Algoritmo e estrutura de dados em linguagem ruby on rails jobs

Deployment de app reacted em firebase.

I'm in need of a skilled developer who can help bring my e-commerce vision to life. Here's what I have in mind: - A fully functional e-commerce website: The primary goal of this project is to have a website that can host my products and facilitate online transactions securely. - User-friendly interface: It's important that the website is intuitive for visitors and customers. I want the shopping experience to be smooth and seamless. - Robust backend: While the front-end should be user-friendly, I also need a secure and well-structured backend to manage my products, orders, and customers effectively. Skills and experience required for this project include: - Proficiency in e-commerce website development - Experience with creating user-friendly interfa...

Animación para un video de caricaturas, para un canal de Youtube

I need an expert to refine my e-commerce app's privacy policy. I've drafted it, but it needs to be tweaked to meet Google's standards and be accepted. Key Tasks: - Reviewing and refining my current privacy policy - Ensuring the policy is in compliance with Google's standards - Making sure the policy clearly addresses the data collection, storage, and sharing aspects of my app Ideal Skills: - Experience in drafting and refining privacy policies for e-commerce apps - Familiarity with Google's privacy policy requirements - Excellent attention to detail and ability to ensure the policy is clear and comprehensive The goal is to get my app's privacy policy accepted by Google as soon as possible.

...developer who can create a top-notch e-commerce platform for my makeup brand. The ideal candidate should be well-versed in e-commerce website development, with an eye for modern and minimalist design aesthetics. Key deliverables include: - A highly functional shopping cart: As my customer base grows, I need a shopping cart that can handle large volumes of transactions smoothly. - A visually appealing design: My brand is all about simplicity and modernity, so I need the website to reflect this. - Integration of a blog: To keep my audience engaged, I would like the website to have a dedicated blog section. This will contain regularly updated makeup tutorials and product reviews. Ideal skills and experience for this project include: - Experience in e-commerce web...

I need an experienced web developer who can create a professional e-commerce website for me. The site should be user-friendly, responsive, and should enable me to manage products and orders easily. Main requirements: - Development of a fully functional e-commerce website - Designing a user-friendly interface - Enabling easy product and order management Ideal Skills and Experience: - Proficiency in e-commerce website development - Strong UI/UX design skills - Experience with product and order management - Good communication and ability to understand and implement requirements in a timely manner Please provide examples of your previous e-commerce projects when applying. I am flexible with the timeline and am more interested in the quality and functionality of t...

I require a functional, customer-friendly website for my online electronics business. It should be designed to facilitate seamless online sales with a focus on effective product display and a smooth shopping experience. My project demands for: - Abundant experience in e-commerce website development. - Proficient understanding of integrating payment gateway for Credit/Debit Cards. - Excellent understanding of user interface and user experience design. - Knowledge and skills in creating appealing visuals of electronics items. - Familiarity with optimizing online shopping procedures from browsing to check out. The approach should prioritize user navigation and ensure secure financial transactions. A comprehensive understanding of electronics and their consumers is a plus. Pro...

...with new responses or features Manage clients and their chatbots effectively Display statistics about chatbots usage Provide access to chatbots' configurations Include a client database with their contact information The system should enable me to sell, update, and manage chatbots with ease. On the flip side, my clients should be able to access their chatbots through a login and utilize them effectively in both English and Spanish. Additionally, it is essential that the chatbot can integrate and be used on social media platforms like Facebook, Instagram, or WhatsApp. It should be easily configurable for clients and capable of pulling data from databases, Excel, or Google Sheets. Ideal candidates for this project should have a strong background in software development...

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

...furniture products specifically for e-commerce purposes. Key responsibilities include: - Creating captivating and professional product images and videos in a studio setting. - Ensuring the visuals are of high quality and accurately represent the products. - Delivering the final images and videos in a timely manner. - Number of products are 7 in numbers. Separate image and videography of all the 7 products. Ideal skills and experience: - Proven experience in e-commerce product image and videography, especially in the home goods and furniture industry. - Strong understanding of visual storytelling and how it translates to increased online sales. - Proficient in the use of professional photography and videography equipment. - Ability to efficiently manage and deliver o...

