Node.js express mongodb tutorialcông việc

Quiero un simple ejemplo de guardar las sesiones que fueron escaneadas con codigo QR a una base de datos mongo, luego cuando se vuelve a reiniciar la aplicacion(node) entonces se debera volver a conectar automaticamente sin escanear el QR de nuevo.

We are looking for developers who are passionate about development, love to code, and pay attention to the small details. The position is for the long term, not looking for a one-time project, but to build a great team. Job Description --- * You will be part of the WordPress development team...project, but to build a great team. Job Description --- * You will be part of the WordPress development team. * We are mainly working on new projects (from scratch) * Development of theme from FigmaXD designs * Development of plugins based on an accurate brief * Work with a team of developers in a high standards environment Our Stack --- - WordPress - ACF, Gutenberg (with ACF Blocks) - Frontend - JS, jQuery VueJS, TailwindCSS - Backend - PHP, MySQL - Tools - GitHub, Slack, Laravel Mix, ...

I am seeking zatca expert who can help to implement the XML format of E-invoice generator using C# in compliance with the Saudi Zakat, Tax, and Customs Authority (ZATCA) guidelines. This pr...(19 May 2023) 3. Fw_ 4. This project should follow two distinct steps: 1. XML Format Invoice Generation 2. Validation of the Generated Invoice using an offline SDK tool For guidance, you can refer to the following YouTube resources: 1. Tutorial 1: Generating XML Format Invoice 2. Tutorial 2: Validating Invoices with an SDK Tool Please note that only the steps related to generating the E-Invoice in XML format and its subsequent validation are required for this project.

I PAY WHAT YOU BID, DON'T MAKE ME WASTE MY TIME PLEASE Will take the cheapest bid I'm seeking a competent coder with a wealth of experience in javascript and GitHub. The project tasks involve modifying an existing GitHub JS script that generates .stl files from text. Here's a detailed rundown of my specific requirements: - Incorporate Custom Shapes: The script currently does not have the functionality to introduce custom shapes. I need to replace the square support with a stroke effect. This will contribute significantly to the aesthetics of the end product. Here is the script Ideal Skills: - JavaScript proficiency - GitHub experience - Knowledge in 3D modelling and generation - Understanding of stroke effects in script coding Don't apply with

...The main focus of the website will be to efficiently advertise and sell my services to various customers. Key Requirements: - Display of services: The website should provide detailed information about the different shipping services including Domestic, International and Express shipping. - User Interface: It needs to be user-friendly and have a professional outlook. - Payment system: The website should have a secure and efficient payment system. - Shipping Options: Since I offer Domestic, International, and Express shipping services, the website should facilitate these options effectively. Ideal skills and experience: - Experience in developing E-commerce websites. - Understanding of shipping services or a similar industry will be a plus. - Experience with pa...

I require a meticulous professional specializing in security testing for web applications built on Angular JS. This project focuses on web application security assessments, particularly in scrutinizing user authentication, data protection, and server-side security. Ideal candidates present notable experience in Javascript environments and have a proven knack for pinpointing vulnerabilities and potential intrusion points. Sound knowledge of modern pentration testing methods is crucial.

...manager of an expanding project, I'm seeking an experienced Node JS expert who can manage substantial workloads on serverless platforms with a special attention to handling batch processing and prolonged timeouts, exceeding 10 minutes. Key Responsibilities: - Proficient Research, planning and management of robust serverless infrastructure. - Writing and optimizing JavaScript code for batch processing on serverless platform. - Insightful timeout handling that caters to functions running for more than 10 minutes. Ideal Skills: - Strong expertise in Node JS and cloud technologies. - Familiarity with serverless architecture and batch processing mechanisms. This project requires you to demonstrate your exceptional proficiency in Node JS, d...

I am looking for a qualified and seasoned expert with vast experience in React Native, Node.js and Laravel platforms. This project involves the development of a mobile application aimed to serve a yet-to-be-determined purpose. Your main role will be developing, testing, and finalizing this app in a specified timeline. Have a substantial portfolio in React Native, Node.js and Laravel. Be able to work within stipulated deadlines. Be creative, communicative, and resourceful. Provide a detailed project proposal including past experience and work samples. Without these key qualifications, you will not be the perfect fit for this project. I encourage you to apply if you meet these qualifications.

I'm seeking a skilled React JS developer for a new project. While I'm quite ready to share the specifics of the project's intent, I can assure that you'll be faced with a challenging and rewarding endeavor. Extensive experience with React JS is crucial. Experience with user authentication and login systems. The know-how for integration with external APIs. Designing responsive and mobile-friendly applications. Please ensure your code functions properly on Chrome, Firefox, and Safari. Should you have experience with the aforementioned areas and are excited by this opportunity, I welcome your bid.

