Circle based web design jobs

...firm grasp in creating identity verification applications. This project aims at creating a web-based verification app, with key functionalities including: - Facial recognition: The app needs to be able to accurately identify individuals using a cutting-edge facial recognition system. - Document scanning: It should hold capabilities to scan and verify documents efficiently. - Real-time verification: The goal is to ensure the application can authenticate identities in real-time for user convenience. Considering vital security concerns, I am focused on embedding two-factor authentication to secure the app effectively. Therefore, it's imperative that the freelancer has a strong background in web-based app development and security measures implementation, w...

...processes and increase efficiency. The ideal freelancer will have exceptional experience and knowledge of Odoo applications, front end design (including color theory and UX design principles) and understanding of workflow automation. Striking a balance between functional and aesthetic design will be crucial. Odoo customization of online forms css html python and backend of customized module my budget is $60 work should be done in 2 to 3 days after start of this project. This includes multiple records feature, form design like reference, warnings as popup, text and addresses removal, page name change, steps with increased circle size with number inside the circle and label formatted properly for each step, tick completed steps, making theme co...

...the recruitment process and elicit business requirements for procuring the new recruitment application. You have been given the following desсrіption of the current recruitment process: ″The process starts with receiving a requisition to fill a position from one of the line managers. The recruitment specialist reviews the requisition and posts a job opening with a desсrіption of duties on the web. The posting is usually kept for 10 Days, then it Is removed. Applications and resumes are received and screened as they are received. Applicants who pass the evaluation criteria are then invited for an interview. After all screened candidates are interviewed; the top applicant who passes the interview receives an the offer was not accepted, the second-ranking applicant gets t...

2 layer PCB ATMEGA328p TQFP-32 16 RGB Backlit buttons LED backlights driven from WS2812 chips 4 way dipswitch connected to ATMEGA328 for ID 6 pin ISP header 4 pin connector (serial IO, 5v & GND) PCB dimensions: 40mm high x 180mm wide Buttons arranged in a 2x8 matrix

...and operating system versions. Provide insights and suggestions for improvement based on your expertise in iOS development. Requirements: Proficient in iOS app development with a strong portfolio showcasing previous projects. Expertise in Swift and/or Objective-C programming languages. Experience with Xcode, Interface Builder, and other relevant iOS development tools. Solid understanding of mobile app design principles and user experience considerations. Excellent problem-solving skills and attention to detail. Additional Information: Duration: Approximately 3 days of work. Location: Remote work; you can collaborate with our team from anywhere. Payment: Negotiable, based on experience and scope of work. If you're passion...

As a devoted fan of action games, I'm looking for a skilled game developer to bring my vision to life. The project involves creating an engaging action game for the PC platform. My vision centers around an immersive gaming experience, visualized through Realistic 3D graphics. Ideal Skills and Experience: - Proficiency in PC game development - Expertise in utilizing Realistic 3D graphics - Solid track record in action game creation - Ability to interpret and execute desired game mechanics - Adequate knowledge on current 3D action games to deliver contemporary gameplay - Must use Unreal Engine 4 or 5. Please include any previous game development work, especially anything within the realm of 3D action games, in your bid.

I'm seeking a skilled graphic designer who specializes in minimalistic, text-based logo design. Here's the specifics: - The style should be simplistic and minimalistic. A clean look and feel is key. - The logo will strictly be text-based, so creativity with typography and layout is crucial. - The color scheme should stick to white and blue. Examples and exact shades will be communicated later. Ideal Skills & Experience: - Proven track record with minimalistic graphic design - Strong working knowledge of typography and color theory - Extensive experience in creating text-based logos - Ability to translate design feedback into deliverables Make sure to include samples of previous text-based designs in your proposal, especial...

YouTube Promotion: SEO Optimization: ...collaborate with influencers. Video editing skills for creating short-form content (if opting for the additional task). Project Duration: The initial engagement will focus on promoting the music rap video on YouTube and TikTok within the first 7 days of its release. The creation of short-form content, if opted for, will be discussed separately based on the freelancer's availability and timeline. Budget: The budget for this project is flexible and will be determined based on the freelancer's experience, expertise, and proposed strategies. Extra compensation will be provided for creating short-form content, if opted for. (Projects for creating fake social engagement, including reviews, likes, and follows, are strictly prohi...

