Back end developer työt

I need Flutter developer with PHP knowledge or a team of developers to take care of a few projects in hand. I will share detailed description with the developers in chat communication.

I'm seeking a skilled web developer from India to build two portfolio websites for me. Key Requirements: - I need a professional, corporate design for these sites. - The portfolio websites should primarily focus on two key functionalities: a contact form and a gallery to showcase my projects. - I'm particularly interested in working with someone who has experience in creating engaging and visually appealing portfolio websites. Ideal Skills and Experience: - Proficient in web development, particularly portfolio sites - Strong understanding of modern and corporate design - Experience in building galleries and contact forms - Prior work in delivering successful portfolio websites Please include portfolio samples or links to relevant work in your bid. Looking forward to ...

The project involves troubleshooting and fixing the issue with the email sent from a custom made calculator. Key Points: - The current email isn't reflecting the calculation results. - The outcome should include a detailed breakdown of each step as well as a summary of the final result. You must be proficient in: - Debugging and troubleshooting in existing PHP cod...calculation results. - The outcome should include a detailed breakdown of each step as well as a summary of the final result. You must be proficient in: - Debugging and troubleshooting in existing PHP code. - Integrating data from PHP to an email. - Crafting an email that includes both detailed calculations and a summary. Your expertise in these areas will ensure a seamless experience for the end user and th...

I'm looking for an expert iOS app developer. Key requirements include: - Solid understanding of Swift programming and XCode - Experience with pushing apps to the App Store - Willingness to work during EST time for at least 3 - 5 hours The apps created will have a diverse range of functionalities, including user authentication, push notifications, and in-app purchases. They will cater to a broad audience, ranging from the general public to business professionals. The ideal candidate for this position will have: - Proven experience in Swift programming and iOS app development - Proficiency in using XCode and submitting apps to the App Store - A good understanding of user authentication and in-app purchases - Strong communication skills to collaborate effectively on multiple pr...

Important: The following job is only for highly skilled 1-to-1 programmer not for 99%, it should be professional. Please send all your website links that you have made before sending any other messages. I am looking for a skilled and professional frontend developer to convert Figma designs into responsive ReactJS FE pages (by components structured) for a professional healthcare institution. The website will be multilingual, supporting Dutch, Turkish, Arabic, Berber, and English. Note: The website can be made fully static, no need for API / BE. Pages Details: 1. Homepage 2. Care Services: Outpatient Care 3. Care Services: Personal Care 4. Care Services: Home Care 5. Care Services: Housekeeping Assistance (Cleaning) 6. Work and Learning 7. Costs and Reimbursements 8. ...

As a client in need of an experienced front end developer, I'm seeking an individual with specific skills and experience in HTML/CSS, JavaScript, Bootstrap, Saas, React, and Git. The successful candidate should also be adept at working with Bootstrap and React design frameworks. Key Requirements: 3-5 years of professional experience as a Front-End Developer. Proficiency in HTML5, CSS3, and JavaScript. Experience with Bootstrap, SaaS and jQuery experience. Good to have knowledge of front-end frameworks such as React. Experience with version control systems (e.g., Git) and package managers (e.g., npm). Familiarity with responsive design principles and cross-browser compatibility.

...display fridge, a Square brand register and a toaster oven. - looking out of the front windows from left to right will be a hand washing sink, Holy Kakow Syrups, hot and cold cup dispensers a pitcher rinser in the counter, Mazzer grinder and a La Marzocco Linea 3 group head espresso machine - Under the counter looking out of the front window will be a commercial fridge and storage cabinets - The back wall will have a 3 compartment sink, ice maker and gelato freezer. Images of our logo and existing coffee cart can be found on our website but I am able to email on links and images and discuss over the phone to whoever gets the job I'm looking for a designer with: - Proficiency in 3D modeling software - Experience working with kiosk designs preferred - Ability

Currently using .Net Framework 4.5 and looking to upgrade project. The main goal for this upgrade is to ensure compatibility with modern systems. I don't require any specific performance improvements, just upgrading the framework is the main focus. The code base is for a Web API that integrates with SQL Server. There is a separate UI front end that is not included. The current version is .Net Framework 4.5 with the following target techical Stack • ASP.NET Core 8.0 (with .NET 8.0) • ASP.NET WebApi Core • ASP.NET Identity Core • Entity Framework Core • FluentValidation • Swagger UI • GIT Key requirements: - Expertise in C# - Strong understanding of .Net architecture - Previous experience in upgrading .Net projects to ensure compatibility with...

