Filter incoming serial data jobs
*Please include descriptions of 1-2 most relevant projects delivered. *Also as part of the offer please provide comments to the 2 questions at the end of this description Linux Raspberry UDP network and serial communication component 1. Product to be done: a basic communication component handling low-volume, ca. 20-100-byte command messages with rather relaxed performance requirements. The messages will be coming on a non-regular basis from a few clients over a Wi-Fi local network, typically say 2 clients. There is no need to confirm the messages in either way. Consequently it seems that UDP is the right protocol to be used (to be confirmed by the contractor). 2. The server should also support its part of a detection mechanism that should allow the clients to automatically detect...
...product prices and quantities. - Develop logic to calculate invoice totals based on weight inputs and prices. - Ensure compatibility with various digital weighing scale models and accounting software. **Requirements:** - Proficiency in programming languages such as Java, Python, or JavaScript. - Experience in software development with a focus on interfacing with hardware devices. - Familiarity with serial communication protocols and device integration. - Strong understanding of software architecture and design principles. - Excellent problem-solving skills and attention to detail. **Preferred Qualifications:** - Experience with integrating hardware devices such as digital weighing scales. - Knowledge of relevant frameworks and libraries for device communication. - Understandi...
...one-page WordPress site featuring an X Y axis for data visualization. something similar to this: But with draggable points like this: Displaying data like this: It is a user survey to capture a users response on the axis. Once they have selected their input, they will answer 3 text box questions, and add their email and click send. 1. Experience must be responsive 2. Form must have a captcha 3. All deatils must be stored in the backend as well as emailed to us. We must be able to filter responses in the backend. Key Responsibilities: - Design a visually appealing one-page WordPress site - Implement an X Y axis for data visualization - Ensure the X Y axis is responsive
I will make the email sorter that would copy functionality of existing scripts - without console interface and colors - it takes a large list of emails and outputs them by the rules - would filter out domains from the blacklist - blacklist top level domains like .edu and 2nd level like gmail.* - output: - office idp, okta, godaddy, secureserver, google, etc - free domains - country domains/services like alibaba, protonmail
I'm in need of some assistance in...existing device that is currently utilizing a ESP32-C3 Supermini Dev Board Key functionalities should include: - Bluetooth connectivity - GPIO pins configuration - ADC Input - USB-C Female Plug - Serial TX and RX IO - Ten (10) GPIO functionalities This blueprint will serve as the basis of a prototype I am developing. As such, I'm seeking to partner with someone who is experienced and proficient in the following areas: ESP32-C3FH4 development and configuration including the following features: - Bluetooth connectivity - GPIO pins configuration - ADC Input systems - USB-C connection. - Serial Comms Please ensure your proposal reflects your ability to fulfil these requirements. Also please do NOT ask to conduct business outside...
...factory settings set option. Review the attached sketch. Green dotted outline is out of your scope. Once interface to green part is defined, we shall have you review it as a change. We are in RFID business deeply for several years. More details (if needed) can be provided to shortlisted persons only. VERY IMPORTANT:::: Please read & understand and ask questions with your 1st response. To help us filter out bot responses and confirm it is a genuine response, please write " I confirm I have read in full & understood the job" as your 1st line. We are seeking best fixed price bids and time after scope is defined. No hourly work. The budget given is just a arbitrary placeholder. Respond if your bid will be valid for 3 weeks and your availability at least for that lo...
...knowledgeable mobile app developer to bring to life an intuitive platform for showcasing short stay rentals in Ghana. Called GhanaStay The envisioned app should: - Showcase each rental's key information, Including: - Rental Price - Location - Amenities - Level of Security - Number of Bedrooms - Number of Baths - Air Conditioning - Enable users to efficiently search and filter rentals by: - Location - Price range - Number of Bedrooms - Number of Bathrooms - Present a comprehensive view of each property through: - Photo galleries: High-quality images showcasing the rental's best features. - Property descriptions: Detailed, well-written descriptions giving an accurate impression of the property. - Reviews: Platform for ...