I am in need of a competent Virtual Assistant who is based in Sydney. Your role will primarily involve: I will need you to personally visit a location in sydney and do a survey which I need to add in my report. - Ideal candidates should have excellent communication skills, experience in administrative support.

Hello, We are a manufacturing company based in Dubai, we are looking to hire a freelancer for around a week time to do work remotely like technical drawings and industrial designs for us on SolidWorks software. However you are required to visit our physical premises based in Jebel Ali in Dubai only once to showcase you our machineries in person. Looking for someone who can dedicate and commit for the job for a whole week and willing to start immediately. Looking forward to receiving your bids. Thank you!

I need a savvy technical writer skilled in software documentation, specifically for a web-based application. The detailed documentation will be indispensable for fostering a better understanding of the app. An ideal candidate should have: Contract Duration- 6 to 12 months Location: Pune Position Type: Hybrid Develop clear, concise, and comprehensive documentation for our web application, including user guides, technical specifications, API documentation, release notes, and other supporting materials. Role: Technical Writer Summary: As a Technical Writer, you will help to create comprehensive documentation for our applications which are Web and Desktop applications. The ideal candidate will have a strong background in technical writing...

The requirement is to create a mini-game for the gamification of introducing a detergent at select outlets with real-world awards like free product sample, discount vouchers etc. The game could be on a white background, a cursor in the middle (brand logo) which is drag-able to all areas of the screen to eliminate incoming elements/enemies/projectiles/dirt. The web app must be user friendly and intuitive with basic functionalities. For example, it must have features like: ● 60-second timer (Time limit) ● Drag-able cursor ● 2D Graphics ● Window or Pop-up menu for New Game, End Game, Display Award won by Player at end of game

I'm seeking a proficient developer to craft a compact application that triggers trading commands on the Pocketoption platform. This tool will trade based on a specific Fractal indicator and should only deal with assets which are performing above the 80% mark. Details of my requirements: - Use the Fractal high and low for asset evaluation. - Implement the martingale strategy after any loss. - The solution should maintain a maximum of 10 open trades at any given time, to manage risk and control volatility. - For the sake of flexibility, the application should also allow adjustment of the indicator settings and conditions for buying and selling ex: up arrow down arrow buy or sell . Ideal skills and experience: - Previous work experience on app development. - A good under...

I'm seeking a proficient female legal writer based in Mumbai, skilled in family and matrimonial matters. The scope includes drafting legal documents and formalizing agreements. - Ideally, you have a robust understanding of, and experience in, family and matrimonial law. - A background in meticulous legal drafting is essential, particularly for sensitive matters. - Candidates who can meticulously put together well-structured agreements with the utmost confidentiality are highly desired. - Proficiency in the English language and strong communication skills are key. You'll be helping to manage and streamline complex family issues, so this role is not for the faint-hearted. Looking forward to your proposals.

We are a fast growing online training company in 3D design and animation industry based in California, USA. We are looking for a proactive and detail-oriented Virtual assistant to support our team, and is willing to contribute to our success from anywhere in the world. RESPONSIBILITIES: * Managing email correspondence and responding to inquiries. * Scheduling appointments and organizing calendars. * Assisting with document preparation, including formatting and editing. * Conducting online research for various projects. * Managing social media accounts and content. * Performing administrative tasks as needed to support team members. QUALIFICATIONS: - Excellent written and verbal communication skills. - Strong organizational skills and attention to detail. - Ability to wo...

Looking for a strong web developer with core understanding of Woocommerce to do a fresh install/setup of our live ecommerce store using a vanilla theme and latest versions of all plugins. Content copy protection is key and experience with coding and configuring rules to prevent download of large product images would be required. Please note: The site is installed on Digital Ocean which doesn't have a Cpanel such as the ones provided by shared hosts. Administration would need to be done almost entirely using the terminal.

In order to streamline my operations, I'm looking for a skilled Java developer to construct a desktop application focusing on task automation. Specifically, the software should excel in: - Automated Data Entry: The application should be able to efficiently automate data entry tasks, improving productivity and minimizing errors. Id...software should excel in: - Automated Data Entry: The application should be able to efficiently automate data entry tasks, improving productivity and minimizing errors. Ideal candidates should have extensive experience in Java development, primarily in creating desktop software. Familiarity with task automation, particularly for data entry, would be beneficial. Familiarity with user-friendly design and effective data handling techniques will als...