I'm looking for a skilled and innovative photographer to create a series of photos that will be displayed on my information-sharing website. The images must hav...displayed on my information-sharing website. The images must have a modern, clean aesthetic, and focus on cars/PPF (Paint Protection Film). I NEED 4 SEPERATE photos OF THE SAME CAR *partial front end *full front end *track package *full wrap WHAT DO I NEED EXACTLY? Everything I’ve already provided just remade onto a Porsche 911 1) Car changed to Porsche 911 2) The perfect example is in the old photos, just need it up dated and logo changed in the background 3) colours changed to Red instead 4) all “white panels” need to match the cars shape. 5) notice the car is sharp and in focus. ...

I am in need of a Salesforce developer who has intermediate level experience specifically in the Commerce module. Your application should demonstrate your familiarity and competence with Salesforce Commerce. Your past working experience in this field will be a significant plus. This project requires an understanding of the finer points of Commerce cloud implementation, so freelancer with related experiences are highly encouraged to apply. Mainly looking for OMS implementation

I'm in need of a skilled business development professional specializing in the technology sector. My primary goal is to enhance market reach and establish a stronger foothold in North America. The ideal candidate should have a proven track record of delivering these results for similar clients. Key requirements include: - Extensive experience in the technology sector, particularly with startups. - A well-established network in North American markets. - A good understanding of the North American business landscape. Your strategic input could be invaluable to our growth plans, so prior experience in the startup technology market combined with a strong network in North America is crucial. If you have a history of expanding market reach and boosting sales, please reach out.

The theme of my website is crash with certain plugin and i would like to fix this back to it original. This might require some coding

I am in need of a skilled API developer who can create an API for a financial analytics tool. The main functionalities I am looking for in this API include: - Provision of Real-time data updates - Implementation of robust Security measures - Seamless Integration with existing systems - Development of a user-friendly Back-end and front-end infrastructure for an investment and trading app. - Connection of accounts in Forex, Stocks and Crypto brokers and exchanges to show live and historical statistics - Copy trading / social trading / PAMM with risk management features (on the next project) - Connection of startup business and real estate accounts (on the next project) Key Skills and Experience: - Proficiency in Python, Ruby on Rails and other relevan...

As an experienced professional with more than a decade in the industry, I'm looking for software/full stack engineers who have a similar level of experience. The main goal of this project is collaboration. Skills Required: - Proficiency in Java, Python, C++, and JavaScript - Expertise in multiple front-end and back-end technologies including React, Angular, Django, Node, Express, and .Net - Excellent communication skills

Hi! I'm looking to launch a new dating website and need a talented Full Stack Developer to help bring this vision to life. Here's what you need to know: Project Overview: Platform: Existing framework for web app, website, iOS, and Android apps. Technology: Built on the Skadate/Oxwall platform. Scope: Redesign the current framework to meet the latest standards, ensuring the platform is eye-catching, fast, and stable. Key Responsibilities: Design: Use Figma (or a similar tool) to create the layout. Development: Implement the design onto the existing framework. Plug-ins: Integrate necessary plug-ins (minimal custom development required). Deployment: Ensure everything is set up and deployed to a live environment. Expectations: Timeline: Complete the project in around 1 mo...

I need a skilled Bootstrap frontend developer to assist me with a project. The project involves building a website using Bootstrap for the front end. Ideal Skills: - Proficiency in Bootstrap - Strong experience with HTML/CSS - Excellent design sense and understanding of UX/UI principles - Ability to work independently and adhere to project timelines

I'm looking for a skilled NodeJS NestJS TypeScript developer with a solid understanding of event-driven architecture. The project involves developing a web application with certain key functionalities. Key Functionalities: - User Authentication and Authorization: The application should have a secure and robust user management system with authentication and authorization features. - CRUD Operations: The developer needs to implement Create, Read, Update, and Delete operations for the application's data. Requirements: - Profound knowledge in Event-Driven Architecture: Understanding of event-driven architecture is essential for the successful implementation of this project. - REST API Development: Extensive experience in developing REST APIs is necessary. - Web Devel...

