Game app developer jobs jobs

I'm seeking a seasoned game modifier who can help me modify my mobile action game by adjusting resources or freeze crucial role will consist of: - freeze the existing resources in a game, means if i spend resources it will not deduct from my game. - or unlimited resources also fine Ideal skills and experience would be: - Proven experience in game level design - Thorough knowledge of mobile game dynamics - Advanced understanding of action games Your ability to create engaging, mobile-friendly action game levels will be fundamental in this project. Please provide a portfolio or examples of previous work in your bid.

I've got a short advertorial video, under 4 minutes, that needs to be translated from English to German. I'm not just looking for simple subtitles, I need the translation to be dubbed with voice cloning and perfectly synced with the lips of the speaker. You can put the German subs on top of the English ones. You have to be able to control the input and output of the translation. If...it has to sound natural. I attached the translated German transcript with timestamps. 3 small edits: 00:39 replace the image that is seen with attached image 1 01:18 and again at 01:48 replace left side of the image with attached image 2 02:43 and again 03:00 replace left side of the image with attached image 3 If the winner of this contest can deliver high quality work there will be more ...

I'm in search of a PHP Developer with a proven track record of developing comprehensive ERP Solutions for the construction industry. Key Modules Required: - Project Management - Cost Estimation - Procurement Specific Features for Project Management: - Task Management: The system should allow for easy task assignment and monitoring. - Resource Allocation: It should have a robust system for allocating and tracking resources. Specific Requirements for Cost Estimation: - Integrated Cost Database: The system should have a vast and well-organized cost database. - Calculation Formulas: It should accommodate complex estimation formulas. - Reporting and Analytics: The ability to generate detailed reports and analytics is crucial. Ideal Candidate: - Should have a strong background ...

I'm looking for a skilled Python backend developer to enhance an existing backend system for my project. Key Responsibilities: - Enhancing the existing backend system: Your primary responsibility is to enhance the functionality of the current system and optimize its performance. - Integrating SQL/NoSQL Databases: Your expertise in SQL/NoSQL databases is crucial to ensure smooth integration and efficient data handling. - Experience with Python and Minio: If you're familiar with Minio that's a big plus, but Python is the key language you'll be working with on this project. Ideal Candidate: - Proven experience in enhancing existing backend systems. - Proficient in working with SQL/NoSQL Databases and designing queries. - Strong Python skills are a must. - Experie...

I'm looking for an experienced Java developer who can integrate a cloud-based database into my project. Ideal Skills: - Strong proficiency in Java - Prior experience with database integration - Specifically, experience with cloud-based databases, Microsoft Azure in particular, is a big plus The Project: - Your primary task will be to integrate Microsoft Azure, a cloud-based database, into an existing Java project. - The project already has a well-defined structure and the database will serve as a key component. - The database integration should be secure, efficient, and scalable, meeting the highest standards. - There will be no need for user authentication or API integration, as this project is solely focused on database integration. Please only apply if you have good ex...

I'm in need of a proficient Wordpress developer to help me build a business website. I already have a specific theme in mind, so your role will be to ensure the site is not only created with this theme but also tailored to fit my business needs. Key responsibilities include: - Building a professional and user-friendly business website that aligns with the chosen theme - Including necessary functionalities such as a contact form, subscription/sign-up form, gallery/portfolio, and Google mapping skills - Ensuring the site is responsive and visually appealing - Providing recommendations on the theme if necessary and integrating my style preferences You should have: - Proficiency in Wordpress website development - Strong understanding of web design and user experience - Experienc...

I have a Python script that needs integration with a Telegram bot. The requirement is to connect the code with the Telegram bot to send questions from the Chegg website. Key tasks: - Integrating the existing Python code with a Telegram bot to send questions from the Chegg website - Automating the assignment of student IDs for each Chegg website task The ideal freelancer should have: - Proven experience in Python programming - Previous work with Telegram bot integration - Familiarity with Chegg website tasks and automation - Good understanding of API integrations Please share your relevant experience and any insights into how you plan to approach this integration.