I a...individual looking for part-time work to manage Instagram account. I prefer someone who can commit 1-2 hours per day, though hours are flexible. Responsibilities include: - Creating and posting fresh, appealing content regularly - Engaging with the audience through comments, direct messages, and other interactive features for lead generation to generate their sales As this is an online, home-based job, it's perfect for students, housewives, or anyone seeking additional income. Prior experience is not strictly necessary, but a working knowledge of Instagram and general social media trends can be beneficial in this role. Ideal skills: - Creativity and ability to generate engaging posts - Good communication for audience engagement - Basic understanding of Instagram an...

I need a detailed and optimized design for a PCB motor. The key specifications are: - The motor configuration should fit within 250mm OD and 170mm ID circle dimensions. - The motor should be battery-powered, maintaining an ideal balance between energy consumption and power output. - The motor's primary application will be for electric vehicles. Thus, it should be durable, reliable, and efficient. - Ideally, the motor should run at a medium RPM range (1000-5000). Freelancers with experience in motor design, knowledge of PCB electronics, and proficiency with battery-power systems are strongly preferred. A familiarity with electric engine applications would also be highly advantageous. Let's create an efficient and powerful motor design that fits perfec...

I'm seeking a freelancer with advanced Python skills to facilitate seamless integration of one of the based website into an application. Key Objectives: You will be tasked with taking existing website and restructuring it so that it can run from a Python-based application. Ideal Skills and Experience: - Demonstrable experience and proficiency in Python - Past experience with website-to-application integrations - Understanding of the ssmms e-commerce platform Applications: If you meet these specifications and believe you're a good fit for this project, please include examples of your past work, particularly those relating to website and Python-based application integrations. This is a challenging task that requires a high level of Python proficiency...

I'm urgently seeking a highly skilled developer to create a web-based application for tool development. While the specific function of the tool is open to your expertise and recommendations, the core purpose of the application is to serve as an E-commerce platform. Key Requirements: - Knowledgeable in E-commerce processes and workflows - Experience in developing functional and efficient web-based tools - Ability to deliver the project ASAP. Ideal Skills and Experience: - Proven experience in web-based tool development - First-hand knowledge in E-commerce platforms - Can work within a tight schedule. Feel free to ask for any clarification. Let's get this task started as soon as possible!

I'm focused on an Arduino project that collects data from various sensors and uses Wi-Fi for communication. I necessitate the involvement of skilled freelancers in programming and radio frequency configuration. (EVIL CROW RF V2) is what the device is that needs to be programmed/ a web server controller through Arduino IDE [Removed by Freelancer.com Admin for offsiting - please see Section 13 of our Terms and Conditions] Specifically, I require the creation of a program that: - Effectively collects data from choosen sensors - Handles communication via Wi-Fi - Ensure smooth data relay from the sensor to the server Skills and Experience: - Proficiency in Arduino Programming - Understanding of radio frequency and how it interacts with Wi-Fi - Previous experience in similar proj...

As an experienced professional in the realm of lead generation, an exciting challenge awaits you. I need a meticulous and focused individual who can execute specific web searches to generate leads for me. Important Details: 1. Web Searches: Your task will be to perform role-specific keyword searches. Knowledge and experience in a vast array of industries are invaluable for this task. 2. Lead Data: Each lead generated should provide the following information: - Lead's contact name - Lead's position - Lead's business name - Lead's email address - Lead's website. - Lead's Telephone number Having this in-depth understanding of each lead will ensure we have all the necessary details to proceed in our pipelines. 3. Number of ...

...Accounting, and Management. The current process involves manual data entry into Excel documents for tracking loads, payments, and generating weekly reports and invoices. This process is time-consuming and prone to errors. We aim to automate and streamline our operations by developing a custom web application. Objectives: To develop a user-friendly web application that automates the entry and tracking of load information. To create a system that automatically generates invoices and weekly reports based on the entered data. To allow for real-time data access and updates by different divisions within the company. Key Features: Load Management: Ability for dispatchers to book loads, including details like dispatcher name, driver name, order ID, pickup/delivery dates,...