I am seeking an experienced game developer who can design an adventure-themed mobile game. To bring my vision to life, I would like the game to have a old school pixel art syle style. The ideal candidate should provide: - Experience in adventure game development for mobile platforms. - Proficient in creating and incorporating pixel art graphics. NES ,SNES, GAMEBOY Aesthetic or More in line with the moden pixel art style of Terraria , with charm to it. - Strong understanding of game play-meets-storyline integration. The right freelancer will aid in developing a game that is both visually appealing and engaging with an immersive adventure storyline. I look forward to seeing your portfolios, along with examples of similar works completed in the past. I will explain in detail the visi...

I am in need of a WordPress website developer to create a 3-4 page static site for my company. Key Requirements: - No specific theme: I don't have a theme in mind, so I would rely on your expertise to choose a suitable one that aligns with my business and design preferences. - Primary purpose: The site will be used to provide information about the company, its services, and other essential details. It should be structured, easy to navigate, and visually appealing. Skills and Experience: - Proficiency in WordPress: You should have significant experience in developing WordPress sites, especially for business purposes. - Design Skills: A good eye for design and aesthetics is crucial in order to ensure the site is visually appealing and professional. - Strong Communication Skill...

I'm in need of an experienced developer who can build a completely custom database website that primarily serves as a customer relationship management (CRM) tool. In addition to the standard CRM functionalities, I'm looking for the following: - Expertise in complex Java and YAML scripting - Ability to create custom database scripts - Proficiency in API integration for seamless data transfer and communication - Prior experience in designing and implementing CRM front-end and back-end relations The most crucial aspect of this project for me is the user interface design and experience. I want a website that not only functions efficiently, but also looks and feels intuitive for users. I'm looking for someone who: - Is an advanced-level develop...

I'm looking for an experienced app developer to build a classified app for both iOS and Android platforms. Key Features: - Messaging system - Photo & Video sharing Ideal Skills and Experience: - Proven experience in building social networking apps - Proficient in app development for both iOS and Android - Strong understanding of user experience and interface design - Ability to integrate messaging and media sharing functionalities Please provide examples of similar apps you have developed in the past. A detailed proposal outlining your approach to developing this app will be appreciated.

I am seeking an experienced Solana developer proficient in Python scripting for cryptocurrency trade automation. Tasks Involved: - Develop a smart contract on Solana blockchain to execute buy/sell orders. - Blockchain integration with the targeted cryptocurrency exchange - Raydium. - DApp development for seamless trade execution. Please note, the script should be developed for immediate execution of buy/sell orders on Raydium. At this moment, there are no specific indicators or conditions to consider before executing the order. Preferred candidates would have a track record of developing similar projects. Prior experience with Raydium integration will be a plus. No need for fancy interface, just need it to work seamlessly and quickly. Looking for a highly reliable and error-res...

Need someone to help design the checkout buttons for paypal, need to include some custom information so can be later retrieve by IPN or similar. Please only apply if you have worked with Paypal check out Start your bid with "I paypal"

in your Bid, clearly answer this questions: 1. how many years of experience do u have? 2. Are you an independent freelancer? 3 do you know how to fix sql injections? - Give 2 example of how to fix sql injections in forms 4. what are the ways you can secure a payment api to protect it from spamming charges- considering that the api information is secured and spamming is not happening by any registered users but through external users 5. what are the ways you can protect smtp apis to protect from email spamming?- considering that the api information is secured and spamming is not happening by any registered users but through external users 6. What are the ways you can show thousands of data on a page? how will you implement it so that it doesn't have load on server and page doesn�...

