Ajax based shopping cart işler

I'm in need of a skilled web developer to construct an E-commerce website for my retail business. Key characteristics that the website must have are: - A shopping cart for customers to review their selected items before purchasing. - A product review feature that allows customers to share their thoughts and experiences about the product. - A robust stock management system to keep track of inventory and sales. The ideal freelancer for this project should have previous experience developing retail E-commerce websites. Experience with shopping carts, product review systems, and stock management system implementations is a must. Knowledge in SEO-friendly designs, mobile-first strategies, and secure payment systems are also crucial for this project. Your success i...

I have a website which requires a better pagespeed score. Right now its on 30 score for mobile and 60 for desktop. I want this to be 100 for both. Need someone that can do this with me either by modifying the website page or with plugins. I have some plugins installed but could not increase the score. Link will be shared in a seperate chat

I'm in need of a skilled developer to craft an AI-based firewall in a SaaS format. Features must include: - Real-time threat detection - Automated incident response - A user-friendly dashboard. The finished product will need to be hosted on a direct server. For security, it must meet these criteria: - Basic security measures - Advanced threat detection and prevention - Customizable security rules - DDOS attack prevention. Applicants with a strong background in AI, SaaS development, and cloud computing are desired, particularly those with experience in high-security IT projects.

I've got a Shopify plan and a premium theme called Warehouse for my e-commerce business. Now, I urgently need an experienced designer to revamp my website and create a professional logo for my brand. Key Requirements: - Web Design: The existing theme, Warehouse, will be the foundation for the design. However, I need it to be personalized to reflect my brand identity and offer a seamless shopping experience for my customers. - Logo Design: I’m looking for a unique, professional and memorable logo that will embody the essence of my e-commerce business. Ideal Skills and Experience: - Proficiency in Shopify: You should have a solid understanding of Shopify platform to modify the theme effectively to fit my e-commerce business needs. - Experience in E-commerce Design: Prev...

...Features**: I need the website to have a Product search/filter functionality, Wishlist functionality, and Product image zoom-in feature. The site should be extremely user-friendly. - **Target Audience**: The target audience for this website is both men and women. So, the design and functionality should cater to both. - **Additional Pages**: Aside from the standard e-commerce pages like Home, Product, Cart, and Checkout, I need an About Us page, FAQs page, and Contact Us page designed. Additionally, I would like to have Collection, Influencer choice pages designed as well. I'm bilingual, fluent in Bengali and Hindi, so if you have knowledge in those languages, it would be a plus. Ideal freelancers for this job should have: - Extensive experience in Shopify website deve...

...Development of an Android app with a user-friendly and intuitive interface - Functionality for sellers to create product listings - Integration of multiple payment gateways including Credit/Debit Cards, PayPal, and Mobile Wallets - Secure and reliable payment processing for customers - Ability for customers to browse, search, and purchase products - Notification system for order status updates - Shopping cart and checkout functionality Ideal Skills and Experience: - Proven experience in developing Android applications - Strong knowledge of mobile app development and UI/UX best practices - Prior experience in developing e-commerce apps would be a plus - Familiarity with integrating payment gateways - Ability to build a scalable and robust app to handle potential growth in ...

I'm seeking a freelancer to assist me with entry-level data entry tasks in the comforts of my home. Key Responsibilities: - Handling simple data entry tasks. - Ensuring accuracy and attention to detail. Ideal Skills: - Basic understanding of data entry procedures and systems. - Familiarity with spreadsheets and online forms. - Excellent typing skills. Experience: - While I require a beginner level of experience, any past exposure to data entry tasks will be considered beneficial. Submission: - Your tasks will be submitted via email, so a good grasp of communication through this medium is important. This opportunity would be perfect for someone who's looking for an entry-level data entry role that can be completed from home.

...experienced freelancer to help me start on Google Shopping. Here are my specific needs: - New Google Shopping account creation: I don't have an existing Google Merchant Center account yet, so will need assistance creating one from scratch. I am hoping to find someone experienced in leading new users through this process. - Product uploads: My main product type will be books and media. Ideally, you have had prior experience uploading and listing this type of product onto Google Shopping before. If you can share examples of past work in this area, that would be excellent. The ideal freelancer for this job would be proficient in Google Shopping account creation and product listing. I am open to suggestions on how to make my Google Shopping start a...