I need a freelancer to edit my existing website, its built on Next js / react. I will share the source code so you do not need to start from scratch. I need this done in a day. The biggest change being the addition of the individual blog pages for each person, and the routes. I will share the 3 api calls you will need to make to fetch the content via Postman - relatively straightforward. Note: this is already done, i am running into some runtime errors so I would like you to go through, and check. Font has to change, there may be some adjustments. I would like the carousel to be moving. Figma: The final website needs to be deployed (on netlify - I will do it) with no errors

I'm in search of a skilled web developer to design and develop a Daily Fantasy Cricket website for India. Key aspects of the project: * Focus on: Cricket – this sport must be heartily included in the platform. * User Interface: The design should be simplistic, creating an efficient and user-friendly experience. * Tutorials: I would like the platform to feature a tutorial explaining how to play. Skills and Experience: * Proficiency in web development and design - ideally with experience in designing sports betting websites. * Understanding of the Indian market and its cricket demographic is beneficial. * Ability to create engaging, intuitive tutorials for first-time users. * Adherence to simplicity and user interface usability. Your understanding and experience with...

I'm looking for a graphic designer to create a medium-sized (16x20 inches) poste...presentation This project demands a creative individual who can compile and manipulate different photos to produce a harmonious and engaging image. Deliverables should be print-ready files in high-resolution format that ensure quality output when printed. Basic knowledge of scouting activities is advantageous but not necessary. However, keen attention to detail and the ability to maximumly express the essence of scouting and the role of the scoutmaster is highly essential. To succeed in this task, the freelancer should exhibit creativity, thoughtful conceptual design, and the ability to tell a story through images. In your portfolio, please provide examples of similar projects involving phot...

Hello Everyone, I am seeking 100+ interest leads for life insurance, as having a plan is beneficial for everyone. Before awarding this project to anyone, I need some 10 sample leads. After that, my team will contact them. If they express interest and are ready to purchase a plan, I will award you. Deadline: March 25th, 2024. Thank you. Arun

Hello, freelancers I have simple nodejs work which happens on our server. If you are expert in Node, please bid. Only will take 3-4 hours. Thanks.

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I'm in need of a focused and experienced app developer with a strong grasp of PHP Laravel, cPanel management, TypeScript (TS), and JavaScript (JS) for a project. This undertaking involves crafting a social networking app tailored towards young adults. this is monthly payment. The App is already built and we only need someone to maintain and fix bugs here and there. We also need someone that is good with implementing inApp purchase. Here’s what I’m looking for in potential freelancers: • Proficient in PHP Laravel for robust back-end functionality • React Native • Skills in managing cPanel • Expertise in TypeScript (TS) and JavaScript (JS) for seamless front-end development • Familiarity with both Android and iOS platforms I am ...

I'm in urgent need of a proficient WordPress developer to aid in setting up my website. Project specifics are unknown as features, functionalities, and desired aesthetics have not been pro...understanding of e-commerce platforms. - Flexibility and creativity in design. - Proven experience in developing blogging platforms. - Ability to interpret a broad project brief. As there is no requirement for specific information in your application, kindly provide what you deem important and relevant for consideration. This could include your past work, experience, and a detailed proposal. Please express your understanding and interpretation of this project in your proposal. Applicants who can show adaptability in their skillset and comprehend the flexible nature of this project will be ...

...other softwares. We integrate to many different companies, but they all fall into three categories. POS Systems, Casino Systems, and Camera systems. I have attached the logos of our integrations, and separated them by these categories. Our logo is also attached, and please reference our colors here: let me know if you have questions....

Aiming to transform Figma models into a dynamic, feature-rich React application as swiftly as possible. This project's critical functionality is responsive design, ensuring that the application adapts seamlessly to various screen sizes and resolutions. Here are some key elements I'm seeking: • Expertise in implementing Figma designs into React application • Hands-on experience with JavaScript, React.JS and TailwindCSS for responsive designs. • Efficient and able to deliver the project ASAP An ideal freelancer for this job would have proven experience in building React applications and working with responsive design. Familiarity with Figma design import would be an added benefit. Since the completion

...balanced complexity, not too minimalist, yet not too intricate. Key project elements: - Concept: Trendy. This could include current pop culture references, contemporary art styles or other fashionable elements. Your creativity is truly appreciated in bringing this ambiance to the design. - Colors: Black and White only. You have carte blanche to utilize these colors in the most engaging way to express the trendy theme. - Complexity: Strive for a balanced design. It should strike a fair equilibrium — not too simple, not too complex. Ideal Candidate: - Has experience in T-shirt design or similar - Is able to work with a black and white palette - Understands current trends and can translate them into a design - Knows how to create balance in visual design. By accomplish...

