PostgreSQL is the world's most advanced, powerful, and efficient open source relational database management system, and some of the world’s most demanding applications rely on PostgreSQL as their primary database management system. PostgreSQL is known for its accuracy, security, and scalability. A PostgreSQL Developer creates ways to store corporate data in a reliable, secure, and efficient way. They can create scalable databases using these technologies - this means that a PostgreSQL Developer can help you keep up with the ever increasing demand for larger amounts of data. They can also develop applications to read from and write to these databases and optimize existing databases for better performance.

Compared to other database management systems, PostgreSQL boasts superior performance, reliability and security. This Database Management System is also renowned for its extensibility, meaning that it allows developers to customize their databases according to the exact needs of their application and load requirements - whether it's a simple web application or huge enterprise scale solutions.

Here's some projects our expert PostgreSQL Developer made real:

  • Developing unique solutions with Odoo Manufacturing & Maintenance Module
  • Connecting web applications with secure REST API integrations
  • Creating data extraction scripts with Nodejs
  • Developing complex SaaS solutions with Laravel/React/AWS
  • Implementing advanced authentication protocols (JWT)
  • Truckloads of migration projects from different AWS stacks & SSO integrations
  • Developing automation & no-code project pipelines leveraging nodejs and python
  • Building serverless Java applications with Springboot and other frameworks
  • Publishing/Hosting express.js & handlebars.js web apps

PostgreSQL technology has been a go-to solution for many clients when creating bespoke applications that meet the needs of their business. Our PostgreSQL Developers have built everything from small custom applications to complex enterprise solutions on Freelancer.com. You too can hire an expert developer here today to make your project happen!

De 84,877 opiniones, los clientes califican nuestro PostgreSQL Developers 4.86 de un total de 5 estrellas.
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    23 trabajados encontrados, precios en USD

    Sistema de gestión odontológica que tiene módulos de Login y seguridad, gestión de roles y permisos, ingreso de pacientes, ingreso de doctores, ingreso de servicios radiográficos, pagos de los servicios, reportes y gestión de los servicios radiográficos, se debe realizar en Net 6 u 8, Angular, Postgresql

    $12 / hr (Avg Bid)
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    Se tiene una plataforma creada en Retool y es necesario crear un mecanismo que integre vía API a MercadoLibre y así extraer los datos a una Base de Datos en PostgreSQL. Storytelling: Un usuario entra a nuestra plataforma, encontrará un botón que indique "Vincular cuenta de MercadoLibre" al dar click deberá de ingresar a su cuenta de MercadoLibre y mostrará una página pidiendo autorización para la integración. Una ves aceptada, se tendrá un proceso de descarga de datos a una base de datos y la plataforma mostrará una serie de reportes basados en dichos datos.

    $510 (Avg Bid)
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    Laboratorio Probiosa es una empresa que utiliza Odoo v17 como principal software ERP de gestión. Nos encontramos con la necesidad de desarrollar nueva funcionalidad especifica de un laboratorio, por tal motivo estamos en busca de desarrolladores que cumplan con el siguiente perfil: Conocimiento funcional y técnico en Odoo. Comprobable. Lenguaje de Programación: - Python -Javascript Base de Datos: - PostgreSQL

    $20 / hr (Avg Bid)
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    21 ofertas

    I'm looking for a seasoned developer knowledgeable in ReactJS and NestJs to expand my existing CRUD application. Here are the features I need: 1. Buying and Renting Functionalities: The app should handle not only cars but also apartments. The interface needs to cater to both clients and admin. The system currently only has admin view on the frontend, views for the customer should be implemented. Im open to discuss how to best implement this. 2. Advanced Audit Functionality: I want to ensure system integrity through audit trails. Capability to track one critical element of the system and to record login/logout sessions is a must. 3. Google Maps Implementation: I'm open to suggestions on how this could enhance the app and the user experience. Experience in online marketplace de...

    $173 (Avg Bid)
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    I have a website. Need one page change dynamic from static. I have an admin panel also need control that page from admin panel. Also need a new user for admin panel with some limits. For example new user should edit only news section. Database is on postgresql.

    $151 (Avg Bid)
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    I'm in need of an expert who can integrate my Odoo 17 system with Power BI and ensure that data is synchronized every hour. Key Responsibilities: - Develop a seamless integration process between Odoo 17 and Power BI - Ensure that the data is synchronized every hour - Provide a secure and reliable system for the integration Ideal Skills and Experience: - Proficient in Odoo 17 - Experienced with Power BI - Expertise in data synchronization - Previous experience with hourly data sync would be a plus

    $16 / hr (Avg Bid)
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    I am in need of an expert developer who can modify my user registration screen to be only accessible to administrators. Key Details: - The platform or framework of the user registration screen is unspecified. So, having significant experience in multiple frameworks like PHP, JavaScript/Node.js, Python/Django will be beneficial. - The registration screen currently has some security measures in place. Knowledge of secure coding practices is a must for this job. - The chosen developer will bestow full permissions to the admin. Therefore, the freelancer should understand well about user permissions and roles in a web application environment. The perfect freelancer for this job should demonstrate strong attention to detail, proficiency in multiple coding languages, and understanding of we...