I'm in a urgent need of Ruby Expert for the study project. I have a devloped code and it is running on heriku. The technology used are as below:- Ruby (Backend language) Ruby on Rails (Framework) Bootstrap (frontend library) Html + scss ( Front end) Jquery + JavaScript Database : Postgresql Due is tonight so if you are available now it will be helpful. Thank you. This is a time-sensitive project, so please only apply if you can dedicate the necessary time and expertise.

I'm in need of a proficient developer to create a products slider for my e-commerce website. This slider should automatically scroll through products showing both the product image and price. The main tasks include: - Implementing an automated slider: The slider should scroll through products at a predefined pace, without requiring user interaction. - Displaying product image and price: Each product card in the slider should show the product image and its price. Ideal Skills and Experience: - Proficiency in front-end development: As the slider is a visual element, a strong grasp of front-end development is key. - E-commerce experience: Understanding of e-commerce platforms and product displays is beneficial. - Slider development expertise: Experience with slid...

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

Es crear un catálogo digital de EPp y dotación

...a professional web developer to help me build a platform that will serve as a combined social media, e-commerce, and membership site. Key Features: - **Membership Site**: - User registration and login. - Content access control. - Discussion forums. - Should be automated like Craigslist. - **E-commerce Integration**: - Tie-ins with PayPal for ad orders and other services. Content Types: - **Text and Images**: Regular textual and image-based posts. - **Videos**: Capability to upload and view videos. - **Audio Files**: Ability to upload and listen to audio. The ideal candidate for this project should have: - Strong experience in building complex, user-centric membership and e-commerce sites. - Proficiency with integrating payment gateways, especiall...

I need a professional SEO expert to optimize my website in order to improve our search engine rankings on Google. - The main goal for the project is to increase organic traffic and visibility on Google. - I have a list of specific keywords and phrases that I would like to target. - The work is urgent, so quick and effective execution is essential. Ideal Skills and Experience: - Proven track record of successful SEO projects, especially on Google - Expertise in keyword research and optimization - Ability to implement and execute strategies quickly, with a focus on achieving results in a timely manner. Please include any relevant past projects or case studies in your application.

I'm seeking an expert in web scraping to specifically help extract data (price, stock av...scraping to specifically help extract data (price, stock availability, description, review content,..) from e-commerce platforms. Your specific task will entail: - Identifying and implementing the most efficient and effective way to scrape data. - extracting all data related to a product (picture, price, description, reviews, rating,...). Your method should maintain adherence to all legal and ethical guidelines - I'll need details on this as your bid. This project will require: - Proficiency in web scraping tools and techniques. - Sound knowledge of data extraction and storing processes. - Ability to work with undisclosed e-commerce platforms. - Familiarity with revi...

...looking to create a Wordpress website that will serve as an e-commerce platform for selling digital trading indicators. Key Requirements: - Development of a professional, user-friendly and responsive website. - Creation of a secure payment gateway for individual purchases. - Implementation of a system that can deliver the digital trading indicators to customers upon purchase. - Integration with an email service for order confirmation and updates. Ideal Skills: - Proficiency in Wordpress development, e-commerce websites and payment gateway integration. - Strong knowledge of digital product delivery systems. - Experience in designing and implementing secure and user-friendly payment systems. Please note that the primary focus is on the e-commerce functional...

We are looking for someone who can significantly contribute to our blog section by creating high-value, engaging content. Ideal skills and experience: - Proficiency in e-commerce writing, particularly writing engaging blog posts related to products. - A strong understanding of SEO to optimize posts for search engines. - Experience in creating comparative analysis content would be a huge plus. The main focus of the content will be to provide a comparative analysis between our products and similar ones in the market. This requires a thorough understanding of our products, as well as the ability to research and analyze competitors.

...Facebook ads specialist to manage and optimize my online furniture business's marketing efforts on the platform. Target Audience: - Our target audience includes millennials, parents, and retirees. It is crucial that the freelancer can tailor the advertising strategy to appeal to these diverse demographics. Main Goal: - The primary objective of the campaign is to generate sales leads and ultimately, boost our conversion rates. Responsibilities: - The freelancer will be responsible for creating engaging ad content that resonates with our target demographic. - Weekly update of ad content is expected. This includes refreshing creatives, testing new strategies, and optimizing the campaign based on performance data. - The specialist must be able to analyze metrics, in...

