rather than specific ones. * Implement scraped data directly into the backend of our website using PHP. Ideal Skills: * Proficiency in web scraping scripts and tools * Deep knowledge and experience in PHP programming * Familiarity with the aforementioned websites' structures and processes * Ability to handle data scraping projects from a wide range of product categories Your work will streamline our price comparison efforts and significantly contribute to our

I'm in need of a skilled web designer who can help me create an artistic and creative portfolio website. Key Requirements: - The site's primary aim is to showcase my work, so it should have a visually appealing and engaging design. - The design style should be artistic and creative, reflecting the nature of the projects I'm showcasing. - I require an image gallery to easily display my work in a professional and aesthetically pleasing manner. It should be responsive and user-friendly. - Additionally, a blog section is needed to allow me to share insights, updates, and articles related to my projects. This should be seamlessly integrated into the overall design of the website. Ideal Skills and Experience: - Proven experience in creating artistic and creative portfolio...

...to create an e-commerce platform, with the following key features: - Product Catalog: One of the primary functions of the website will be to display and organize a wide range of products. Hence, the e-commerce platform you build should have robust, user-friendly and visually appealing product catalog capabilities. - Custom Themes: I'm interested in having a unique, custom theme for my website. Your ability to design and implement this will be crucial in ensuring the site stands out and is consistent with the branding. Ideal candidates for this project should have: - Proven experience in developing e-commerce websites on WordPress - Proficiency in creating and integrating custom themes - Expertise in optimizing product catalogues for better usability...

I need to outsource the API connection to various e-commerce platforms to retrieve data for reporting, using Python. Here is the list of platforms I need to connect to: 1/ Shopee 2/ Lazada 3/ Google Ads 4/ TikTok 5/ Tokopedia Requirement: a demo of a project you have previously connected that is on the list You can choose one or all platforms to outsource.

I would like to have multiple images per product, and need those to display on the front end as a slider with controls. Should be built into WooCommerce. Important: ) You need to copy the WooCommerce template file on the current theme.

WordPress - Colibri Add text (91 words) to 2 existing webpages via WordPress site. You will not add any images to the webpages. Make sure the 2 webpages display and work correctly with desk, mobile, and tablet devices. Fee: $20 Maximum Complete within 24 hours

I have Excel sheet in the are all products added with all the categories in it. I will also share a word file in which I will add that specific category and you have to take out the data from sheet and create the image in Photoshop. I will also give you product images with it's specific name. You have to only remove background and add text and image according to the data. The person must have latest Photoshop and have to create one sample image. You have to leave the space also for the main video and have to choose a shape or space according to the data Here are the links to sample: My budget is Rs.50 per image. There are 10-11 images which you have to create and I need it by today. This

...interface for easy upload and conversion of screenshots. - Implement preprocessing techniques to enhance image quality and improve OCR accuracy. - Handle complex mathematical symbols and equations during text conversion. - Conduct testing and debugging to ensure the functionality and accuracy of the OCR system. Work Flow: - Users should upload images/PDFs. The system will extract information and display it in LaTeX code. A preview will be shown below alongside the LaTeX code to verify the extracted data. - Users should be able to edit the generated LaTeX code if modifications are needed. They can then download the result as a docx, doc, or LaTeX file. Additionally, there should be a copy-to-clipboard icon for easy use. - An easy-to-understand UI will be appreciated. Key S...

I am in need of a skilled professional to edit my product images for Amazon's listing. The images require background removal, color correction, and retouching. Specific requirements include: - Editing 1-10 product images - Delivering the images in JPG format - Ensuring that the final images meet Amazon's guidelines, particularly in terms of dimensions (1200x1200 pixels or larger) The ideal freelancer for this project should have experience in image editing, particularly for e-commerce platforms. They should also be familiar with Amazon's image guidelines. Please note, I need these edits to be of high quality and ready for direct upload to Amazon.

...to Iceland, I managed to capture some potentially stunning landscapes with my DSLR. Unfortunately, the images when downloaded are pixelated, blurry and do not display correctly. Around 50-100 images I require a proficient, experienced Photoshop or Camera expert to help: (Not sure if this would solve the specific issues) - Remove Pixelation - Sharpen Blurry Images - Fix Incorrect size issues - Data Recovery pictures from old SD Card Although I'm uncertain of the exact dimensions for the final output, I demand for the results to be in the highest possible resolution. This would mean that they can be suitable for various display sizes from smaller picture frames to larger canvases. Your portfolio or samples of previous similar tasks would be the key to wi...