I need a dev to translate a JS script to Python, bonus if you have Paypal integration experience Start bid with "node python"

I'm looking for an experienced WooCommerce and WordPress Divi developer to make some key alterations to my site. The site is current on a test domain, and viewable at: This is the site that the alterations will be made to. Following completion, a way to migrate to the live site will be required from the developer awarded the project. I have created a number of PDFs with details of the alterations. If there are any question please ask BEFORE bidding. I need the site to have a good quality feel at the end, and the design elements need to look good. I have tried to be as detailed as possible. If you are not able to commit to completing all the changes, please contact BEFORE bidding. Any plugins that are required need to be included in your bid for the project

...people buying us foood, transportation and stay. So at some point would like to have something where you can hear the girls say we can get you a metro pass or bus pass or whatever they said in the video. Then also show them buying our ticket. But also while combining this as a fun montage of the cool stuff we’ve done all day Also end with we got a room it was kinda sketchy, and show clip of guy on street saying” if we can’t get a room yes” or whatever he says. Then end vlog with me shutting the lights off. Also at some point I would like to show we traveled from Milan to Ponte Brolla, and have our heads move across the map like in the video attached There’s a lot of creative freedoms here I want to see who can make the best, hoping for a...

Hi guys we have a MERN stack website spillword.com. We would like to add the following functionalities within the subdomain Add : Same design, functionalities, credit system etc as fireflies.ai. Nothing needs to change. Including the left sidebar. You can use the html and page ripper to develop the frontend. Pls view this video for further clarification. Please bid the exact amount you'll charge for this and the time required.

I am seeking a professional WordPress developer who can address the issue that has recently emerged on my site's admin login page, preventing me from accessing my dashboard. The issue started less than a week ago and I have not installed any new plugins or themes, so it seems like the problem lies within the site's core functionality. Ideal candidates should have: - Proficiency in WordPress, specifically with troubleshooting and fixing login-related issues - A good eye for detail and the ability to work independently - Strong communication skills to be able to discuss the changes made and provide a clear explanation for the issue. If you think you're the right freelancer for this job, please get in touch and let's get my WordPress admin page back up ...

## Flutter Mobile App Developer (Gaming/Gambling Profitability) - One-Time Fee Are you comfortable working in the gaming/gambling profitability niche? We're seeking a talented Flutter developer to create a complete mobile app for both Android and iOS platforms. This is a one-time project with a **fixed fee paid upon successful completion**. **Project Details:** * Develop a mobile app based on a provided design and prototype. * Utilize Flutter framework to ensure a seamless cross-platform experience (Android & iOS). * Implement all functionalities outlined in the design and prototype. * Ensure smooth user experience with intuitive interface and navigation. * Follow industry best practices for code quality, maintainability, and performance. * Deliver well-document...

I'm in need of a skilled blockchain developer to collaborate with me on an Ethereum-based project. The ideal candidate should be well-versed with Ethereum blockchain development and have experience with DApp creation and smart contract implementation. Key Responsibilities: - Development of smart contracts tailored to the project's needs. - Creation of a decentralized application (DApp) with seamless integration and functionality. - Implementing payment integration and ensuring secure transaction processes. - Enabling smart contract interactions within the DApp to enhance its usability. Skills and Experience: - Proven hands-on experience with Ethereum blockchain and its development tools. - Solid understanding of smart contracts and decentralized applications. - Previous...

I'm looking for an experienced web developer to create an engaging informational website that suits all age groups. The website should have a clean, easy-to-navigate and intuitive interface. Key elements to include: - A contact information section for easy communication and inquiries. - Detailed information about various products and other stuff. Ideal skills and experience: - Strong experience in website designing and development, especially for informational sites. - Effective communication and interpretation of my vision into the website. - Proven record of creating user-friendly websites for all age groups. - Detail-oriented with profound knowledge in both front-end and back-end website development. Interested freelancers should provide examples ...

...measured floor plan based on a sketch, and perhaps 3d renderings if we align on the 2d. This project will require the inclusion of the following primary facilities: - 4-6 Treatment rooms - Sauna or steam area and day spa space - single-stall showers, changing areas, bathrooms - 1 yoga studio - Mixed use lounge with communal table, lounge area, and hidden AV - front desk - Spa Retail area - lockers - back office area for laundry, storage, and staff break If you have innovative and creative ideas beyond my sketch to further enhance the floor layout to attract more customers, they are more than welcome! You will be working closely with me to design a floor plan that truly captures the essence and objectives of the spa. The final design should be clear and accurately measured out ...