I'm looking for a professional cleaner to maintain my medium-sized turtle tank every two weeks. The task includes a complete cleaning of the tank, filter, and all accessories. Key responsibilities: - Removal of debris - Water change - Thorough scrubbing of tank - Maintenance of filter - Cleaning and disinfecting all accessories Ideal Skills and Experience: - Experience in aquarium and tank cleaning - Familiarity with turtle tank maintenance - Ability to work carefully around aquarium inhabitants - Strong attention to detail - Knowledge of safe and effective cleaning products for aquariums
...of working quickly and efficiently. Key Features: - The website will be an e-commerce platform, but with a unique twist of being centered around student recruitment. Specific Functionalities: - Student Profile Creation: Users should be able to create profiles to showcase their academic and personal information. - University Search and Filtering: The platform should allow students to search and filter through various university options based on their preferences. - Application Submission: There needs to be a functionality that enables students to submit applications to the universities they're interested in. You will be provided with reference websites to better understand the scope and vision of the project. Previous experience in e-commerce website development and an und...
...around it. f. React bug: Radio buttons are not getting selected sometimes when you click first time. Noticed on both dekstop and iphone, but on iphone, it is very consistent. Only the 2nd click selects the radio button. g. mobile: on search results display, sort by, drop down and the two icons that allow to change layout seem to be pushed to the right and not full visible. Enhancements: 1. Search filter improvements: a. Scrollbar should not show but appear when mouse is in the left pane. Go to Bing shopping webite and enter search for "laptops", scroll down past the Ads (top two rows) and observe what happens when you scroll the down on results. The filters do not scroll but there is also no visible line or scrollbar. Now you move your cursor over the left pane (lef...
I'm seeking a highly experienced UI/UX designer to reimagine and enhance the visual appeal of my hotel and event booking app and website. The primary goal is to make the platforms more visually attractive to users, k...Skills and Experience: - Proficient with Figma, with a detailed portfolio of prior projects. - Demonstrated experience in similar projects. - Familiarity with hotel and event booking industry is advantageous. - Exceptional understanding of current design trends and techniques. Project Details: The app and website must feature: - User registration, login capabilities. - Comprehensive search and filter options. - Smooth and secure booking and payment processing functionality. I look forward to seeing your previous work and discussing how you could help elevat...
...Dashboard to display real data instead of dummy data in Laravel. 2. Implement form data transfer from the website to the CRM Enquiry Menu in Laravel. 3. Ensure that won enquiries are correctly displayed after conversion to contacts in Laravel. 4. Highlight the current menu item on the left in Laravel. 5. Correct CSV download functionality in Contacts, ensuring filters, headers, and special characters are handled properly in Laravel. 6. Enable clicking anywhere on the contact data table to open the view of that particular contact in Laravel. 7. Remove the display of the last date from the top of the contact view in Laravel. 8. Adjust calendar functionality to match design specifications in Laravel. 9. Ensure tasks are displayed on the task list page in Laravel...
Project Job Description: 1) You will help me reach out to recruiters, hiring managers and talent acquistions regarding particular positions 2) Help manage applications 3) Filter job search and apply- (will share details when we speak and if hired) 4) More details will be shared in messaging and a call we will have weekly 5) weekly checkins regarding search and any questions 6) set up interviews for me via my Calendly 2 hrs weekly*
Need to configure ...written in Node.js, to resize images dynamically on-demand. Here are the specific project requirements: - Programming Skill: The function should be written exclusively in Node.js. The successful applicant should have good experience with Node.js and AWS Lambda functions. - Image Resizing: The function needs to resize images on the fly, meaning it should dynamically generate resized images based on incoming requests. Experience with dynamic image processing will be of great advantage. - Image Source: The original higher-resolution images will be stored in Amazon S3, so knowledge of Amazon S3 is a must for the function integration. In summary, if you are skilled in Node.js, AWS Lambda, and Amazon S3, this project is for you. I'm looking forward to seeing ...
I'm looking to develop a versatile and user-friendly photo editor app, primarily for mobile devices. The key features I'm aiming for include: - Cropping: Users should be able to easily crop their images to the desired dimensions. - Color Adjustment: There should be options for adjusting brightness, contrast, saturation, etc., to enhance the quality of the image. - Filter Effects: A range of creative and appealing filter effects should be available for users to apply to their images. Ideal candidates for this project should have experience in mobile app development, particularly in the photo editing space. A strong understanding of UI/UX design principles will be crucial to ensure a smooth and seamless user experience. Proficiency in supporting multiple file format...