I'm looking for a professional designer who can craft / create a unique logo for a event place called ( Topper’s place ) . Key Requirements: - The logo should be simple and elegant - one option is to use the building as a logo ( picture, drawing attached) - option 2 is to use the name as a logo. - this is an event place to do weddings in the building there is a craft beer company, Pizza restaurant - I'm open to color suggestions, so feel free to be creative in your color choices. - Logo must be handed in PDF, JPEG, Ilustrator or editable version. - logo must show : 1- name of the place : Topper’s Place. 2- name of the city of the place : Calera De Tango, Chile - Designer must be able to make final adjustments and changes of the logo after to be awarded. I ...

I'm searching for an expe...cases, cushion covers, and more. The goal of this project is to create visually appealing designs that capture the essence of her artwork while also being adaptable to different product formats. I believe your expertise in graphic design and your ability to translate artistic concepts into practical designs make you an ideal candidate for this project. Key Skills Required: - Versatility in handling a wide array of products - Proficiency in working with realistic art - Ability to target a broad-ranging audience - Creativity and innovation in design transformation. Experience in merchandise or product design will be highly preferred. Please provide a portfolio or examples of your previous works. The designer's creative input ...

I'm in need of a dedicated virtual assistant who is proficient in handling Shopify listings. You will be responsible for optimizing and managing the product listings of my online store. Here's a brief summary of my requirements: Phillipines Full time 9am-5pm Melbourne Australia time Experience in Ebay shopify listings - Proficiency in Shopify platform, particularly in product listings. - Willingness to work full-time from 9am to 5pm, Australian Melbourne time. - Although prior experience is a must, beginners in product listing are welcome to bid, provided they are fast learners and dedicated.

I'm in need of a skilled web designer to give my NFT staking website a modern and responsive...my NFT staking website a modern and responsive makeover. The designer must be able to deliver a fresh and clean user interface. Key Points: - The design should be minimalistic, with a modern touch, aligning with current design trends. - The design should be clean, visually appealing, and easy to navigate, focusing on the key features and benefits of the product. Ideal Skills and Experience: - Proven experience in designing successful product promotion landing pages. - Strong understanding of minimalist design principles. - Experience with NFT or crypto-related projects is a plus. - Proficiency in incorporating specific functionalities into website design. - Creative thinking ...

As an edtech company, we are looking for an experienced marketing consultant to help us promote our offline products for 10th CBSE, JEE, and NEET students. We're looking to enhance our B2B marketing strategies. Key Responsibilities: - Develop and implement marketing strategies specifically targeted at 10th CBSE, JEE, and NEET students - Evaluate and improve our B2B marketing approach - Foster partnerships with educational institutions and industry influencers - Monitor the market trends and provide relevant insights - Utilize technology and data to enhance marketing campaigns Skills and Experience: - Proven track record in marketing edtech products, particularly in the offline education sector - Familiarity with the Indian education system, especially the 10th CBSE, JEE, and NEET cu...

I'm seeking a specialized developer to create a custom plugin for Revit. Ideally, your skill set should focus on: - Strong knowledge in Revit API - - Automating data retrieval within Revit using C# and Revit API In your application, please elaborate on your past work specifically in development of similar plugins. Demonstrating your familiarity in this specific area is paramount to securing this project. A proven track record in creating plugins catering to the architecture and 3D modeling domain could potentially put you ahead of the competition.

Full stack developer needed to join our dynamic team. Responsibility: - Strong knowledge in backend and frontend : React, Angular, Vue, TailwindCSS, Web3, Java, ASP.NET, Django, Flask, Restful API, - Good Communication - Work at EST Time - English Proficiency - Pakistan Developer Only If you are interested in this position, please schedule an interview.