I'm looking for an experienced WordPress developer, who can provide a comprehensive training for our developer. This project is unique in that we already have an in-house developer who is brand new to WordPress. The goal is to get them from beginner level to a point where they can comfortably handle WordPress development tasks. Key aspects of the training: - Explanation of WordPress architecture and functionality - Hands-on sessions covering Theme and Plugin development - Insights into customization and optimization best practices - Additional tips and tricks for effective WordPress development Ideal candidates should have: - Extensive and proven experience in WordPress development - Strong teaching skills and ability to explain complex concepts in simple ter...

I am looking for an experienced app developer to build a mobile app for both Android and iOS platforms. The primary goal of the app is to facilitate e-commerce activities. Key Requirements: - Develop a mobile app for Android and iOS platforms - E-commerce functionality - Integration with PayPal for payment processing Ideal Skills: - Proficient in app development for both Android and iOS - Prior experience in developing e-commerce apps - Familiarity with integrating PayPal for payment processing

I'm on the lookout for a dedicated and skilled developer to partner with for the creation of an exciting raffle game. As a foundation, I already have a meticulously crafted concept, as well as detailed strategies for both profitability and user engagement. Key Project Requirements: - Development Platform: The game is intended for web-based deployment. Therefore, as my collaborator, you must be proficient in web development technologies and methodologies. - User Accounts: I envision the raffle game to have a user-centric approach. This necessitates the inclusion of user accounts, complete with profiles. Your experience in designing and implementing user account systems will be pivotal in ensuring a seamless user experience. - Payment Integration: The game...

I'm seeking a proficient MERN Full Stack developer to address the issues highlighted in the JIRA file attached to this project. Your primary responsibility will be to resolve these issues in a timely and efficient manner. The ideal candidate will have the following skills and experience: - Proficiency in the MERN (MongoDB, , React.js, Node.js) stack - Familiarity with JIRA and experience with its issue tracking system - Strong problem-solving abilities and attention to detail - Proven experience in resolving web issues - Ability to work autonomously and meet deadlines Please note that I have not outlined a specific deadline for this project - I am looking for a developer who can address these issues promptly. If you believe you can also implement new features, please le...

I'm looking for a social media manager who can take charge of my TTRPG (Tabletop Role-Playing Game) business's online presence. It's crucial for the chosen candidate to have expertise in not only managing Facebook, Twitter, and Instagram, but also developing platforms on Reddit and Pinterest. The right person for this job will: - Manage all our Social Media Channels. - Create TTRPG related posts and copies. - Develop and execute strategies to boost engagement on our current platforms. - Reveal our brand to a broader audience. - Direct more traffic towards our website using creative and engaging tactics. Ideally, the candidate will have: - Experience in TTRPG or a strong understanding of it. - Previous engagement in digital marketing in the gaming sector. - Proven s...

I'm requiring a proficient Java developer for a college project. The main task will be building a web application along with database integration. I'll need you to implement vital functionalities, such as: - A user registration panel - A user login page - Fee structure - Contact us section - Admin as well as user registration option - Subjects and courses - Basic website navigation functions For the front end, HTML and CSS skills are necessary to render a clean and minimalist design. It's vital you're experienced in these domains and can provide examples of your past work. Looking forward to your proposals.

I'm in need of an Android developer with experience in Java and Kotlin who can handle issues with fingerprint scanner devices like Futronics FS80H and Mantra MFS100 on Android 14. Key Responsibilities: - Diagnose and resolve compatibility issues with the latest Android 14 version. - Ensure the scanner can correctly detect fingerprints. - Ensure the scanner is responsive and functions as expected. Ideal candidates should have: - Proven experience working with fingerprint scanner devices. - Expertise in Java and Kotlin for Android development. - Strong knowledge of Android 14 and its compatibility requirements. - A track record of troubleshooting and resolving technical issues. This is an urgent project, and I'm seeking someone who can deliver results promptly and effecti...

Hi Muhammad A., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

I am looking for a skilled developer who can convert my existing Avitor game website into a mobile application for the Play Store. Key requirements: - Conversion of the website to an intuitive and engaging mobile app - Ensuring smooth navigation and user experience on a mobile platform Please note, I skipped some questions about the current website and the features I'd like in the app. I'd be happy to discuss this further with the successful bidder. Ideal skills and experience: - Proficient in app development for Android - Strong background in website to app conversion - Ability to ensure compatibility and optimization for mobile devices.