I'm on the search for a proficient video editor well-versed in creating engaging instructional video content for YouTube and Instagram. Your role would primarily involve crafting high-quality, appealing tutorials exceeding 10 minutes in length with the added responsibility of incorporating captivating graphics. Ideal abilities and experience for this project include: - Expertise in video editing for digital platforms, particularly YouTube and Instagram - Experience in graphic design and integrating graphics into video content - Strong understanding of instructional content and the ability to execute videos that are both informative and engaging - Ability to work with video content exceeding 10 minutes in length Overall, I need a creative, efficient, and proficient video editor re...

Looking for someone that can build a fully responsive simple Hmtl/JS landing page with button, Simple job that can be done asap if you have time. Let me knw if you have time and can do it.

As the client on this project, I am experiencing several issues with my taxi app. My aim is for freelancers skilled in Flutter, GraphQL and Express JS to address these problems. - One of the most critical problems is with the Google autocomplete feature, which currently disables pasting in the app. - Next, there are issues with the ride pricing logic including incorrect fare calculation, adjustment of cash payment by riders, applying discount codes and showing total price after discount to users. The reformed system should be able to show no cash was paid by the passenger and should not allow drivers to bypass and proceed to the next/main screen. - Additionally, I want to add the Ukrainian language to my application. - Lastly, I'd like to make menu adjustment, repla...

We are looking for a creative map and level designer for a browser game in the style of Minecraft and Roblox. We provide a convenient level editor in which you need to build a level and send it to us. The tutorial and technical specifications will be in the attached files. Payment for 10 games is $30 or 5 games is 15$ The editor is designed for the fact that in the future it will be used by many real players who will make their own levels, so everyone is suitable for this job, the main thing is to do the work in accordance with the technical specifications. We are looking for a long-term cooperation, the budget and the number of levels are unlimited.

I'm seeking a professional designer to create an innovative logo for my Podcast 'KAY Rated'. An ideal candidate would have a blend of creativity and understanding of contemporary design trends. Key Requirements: - No specific colour preference; feel free to express creativity - Logo should reflect a sense of innovation - Must have prior logo design experience, preferably for Podcasts I look forward to your creative proposals showing off your style and interpretation of my needs.

Update: Please review the project and bid with your final price. ------------ I require an experienced JavaScript developer to integrate the MagicWand tool into my existing image editor. This...my existing image editor. This tool's primary function will be to facilitate the removal of image backgrounds. This is the image editor: Demo: I need you to implement the following: 1. ) MagicWand tool, found here: with option to Cut/Delete selection 2.) API call to PhotoRoom API to automatically remove the background. Please check the project description for complete requirement and more details.

I am looking for a skilled python programmer, proficient in MongoDB for designing database optimized for data collection. Key Responsibilities: - Develop a project in Python language - Utilise MongoDB as the primary database for the project - Enable constant and efficient data collection via various means Ideal Skills and Experience: - Python programming expertise - MongoDB proficiency - Experience in developing databases optimized for data collection - A good understanding of data structures - Track record of maintaining high-quality code and delivering on time This is an excellent opportunity for a freelancer who is passionate about data and looks forward to leveraging their skills to create efficient data collection systems.

Python flask and java script developer needed. Please see requirement file.

Python flask and java script developer needed. Please see requirement file.

As the driving force behind a new educational website, I'm seeking a skilled full-stack developer with specialities in Python and React JS. Your Role: - Backend Development: Setting up, managing, and maintaining databases and servers. - Frontend Development: Assembling visually stunning user experiences on the website. - Python and React JS Integration: You will be required to effectively and efficiently integrate the Python backend with the React JS frontend. Skills & Experience: - Expert in Python and React JS. - Proficient in React Native. - Previous experience creating educational websites is a major plus. - Strong understanding of server-side templating languages. - Strong understanding of front-end technologies, such as HTML5 and CSS3. - Good k...

...sortation systems of arbitrary complexity. You can think of our sorters as a directed graph with different types of edges and fixed locations. Since our systems look different for each customer (e.g. different locations, different number of edges/nodes), we want to be able to create the Anylogic model programmatically, i.e. without the need for drag and drop. So you would be given an arbitrary list of node locations and edge types and the task is to create a network consisting mainly of conveyor objects from this list. We do not need to be able to manipulate the model in the Eclipse GUI, we are interested in the bare simulation. For your understanding, once this works, we will communicate with the simulation to test our transport logic. - Timeline: Please note, it's impor...