I'm in need of a skilled professional to help me in developing a cross-platform application and website. Key Project Details: - The primary goal of the website is still under consideration. Currently, the focus is on the application, but there is a possibility of expanding to include an eCommerce website, a portfolio display, or an informational site. Ideal Candidate: - Proficient in app and web development, particularly in cross-platform applications. - Experience in developing eCommerce websites, portfolio sites, or informational websites would be an added advantage. - Strong communication skills and ability to understand and work with my evolving project needs.

I'm seeking an experienced Laravel developer who can help advance a personal accounting website I've started. The main functionalities needed are: - SASS functionality for website use - Managing and reporting transactions and bills - Help group transactions and subscriptions - Bank account synchronization via APIs. While I do want this function, I'm not locked into a specific bank API yet. I'm eager to hear your recommendations on this. - Reporting the synchronized transactions. The ideal candidate is someone with substantial experience in Laravel development. Specific skills in integrating banking APIs or creating data reporting features will be a plus. I've provided a full and detailed brief for the project. The very basics of the site has been started ...

I'm seeking an expert in both mechanical and electrical engineering to help me bring my product idea to life. Key Tasks: - Develop a prototype for a home-use product that ensures energy efficiency - Design the product for manufacturing Ideal Expertise: - Proven experience in both mechanical and electrical engineering - Skilled in product design and development, particularly for home use applications - Understanding of energy efficiency principles - Previous experience in developing prototypes for manufacturing I would love to hear your thoughts and suggestions on how to best create this product and make it market-ready. Thank you!

...quantity data for four specified materials from predetermined Revit schedules. Display the retrieved quantities in a user interface within the plugin. Prompt the user to select from three predefined conditions (each associated with a specific percentage) using a dropdown menu. Based on the user's selection, calculate an average of two predefined percentages and multiply this average by the retrieved material quantity. Key Deliverables: Functional Revit plugin that seamlessly integrates with Revit 2024. User-friendly interface displaying retrieved quantities and options for percentage selection. Automated calculations based on user inputs. Timeframe: Skills Required: Proficiency in C# programming and Autodesk Revit API. Strong understanding of Revit scheduling and...

I am looking to create a template which can be edited and reused. I want the overlay to go over the top of a photo of the vehicle and must have editable fields such as. Available now, Total price and Repayments from etc. I can show examples or similar designs. Key Requirements: - Develop a static infographic to display auto finance repayment information - Ensure the design follows Instagram's design guidelines Ideal Skills: - Graphic design - Experience with Instagram's design guidelines - Knowledge of finance terminology (a plus) I have all logos which can be sent though after reviewing design templates.

I need a proficient Google Ad expert to leverage Search and Display campaigns to significantly increase website traffic. Key Responsibilities: - Crafting and managing effective Google Search and Display campaigns - Ensuring these campaigns are oriented towards our national audience - Tracking, reviewing, and optimizing campaign performance Ideal freelancer should have: - Proven experience in running high-performing Google Ads, specifically in Search and Display campaigns - Understanding of our target market - Excellent skills in Google Analytics for tracking and improving campaign results - A strong track record of boosting website traffic through thoughtfully crafted campaigns

...compose a script of medium complexity. The main purpose of this script will be to automate certain processes on a mobile device. using AutoTouch. Key Deliverables: 1. Create a script that will automate tasks. 2. Ensure compatibility and smooth operation on a mobile platform. 3. Enable interaction with external APIs or services as necessary. You must have a background in automation scripts and API interactions and should be comfortable working with mobile platforms. Fluency in English is preferred for effective communication throughout the project. I’d need it to -set a first name -random dob, doesn’t need to be truly random just not the same one every time -set username -set password -take number from sms site and enter, wait for code and get Then last bit just...

I am seeking an experienced programmer for an API integration project between Close CRM and Grafana. Here're more details about the requirements: We can either use a JSON integration directly into Grafana or use a 3rd party tool like to fix it. Action Items / Visualisations to create: 1. Have a target for a segment (eg: x% of sales in segment) 2. Map out per rep 3. Need to evaluate Conversion rate for each step 4. Need to evaluate Conversion rate for Total Funnel (Lead to sale) 5. Need to evaluate Conversion rate for some sub steps (eg, Bill to Sale) - enables you to focus the team on key stages 6. In addition to company wide funnel, need to benchmark each BDM on the funnel stages 7. Understand where BDM's are strong and weak