I'm in the market for a WordPress developer with a keen eye for SEO and design. The project entails the creation of a modern, functional, and responsive website that aligns with our platform's unique requirements. Key Responsibilities: - Creating a highly responsive and modern website on the WordPress platform - Ensuring the website is fully optimized for SEO - Implementing SEO features and practices to improve our ranking Key Requirements: - Strong proficiency in WordPress and front-end development technologies - Proven experience in building SEO-optimized websites - Ability to adapt to our platform's specific needs Your expertise and dedication to this project will play a crucial role in the success of our platform. If you have a proven track record of WordPress ...

...Console to publish apps. As our app developer, you will be responsible for uploading, managing, and optimizing our app listings on the Google Play Store. Responsibilities: 1. Utilize the Google Play Console to upload new app versions, including APK files, screenshots, descriptions, and other necessary assets. 2. Ensure compliance with Google Play policies and guidelines to prevent app rejection or suspension. 3. Manage app metadata, including titles, descriptions, keywords, and categories, to optimize visibility and searchability. 4. Monitor app performance metrics, including downloads, ratings, and reviews, and implement strategies to improve user engagement and retention. 5. Collaborate with the development team to troubleshoot any te...

App Developers Query - Template Hi, We're currently seeking a talented app developer who shares our vision and passion for creating a platform helping users improve productivity to achieve their hobbies. If you have experience in start up app development and interested in collaborating with us bringing Hobbi to life, we would love to hear from you! About Hobbi: Hobbi's an innovative solution designed to assist time management enabling maximum productivity to achieve desired goals of hobbies. Our app aims to revolutionise the way our customers interact with their hobbies and self-development. We believe that there is a gap in the market for a comprehensive, user-friendly application that offers a way of planning, tracking and sharing achieveme...

I'm looking for an experienced OpenCart developer to work on an already installed OpenCart platform. Aspects of the project are still undefined, but it requires someone who can propose and implement a variety of features, potentially including, but not limited to, payment gateways, custom templates, and product catalogs. Ideal Skills and Experience: - Extensive experience with OpenCart - Ability to design and implement custom features - Flexibility to adapt to changing project requirements - Proven track record of successful OpenCart projects - A portfolio showcasing previous work Since design preferences haven't been settled yet, I'll value a candidate that brings creative ideas to the table and works well with feedback. I look forward to seeing your proposals!

I'm in need of a Wix developer who can help me with adding custom features and functionalities to my website. I am trying to do the database structure for this page Each projects will load a list of tasks filtered by six different stages Each task needs to be comleted by the supervisor with acomment, photo/video upload / schedule a future task on calendar Once submitted that task will be read only with an option to edit edit/submit logs of who changed what and when - will be recorded this is the main task And may be will look for an option to create a dashboard to view these tasks status / add documents and projects etc but not essential

We are seeking an experienced full stack developer proficient in Angular, Typescript, Java, and Spring to join our team for an exciting HR Tech project. This project aims to streamline the onboarding process for candidates while enhancing the efficiency of recruitment for companies. Key Features: 1. Onboarding Process: The platform will feature a comprehensive onboarding process for candidates, designed to facilitate a smooth transition into their new roles. This process will consist of four main steps: - Technical Quiz: Candidates will undergo a technical quiz to assess their domain-specific knowledge and skills. - Audio Recording: Candidates will be prompted to record audio responses to predetermined questions, allowing recruiters to gauge communication skills and confidence. -...

I'm in need of a New but skilled web designer to redesign my website with a free theme. Then you also need to delete google tag manager, analytic and console code then readd these. Budet fixed 25-30 GBP Thanks

I'm seeking a skilled WordPress developer to help enhance my e-commerce website. Key responsibilities: - **Theme Customization**: This involves creating a unique and visually appealing interface that resonates with my brand and enhances user experience. - **Plugin Development**: I require custom plugins to be developed to cater to specific needs of my website. - **Website Maintenance**: Regular monitoring and updating for smooth functioning. The ideal candidate should have: - Proficient in WordPress theme customization - Extensive experience in plugin development - Prior experience in e-commerce website development - Knowledge of e-commerce features like Payment Integration, Product Customization, and Membership Subscriptions. Your expertise will help in making the website...

I'm in need of a skilled website developer for my B2B marketplace. Key Features: - Product catalog - User registration and login - Messaging system - Account authenticity detection - Appropriate matchmaking algorithm - Payment gateway Design Preference: - Professional and sleek Device Compatibility: - Desktop and iOS and android Ideal Skills: - Proficient in website development - Experience with B2B marketplaces - Design capabilities for a professional, sleek look - Familiarity with payment gateway integration - Understanding of matchmaking algorithms for effective business matching.