    $34 (Avg Bid)
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    28 ofertas
    Python Backend Developer Needed 5 días left
    VERIFICADO

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

    $5 / hr (Avg Bid)
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    Our development team just wrapped up front end development for a large-scale website. At this critical juncture, we're seeking advice to ensure that our back-end databases - PostgreSQL and Cassandra - will be optimally performing and highly available. Key areas of consultation include: - Performance optimization strategies - Replication and high availability options - Ideal design of databases to accommodate the scale of our website Ideal professionals would bear extensive experience with both PostgreSQL and Cassandra databases, as well as a keen understanding of integrating front-ends to back-end databases. Your prior work with large-scale website infrastructures will greatly benefit our project. Database optimization and design aptitude is a crucial requirement for this task.

    $37 / hr (Avg Bid)
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    Django Backend Development ASAP 4 días left
    VERIFICADO

    I'm urgently seeking a Django expert to develop a backend application for my project. This application requires: - User authentication and authorization, roles: Global Administrator: - Access to everything Application Administrator: - Access to application and data for all companies Company Administrator - Access to all applications and data for companies assigned to them Application roles (not administrator) - Supervisor - HR - User - Database: PostgreSQL - Integration with external APIs - Data processing and manipulation functionalities - Integration with a National ID validation API: - Security: JWT Token APIS: 1. User validation (username - password) - method: POST OK - Status 200 { jwt_token, refresh_token, user{first_name, last_name},global_permission,application_permissio...

    $198 (Avg Bid)
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    I'm in need of an Odoo developer who can connect Odoo 17 to Power BI, ensuring real-time data synchronization. The project involves: - Setting up data integration: The chosen developer should establish a seamless connection between Odoo 17 and Power BI for reliable, constant data syncing. - Developing custom reports and dashboards: I require customized reports and dashboards in Power BI that draw on integrated data from Odoo 17, including sales, inventory, and customer data. Ideal candidates for this project should have experience in: - Odoo development - Setting up data integration - Creating custom reports and dashboards in Power BI - Real-time data synchronization

    $527 (Avg Bid)
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    Need some to program me a small function in this sdk to add RFID verification & then open gate for the user using following SDK.

    $96 (Avg Bid)
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    6 ofertas

    I'd like to hire a developer to implement a design I have for a website and its corresponding mobile applications on Flutter for both Android and iOS. I need the project to be developed as a WebApp, an Android App, and an iOS App. Key requirements: - Both the web version and the mobile applications should closely follow the design provided in the link. - The primary goal of the website is to manage our manufacturers and distributors of our products, so a seamless shopping experience is crucial. - I do already have payment gateways set up for the website, so integrating it into the design you develop is important. Ideal skills and experience for this job include: - Proficiency in web development, especially in implementing designs. - Strong experience in developing mobile applica...

    $2534 (Avg Bid)
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    I'm looking to create a point of sales (POS) admin app, oriented for retail sales personnel. Primary functionalities required for this application are: - Sales Management: The app needs to have capabilities to manage and monitor sales records efficiently. - Inventory Tracking: Along with sales, the application should aid in a hassle-free inventory tracking process. The application, being standalone, does not need integration with any existing Customer Relationship Management system. I aim to use Quarkus for backend, keycloak for authentication, Ant design () for frontend and postgre for DB . Hence, proficiency in these technologies will be ideal for this project. Previous experience in creating retail-oriented POS admin applications would also be a great advantage. if you want to ...

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    mengintegrasikan 7 halaman dengan api backend dari laravel

    $122 (Avg Bid)
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    Overview: Working on our company web application to fix and add Handed a goal and determine best way to accomplish With our team always here to help Ability to communicate and solve exciting tasks will be essential. We all collaborate together closely, work at same time with real time communication very important Experience: 1. PHP and related such as CodeIgniter, Laravel, .. 2. JavaScript and other front end technologies 3. Mobile App Cross Platform is plus for upcoming challenge 4. PostgreSQL, My SQL, etc. Work Requirements: 1. One Dedicated Programmer working on project 2. Agreed upon start finish each day to work at same time as our team 3. In addition to this site time tracker, Live Screen Sharing when paid hourly In your response: 1. Confirm agreed to above work requirements 2....