I'm a skilled and experienced web designer to develop an e-commerce website for any business. This project requires seamless integration with specific payment systems. Key Points: - E-commerce Focus: The primary purpose of this website will be to facilitate online sales. Therefore, the design must be optimized for user-friendliness, and a smooth purchasing process. - Payment System Integration: While I don't need integration with popular systems like PayPal or Stripe, I need the freelancer to be capable of integrating "Other" payment systems which I will specify later on. Ideal Skills & Experience: - Proven experience in designing and developing e-commerce websites, with a strong portfolio to support it. - Proficiency in integratin...

...presence for my branded fragrance business. I need assistance with e-commerce setup, logo design, and SEO optimization. Key Responsibilities: - E-Commerce Setup: Assist in building an intuitive and effective online shop. Key features include product catalog, shopping cart, and seamless payment gateway integration. - Logo Design: Create a logo that embodies the essence of the brand - elegant, sophisticated, and memorable. - SEO Optimization: Enhance the website's visibility and ranking on search engines through effective SEO strategies. Additional Expectations: - Marketing Strategy: Develop a comprehensive marketing strategy covering all aspects of digital marketing including Google Adwords, Pay Per Click, and campaigns on all social media platforms. - ...

I'm in need of a skilled web developer to build an e-commerce website. The site should be designed for selling telecom products specifically. The primary goal is to create a seamless shopping experience for customers. Need a website like Key Requirements: - E-commerce Expertise: I'm looking for someone who has prior experience in building e-commerce websites, especially in the telecom sector. - Shopping Cart Feature: The site will require a shopping cart feature to facilitate transactions. - Customization: The ability to customize the website according to our brand needs is crucial. If you've got the skills and experience in building e-commerce websites, particularly in the telecom sector, I'd love to hear from you. Please include releva...

I've recently migrated an e-commerce website and need help with setting up the product listings and categories. Key Tasks: - Product Listings and Categories: I need assistance in populating and organizing the product listings and categories on the website. This would include adding product images, descriptions, prices, and ensuring they are correctly categorized for easy navigation. Ideal Skills and Experience: - Prior experience with e-commerce website setup, particularly product listings and categories, is essential for this job. Having worked with a range of e-commerce platforms would be a benefit. - Familiarity with website migration and setting up e-commerce platforms from scratch.

We are seeking an experienced custom web developer to create a unique web application tailored to our specific needs. The ideal candidate will have expertise in the following areas: Recommended applications and Technology: HTML, CSS, JavaScript, React/Vue/Angular) Laravel, CodeIgniter, Node.js, Python, Ruby on Rails, PHP, or similar - Database management (MySQL, PostgreSQL, MongoDB, etc.) - API integration - Responsive design **Responsibilities:** - Develop and maintain the web application according to the project specifications. - Collaborate with our team to refine and improve features. - Ensure the application is secure, efficient, and scalable. **Requirements:** - Proven experience in custom web development. - Strong portfolio showcasing relevant projects. - Ex...

I am in need of a proficient web developer to create an e-commerce website with some specific functionalities. The critical function is the integration of a payment gateway - specifically PayPal. The site must allow users to make secured purchases and transactions through this platform. Ideal skills and experiences for the job include: - Expertise in building e-commerce websites - Familiarity with payment gateway integration, particularly PayPal - Strong understanding of secure e-commerce practices With your help, I look forward to running a successful online business.

We are seeking a dedicated and experienced e-commerce salesperson to join our tech company specializing in augmented reality (AR) services. The ideal candidate will have a proven track record in driving sales and managing retailer relationships. As an e-commerce salesperson, your main responsibilities will include identifying new sales opportunities, making cold phone calls, setting appointments, and achieving sales targets. You should have excellent communication and negotiation skills, as well as a deep understanding of e-commerce platforms and market trends. Key skills required for this role: - Proven experience in e-commerce sales - Strong ability to drive sales and achieve targets - Ability to maintain and nurture retailer relationships - ...