...After tgey save, their file with the changed image will be autinatically displayed in a instagram grid, so people can see all the changes. The image they take away will have a watermark The main sign will have .LIVE added to Wellington, so it reads Wellington.LIVE. - The game should be simple and intuitive, suitable for all ages. Ideal Skills: - Proficiency in both front and back-end development. - Experience with game development and user interaction. - Knowledge of image processing and manipulation. Feel free to suggest any additional features that could enhance the user experience. I'm open to your creative input. The plug in will be installed on a word press site. This is a trial game. We have other signs around the world we want to add this functionality t...

I'm in need of an experienced individual who can work on mechanical design, specifically industrial design, for tools and equipment. Key requirements: - Proficiency in mechanical/industrial design, especially for tools and equipment - Strong understanding of design principles - Capable of translating ideas into functional and aesthetic designs Ideal skills and experience include: - Background in industrial design - Experience with tool and equipment design - Proficiency in relevant design software Attached is the brief document.

Need a dev to advise on building the checkout buttons for my website, I'd prefer to use the pre-built butons for check out however I'm still looking to see how to include some custom information such as user details (for digital goods). Then on the receiving end either use IPN or similar to process that. You will need to talk me through what are the options, further work could be optional. Start your bid with "I do paypal"

I'm looking for a Dafny developer to support me in the completion of existing code. I need him to pass verification of the code by the instructions exactly. it requires knowledge in proofs, using lemmas. Key Responsibilities: - Complete existing code in Dafny - Conduct code verification and ensure it passes successfully - Ensure the code is coherent and properly structured Requirements: - Proficient in Dafny - Extensive experience with complex algorithms and data structures - Able to work with well-documented code and project requirements - Strong problem-solving skills - Excellent communication skills, as we will need to discuss certain parts of the code Prior experience with similar projects and a good track record of successfully completing Dafny projects is highly prefe...

I'm seeking a Laravel Livewire developer who has experience working with the Ultimate POS script. The primary task involves adding a ledger report feature to the existing system. This report should include specifics on debit and credit transactions. Key Requirements: - Prior experience with the Ultimate POS script - Proficiency in Laravel Livewire - Strong understanding of accounting principles The Ledger Report: - The ledger report should have a user-friendly interface and should be able to filter transactions based on specific criteria. - Transactions should be classified as either debit or credit, which should be reflected in the report. Deliverables: - A functional ledger report integrated into the Ultimate POS script with the ability to classify transactions as either d...

I am seeking an experienced Python Django developer to take care of the back-end work for a web application intended for specific industry professionals. The required functionalities include: - User authentication and registration: Candidates should have experience implementing secure user authentication and registration systems. - Database integration and management: We need someone with proficiency in integrating and managing databases, ensuring smooth operations for user data handling. - API Integration: Expert skills in API integration are required to establish seamless communication between applications. Your primary goal is to build a strong, reliable backend for our professional web app. We need an expert who can ensure excellent function and optimal performan...

I'm currently in search of a Python developer with specific expertise in data insert and search in vector data based on keyword * custom logic which i will brief in DM Budget 6,000 INR Day - 1 Day Task

I'm seeking a talented and experienced developer for the creation of a business proposal management platform. This platform is specifically tailored to meet the needs of procurement teams within large organizations. Responsibilities: Incorporate a design from an existing wireframe and build the interface in React.js. Features: Create and verify user accounts Ability for user to log in, add authentication features See existing projects on a dashboard Create a new project Upload PDF documents, allow for secure storage and easy organization Send documents to an AI LLM API for processing (via Lambda) Handle results and store in PostgreSQL Implement secure payment systems and automatic notification features Provide scripts for provisioning resources in AWS Adhere to best pract...

As the project manager, I'm scouting for an adept Java Developer who is not only proficient in object-oriented programming but also has substantial knowledge related to databases. The right fit would possess the following: - 5+ years of experience in Java Development. - Strong background in object-oriented programming. - Significant experience with databases. - Hands-on experience with the React framework. In addition, the developer should be prepared to operate in the evenings. If you're the one I'm looking for, your agile working method will prove very compatible. This is a great opportunity for someone who wants to become an integral part of my team.