I'm seeking a skilled developer to create a Discord bot that interfaces with our subscription-based website. This project entails: - Assigning roles to our subscribers in our Discord server - Prompt verification of each member's subscription status - Instant removal (kicking out) of non-subscribers from the server Our website is already equipped with a subscription system. Ideally, the freelancer should possess experience in discord development and have a strong understanding of both Discord bot development and subscription-based systems. Your role will include creating a mechanism for real-time verification of subscription status to effectively manage our Discord community. Tight integration and flawless functionality are paramount to this project. Candidates w...

I'm in search of an experienced freelancer to develop a WooCommerce E-commerce website for me. It should prominently feature: - A Product Catalog: An interactive product catalog that is easy to navigate and manage is important. You should design it in such a way that it can accommodate a large number of products and various categories. - Shopping Cart: A user-friendly shopping cart with an easy checkout process is essential. It should have the ability to calculate costs, suggest relevant products and provide a smooth user experience. The ideal freelancer for this project should be well-versed in WooCommerce, with a portfolio of E-commerce websites previously built. They should also be knowledgeable in UI/UX design and optimization to ensure my website ...

...generate more leads and sales. To give you an idea of where we're currently at, we've made minimal efforts in SEO, and we're eager to expand upon this. The desired candidate would: - Have a deep understanding of Google’s ranking algorithm - Be up-to-date on the latest SEO strategies and trends - Have proven experience in driving traffic, improving rankings, and generating leads/sales - Be based in or have expert knowledge of the Indonesian market. We're excited to see what you can bring to the table and help our business grow....

I'm in need of a professional and sophisticated text-based logo that would be suitable for both online and print usage for the brand: ESG Blueprint (our services cover all things in ESG for Businesses) search blueprint on web, click images use this as inspiration.. Key requirements: - Logo design should be primarily text-based. - The design should convey professionalism and sophistication, suiting a wide range of applications. - The final design should be versatile enough for use across both online and print mediums. Ideal skills/experience: - A proven track record in creating high-quality, professional logos. - Demonstrable experience in crafting text-based logos that are both visually appealing and versatile. - Understanding of the different design requirem...

Seeking freelancer in Portugal (preferably in the Arganil reg...in Portugal (preferably in the Arganil region) Are you a proactive multitasker based in Portugal, near Arganil, looking for flexible work opportunities? I am in search of a dynamic freelancer who is fluent in both Portuguese and English to assist with various tasks. Long term work, short tasks every now and then. Responsibilities include: Researching local companies and products Making phone calls Occasional site visits as required Stable internet connection for remote tasks Requirements: ✔ Fluency in Portuguese and English ✔ Reliable internet and phone communication ✔ Access to a car and a valid driver's license I offer a fixed hourly price of 8 euro per hour, but I am open to discuss a project-based...

...will be based on this framework. Stripe Integration Experience: Must have experience in integrating Stripe for handling subscriptions and billing processes. API Integration Skills: Ability to integrate third-party APIs is crucial, particularly for managing mobile proxies. Frontend Proficiency: Comfortable working with Tailwind CSS and JavaScript, React experience is a plus as the frontend may require custom development. Project Goals: To create a reliable and user-friendly platform where users can easily manage their mobile proxy subscriptions. Implement secure, scalable solutions that handle user data and proxy configurations effectively. Provide seamless Stripe integration for subscription management and secure payment processing. Deliverables: Customized Django application ...

I'm seeking a skilled Android developer to create a unique mobile app. The main features of this app will be centered around song lyrics and will also include a shopping functionality. Key features: - An extensive database of song lyrics - Clean, intuitive interface for easy navigation - A shopping section that allows users to purchase music-related items like music player, pendives, merchandise. - Integration with payment gateways for secure transactions - User-friendly account management and personalization options Ideal candidates for this project should have: - Proven experience in Android app development - Strong familiarity with e-commerce functionalities and payment integration - Prior experience with media-heavy apps, such as music or entertainment apps, will b...

Require an ecommerce shopping site and Android and iOS app

I'm in need of a Linux-based invoicing solution with multi-user support. The software should be self-hosted and able to handle different access levels for users. Key Requirements: - Operating System: The invoicing solution should be compatible with Linux. - Multi-User Support: The software must support multiple users with distinct access levels. - User Roles: The system should have at least two access levels - Admin and User. Ideal Skills and Experience: - Prior experience in developing invoicing software, particularly for Linux environments, would be advantageous. - Proficiency in user authentication and authorization protocols. - Strong understanding of database management and security. there is a html file already build , the only thing that it need to be done is connect...