I'm seeking a seasoned website designer, specializing in e-commerce. Your mission will be to help me create an interactive, highly functional e-commerce website. Not only does it need to look good, but it also needs to function flawlessly. Major Requirements: 1. Shopping Cart: My e-commerce website needs a robust shopping cart to facilitate the customer's buying journey. 2. User Registration: The site needs an intuitive and seamless user registration process to create a personalized shopping experience for each customer. 3. Product Search: A top-notch product search functionality is vital for helping customers quickly locate the products they want to purchase. 4. Payment Method: Predominantly, the transactions will be processed through bank transfers. C...

Hi I need help with the following 3 tasks in my website, my website is built on Wordpress. COOKIE POLICY PLUGIN Im currently having an issue with my cookie plugin, it is not displaying on my website even after excluding its scripts and files from my cache plugin, the issue appeared after I deactivated and deleted my old cookie plugin "Cookie Notice & Compliance for GDPR / CCPA" I now want to use a new plugin called "#" but it is not loading at all. I need you to look into why my new plugin is not working and showing my new cookie policy. CLICK AND COLLECT I have an online store that does deliveries according to a time and date you choose, I use a plugin called "WooCommerce Delivery & Pickup Date Time" to achieve this, I now want to ...

I'm seeking a seasoned Shopify developer to build an e-commerce website for my business. This website should incorporate two essential features: A shopping cart and customer login/registration mechanism. Key Responsibilities: - Designing and developing a user-friendly Shopify e-commerce platform - Integrating a shopping cart that supports seamless online transactions - Setting up a customer login and registration system for personalized shopping experiences Ideal Skills and Experience: - Proficiency in Shopify website development - Experience in integrating shopping carts and customer login systems - Solid understanding of e-commerce website design best practices - Outstanding problem-solving abilities.

I'm looking for a web developer to create a multi-faceted e-commerce site allowing the sale of both physical and digital products. Requirements: - Develop a user-friendly e-commerce website that lists and categorizes our products well. - Implement a secure payment gateway with options for Credit/Debit cards and UPI. - Ensure the website is responsive and optimized for mobile usage. - Implement a robust back-end system for order processing and inventory management. - Incorporate SEO best practices for better visibility. In your application, please provide examples of your past e-commerce website work and include a detailed description of your approach to this project.

I'm looking for a skilled web developer to create an e-commerce website for my business. The site will host a substantial inventory of around 1000 to 1500 products spread across 10 different categories. The key functionalities and requirements are: - **Product Management**: I'll need the capability to bulk upload products through a spreadsheet. This will be necessary for efficiently managing such a large product catalog. - **Payment Integration**: The website should support credit card payments. This is a crucial aspect of the site as it will be the primary method through which customers will be transacting. The ideal candidate should have proven experience in building e-commerce websites with extensive product catalogs and automated product management systems. A...

I am looking for skilled frontend developer to duplicate an existing website template for my e-commerce store. The old site has performance issues and loads quite slow. There for we have decided to switch from OpenCart to Bagisto store. Responsibilities: - The template needs to match our existing site at least at around 90% ! - No perfection issues at our side - Accepting improvement ideas - There is no need to made it ready for Bagisto, our need is only the CSS and base HTML with dummy content. - Duplicate an existing website to stand alone TailwindCSS template. - Ensure the template is Responsive as our main target is mobiles but desktop as well. - Implement few dummy pages: Homepage, Category, Product, Search, Login / Account. Required Skills and Experience: - Expertise in Tail...

I have a basic hosting and VPS on Bluehost. I've previously had someone develop an e-commerce website using Node.js and Vue.js. It now requires deployment to the VPS space and configuration to ensure it's fully functional. Key Tasks: - Deploying the existing Node.js/Vue.js e-commerce website to VPS space - Ensuring the site is fully operational on the VPS - Configuration to meet all security requirements Ideal Skills: - Demonstrable experience in deploying e-commerce websites - Strong understanding of Node.js & Vue.js - Proficiency in VPS hosting and configuration - Security-oriented mindset - Good communication skills for project updates and discussions Please note that the deployment is specifically for the latest stable versions of Nod...