I'm looking for a developer to create a Caller ID app for both Android and iOS platforms using MySQL database. The app should have the following features: - Comprehensive Caller Identification: The app should be able to identify incoming calls and display the caller's information if available. - Anti-Spam: The app should have a feature that can help block spam calls. When a call comes in, you will check that call through the API It will give you a response with his phone number, name, photo, and address You will display that information 1. Login first app. (SERVER URL, USERNAME, PASSWORD) 2. I just need the information of the person who gave the phone from my database to show his name, photo, and address. 3. If he wants to save any ne...
...chat board that allows direct communication under anonymized usernames. Here are the key requirements: - Development of a chat board enabling users to chat instantly without registration, using anonymized usernames - Implementation of a profanity filter system to ensure a healthy and respectful conversation environment Ideal candidates for this project have: - Extensive experience in chat board development or similar projects - A strong understanding of online user behavior and user experience - Capability to develop a reliable profanity filter system - Outstanding problem-solving skills and attention to detail This text chat board project focuses on user privacy, ease of connection and clean communication. If this technology challenge excites you, and you've go...
...to explore matrimony profiles or join upcoming Satsang events. Satsang Page: On the Satsang page, we cover the following functionality as mentioned Daily Inspiration Carousel Upcoming Events Carousel Event Calendar Recorded Satsang Video Library Search Functionality Matrimony Page: On the Matrimony Page, we cover the following functionality as mentioned User Profile Matching Algorithm Search Filter Featured Profile Messaging System Verification Subscription Success stories/Testimonials Account Page: On the Account Page, we cover the following functionality as mentioned Edit Profile Terms & Conditions Privacy Policy Logout Timeline: 15 Working Days Need maintainence support for 6months with no extra cost. ...
...regular phone camera to take thermal image photos through the app's filters. The app should be compatible with iOS, Android, or both. Key Features: - Utilizes phone camera through app's filters for thermal imaging - Compatibility with iOS and/or Android - Special filter for temperature mapping The app's primary use case is to show how much liquid gas is in an LP tank. Ideal Skills: - Mobile app development - Proficiency in iOS and Android development - Knowledge of image processing and camera integration - Experience with filter development - Familiarity with thermal imaging technologies The successful candidate should be able to deliver a user-friendly app with a sleek interface that effectively fulfills the specified use case. Please provide your port...
I require a dedicated and professional developer to craft an e-commerce website for my yoga business. The ideal platform will have the following features: - An online store that's easy to navigate, reflecting a clean and effective layout. - Customer review section to facilitate transparent and honest interaction with our clients. - Convenient product search/filter function to allow customers to quickly locate desired items. We'll be retailing yoga mats, clothing, and other related accessories. As such, the right candidate should have prior experience in creating e-commerce platforms that handle such inventory, effectively categorizing them to make discovery easy and intuitive. In terms of transaction handling, we plan to incorporate the following payment methods: credi...
Using a data set filter data to another set to show case dashboard metrics and KPIs
I am looking for an experienced developer with expertise in HTML, CSS, JS, React/Angular, Node.js, and MongoDB to build an intuitive recipe platform. This platform should be responsive and user-friendly, embodying the following features: - Search Functionality: Users should be able to filter recipes by category and search for specific ones using keywords. - User Accounts: Basic user accounts (with email and password) should be implemented. No social media logins or guest accounts are required at the moment. - Save and Share Features: Users should have the ability to save their favorite recipes for later viewing and share them on various social media platforms. Having any examples of similar work you've done previously would be advantageous, as this would assist me in better un...
Main Functions: - Admin control panel - Provider web panel - Online booking website - Landing page - User Android iOS app - Provider Android iOS app - Serviceman Android iOS app All Categories: Laundry, roofing, electrician, construction, Car Wash, pest control, ...construction, Car Wash, pest control, Plumbing, Painting & Renovation, House Cleaning, Gadget Repair, Emergency, Car Service, Beauty & Salon, Appliance Repair and more.. Features: Multiple Service Providers Booking Management In-app Messages Rating and Reviews Deals/discounts/promotions Ads, Navigation Light or Dark Theme Multi-Languages Support Multiple Payments Gateway Multi Currency Tracking and Filter Bookings Help & Support for customers Favorites, Wishlist. Accept/Deny Bookings Service Mana...