I'm seeking a developer well-versed in Python and has substantial understanding in deep reinforcement learning. My aim is to apply this algorithm in gymnasium processes. Ideal Skills and Experience: - Proficient in Python programming - Extensive knowledge in deep reinforcement learning algorithms - Experience in reinforcement learning - Ability to model reliable algorithm Specific environments include: - Cartpole - Racetrack

Hi - Just updating this post I have found a great dev woh took decent bit out of a project in the last hours of yesterday but with timezones and a deadline looming many hands make light work as they say. This project is not a typical website it's a beast - 38 repo 1600 branch 6m lines of 7 diff language 19 app within the project django code beast. The hard work is done, it was years ago, but an extreme set of circumstances that defy belief to be honest - has really put us under some pressure. Whilst a full stack dev is what were are looking for - its not a technical challenge - the codes done and theres 5 times what we need - its a communication challenge as its a VERY US specific product so unless you understand the US Real Estate system to some extent - and can understand an Austr...

I'm seeking an experienced developer to create a web-based BTC wallet. The main functionality the wallet should have includes sending, receiving, and storing BTC securely. In special, this wallet should include a simple interface indexer for inscribing text and files on the BTC blockchain. Though I don't have any specific security features in mind yet, I expect the designer to adhere to the best practices to ensure the highest level of security. Finally, though I'm unsure currently whether this wallet will be integrated with any other platforms or services, I may need flexibility in this regard in future. Skill-wise, the ideal candidate should be proficient in: - Developing secure, web-based applications - Understanding of BTC cryptocurrency an...

I'm looking for someone proficient in C programming to develop a Horner Programmer with a key functionality: script automation. This software is specifically targeted towards automated pump control systems. Desired Skills and Experience: - Highly skilled in C programming. - Experience in creating software for automation purpose. - Familiarity with Horner's method for polynomial evaluation. - Background in developing software for industrial use, particularly pump control systems, is an added advantage. The main goal of this project is to achieve efficient script automation in C for pump controls, using the Horner's method. If you have the right skill set, do not hesitate to bid. Your work would be so valuable for me.

we are recruitment agency, we require a web based software for our process.

I have a growing YouTube channel talking about stocks and investing and I’d like to teach people how to find fundamentally sound stocks at their annual low price. However, instead of teaching them how to manually analyze the stocks Id rather provide them with a subscription to an app that does the analysis for them. Me and the winner of this contest can negotiate a price for them to create the app for me. First I’d like to be sure they can retrieve the data needed for my app. I’d like the app being developed to show your proficiency to do the project. Please create a simple app to retrieve the following information for the previous five years or 2018 through 2022 if 2023 isn’t available yet. The earnings per share as well as the net income from the income statement...

...engaging logo for a segment of a nonprofit organization, titled "Bible Time With Brian". The nature of this segment is faith-based, featuring Christian videos. The design itself should originate from a circle with a cross at its center and stretching to separate the words. The words "Bible Time With Brian" should be incorporated into the design, creatively overlaid by the cross. The color scheme should prominently feature black and a contrasting red for the cross. The logo will have multipurpose use including but not limited to: - Our future website - Social media presence - Merchandise - Training videos A portfolio of previous work, especially with faith-based, will be preferred. Also, experience with designs for multiple pla...

I'm looking for a developer to create an Android and web-based application for my startup consultancy firm. The application should offer a robust platform to sell products and services. The key functionalities expected are: - Integration with social media platforms to amplify reach. - A live chat support feature to address user queries in real-time. - Implementation of user profile creation functionality. A successful candidate should have a strong background in Android and web-based applications and should possess excellent skills in creating social media integrations, live chat support, and user profile creation features. Prior experience in developing applications for consultancy or similar business sectors will be a strong advantage.

We need a business development fosued on sales to help expand our Pune-based IT company. We specialize in creating tailor-made solutions in mobile applications and software development, especially for Healthcare and Finance sectors. The expert will predominantly handle: - Identifying and engaging potential clients from small to large enterprises. - Creating strategic plans to expand our brand awareness and market footprint. - Establishing connections within target industries to drive leads. The benefiting candidate should possess the following: - Proven experience in business development in the IT industry. - Strong networking skills within Healthcare and Finance sectors. - Excellent ability to connect with potential clients ranging from small businesses to large enterprises. ...