I need an entry-level appointment setter to help with my financial services. The main tasks will be: - Interacting through Linkedin - Targeting clients within the financial services industry I require an individual that is: - Able to communicate effectively - Proficient in email and online chat via LinkedIn - Detail-oriented and able to maintain proper documentation - Enthusiastic and eager to learn Please provide examples of work in this field and success

As a health-oriented individual planning to expand into the plant-based nutrition space, I'm seeking an experienced nutritionist with a deep understanding of plant-based nutrition to collaborate on product development. Services required include: - Plant-Based Nutritional Expertise: Guiding the formulation of a new plant-derived nutritional product that is both healthy and appealing. - Research and Analysis: Keeping updated with the latest research in plant-based nutrition to ensure the product stays current and effective. Ideally, the freelancer should possess extensive experience in plant-based nutrition, product development, and an analytical mindset with a focus on nutritional science. A strong background in similar product creation is much app...

I need a detail-oriented professional to help with my bookkeeping and prepare financial statements using Excel. Key Responsibilities: - Regularly update my Excel spreadsheets with day-to-day transactions - Prepare monthly financial statements for my business Ideal Skills & Experience: - Strong Excel skills, including advanced functions and formulas - Experience in bookkeeping and financial statement preparation - Attention to detail and a good understanding of accounting principles Please note: - The role is likely to require around 10 hours of work per month - I may consider transitioning to a more robust accounting software in the future, so experience with QuickBooks or Xero would be a plus.

Seeking a Customer Outreach Specialist to help identify and engage potential customers for our business. Responsibilities include developing outreach strategies and managing marketing campaigns. Candidates should have experience in customer outreach, digital marketing, and strong communication skills.

I'm searching urgently for an experienced PHP architect who can construct a unique e-commerce shopping cart and accompanying admin panel. Key Responsibilities Include: - Constructing a product catalog and search functionality to allow customers to easily browse and locate items. - Integrating an 'Add to cart and checkout' feature ensuring a simple and smooth transaction process. - Developing order management and inventory tracking system within the admin panel to help me keep track of orders and product stocks. Skills and Experience Required: - Proficient in PHP programming - Experience in developing e-commerce websites - Solid understanding of databases and SQL - Familiarity with different payment solutions Although there is no specific require...

I am in need of a minimalist, icon-based logo for our new edtech SaaS company, Tassel. Maybe something with the "T" as a tassel? This should incorporate graduation themes or make it clear that these are graduation tassels. If you want some inspiration what we're going for: clean & modern enterprise-y: Some more with a little pop & personality: Key Points: - The logo should be simple yet memorable, with a modern touch that resonates well with SaaS industry aesthetics. - I'm looking for a professional who can create an icon that is easy to remember and redraw. - The ideal logo should

I am looking for a versatile developer to create an ecommerce application that will run on both iOS and Android. The application must include the following features: - Facilitate user registration and profile management - Allow product listing and search capabilities - Include a functional shopping cart and checkout process An imperative aspect of this project is the integration of external payment gateways to support the checkout process. It's therefore essential for the ideal candidate to have previous experience with payment gateway integration. The ability to cross-code for both Android and iOS platforms is essential due to the dual-platform nature of this app.

I'm looking for someone to build a basic Shopify app that will eventually be integrated with an API that we're developing (may need hep on this, but it's a separate project). We'll need the freelancers to ultimately sign an NDA and IP agreement. There are several important elements we need built, though we are not yet fixed on a development stack. Basically we need functionality such as shopping cart management, order modifications, returns and exchanges, product information, FAQs, store policies, discounts, and upselling/cross-selling capabilities. Probably most or all is in some github repository, which we are fine with using as well as GPT-4, which, if you don't have an account, we'll get you one. It is important to only use MIT or similarly ...