I am in need of a complex yet user-friendly tool that will allow for an in-depth comparison of sales data over specific date ranges. Key Requirements: - Capability to compare sales data on a rolling period frequency; this could be months, days or y...on a rolling period frequency; this could be months, days or years. - Flexibility to indicate a starting and ending date for the comparison. - Ability to work with custom date ranges. I am seeking experienced developers, preferably with a background in sales data analysis or similar projects. Knowledge of programming languages that are good for handling and analyzing large datasets is a must. Express familiarity with statistical analysis tools will be an added advantage. Proficiency in English and good communication skills are also ...

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

I seek a knowledgeable freelancer adept in WordPress to copy and paste 4x page builder tutorial content into a self-hosted WordPress LMS. - The primary goal is to instruct novices on utilizing WordPress effectively using WPBakery, Divi, Elementor, Visual Composer page builders. - The content will be the official how to content

...leading their Cloud and AI products. I'm in search of a Sales specialist (familiar with SEO Content Marketing) who can help sell my 100% Automated AI based Internal Linking Tool to their clients. You can keep 90% of the revenue that comes from the sale. As you know, Internal linking helps improve SEO ranking and most importantly helps improve conversions and revenues. By just adding 2 lines of JS code in the head html tag (just like Google Analytics), all relevant internal links along with 'related articles blocks' are automatically added to the content. When the content on the site is updated, internal links should be updated. This product updates them automatically as well. To see an example of its usage, check out Every aspect of the added contextual

I am in need of an experienced animator who can create a 3D animation of an elephant. The animation should captivate and engage viewers of all ages. Key Deliverables: - Exquisite 3D elephant animation - Emotion display: Realistic, the elephant should express genuine emotions that promote a connection with the audience. Ideal skills: - Proficiency in appropriate 3D animation software. - Prior experience with animal animations, specifically elephants. - An understanding of emotional expressions in animations. - Familiarity with creating content for a wide demographic.

现有项目是WebGL+ RxJS+Vue，希望寻找精通WebGL和RxJS的前端软件工程师改进： 去除全部UI（以及所有相关的RxJS和Vue）， 只保留Canvas显示部分（这一部分是纯JS+WebGL），而且只保留一个测试用的Model数据，去除其它Model

As we swiftly move forward with our project, we're seeking a competent Full Stack Developer. Your primary responsibility will be creating APIs and implementing logic in our backend server programs. A good understanding of React JS for little bit of front-end tasks is also required. Your responsibilities: - API creation - Logic implementation - Database integration - Handling minor ReactJS front-end tasks This is an urgent need, and we want to move forward ASAP. So, if you're a skilled Java Springboot developer with an understanding of React JS and can start immediately, please, reach out. Efficiency, accuracy, and keen attention to detail are key to this position.

For this endeavor, I'm seeking a skilled video editor capable of creating dynamic and engaging educational content. The material we're aiming to cover is driving-related( LMV: light motor vehicle & HMV: heavy motor vehicle) , and will involve a mix of different video formats, including: - Animation Videos - Tutorial Videos - Documentary Videos - Language should be Hindi - Total 7 educational videos of 30-45 mins ( depends on the syllabus topic. - Syallabus will be provided after discussion. The ideal candidate will have: - Exceptional experience in the creation and editing of all three video types - Proficient in transforming complex information into understandable content - Prior experience or understanding of driver education would be advantageous Each video is...

Looking for an experienced JavaScript developer to modify an app script. You will need to enable the script to independently read and write to a Google Sheet, rather than being bound to it. In addition to that, new features need to be developed and integrated into the existing script. Ideal Skills: - Proficiency in JavaScript - Experience working with Google Sheets API - Strong understanding of permissions handling in app scripts - Versatility in adding new features to existing codebase Please include examples of your previous work with JavaScript and Google Sheets API in your proposal. Intuiting and implementing new features based on given requirements should be part of your skill set. This is an exciting task for developers interested in crafting efficient and powerful integrations bet...

I'm in need of a dedicated graphic designer with expertise in box design and minimalism. The project specifics are as follows: - Design Task: I need a minimalistic box design for a box with dimensions of 7*7. This should include elements that are clean, simple, and express sophistication. Ideal Candidate: - Experience: You should have prior experience in creating minimalist box designs. A portfolio showcasing your past box design projects will be very valuable. - Skills: I'm looking for a professional comfortable with branding design, and print design. Detail-oriented with a strong grasp of the minimalist aesthetic. Your input in the creative process will be highly valued. Let's create a minimalist box design that truly stands out.