I'm in need of an experienced Wordpress developer to build a website for my online community targeted towards professionals. The website should encompass e-commerce functionality, blogging capabilities, and seamless social media integration. Key Components: - E-commerce Functionality: The website should enable the sale of products/services to the community members. - Blogging Capabilities: The site should provide a platform to post relevant and engaging content for the community. - Social Media Integration: The website must be seamlessly integrated with various social media platforms to facilitate community engagement. The ideal candidate should: - Have a strong portfolio of creating similar websites with e-commerce, blogging, and social media integration. - Understand the t...

I need a blockchain expert to develop a supply chain solution for my retail and manufacturing businesses. The system should have the following characteristics: - **Transparency and Traceability**: The system should allow for real-time tracking of goods and assets along the supply chain. It should provide clear visibility and accountability. - **Smart Contracts and Automation**: I need smart contract functionalities to automate certain processes within the supply chain, such as payment upon successful delivery or triggering alerts for restocking. The ideal candidate should have a strong background in blockchain development with experience in creating supply chain solutions. Knowledge of retail and manufacturing industries is a plus. I need this project completed as soon as possible.

...full-stack developer to become the business CO-FOUNDER. This individual must possess proficiency in back-end development and DevOps experience, database management, and server administration and must be a self-starter capable of overseeing the all website aspects. This is a position for a leader who has dreams, passion and ambition to be on the ground-floor of a business they believe in and a with the desire to want play a major role in our success. Our site and apps are in the final stages of completion and I have a team of developers currently in motion for the website and iOS/Android apps to fix bugs and optimize our operation. This responsibility would be to manage PRs, oversee performance, take proactive steps to resolve issues either by fixing yourself or assigning to a ...

I need a proficient Android app developer who can build a fantasy app, catering exclusively to Android smartphones. Key features include: - User authentication to ensure a secure environment. - Push notifications for active user engagement. - In-app purchases to enhance user experience and monetization. The primary function of the app is to provide an enchanting fantasy platform for a captivating user entertainment experience. Ideal candidates should have significant Android development experience, focusing on user authentication, push notification implementation, and in-app purchase integration. Experience in crafting engaging fantasy apps would be a bonus. Active communication, promptness and creativity will be highly valued for this project...

I'm looking for a skilled artist who can design a 2D, cartoon-style character for my platform game. This character will be the hero and should have the following abilities: Inky is his name a playful and mischievous ink blob character with a fluid and ever-changing form. Their body can morph into various shapes, from simple geometric patterns to intricate designs. Inky is mostly black but can also change color depending on their mood or surroundings. They have big, expressive eyes that can convey a wide range of emotions. - Jumping and running: The character will need to be designed in a way that it can smoothly perform these basic actions essential for a platformer. - Shooting projectiles: The character should also be able to shoot projectiles, so the design should incorpor...

I'm looking for an experienced PHP developer to help build a website for my NGO. The key features of this website are a Donation portal and a Volunteer registration system. Key Features: - **Donation Portal**: The portal should support one-time and recurring donations. A crowdfunding option is not part of the initial plan, but it should be implemented in a way that it can be easily added in the future. - **Volunteer Registration**: We need a user-friendly volunteer registration system. The system should collect basic personal information from volunteers, including their name and email address. Additionally, we would like to know their skills and interests as well. This data will help us in organizing our volunteering programs more efficiently. Ideal skills and experience: - P...

I'm in need of an experienced React and Node.js developer to assist in the development of a web application. You'll be responsible for front-end development, user interface design, backend development, and database management. Key responsibilities: - Front-end development: You should have a solid understanding of React.js and experience in designing user interfaces. - Backend development: Proficiency in Node.js is a must, as you'll be handling the server-side development. - Database management: Knowledge of database technologies and experience in managing databases is required. Your main goal will be to work collaboratively to develop a feature-rich web application. If you're experienced in both React and Node.js and can offer your expertise on an hourly basis...