I need a robust StarCloud print feature integrated to my website through PHP. I require an expert in PHP who understands how to efficiently generate receipts directly from a website. Key Features Required: - Personalized receipt printing: Upon a successful order, a receipt should be generated for that specific transaction. - Simplified design: The receipt should be simple, uncluttered and easy to read. Please note, only the code is needed, no additional information like payment or customer details should be included. Ideal skills and experience: - PHP proficiency to ensure seamless integration - Familiarity with StarCloud system - Understanding of efficient coding practices for smooth running.

I'm searching for an experienced Laravel developer to construct a site in two stages. This stands as a Software as a Service (SaaS) project designed to aid with product uploads onto e-commerce and marketplace platforms. Site will need to be built in Laravel using the blade framework and tailwind. It will include integrations with and I have provided a fill project outline so please ensure that it is read before bidding as i need the costing in 2 parts. The cost for stage 1 and cost for stage 2 as we would like an MVP of the product first. Please ensure that your bid has the cost of both parts but in the description include the split between both parts and the hourly rate.

I'm seeking an experienced web developer with extensive knowledge in WIX and payment gateway integration to build the checkout system of our bulk ice selling business' website. Key tasks include: 1. **Payment Gateway Integration**- The checkout system should incorporate a payment gateway to facilitate secure transactions. 2. **Delivery Address Input** - Allowing customers to input their delivery address to ensure proper and accurate delivery of our products. 3. **Order Confirmation Email** - After a successful purchase, an order confirmation email should be sent to customers for their records. 4. **Design** - Implement a simple and clean design that aligns with the website's current aesthetic. 5. **Delivery Tracking** - Incorporate real-time tracking of deliveries int...

I'm looking for an expert to design and implement an ecommerce website for my Kansas-based CBD business. Key Features: - The website should have a product catalog to display my 50-100 CBD products. - It should include a shopping cart feature for seamless transactions. - Integration of payment gateways, specifically credit/debit cards and PayPal, is crucial for the website's functionality. Ideal Applicant: - Proven experience in ecommerce website design, specifically with product catalogs. - Proficient in shopping cart and payment gateway integrations. - Understanding of the legalities around selling CBD products online would be a bonus

...chat client for me. The client will primarily be text-based, allowing group communication between multiple users. Key Features: - Group Chats: The primary function of this chat client is to facilitate group chats. Therefore, it should support multiple users in a single conversation thread. - User Mentions: I'm also looking for the implementation of user mentions, which will enable users to tag others in a message, signaling their attention. Additional Features: - File Sharing: The ability to share files within the chat would be a very useful feature. - Chat Moderation Tools: I'd like the chat to have basic moderation tools to oversee the group chats and manage user interactions. Ideal Skills and Experience: - Proficiency in text-based chat client development...

I'm in need of a tech-savvy web developer who can build an engaging e-commerce website for my business. Additionally, I am looking for a social media marketer who can help me effectively promote my products online. Key Requirements: - Website: The most important e-commerce features I'm looking for are a detailed product catalog, seamless shopping cart and checkout, and a customer review section. - Social Media Marketing: I need someone who's proficient in using social media as a marketing tool. This includes creating engaging content, managing ad campaigns and understanding analytics. Ideal Skills and Experience: - Proven experience in building e-commerce websites with a focus on the features mentioned above. - Solid understanding of e-commerce UI/UX princip...

I'm looking for a skilled Shopify developer to help me set up a Shopify store, focusing on selling footwear. Key Requirements: - Attractive Design: The store should be aesthetically appealing to potential customers, creating a positive shopping experience and enhancing brand image. - Functionality: Essential features such as product search functionality and product recommendations should be incorporated. - Content: I'd also like a video showcasing the footwear to be included. Product Types: - The store will sell a variety of footwear including sneakers, sandals, innersoles and socks. Prior experience in setting up stores that sell these kinds of products will be an added advantage. Product Inventory: - Initially, the store will have between 50 to 100 products. Experienc...

I'm on the lookout for a skilled Flutter developer to create a cross-platform (iOS and Android) restaurant application with intuitive and user-friendly interfaces. This app serves as a comprehensive solution for consumers to view menu options, order meals online, and make reservations seamlessly. Key features of the application: - Menu Display: Should allow customers to easily browse various menu categories and individual meal descriptions. - Online Ordering: Requisite infrastructure for placing orders online, including a secure payment process system. - Reservation System: Must include a highly-efficient table reservation system with instant confirmation. Ideal Skill set: - Extensive knowledge and experience with Flutter app development - Strong fluency in Dart programming la...