I'm seeking a talented Marwari voiceover artist to provide a friendly and engaging voice for an e-learning module aimed at adults. Key Requirements: - Marwari Speaking: Fluency in Marwari is essential to convey the content effectively. - E-learning Experience: Experience with e-learning voiceovers or similar content would be beneficial. - Engaging Tone: The content is designed for adult learners, so the voiceover should be friendly and engaging, but also professional. The successful applicant will need to record the voiceover remotely. Please include a sample of your previous work in your proposal, especially if you have experience with e-learning or similar voiceover projects.

I'm in need of a skilled web developer to create an e-commerce website for my business. The site will be used for selling a moderate range of products, between 50 and 200. Key project requirements: - Website Purpose: The primary goal of the website is to facilitate online sales, so the developer should have a good understanding of e-commerce fundamentals. - Payment Gateway: Integration of a secure payment gateway is crucial for processing transactions. - User Reviews and Ratings: Implementing a feature that allows users to review and rate products is a key requirement. Ideally, this should be user-friendly and intuitive. The ideal candidate will have: - Proficiency in e-commerce web development. - Experience with integrating payment gateways. - A track record ...

...thorough and urgent testing of my e-commerce website. Key Areas of Testing: - User Interface and Experience: I need to ensure my customers have a seamless and intuitive journey on the site. - Security Features: Security is a top priority. I need to guarantee that all transactions are secure. - Checkout Process: An efficient and easy checkout process is crucial for sales. This needs to be tested thoroughly. - SEO and Google: I need an evaluation of the current SEO standards and performance on Google. As the project is urgent, I need someone who can commit to completing the testing quickly while maintaining a high standard of quality. Ideal Skills: - Experience in E-commerce Website Testing - Proficiency in User Experience and Interface Testing - Knowle...

...create an e-commerce website specifically designed for food ordering. Key Features: - Shopping Cart: A user-friendly shopping cart feature is essential, allowing customers to easily select and store their desired food items prior to checkout. - User Registration and Login: It's vital that users can register and create accounts, making the process of repeat orders and order tracking seamless and efficient. - Payment Gateway Integration: A solid and secure payment gateway is crucial to accommodate a variety of payment methods and protect customer transactions. Target Audience: - This food ordering website is aimed directly at individual customers, so the design and features must be attuned to individual consumer preferences and behaviors. Ideal Skills and Experience: - Prof...

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For my online store specializing in custom trailers, I need a web designer experienced in building advanced e-commerce functionality. The main feature desired is that visitors will be able to customize a trailer modularly in 3d with parts colors, sizes tied to services and parts as offered by my business. Possibly webGL or anything applicable to an interactive 3d feature for the customization Key Deliverables: - An e-commerce platform to showcase my custom trailers - Advanced product customization options to enhance user experience Ideal Skills: - E-commerce website design expertise. - Experience in advanced product customization systems. - Familiarity with the automotive or trailer industry is a plus.

● Tailored Solutions: We create custom web applications that meet your specific business needs, enhancing productivity and operational efficiency. ● Versatile Applications: Our solutions range from customer portals to complex inventory management systems, each built to address unique business challenges. ● Technology Stack: Node.js, , Ruby on Rails, Django, Laravel, MongoDB, PostgreSQL, MySQL, AWS, Docker.

I need technical support to change the billing address of our Google Ads account. We need to ensure the correct information is displayed for invoicing purposes. Key requirements: - Update billing address: The current information in our Google Ads account is outdated. You will need to update the address field to reflect our current location. - Update contact phone number: You will also need to update the contact phone number associated with the account. - Update RFC: We require the "RFC" (tax identification number) to be correctly displayed in the account for invoicing purposes. We're seeking a professional with: - Proficiency in Google Ads: You should have a solid understanding of Google Ads billing procedures and be able to navigate the platform with ease. - Technical a...