I'm seeking an SEO wizard who specializes primarily in Google search engine optimization. They will: - Work primarily with textual content, which is the most prominent type of content on our website. - Optimize content focus on product-related keywords. The ideal freelancer has a command for SEO tactics, particularly on-page tactics that engage Google algorithms. Proficient usage of GA4 tags and an understanding of product-related market semantics would grant you an advantage.

I'm in need of a unique text-based logo for the base of a ski which is die cut friendly. This entails certain specifications to consider: - The design of the logo needs to be bold, blockish, with clear separation between the letters to ensure its optimal adaptability to a die-cut process. - Stick to a monochrome color scheme, presenting both a professional and modern feel. Ideal candidates for this project should have a strong background in graphic design and experience working with die cuts. Familiarity with ski equipment design could be helpful as well. The success of this project will be measured by the clarity and adaptability of the logo when applied to the ski's base.

...requires gathering a diverse dataset of documents spanning various topics and styles. Once collected, preprocess the data by cleaning it of any irrelevant information, tokenizing the text into manageable units, and formatting it appropriately for further processing. Next, proceed to Model Architecture Design. Here, you'll need to decide on the architecture of your summarization model. This can range from a basic sequence-to-sequence model to more complex architectures like Transformer-based models. Consider factors such as model size, computational efficiency, and the specific requirements of your summarization task. With your model architecture defined, the next step is Training the Model. Utilize deep learning frameworks like TensorFlow or PyTorch to implement and...

I am in search of a freelancer to perform detailed research on both healthcare and non-healthcare industries across multiple APAC geographies. Best suited for this project if you: - Are located in or familiar with: Hong Kong, Singapore, Japan, South Korea, Malaysia, Indonesia, Philippines, Australia, New Zealand, Cambodia, Thailand, Taiwan, Vietnam - Have prior experience in healthcare and non-healthcare sector research - Can provide comprehensive project proposals outlining your approach to this project Your application will stand out if you provide a detailed proposal demonstrating your understanding of the project's requirements and how you plan to meet them. Note: knowledge of the aforementioned regions, and experience in both healthcare and non-healthcare industries is an advan...

I'm in need of a PHP Laravel developer to integrate login through Google / FB / Twitter and Apple ID functionality. We have already done 'login through Email ID' functionality and need to add the above. There are 2 different login for the same site and need to differentiate it in the backend.

I am seeking to build a dual-purpose website catered towards college students and working professionals interested in improving their skills in IT and programming. The website will function as an educational hub, providing classes, course materials, and constant learning opportunities. Additionally, a unique component of the website will be a comprehensive, skill-based quiz application utilized to allow users to take weekly quizzes. The perfect candidate for this project would be experienced in creating powerful and engaging educational platforms with integrated quiz applications. Technical skills in the areas of educational technology, programming, and IT would be necessary, as the platform would need to cater to those specific areas of interest.

I need to establish a Local Area Network (LAN) in my office. The system should connect four PCs with one acting as the file server while the other three will be clients. Right now we use auto configurations and we keep having problem with printer or files not being shared properly and network errors. We need exact IP configurations of each PC so that there is no problem in file and printer sharing. Setup Details: * The Operating System for all the computers must be Windows. * Our network will utilize a switch with an integrated LAN internet connection. * The server PC should function primarily as a file server. * There 3 printers connected to server and 1 to a client. All 4 printers are shared across network. * Screenshot of advanced sharing setting and TCP/IP setting is attached, it i...

As the project lead, I am seeking a highly proficient project management professional located in the United States. Your role would involve: - Efficiently managing a range of tasks, focusing on effective execution and project delivery - Collecting data and ensuring its accuracy and comprehensiveness. While the volume isn't overwhelmingly large, attention to detail is vital. The ideal freelancer for this opportunity would have substantial experience in project management, exceptional organizational skills, and a keen eye for detail. Your base in the United States is crucial due to the specifics of the project. Please include proof of your location and a brief outline of your project management experience in your bid.

I need a web-based application developed that tracks the real-time status of UPI payments. This tool will provide users the ability to search and see if their payments have been received securely and efficiently. Key Features: Users can input their UPI transaction IDs to check payment status. Real-time updates fetched from UPI payment gateways. Detailed transaction information displayed (timestamp, amount, etc.). Optional notifications for status changes. Secure user authentication and data encryption. Responsive design for seamless accessibility. Given that I'm not sure if this tool needs to integrate with any external systems or APIs, it would be beneficial if you have experience in API integration, just in case. You should also have a confident grasp of ...

