Backend Development Jobs
Backend Development is a critical part of any website or software product. It starts with understanding the client's goals and developing solutions that achieve those goals in a cost-effective and scalable way. Backend developers are responsible for more than just code: they have to have a strong understanding of databases, frameworks, and development in general. A backend developer uses this knowledge to turn complicated customer requirements into a efficient, automated solutions that the user experience (UX) team can work with.
When it comes to Backend Development, experience matters - you want someone who's seen a variety of projects and knows the best technology to use for your specific scenario.
Here's some projects that our expert Backend Developer made real:
- Developing connected systems between websites and local servers
- Integrating software systems using modern real-time protocols
- Building bespoke solutions tailored to customer requirements
- Taking over existing projects and resolving tricky bugs
- Developing custom solutions using tried and tested frameworks
Backend Development encompasses a wide variety of skills and technologies, so it helps to have an experienced developer on your team who can navigate the complexities of building high-quality solutions. Our expert developers have already undertaken a variety of different projects and can jump into yours with confidence - benefit from their expertise, get your project completed quickly and correctly, and reduce time-to-market for your product. Get in touch today to discuss bringing your project to life, or post your own project in Freelancer.com to hire an experienced Backend Developer.
De 133,125 opiniones, los clientes califican nuestro Backend Developers 4.85 de un total de 5 estrellas.Contratar a Backend Developers
I am looking for a skilled web developer to create a website for tourism packages targeting domestic tourists. The website should include detailed tour packages and provide an option for online booking. Additionally, I would like the website to feature customer reviews to help potential customers make informed decisions. Although I have a rough idea of the design and color scheme, I am open to the designer's creativity in bringing my vision to life. Ideal Skills and Experience: - Proficiency in web development languages such as HTML, CSS, and JavaScript - Experience in creating user-friendly and visually appealing websites - Knowledge of online booking systems and integrations - Ability to implement customer review features - Strong communication skills to understand and incorporate...
Project Title: Hedging Application Development Overview: We are seeking a skilled freelancer to develop a hedging application. The application will allow users to manage their hedging strategies and track their investments efficiently. Skills and Experience Required: - Proven experience in developing and deploying web and mobile applications - Strong understanding of financial markets and hedging strategies - Proficiency in programming languages such as JavaScript, Python, and SQL - Knowledge of data visualization and analytics tools - Familiarity with API integrations and security protocols - Ability to create a user-friendly and visually appealing interface Project Overview: We propose the development of a comprehensive hedging app aimed at assisting SMEs in managing currency risks as...
I am looking for a web developer to create an E-commerce website. Although I do not have a specific design in mind, I have a clear vision of how I want it to look. I am open to suggestions but would like specific functionalities incorporated into the website. Ideal Skills and Experience: - Experience in developing E-commerce websites - Strong design skills to create a visually appealing and user-friendly website - Knowledge of various functionalities and ability to implement them effectively
This project is remote. You have to work on my system using Anydesk or a similar tool. You have to authenticate and authorize Ring Central and Keap APIs using Postman or any tool whichever is suitable for you. I have an account on Ring Central and Keap and I want to get data from these applications to build custom reports. You do have not to build reports. You have just worked with APIs. If you find fit for this project and can complete it in 2 days. Please submit your proposal. More details will be shared with the shortlisted candidates.
I am looking to hire a Rust developer to optimize the performance of my near completion Rust project. The project is in its final stages and I need assistance in improving its performance. The ideal candidate should have experience in Rust development and be knowledgeable in performance optimization techniques. The expected timeline for the completion of this task is more than 3 weeks.
Project Description: I am looking for a freelancer to help me with my smartFarm IoT project. The project aims to create a smart farming system that includes temperature monitoring, soil moisture monitoring, use of actuators for pumps and fans, hydroponics, voice command using Google service and weather visualization. We will be using AWS for data pipeline and applications Please check the attached image for more details. (now included in the github repository) Deliverables: 1. Set up the development environment on my pc 2. Implement the data flow from sensors, to a db and visualization on a web-based app, to control the actuator based on the pre-programmed threshold and voice command. 3. Hardware prototype will be based on ESP32 and connect to internet over WiFi. It will monitor para...