Java based app backend for tourism activities need 2 things. 1 - add a copy activity in activity page to copie a existing activity content to a new one 2 - migrate backend from vps centosOS to cpanel based hosting.

I'm seeking a skilled developer to build a trading bot for the Solana web3 infrastructure. This project involves: - Smart contract deployment - Token and wallet integration - Algorithmic trading bot development Your expertise should include proficiency in creating trading bots, with a deep understanding and prior experience in implementing auto-buy and sell features. Knowledge of trend following, mean reversion and breakout trading strategies is crucial for this role. Additionally, I expect familiarity with the Solana ecosystem to ensure seamless integration. Your input will be vital in positioning the bot precisely within the market dynamics.

...complements my brand image. Key Requirements: - Development of a product catalog with detailed descriptions and prices - Inclusion of a shopping cart and a seamless checkout experience - Integration of online ordering and payment functionalities - Payment gateway setup to accommodate credit card and bank transfer options - Customization to align with an elegant and sophisticated design style Ideal Skills and Experience: - Proficiency in e-commerce development and CRM integration - Strong portfolio of elegant and sophisticated web design projects - Previous experience with integrating payment gateways - Excellent understanding of user experience and online shopping best practices is wordpress Need also to edit the website to look better! Need to create a sho...

I am seeking a talented website developer to construct a formal, corporate-style ecommerce platform for my business. This high-quality site should be designed with the following features: - User registration and login capability - Product search and filter functionality - Shopping cart and a seamless checkout process The ideal candidate will have strong experience in ecommerce website development, a keen sense of corporate aesthetic, and a proven track record of integrating user management tools, search functionalities, and transaction processes. Honed skills in design, UX and ecommerce are essential for the success of this project. The site could have 17,000 members who would need to have profiles on the site, there would have to be membership levels, the site would sel...

I'm in need of a skilled UI/UX designer to take my social media application from wireframe to a fully functional iOS application. The primary skills and experience needed for this project are: - Experience in transforming idea...primary skills and experience needed for this project are: - Experience in transforming ideas to prototypes and applications - Proficient in iOS app design - Strong understanding of User Interface and User Experience design - Portfolio showcasing previous work in applications or social media - Ability to implement user profiles and authentication, in-app messaging, content sharing and posting, shopping, infinite scroll, photo and video edit If you think you fit the job description, message me with your portfolio and I'll provide more detail...

I'm seeking a skilled graphic designer to create an icon-based logo for my company. The desired logo should meet the following criteria: - Style: The overall aesthetic should be casual, veering away from the rigid structure of formal styles. I'm interested in a more relaxed, amusing approach that embodies a cheerful spirit. - Color Scheme: Adorn the logo with bright and vibrant colors. These colors should bring the logo to life, making it more appealing and eye-catching to the audience. - Type: The logo should largely be icon-based, focusing more on imagery than text. Ideal Skills: - Graphic Design skills are necessary, notably in creating logos. - Familiarity with designing icon-based logos. - An ability to balance color, design aesthetics, and imagery eff...

I'm in immediate need of a cloud-based stock management software with barcode generation, scanning, stock quantity tracking, and weight measurement functions. The system should enable me to: - Generate and scan barcodes for every product in my stock - Track the quantity of each item I have in stock - Measure the weight of my stock in grams I prefer a cloud-based solution that can be accessed and updated from any internet-connected device. The software should have an easy to use interface and be able to: - Enable manual entry of stock data - Support updating stock information by scanning barcodes - Automatically update stock data from my sales records The software could be developed in Excel, as long as it's accessible online. As a freelancer, you should have exp...

I'm seeking a smart freelancer based in the USA who is having a local cell phone connection and are capable of making calls to gather information.

Sure, here's a revised version: Experienced WordPress Designer and Developer Needed I am seeking an experienced WordPress designer and developer to create three websites based on the theme provided The theme will be purchased prior to the project start. Website 1: This website is for a web agency. It will closely follow the theme's layout, with customized images and content provided by me. Website 2: A hotel broker website. New icons will be required for this site, designed by you. Images will be provided by me, possibly requiring some Photoshop work. New content will also be inserted, provided by me. Website 3: A corporate

I'm seeking a Shopify expert who can help me create a remarkable online store that will feature electronics and home decor products. My target audience includes young adults, parents, and tech enthusiasts. To make the shopping experience top-notch, I'd like the following features implemented: - Product Search/Filtering: Customers should be able to easily find the products they are looking for, either by searching for it or using filters to narrow down their choices. - Wishlist: It would be great if customers could add products to a wishlist for future purchase or for sharing with friends and family. - Customer Reviews: Creating a space for honest product reviews from my shoppers will be key to building trust and driving sales. The ideal candidate should have proven exper...