I'm in need of a skilled Swift Engineer to work on a variety of projects with me on a long-term basis. Your primary tasks will be centred around mobile app development, particularly for iOS devices, and will involve using the latest Swift and XCode versions. Key requirements include: - Solid understanding of Swift programming and XCode - Experience with pushing apps to the App Store - Willingness to work during EST time for at least 3 - 5 hours The apps created will have a diverse range of functionalities, including user authentication, push notifications, and in-app purchases. They will cater to a broad audience, ranging from the general public to business professionals. The ideal candidate for this position will have: - Proven experience in Swift programming and iOS app developme...

...handling: The component should be able to effectively manage and respond to external inputs from the project that imports it. - Output handling: I need the shared component to emit events, facilitating the communication of relevant data back to the importing project. - Integration with project selections: The shared component should be able to adapt its behavior based on selections made within the importing project. Data Handling: - Inputs and outputs should be managed through a data binding approach. - For output, event emitters should be used to communicate back to the importing project. - The component should utilize a state management system to handle data and selections, ensuring smooth integration with the various projects that will import it. Ideal Skills and Expe...

I'm in need of a skilled Android developer to help create a Telegram clicker bot application. The bot should be able to perform various interactions within the Telegram app, primarily for mining purposes. The main functionalities the bot should have include: - **Automated Clicking:** The bot should be able to click on specific buttons within the Telegram app. - **Mining:** This is the main function, the bot is expected to mine in the app. The ideal candidate should have: - Proficiency in Android app development. - Experience in developing Telegram bots. - Knowledge of mining capabilities. The project is to be completed within a reasonable time frame. Please provide examples of previous similar projects.

I'm seeking a skilled blockchain developer with expertise in Solidity programming and Ethereum Virtual Machine (EVM) for the development of a decentralized application (dApp) with DeFi functionalities. We want to build this: With some changes: - colors, branding - different EVM blockchain (Base) I have the codebase, and the contract. What I need is: - for you to modify codebase for new contract, and new design. - host it (on Netlify, or something similiar if you think it is better). Or explain me how to host it. - assist me with testing on testnet.

...Key Features Required: - Real-time tracking: I need the platform to display real-time tracking information of assigned tasks. - Route optimization: An essential feature would be efficient route optimization for our tasks. - Customer notifications: I need a system that can send automated notifications to our customers. Roles required: - 1 Front-end developer: The ideal candidate should be adept at building user-friendly interfaces. - 1 Back-end developer: I need someone who can create a strong server-side logic. - 1 UI/UX designer: It's important to have a designer who understands how to make the platform visually appealing and easy to use. - 1 Quality Assurance specialist: I need someone who can ensure the platform works flawlessly and is user-fr...

I'm looking for a PHP expert to handle several minor tasks on my website. Key Responsibilities: - Implementing links from images to other pages. - Making the odd amend to the site - updating google maps code The work is quite straightforward and doesn't involve ... The work is quite straightforward and doesn't involve any major development. It's more about making small changes and ensuring the website works smoothly. Ideal Skills: - Strong PHP development skills. - Proficiency in HTML, CSS, and JavaScript. - Experience with integrating links and implementing simple changes. - Ability to understand existing code and make small tweaks. If you're a PHP developer who can quickly and efficiently manage these minor tasks, I'd love to hear from you. This ...

I'm seeking a skilled C# .net developer to improve the performance of my application. - Scope: The project involves fine-tuning the existing codebase, optimizing database queries, and enhancing the overall performance of the application. - Skills: The ideal candidate should have a profound understanding of C# .net development, experience in performance optimization, and a strong grasp of database management. If you're proficient in identifying bottlenecks and implementing solutions to boost system speed and efficiency, I'd like to hear from you. Please share your past relevant experience.

Mujhe ek software developer ki need h Jo ki c# and php language dono Janta ho aur wo developer 10 year experience ho Mera part time work h USS pe kaam krna h main ushko 30k monthly duga agar koi developer ho to msg kare mujhe