Create...Secure authentication and password recovery options. Personal Dashboard: Each user has access to a personal dashboard where they can manage their offered services, view requested services, and check their credit balance. Intern Credit point System: Users earn credits by offering services and spend credits to request services. Implement a system for purchasing additional credits. Search and Filter System: Users can search for services based on categories, location, or keywords. Advanced filters to simplify the search. Review and Rating System: After the completion of each exchange, users can leave reviews and ratings for the user they interacted with. Internal Messaging: A messaging system to allow users to communicate securely without revealing personal contact in...
I'm in need of a professional who can address an issue with my digital...connection issues. - Providing a solution: Implementing a more stable and reliable connection between the console and the generator. - Testing and validation: Ensuring that the new connection resolves the issue and doesn't compromise image quality. Ideal skills and experience: - Proven expertise in xray equipment connectivity, particularly between consoles and generators. - Strong understanding of serial cable connections. - Troubleshooting skills to identify and resolve connectivity issues. - Ability to conduct tests to ensure the new connection is functioning optimally without affecting image quality. If you're confident in your ability to address this issue and provide a stable solution, I...
...another reseller voip/phone number provider so we can make calls in/out. I need this for Android, IOS, and PC/Mac. Simple app to call in/out. I need a custom softphone app (cross-platform) developed urgently. The app should be a simple dialer for both incoming and outgoing calls, and should be connected to servers. It's important that the app displays our company logo prominently. Key Requirements: - Development of a cross-platform softphone app - Integration with servers - Basic dialer functionality for both incoming and outgoing calls - Display of our company logo Ideal Skills: - Experience in softphone app development - Proficiency in cross-platform development - Ability to integrate with external servers - Basic graphic design for app logo display Timefr...
I'm currently in the prototype development phase of a project that involves visualizing a game object on the Hololens 2. - I'm looking to enable Hololens 2 to visualize a game object that is also running on a PC. This PC is fetching data from an Arduino via the serial port. - The Arduino is collecting continuous data from a potentiometer. The project aims for an interactive design visualization experience and I'm looking for a skilled developer to connect these different elements seamlessly. The use of Unity3D and Photon Unity Network is vital for this task. Experience with Hololens 2 development, Unity3D, Arduino, and Photon Unity Network is a must.
...Consulate/Embassy • g) Find my Member of Parliament (MP), and a feature to redirect users to send an email to their local MP. The page will show MPs. Users can use the filter option to view the MPs of any city. From there, users can view the contact information of the MP. Reference: All these details regarding the above Turkish businesses will be pulled from the Google Maps API. This data flow should occur at least weekly. The data that will be pulled is detailed out in the Development & Technical section. If this cannot be pulled from the Google API, the software developer will refresh the data from Google Maps and relevant online sources every month for the next 12 months post-release. The complete design of the product, including UI/UX design, w...
I'm looking for an experienced website developer to create an online course selling website. The functionality should extend beyond basic e-commerce offerings. It will need to include: - User registration and login - this is integral to create a personalized experience for all users. - Course search and filter options - making it easy for users to find the appropriate course is essential. - Secure payment gateway - to ensure user confidence in purchasing courses. - Refer & earn - an additional feature to motivate users to spread the word about the courses. - Uploading video & text contents securely - to protect the intellectual property of the course creators. - Dynamically management panel - that allows easy administrative control over the courses, users, and other we...
...Optimizing the checkout process for a seamless user experience I won't be able to provide an exact number of products on the site as that detail was skipped, but the designer should be prepared to handle a flexible number of products. Additional features or functionalities were not specified, however, innovation is encouraged. Proposals suggesting interesting functionalities such as product search/filter options, wishlist functionality, or customer reviews/ratings will have an edge. Communication is a key component for the success of this project, therefore, a prerequisite for starting the job is to hop on a call to discuss the project details further. The ideal freelancer should be an expert in web design, with proven experience in ecommerce platforms. Highly creative,...
...windmill.dev. The goal is to handle incoming data from Instagram and automatically respond using chatgpt. Key tasks will include: - Writing clean, optimized TypeScript code - Debugging and fixing any errors that may arise - Implementing complex algorithms to process data accurately and quickly In terms of functionality, the application should be able to: - Monitor Instagram messages and comments in real-time - Set up a webhook to receive Instagram data - Reply automatically to the messages received using OpenAI Assistant Ideal skills and experience for this project include: - Proficiency in TypeScript and SaaS architecture - Experience integrating with Instagram's API - Familiarity with chatgpt or similar AI tools - Background in setting up webhooks...