I have been doing online business for more than five years. The 2023 revenue is $4.5 millions. I'm on the hunt for a professional high ticket sales closer with an in-depth understanding of the e-commerce industry. I'm launching an online school focusing on teaching individuals how to build successful multi-million-dollar e-commerce businesses. My target audience is motivated individuals eager to learn the e-commerce ropes and willing to invest in high-level education. Key Responsibilities: - Convert interested prospects into students - Possess persuasive consulting services skills - Foster relationships with potential clients Ideal Skills and Experience: - In-depth knowledge of the e-commerce industry - Proven track record in high t...

I need a new website that will serve as a platform for selling products or services. Specifically, I'm looking for a professional who can: I want to be ale to sy...looking for a professional who can: I want to be ale to sync this with my other website, ebay store, shopify - Develop a user-friendly website with basic customization on a standard platform - Integrate an online payment system including digital wallets (e.g., PayPal, Apple Pay) Ideal Skills and Experience: - Proficient in e-commerce website development - Experienced in integrating online payment systems, especially digital wallets - Skilled in basic customization on standard platforms, ensuring the website aligns with our brand and user experience expectations. Please provide examples of simil...

I'm looking for a skilled video editor who can work on a dynamic and fast-paced Video Sales Letter (VSL). The final product should be 10 minutes or more in length. Key Requirements: - Edit VSL into a dynamic and fast-paced style - Incorporate engaging text overlays to emphasize key points - Add suitable special effects to enhance the overall video - Integrate background music to create a compelling and engaging atmosphere Ideal Skills: - Proficiency in video editing software - Previous experience in creating VSLs or similar marketing videos - A keen eye for detail and storytelling - Ability to maintain a fast-paced video without compromising clarity or message - Strong communication skills for feedback and revisions. If this sounds like a task you're capable of, pleas...

I'm looking for a skilled web developer to create an e-commerce website for my clothing brand. This platform must facilitate secure transactions and offer a seamless shopping experience for our customers. Key Features: - E-commerce Focus: The website will be the primary sales platform for the brand, so it must have all the functionality and design elements necessary for successful online selling. - Product Categorization: We sell both men's and women's clothing and accessories, so the website should have clear and distinct ways of presenting and sorting these categories. Payment Options: - Credit card - PayPal Ideal Skills and Experience: - Proven track record in developing e-commerce websites. - Strong understanding of UI/UX design principles. - Exp...

I'm looking for a skilled app developer to create an e-commerce mobile app specifically for the iOS platform. Key Points: - The primary goal of this app is to facilitate e-commerce transactions on iOS devices. - The app should effectively integrate with e-commerce functionalities such as product listings, shopping carts, and payment gateways. - The design should be user-friendly, visually appealing, and optimized for iOS devices. Ideal skills and experience: - Proficiency in iOS app development. - Experience in e-commerce app development is a strong advantage. - Familiarity with creating user-friendly and visually appealing mobile interfaces. - Ability to integrate payment gateways securely. - Good understanding of the e-commerce industry is...

Gmail ActionMailer has stopped working and I'm encountering an authentication error. After I changed my email password, and now I'm unable to send emails from my application.

I am in need of a reputable freelance...platform for selling products to individual consumers (B2C). The chosen freelancer should incorporate an elegant and traditional design style. Requirements: 1. Experience with e-commerce web design 2. Ability to design in a traditional, elegant manner 3. Proficient in creating user-friendly layouts for B2C business structures. Your expertise should provide a seamless experience for users while embodying a traditional and sophisticated aura. Familiarity with branding and ability to appeal to our target market would be advantageous. This job suits anyone experienced in creating consumer-focused, elegant, and classic e-commerce websites. This is the current website Redesign it and also design the mobile version

I'm looking for a talented and creative writer to craft a sci-fi e-book. The target audience for this book is young adults aged 18-24. In terms of tone, I'm aiming for a dark and mysterious atmosphere that will keep readers engaged from start to finish. - Target Audience: Young adults (18-24) - Tone: Dark and mysterious While the book is erotic in nature, I am not looking for overly explicit content. The erotic elements should be mildly suggestive, adding to the overall suspenseful and dark tone I'm aiming for. Ideal candidates for this project should have: - Experience in writing erotic content - Familiarity and interest in the sci-fi genre - Ability to establish and maintain a dark and mysterious tone throughout the book - Understanding of the young adult audien...