I'm after a talented designer who can create an engaging menu for my restaurant. Key Responsibilities: - Designing an attractive and user-friendly menu - Incorporating the restaurant's theme and branding - Ensuring the menu is clear, concise, and easy to read - Providing the final design in a format that is editable for future updates Ideal Skills: - Strong graphic design skills - Experienc...is editable for future updates Ideal Skills: - Strong graphic design skills - Experience in designing menus for restaurants - Proficiency in Adobe, Gigma, or Canva - Understanding of UX/UI principles Please include a detailed project proposal in your application, along with relevant samples of your past work.

Budget is is in project. Don't place a placeholder amount / bid. I am here to select and not to increase budget. This project is for next 5 hours max. If you can not work now no need to bid. My developer will be available then but I am impatient and ready to hep him NOW. I am looking for a professional who can help me with troubleshooting and possibly resolving issues in my web-based API around E*Trade. We will connect/ login/ get token to use whatever needed. The task is relatively brief and should not take more than a few hours for an experienced developer. Please provide details of your relevant experience to help me make an informed decision.

...credit management functionalities. - Finance Management: A module dedicated to tracking financial transactions, generating reports, and managing financial records. Additionally, I'm interested in the following eCommerce functionalities: - Product Catalog Management: The ability to easily create, update, and manage product listings on my online store. - Shopping Cart: A user-friendly interface that allows customers to add items to their cart and proceed to checkout smoothly. - Payment Gateway Integration: Secure and reliable integration with popular payment gateways to facilitate seamless online transactions. Ideal Skills: - Proficiency in developing ERP systems with a focus on retail and inventory management. - Experience in e-commerce website development. - ...

...experienced freelancer to develop an All-in-One AI-based HR Solution Platform entirely from scratch. This platform will serve as a comprehensive tool to streamline various HR processes and enhance efficiency across our clients' organizations. Requirements: The freelancer is required to develop a single platform capable of providing web and aap based services for product owner and client user interface, with the following functionalities: 1. Recruitment and Applicant Tracking: Streamline the recruitment process, from job posting to candidate selection, with robust applicant tracking capabilities. 2. Employee Onboarding and Offboarding: Simplify the onboarding and offboarding processes for new and departing employees, ensuring a seamless transition. 3. LLM-Based...

I need a proficient Google Ads manager to handle my campaigns. I'm looking for someone who can update, create, and manage my Google Ads campaigns on a weekly basis. The main goal of these campaigns is to boost my product sales. You should be well-versed in the following types of Google Ads campaigns: - Search campaigns - Shopping campaigns I need someone with the following skills and experience: - Proven track record of managing successful Google Ads campaigns - Strong analytical and problem-solving skills - Excellent understanding of Google Ads and SEO - Ability to create compelling ad copies - Experience in boosting product sales through Google Ads is a plus. If you think you're the right person for this job, I'd love to hear from you.

The app is supposed to: - Search for specific product and add it in the cart with all needed information: delivery location, accessories, quantity. (Example: HP laptop with 14in size) - Compare the product price and service quality in the platforms and give results of the comparison. ( example: price in Amazon for the laptop is 1000$, delivery time is 3 days, the reviews are 4 star. Same for other platforms) - Direct the user to the selected platform to complete the purchase. (Example: to purchase the laptop from Amazon)

Seeking a skilled and experienced developer to execute an AI-based Android app meant to perform tasks such as image classification and face recognition. An integral requirement for this role is proficiency in the integration of JNI C++ libraries. The foundations of the project include: - Development of an app compatible with Android phones - Integration and enhancement of machine learning algorithms into the app - The app must process object detection & tracking tasks using machine learning The ideal candidate should have: - Prior experience in Android app development - Strong knowledge of machine learning - Proficiency in the integration of JNI C++ libraries Integral to success in this project is a developer's ability to balance technical machine-learning objectives ...