...enterprise as a community-based tech platform that tokenizes and credits users for their green initiatives which help reduce carbon commission. I am looking for a consultant having extensive knowledge of carbon credit standards who can help me draft a research paper with a business case on why and how this platform should be eligible for voluntary carbon claim carbon credit for users' activities. I'm looking for a knowledgeable partner who understands the intricacies of carbon credits, from community-based carbon credit initiatives, and can guide the direction of my new business from the ground up. Skills & Experience: - Research Paper - Drafting Skill - Community-Based Carbon Credit and Vulantery carbon credit concept and standards - ...

I'm searching for an experienced professional to develop a proficient cloud-based MRP (Materials Requirement Planning) system for my business. The ideal freelancer would have significant expertise in creating MRP systems that smoothly integrate with current operational processes. Key Requirements: - Inventory Management: The system must effectively monitor inventory levels and track items across various locations. - Production Planning: It needs to control production planning schedules, reduce wastage, and increase productivity. - Purchase Order Management: The platform needs a feature that simplifies purchase order creation and management. User Scale: - The MRP system will be used by less than ten users. Consequently, it needs to be user-friendly and intuitive, requiring min...

I am looking for a skilled programmer to create a Windows based document program with the primary function of creating and editing documents.

I'm in need of a skilled developer proficient in Bash to create a highly functional installimage tool. The tool should be capable of: - Facilitating Linux OS installations (for Ubuntu, CentOS, and Debian specifically) - Performing password resets efficiently - Implementing a rescue mode functionality A developer with demonstrated experience creating similar tools will be considered highly. Familiarity with Linux system administration can prove to be advantageous as well. Your skills in Bash scripting should be excellent as this project needs a precision-involved, error-free deliverable. Let's bring this installimage tool to life!

I’m looking for a proficient developer to create a user-friendly, web-based app primarily for small businesses. The core feature required is a smart mechanism to catalog and organize receipts. The developer would ideally have: - Proficiency in creating similar web-based applications and a portfolio to back it up. - Experience in designing UI/UX that is tailored to suit the needs of small businesses. - An understanding of accounting principles would be beneficial. Key Functionality: - A smooth system to import, catalog, and organize receipts digitally that can cater to a variety of business needs. - A user-friendly interface with easy-to-use features and simple navigation. - The app should be designed keeping in mind scalability, as we may plan to e...

I need an Azure openAI specialist who's versed in Python to develop and fine tune a chatbot for my business. The chatbot should be capable of performing several functions - customer support, appointment scheduling, and eCommerce t...who's versed in Python to develop and fine tune a chatbot for my business. The chatbot should be capable of performing several functions - customer support, appointment scheduling, and eCommerce transactions. It should be able to engage users via both text and voice-based responses. Ideal skills for this job: - Proven experience in Python programming and Azure platform - Expertise in developing multi-functional chatbots - Strong knowledge in fine tuning openAI for precise chatbot responses - Proficiency in enabling text and voice-based ...

...includes pizza, burgers, kebabs, wraps and loaded fries. KEY TASKS: - Design a logo that stands out in both online and offline platforms. - Only one other colour can be used (if you must) with black and white. - We want to use BP (Branston Pizza) as an alternative/shortcut name in some of our branding materials. Like our house special sauce will be called BP sauce, we may also use it in favicon, app icon, stickers etc. So please have that consideration in your design, whether you make B and P prominent somehow or include it within the logo. IDEAL CANDIDATE: - Proven experience creating catchy, clean and unique logos. - An understanding of fast food brands and their audience. Please remember we are after 'Text based minimalistic logo', so do not s...

I'm seeking an expert developer to create a decryption application compatible with Linux, specialized in handling Ioncube-encrypted files. The ideal candidate will leverage their robust coding skills and experience to develop a system capable of decrypting multiple files simultaneously. Key functionalities should include: - Compatibility with Linux OS - A user-friendly interface that supports drag-and-drop functionality - Incorporating a progress bar to track the decryption process Proficient experience with Linux platform, a strong understanding of Ioncube encryption, and the ability to create interactive user experiences are required for this project. Your proficient command in innovative coding methods and problem-solving skills should be geared towards achieving an efficient an...