I'm in need of a specialized mobile game developer to create a strategy-based game tailored for children. The game should be both appealing and appropriate for a younger audience, utilising vibrant visuals and an easy-to-understand user interface. Key Specifications: - Development of a strategy game - Target audience: Kids - Add an interesting multiplayer mechanism Ideal candidates must have: - Profound knowledge and experience in developing strategy games. - Demonstrated ability to create kid-friendly content. - Experience in developing multiplayer mechanisms. - Strong portfolio of previously developed games, preferably in the same genre. Please include your relevant experience and portfolio in your proposal. Looking forward to seeing your c...

I'm in need of an accomplished Shopify Developer with a keen sense for aesthetics and design principles. I desire a more visually appealing product layout by reducing the white space around the product frame on my online store. The aim is to create a more user-friendly interface without a major shift from the current theme and color scheme. Ideal Skills and Experience: - Expertise in Shopify development and design - Strong understanding of UX design principles - Ability to keenly follow a specified aesthetic while innovating on design Tasks: - Analyze and adapt the layout to reduce white space around the product frame - Maintain the aesthetic feel and color scheme of the current theme - Ensure user-friendliness remains a top priority during the redesign - Provide final la...

I am seeking a skilled designer to help me with a unique project. I'm looking for a concept for a fantasy style assassin, based on a rodent, that will be the centerpiece of a story I'm creating. no AI, we currently have AI and are looking to replace it with ART. Key Responsibilities: - Character Desi...design and weapon design - Familiarity with fantasy and anthropomorphic character design - Ability to create original, compelling, and detailed concept art - Strong communication skills to understand and incorporate my vision into the design The final product should be a polished and detailed concept art that accurately conveys the essence of the character and is suitable for use in a story or game. The design should be both visually striking and coherent with the charac...

...looking for a skilled concept artist to create a unique, captivating design for a fantasy-style hydra creature. This concept art will be utilized primarily for a game development project. PLEASE DO NOT SUBMIT AI, placeholder art is AI and we are looking to improve on the design. Key Requirements: - The hydra should embody fantasy elements and be visually engaging, but not overly intimidating. - It should have multiple heads, each with distinct and noticeable powers. - The creature should also possess regenerative abilities, which should be showcased in the concept art. Ideal Freelancer: - Experience in creating concept art for game development, specifically within the fantasy genre. - Strong understanding of creature design and the ability to express unique powers and f...

I'm seeking an expert in industrial security to help develop a comprehensive course for security guards and industrial workers. Requirements: - Knowledge of security protocols - Experience in industrial security - Familiarity with surveillance systems - Excellent communication and conflict management skills - Ability to cover topics such as security systems & operation functions, security supervisory skills, and physical fitness & self-defence

I'm in need of a skilled WordPress developer to assist with bug solving. Currently, my website is experiencing functionality issues, particularly with e-commerce transactions that are not processing as they should. Key responsibilities include: - Diagnosing the root cause of the issue and proposing a solution - Implementing a fix to ensure e-commerce transactions work smoothly - Ensuring the overall functionality of the website remains intact post the bug fixing Ideal candidates for this role should have: - Proficient experience in WordPress development and e-commerce platforms - Strong problem-solving skills to effectively diagnose and resolve the issue - Excellent communication skills to keep me updated on the progress of the project and any necessary changes - A proactive ...

Looking for an experienced full stack developer with a strong proficiency in JavaScript. The project at hand is focused on API development. Key Requirements: - Proficiency in JavaScript is a must. - Experience with both front-end and back-end development. - A strong understanding of API development. The ideal candidate should have: - Demonstrable experience in building APIs. - A strong understanding of full stack development.

I am looking for a Django developer to help me build a web page

I'm in need of a skilled High-Frequency Trading (HFT) Developer with mid-level experience (3-5 years). Key requirements: - Proficiency in Python and C++ programming languages is essential. - Must have a deep understanding of HFT strategies, specifically Market Making and Momentum Trading. Prospective freelancers should have applicable experience and be ready to showcase relevant past projects. This role requires precise code writing and fast problem-solving skills. A strong understanding of financial markets is also preferable.

We are seeking an experienced React Native developer for a freelance collaboration, focusing on the development and significant enhancement of our two key apps within a two-sided marketplace. This role demands the translation of complex designs into fully operational mobile applications, ensuring an exceptional user experience and integration with our system's API endpoints. Our collaboration will begin with a few weeks of test phase, with the goal of evolving into a long-term, 8h/day engagement over the following months, based on performance and project progression. Responsibilities: Translate intricate designs into fully operational React Native applications, ensuring they effectively meet the frontend specifications and provide a seamless user experience. Actively participa...