Dokan and Stripe Express Integration for Cross-border transfer feature for US platforms. I will ONLY award this task to someone who has worked with Stripe Express APIs before. Please do not submit bids with AI generated auto descriptions.

I'm looking for a dynamic and creative freelancer who specializes in video reel production. The project will involve creating high-energy, disco-style video reels for an upcoming clubbing event with an indian celebrity. Key aspects to include are: - The interior design of the club and...interior design of the club and crowd atmosphere - Special effects and club lighting Ideal candidates should have: - Experience in creating high-energy/disco-style video reels - Demonstrable creative and technical editing skills - Knowledge of clubbing culture would be an advantage The final product should captivate the viewer and perfectly encapsulate the atmosphere of the event. Don't hesitate to express your creativity! Your expertise in this field will play a pivotal role in the succ...

I am looking for a 3D artist who has experience in creating lifelike water splash animation around objects. Specifically, I need the water to be concentrated on the middle of a product bottle. Essential skills for this project include proficiency in 3D animation and remarkable ability to depict realistic water movements. Prior experience with p...has experience in creating lifelike water splash animation around objects. Specifically, I need the water to be concentrated on the middle of a product bottle. Essential skills for this project include proficiency in 3D animation and remarkable ability to depict realistic water movements. Prior experience with product visualization would be advantageous. Looking for something similar to this tutorial:

I am in search for an experienced React JS and Next JS Developer. Unfortunately, I skipped some questions, so here's the rundown: - The specific features for the custom app are yet to be defined. - The primary objective of the application is also not determined at this moment. - It's unclear at this juncture whether the app will require real-time updates or notifications. This positions needs someone who can effectively work with ambiguity, as well as guide me in creating a vision for this app. They should be well versed in User Experience and Interface design, and proficient in creating secure, swift, and scalable applications. Data storage and retrieval, integrating with external APIs and building a user registration portal could be part of the requirements. ...

I’m seeking an expert proficient in TIA Portal V18 to create a comprehensive XML file. - **Content**: The XML file should contain device configuration, tags and values, plus diagnostic information. These elements should be systematically organized for easy navigation and understanding. - **Structure**: Each device, tag and diagnostic info must be represented as a separate XML node. This allows for a structured and streamlined data output. Ideal freelancers will have experience in TIA Portal and XML file creation. Experience with complex device configurations and diagnostic tags is an added advantage. Please provide evidence of related past work in your bid.

I need an experienced developer who is proficient in React Native and React JS. Your task will be to incorporate an advanced TradingView chart into both iOS and Android applications. Key responsibilities include: - Ensuring the app works seamlessly and efficiently on both iOS and Android platforms. - Integrating the TradingView chart into the applications. A strong understanding of TradingView API is needed even though I do not have the API credentials. - The complexity level of the TradingView chart should be advanced, integrated with live data feed and interactive capabilities. Proficiency in React Native, React JS and TradingView API is essential. It would also be beneficial if you have had prior experience integrating charts or data feeds into mobile applications. Your ...

I'm seeking a skilled developer to create a blog site (not a website initially) using Logo as a base design. The site needs to have multiple features including: - A comment section where visitors can express their thoughts. - Social media sharing buttons allowing visitors to share articles with their network. - A search bar making it easier for readers to find specific blog posts. - Membership functionality, both free and paid. The perfect candidate should have already implemented similar functionalities and must be familiar with social and political/satire/aesthetics in blog design. Prior experience in building membership sites will be highly preferred. Demonstrated knowledge in the creation and integration of comment sections, social media buttons, and search bars is es...

I'm looking for a skilled MERN stack (MongoDB, , React.js, Node.js) developer to convert my existing WordPress Plugin into a cutting-edge React/Node.js application. Skills and Experience Needed: - Proficiency in MERN stack technologies, notably for server-side rendering. - Strong experience translating WordPress software to React/Node.js. - Knowledge of UI/UX principles to enhance interface design. Job Scope: - Evaluate current WordPress software for conversion into a React/Node.js application. - Improve software's performance and scalability. - Enhance user experience and design interface considering modern design practices. Gotta know how to use Github and be very frequent in your updates. Building of both the Front-end and Server-side IS required. We only have plu...

I'm in need of an expert who can systematically collect and present service reviews. The reviews should be in a written format and express the quality of the service experienced. The company website is Skills and Experience Needed: - Proficient in data collection - Strong ability to analyze and categorize data based on quality of service - Attention to detail to ensure the accuracy of review collection I am looking forward to seeing a demonstration of your abilities in handling comprehensive review collection. Showcase your expertise in service reviews, written review presentation, and data categorization.