    $2 - $8 / hr
    Sellado
    $2 - $8 / hr
    45 ofertas
    Leitor de faturas de energia 2 días left
    VERIFICADO

    Gostaria de uma aplicação MOBILE que importe um pdf ou escaneamento de uma fatura de energia elétrica da ENEL e extraia os dados existentes para dentro a aplicação, permitindo salvar os dados do usuário, consumo de energia, média de consumo, tarifas de iluminação pública, valor da TUSD, valor do ICMS, valor total da conta, data de vencimento e outros valores da descrição do faturamento. Obs.: As faturas em PDF sempre possuem uma senha de acesso. Obs.: Esta aplicação precisa salvar os dados da fatura para um determinado cadastro de usuário e uma área de configuração de tarifas fixas que podem ser alteradas futuramente. Esses dados serão aplicados em um templ...

    $549 (Avg Bid)
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    24 ofertas

    I am seeking an expert in Python to design a basic face recognition attendance system. This project integrates a MySQL database, driven by a Python-based face recognition component. Ideal skills for the project include: - Proficiency in Python - Experience with OpenCV, TensorFlow, Dlib, or comparable libraries - Proficiency with MySQL databases Primary tasks will be: - Developing the face recognition component - Creating and integrating a MySQL database schema - Making informed suggestions regarding model training Your expertise and creative solutions will play a huge role in this project. I look forward to your ideas!

    $30 (Avg Bid)
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    We are developing a cutting-edge, modular, and cloud-based CRM and ERP system designed specifically for startups and small to medium-sized enterprises (SMEs). This all-in-one solution will streamline essential business functions, including finance management, sales management, marketing management, human resources management, inventory and supply chain management, project management, and tech support management. Key Features: 1. Modular architecture: Users can customize the system by selecting the modules they require, enabling easy scalability and cost-efficiency. 2. Seamless integrations: The system will integrate with popular business tools and platforms, ensuring a seamless workflow and data synchronization. 3. Intuitive interface: The user-friendly interface and responsive design wi...

    $2484 (Avg Bid)
    Acuerdo de Confidencialidad
    $2484 Oferta promedio
    52 ofertas

    I'm in need of an intermediate-level PostgreSQL developer to convert MySQL scripts into PostgreSQL. The tasks I need completed include: - Converting existing MySQL scripts to PostgreSQL. Expect to handle scripts that are between 100 and 500 lines. - Ensuring that the converted scripts work correctly and efficiently. Ideal candidates will have a solid background in both MySQL and PostgreSQL, with a focus on performance optimization. Proficiency in debugging and problem-solving is highly preferred. Please submit your bid if you can confidently translate these scripts while ensuring full functionality and optimized performance. Your experience and portfolio will be a decisive factor in this project, as I place a great importance on proven skills.

    $172 (Avg Bid)
    $172 Oferta promedio
    58 ofertas

    **Minimum Viable Product** I'm looking to create an all-encompassing educational website. It's a platform that caters to students, teachers, and parents. The site will offer features such as real-time messaging, file sharing, and group chat, enhancing communication and interaction among users. I also need a payment system integrated that accommodates credit card payments. Experience in creating websites with diverse user roles, building interactive communication features, and integrating secure payment gateways is required. Key Requirements: - Multiple User Roles: You should have experience building platforms that cater to a variety of users (students, teachers, parents). - Real-Time Messaging & File Sharing: Proven proficiency in coding real-time messaging and file shar...

    $193 (Avg Bid)
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    61 ofertas

    I'm seeking intermediate level big data engineers who can tackle essential tasks within the domain. The ideal candidate for this project should be able to: - Perform data analysis: This includes understanding, interpreting, and presenting data to inform decision-making. - Manage data integration: The candidate should be capable of combining data from various sources to create a cohesive dataset. - Develop data visualization: The engineers will need to create meaningful and understandable visual representations of the analyzed data. The necessary skills for this role are: - Proficient in Python: The candidate should be well-versed in Python programming language to work with our system. - Knowledge of Hadoop: Experience with Hadoop is a must for this position to handle the data integ...

    $15 / hr (Avg Bid)
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    I am seeking a developer proficient in Microsoft Visual Studio 2019 with deep understanding of DAX formulas and tabular model building. My project involves developing complex measures in a data model with multiple related tables. Key Responsibilities: - Utilize Microsoft Visual Studio 2019 to create advanced DAX formulas for complex measures within our tabular model. - Implement solutions that cater to our multi-dimensional data model, which involves multiple related tables. - Ensure the performance and efficiency of the tabular model through well-structured DAX formulas. Ideal Candidate: - Proficient in Microsoft Visual Studio 2019, and specifically in DAX formula creation and tabular model development. - Previous experience working on complex data models with multiple related tables is...

    $32 / hr (Avg Bid)
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    24 ofertas

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