Project Overview: an innovative local marketplace app designed to connect community members seamlessly. Our platform serves as a dynamic hub for buying and selling a diverse range of products and services within the local area. With a user-centric approach, it prioritizes simplicity and efficiency, ensuring an intuitive experience for both buyers and sellers. The app's design is not only aesthetically pleasing but also aligns with the brand's identity, fostering trust and engagement. app aims to create a vibrant, user-friendly ecosystem that enhances local commerce, promotes community engagement, and contributes to the overall well-being of its users. Technical Requirements: Platform: Cross-platform development for iOS and Android. Technology Stack: Choose a suitable technology...
I am looking for a WordPress expert who can create functionality for my website. The functionality should allow users to hire a chef and select food ingredients to cook online. Key requirements: Users should have the ability to make edits based on their allergies Users should be able to increase the quantity of ingredients. Users should be able to add additional ingredients. Users should be able to save their customised ingredients for future purchases. Users should be able to create their weekly menu schedules Users should be able to add items to their cart Users should have the option to login and signup Payment options: The website should provide credit card payment options for users Design/layout: I have a specific design in mind for my website
I am looking for a skilled developer to create a casino app that includes the game of Roulette. The app should have a specific design or theme in mind, as per the client's preferences. The app should be compatible with the Android platform. Ideal Skills and Experience: - Experience in developing casino games or similar gambling apps - Proficiency in Android app development - Ability to incorporate specific design or theme preferences into the app
1 to 3 pages Functionality: - User registration and login - Data storage and retrieval - compatible with Jobscan (Jobscan Microsoft payroll app) Primary Purpose: - Fire roll call User Roles: - 25 user roles Ideal skills and experience: - Experience in web app development - Proficiency in user registration and login functionality - Knowledge of data storage and retrieval methods - Familiarity with payment processing integration - Ability to handle multiple user roles and permissions
Hey Freelancers! I'm on the lookout for a skilled React Native developer with Node.js backend experience to help integrate the Razorpay Payment Gateway into my mobile application. If you're someone who loves a challenge and has a proven track record in successfully implementing payment gateways, I want to hear from you! Project Overview: Title: Razorpay Payment Gateway Integration Requirements: Solid experience with React Native development. Proficiency in Node.js for backend development. Previous successful integration of Razorpay into mobile applications. Knowledge of best practices for secure and seamless payment flows. Scope of Work: Seamless integration of Razorpay SDK into React Native frontend components. Establishment of secure communication between frontend and back...
I am looking for a web app developer to create a web app for my existing business in the EV vehicle servicing industry. I am not sure about the specific platform or technology to use, so I am open to suggestions and would appreciate some advice in this regard. The main feature that I want to include in the web app is real-time tracking. This will allow me to track location of my technicians in real-time, giving them peace of mind and transparency throughout the process. Ideal Skills and Experience: - Experience in developing web apps for existing businesses - Proficiency in various web app development platforms and technologies - Strong understanding of real-time tracking technology and implementation - Knowledge of payment gateway integration would be a plus If you have the skills an...
Backend Developer - BigQuery Request Handler We are looking for a skilled backend developer to create a robust and efficient backend system that will handle bigquery requests. To interact with Google Cloud BigQuery from the backend of the portal, you'll need to use the BigQuery API provided by Google Cloud. Skills and Experience: - Proficient in Python programming language - Strong understanding of backend development principles - Experience working with Google Cloud BigQuery - Knowledge of handling bigquery requests and optimizing query performance - Familiarity with backend architecture design and best practices Responsibilities: - Develop a backend system that can handle bigquery requests efficiently - Implement and optimize database operations for high query ...