I need an expert in Python and Arduino (C++) code. The main task is to correct the Arduino code I already have. Currently, I am sending in string containing 80 characters or so like (<4, 100, 30, 200, 15, 100, 15, 20, 10>), from Python to arduino, however arduino is receiving 0 as the values for the ending like like (<4, 100, 30, 200, 15, 100, 0, 0, 0>). In the serial monitor it does receive the correct values. Here's what the job requires: - Review and correct the current Arduino code - Arduino MUST receive the correct values sent from Python - Adequate understanding of Python as values are sent from Python - Ability to provide suggestions for improvements would be a plus Ideal skills and experience: - Strong proficiency in Python and Arduino (C++) code - Prior...
I'm in need of a skilled app developer to create a multi-platform booking application similar to Airbnb. This application will be developed for iOS, Android and Web platforms. Key Features: - User Registration and Login: The app should allow users to create accounts and log in securely. - Search and Filter Functionality: Users should be able to easily search for specific listings and filter results based on their preferences. - Booking and Payment System: The app should facilitate secure booking and payment transactions between users and hosts. Design Preferences: - Simple and Minimalist: I prefer a clean and uncluttered design aesthetic for the app. Ideal candidates should have prior experience in developing multi-platform applications, especially in the booking and ...
I am seeking a developer to create a telegram Solana ping bot that tracks response and pings new Solana coins based specifics. An essential feature of the bot is to attempt to filter out as many rugs by implementing analysis. The bot needs to be sophisticated enough to distinguish genuine coins from potential rug pulls. Ideal skills and experience for this job: • Extensive experience in Solana bot development • Deep understanding of liquidity metrics • Experience in dealing with rug pulls • Understanding of how Supply distribution analysis works.
I'm looking for a Telegram bot that can automatically forward me messages from various channels, but with a specific filter. - The bot should be created specifically for Telegram. - It should be able to forward messages from multiple channels to me, in real-time. - The bot must filter the messages and forward only the ones which contain '' URLs.
I need a proficient HTML developer to construct a detailed contact form for my business website. This form should be equipped with several features t...reply once a customer fills it out. This reaction should reassure the client that their message has successfully been received. - Database Utility: Arrange for all submitted information through the form to be securely stored in a database. This will streamline tracking and handling of client queries. Details of the DB structure will be provided. - Security Measures: Implement Captcha security to filter out any potential spam or automated entries. - Skills Required: Deep understanding of HTML, CSS, JavaScript, and server-side scripting languages. Familiarity with database management and maintaining website security protocols is al...
I'm about to get daily PDF forms and need them automatically dumped into a Google Sheets document. The project involves: - Extracting data from incoming PDFs and inputting them into corresponding fields on Google Sheets. - Ensuring that each form submission creates a new row in the Google Sheets document. It's essential that: - The data is accurately extracted with no errors. - The system can handle a normal volume of PDF submissions (no more than 150) Ideal qualifications: - Proficient in web scraping and data entry. - Experienced in working with Google Sheets and PDF manipulation. - Ability to create an automated system for seamless data transfer.
It is necessary finish a project managemet application made in laravel. The change are: - make some change regard the flow, the links, the design, the ecommerce and report; - It is necessary experience in query, report charts, pivot builder and Business intelligence to change the reports that must have good design, many filter and cross. the charts must have drill down. Please answer only if have experiences in project management software and pivot-query-busienss intellegence. And show my the url of similar job made.
It is necessary finish a project managemet application made in laravel. The change are: - make some change regard the flow, the links, the design, the ecommerce and report; - It is necessary experience in query, report charts, pivot builder and Business intelligence to change the reports that must have good design, many filter and cross. the charts must have drill down. Please answer only if have experiences in project management software and pivot-query-busienss intellegence. And show my the url of similar job made.
...Display Combo Offers on Index Page - To add Free Bees on checkout page on different modules – different products - To update the entire code with latest release from seller - Uploading it on Playstore & App Store Ideal freelancers will: - Be well-versed with Flutter and related software - Have experience in developing user-friendly interfaces - Show proficiency in creating efficient search and filter solutions - Demonstrate experience in payment gateway integration - Understand principles of design and user experience, as some UI/UX changes may be required Please bid with samples of your previous Flutter developments, especially if they involve similar feature customisation. Looking forward to an engaging collaboration!...