I'm looking for an experienced game developer to create an engaging adventure game for teens on the Android platform. The ideal candidate will have: - Profound experience in developing successful mobile games, especially in the adventure genre. - A good understanding of what appeals to the teenage demographic. - A portfolio that demonstrates a high level of creativity, design, and execution in mobile game development. - Excellent communication skills to understand and incorporate my vision for the game.

I seek a competent software developer who can design a puzzle game for both PC and Mobile platforms. Required Skills and Experience: - Proven expertise in 2D games development - A strong grasp of puzzle game mechanics - Proficiency in developing for PC and Mobile platforms Job Scope: - Design and develop a basic 2D puzzle game - Test functionality for both PC and mobile usage Please include any relevant work samples in your reply. Prior experience in puzzle games development will be a significant advantage.

I'm looking for an experienced PHP Developer to create a user account management system for my ad publishing website. Key Functionalities: - User Account Management: This system should allow for User Registration and Login, Profile Management, and Account Settings. - Ad Posting Features: Implement the ability for users to Post Ads, Boost their Ads, and Manage Ad Details. - Optional Payment Integration: The system should support payment functionalities via API, enhancing the user experience. This feature is optional but would be beneficial for our service. Your Responsibilities: - Develop a user-friendly and secure system that ensures a seamless user experience. - Integrate the required features and ensure they function efficiently. - Provide clean and well-documented code. ...

I'm in the marke...in the purchase - Platforms: The games should be available for play on Web browsers Desirable Features: - Multiplayer Functionality: The more interactive, the better - In-App Purchases: Monetization potential is key - Leaderboards and Rankings: For a more engaging gaming experience Ideal Freelancer: - Experience in game development, particularly in creating Aviator, Rummy, Andar bahar, Teen Patti, and Cricket Betting games - Proficiency in providing source code with the game - Ability to optimize the games for Web browsers - Familiarity with incorporating desirable features such as multiplayer functionality and in-app purchases Please bid only if you have these games ready for sale and meet the above criteria. I look forward to discuss...

Seeking a WordPress developer capable of the following tasks. This is a one-time job with potential for ongoing work: Implement link redirection from service cards on the homepage to specific sections within the service page (create links to each section). Incorporate images/icons into sub-services sections of the service page; currently, it's text-only. Integrate icons/images that match brand colors into both the homepage and service page; currently, most icons do not align with brand colors. Fine-tune and align elements on the homepage and service page; currently, there are issues with clustering and misalignment of elements on these pages. Open to additional suggestions and improvements from the developer's side (optional). The budget for this work is $100, with a tim...

I'm urgently looking for a skilled Python developer to assist me with a project involving data analysis, web scraping, and potentially machine learning. Your role will be crucial in helping me to derive insights from a large dataset and extract specific information from the web. Key Responsibilities: - Conducting in-depth data analysis using Python - Implementing web scraping scripts to collect relevant data - Potentially developing machine learning models (based on your expertise) While the client did not specify the exact libraries, the ideal candidate should be well-versed in Python programming, particularly with libraries such as Pandas and NumPy. Familiarity with Django, although not mentioned, could be a plus if the project expands to web application development. This...

I need a appy pie developer to create an e-commerce app for both iOS and Android platforms. Key Requirements: - **Cross-Platform Development:** The app should run seamlessly on both iOS and Android devices. - **E-Commerce Focus:** The primary goal of the app is to facilitate online purchases . It should be user-friendly, secure, and efficient for both buyers and sellers. - **Payment Integration:** I'm looking to integrate cash payment only.

I'm in need of a Shopify developer to create an e-commerce website for my business. Key Requirements: - E-commerce Focus: The main functionality of the website will be to facilitate online transactions and sales. So, I need someone who is well-versed in creating efficient and user-friendly online stores. Ideal Skills and Experience: - Proven track record in developing Shopify websites, particularly with an emphasis on e-commerce. - Proficiency in designing and implementing online store functionalities such as product listings, carts, checkouts, and secure payment gateways. - Knowledge of Shopify's backend systems and how to effectively manage and customize them for an optimal user experience.