Hi I will share the details with the shortlisted candidates. Thanks
Project Description: I am looking for a freelancer to help me with my smartFarm IoT project. The project aims to create a smart farming system that includes temperature monitoring, soil moisture monitoring, use of actuators for pumps and fans, hydroponics, voice command using Google service and weather visualization. We will be using AWS for data pipeline and applications Please check the attached image for more details. (now included in the github repository) Deliverables: 1. Set up the development environment on my pc 2. Implement the data flow from sensors, to a db and visualization on a web-based app, to control the actuator based on the pre-programmed threshold and voice command. 3. Hardware prototype will be based on ESP32 and connect to internet over WiFi. It will monitor para...
Quero criar um aplicativo tipo de Tv box que esteja disponível para TVs, celulares android e também Windows. Com o objetivo de trazer assinantes interessados em ver filmes, séries, assistir canais de tv e jogos esportivos na melhor qualidade. Além disso o aplicativo deve estar sempre com filmes e séries atualizados com filmes de catálogos e séries lançamento. Preciso que o aplicativo tenha tela inicial, página de pagamentos, área de pesquisa para séries e filmes, área para escolha de canais e também uma área específica que mostre o horário em que e quais jogos vão começar no dia.
I am seeking a skilled web developer to assist with the development of a subscription based membership site that will have a variety of video content and a retail section. The main goal of the membership site is to provide educational content, programs, podcasts and create a community for members, and sell products and services to members. Design Preferences: - I do not have a specific design in mind and would like the freelancer to provide design suggestions. Preferred Hosting Platform: - We are hoping to host it on our Kajabi platform. Ideal Skills and Experience: - Proficiency in web development, particularly in creating membership sites with video content and retail sections - Experience in designing user-friendly and visually appealing websites - Strong understanding of e-commer...
I am looking for a freelancer who can implement the RSI(14) indicator in PHP for a standalone project. E.g, these are the closes prices of SPY symbol till 2023.11.03: array (size=14) 0 => float 436.02 1 => float 430.21 2 => float 426.43 3 => float 421.19 4 => float 420.46 5 => float 423.63 6 => float 417.55 7 => float 412.55 8 => float 410.68 9 => float 415.59 10 => float 418.2 11 => float 422.66 12 => float 430.76 13 => float 434.69 RSI(14) should be 58.17. You can see closes prices and RSI value: You may also use this libary:
Web portal API's requirement Users Module • Login to the web portal (Email id, password) • Register to the portal (First name, last name, email id, mobile, password) • Forgot Password(link will be sent to email) • Change Password(password can be changed by logging in) Subscription plan • Free plan (limit some quantity of pdf upload and number of pages) • Paid plan (Yearly/Monthly option) (amount to be paid on basis of quantity of pdf, number of total pages) • Payment gateway integration • Plan expiry notification to the users Upload Module: • portal wherein users can upload multiple PDFs and, connect with OpenAI and fetch pre fixed required information in Excel and in dashboard as well. • We need that excel and data to be saved in our...
We are currently in the process of developing a website for ticket sales and live event management. We are interested in integrating a specific seat selection function for our customers, similar to the one Seatgeek offers for seat allocation. That can be integrated into our own website via APIs or other technical tools. The site will be done in Wordpress. We are looking for a functionality that allows our users to select and book specific seats at different event locations, adapting the seating map according to the particular event location.
1. Website with all the necessary details for patients and doctors 2. Patient: login/signup , create profile, find doctor, book appointment as a patient and make payment, rate the doctor with comment post treatment, see- treatment history, prescriptions or other documents, send receive messages or calls to doctors 3. Doctor: login/signup , create profile, add patients, manage patients, add treatments done for the patient, create order, create and share invoice for the treatments provided, send payment link or QR code in the invoice, set up time in the future when patient should get automated reminder by SMS/WhatsApp/email, create automated reminder message, pre filled prescription templates which can be pushed as WhatsApp/email or message in the chat box to the patient, excel upload of p...
Explicit Filtering Phase project as discussed in chat for phrase detection and resultant redirect.
Hello! I need someone to build this site for me, ideally if you already have experience in this industry. As a reference I can offer already finished leaked source codes. (needs to be integrated with Bitcoin payment gateway, and I don't want to redirect users, I want it to be displayed everything on my site) (I will provide Bootstrap frontend)