Makeup color tone recognition, facial recognition, skin tone matching, virtual try-ons, AR Effects and Filters, Custom color Makeup selection, Subscription Services and Premium Features, Create Makeup Filter Catalog.
1-context meu: I need the context menu with sub menu items to stay open to allow the user to click multiple menu items. when the menu is open, the user can click an itm and it closes. if the user hold ctrl + click it will append the menu name to a textbob comma separated. to then make the context menu go away the user can click outside the menu. it can be wi...to ID) and an option for quotes around (default to checked). it will then replace all text matching the selected text with a dollarsign and the variable name. for example $ID. it will also then add a new line at the stat of the text "SET [variabe name] = '[text selected]'". then also a button to reset it, by putting the value back in each variable and removing the set line(s) created. to filter out...
I would like to pay $500 (INR 40,000) for developing a mobile app end to end. Wireframe, UI/UX, frontend backend database and anything that I am missing here. I need a running app, and pre uploaded 10...to get married Please share the link of the work before I assign it to you. More details: What functionalities or features would you like to have in the satsang platform? Live streaming of satsangs, Access to recorded satsangs, Chat functionality for satsang attendees How would you like the Matrimoney platform to facilitate matrimonial services? User profiles with personal details, Search and filter options for finding suitable matches, Messaging system for communication between users What type of design aesthetic would you like for the satsang and Matrimony platforms? Minimalist ...
I'm a CEO, and independent journalist and filmmaker and am in need of a virtual assistant to help with various tasks including email management, calendar management, and online research. People who have worked in the media industry would be highly suitable. Key Responsibilities: - Email Management: The ideal candidate will be responsible for filtering and organizing incoming emails, responding to inquiries, and scheduling meetings on my behalf. Previous experience with managing professional email accounts is a plus. - Calendar Management: The VA should be proficient in managing calendars, scheduling appointments, and setting reminders. - Online Research: You will be required to conduct online research on various topics and present the findings in a clear and concise manner. S...
...seeking a software developer capable of creating an application specifically for managing student records. The software should include the following features: - Search and filter student data: The application must allow easy access to student information, with robust searching and filtering capabilities. - Generation of demographic reports: The application needs to be able to generate reports based on the collected student data. In particular, the capacity to produce demographic reports is required. The ideal candidate for this project should have a solid understanding of database management, specifically around student data. Prior experience with educational software would be advantageous. Proficiency in generating detailed and accurate reports from dat...
I want an Android app for serial communication (like Hyperterminal). * Well documented source code of the app will be provided. * App will be capable of sending and receiving (i.e. full-duplex) serial data via OTG cable with RFD900A device. * The send and receive will be handled simultaneously. * Received data will be displayed on screen as text, hexcode or in binary form depending on user selectable option. * Received data will be saved into a file. User shall be able to enable or disable this option. * User will be able to define the log file name. * App will transmit data typed from a keyboard (similar to Arduino terminal) or should be able to select a file to read and transmit. * User will be able configure the serial port (i.e. select ...
...assistance tracking hotel reservations. Your role here would encompass the acknowledgement and handling of incoming reservations, ensuring smooth communication with guests, and appropriately logging all reservation details. 2. Accounting Assistance: - We are also looking for an accountant. Your responsibilities would include addressing guest inquiries about charges, and ensuring all financial transactions related to reservations are accurately processed and recorded. Ideal candidates should have experience in hotel reservation systems and basic accounting. Familiarity with financial tracking software and customer service skills are a must. Note: This project involves dealing with financial data, hence trustworthiness and attention to detail are crucial....
I'm looking for a skilled web developer who can help me bring my matrimony website idea to life. - The website should have user registration and login features for both brides and grooms. - An advanced search filter would be crucial to help users find their ideal match quickly and efficiently. - I'm also looking to incorporate a matchmaking algorithm into the website to provide personalized match suggestions. In terms of user interaction, I'd like to have a messaging system where users can communicate with each other securely. Additionally, an 'express interest' feature would be great, allowing users to express their interest in a match without directly messaging them. Ideal Skills: - Proficiency in web development with front-end and back-end experti...
