Backend Development Jobs

Backend code is the part of a website or application that isn’t visible to the user. The code is a behind-the-scenes part of development, requiring a high level of competency regarding coding and the server that is being used. A backend developer works on the implementation and configuration of systems, and thus provides the building blogs for a website or program.

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    26 trabajados encontrados, precios en USD

    Ideal si tiene experiencia en web/app development en el sector de educacion, medicina y/o recursos humanos (HR) Busco alguien con disponibilidad a largo plazo Esta persona tambien ayudara con tareas de diseno grafico, edicion de video, coordinando tareas con el resto del equipo de programadores y ocasionalmente con tareas secretariales Ideal si tiene un nivel de ingles intermedio. Minimo tener un nivel de ingles basico Flexible con los horarios de trabajo (7am-11pm en hora local de America Latina) 10-15 horas de trabajo por semana

    $1 - $6 / hr
    Sellado Acuerdo de Confidencialidad
    $1 - $6 / hr
    9 ofertas

    Experienced backend deveoloper is required for the backend and person having minimum more than 5 year of experience is preferable Small changes are reuired in backend without altering the existing working of the app

    $108 (Avg Bid)
    $108 Oferta promedio
    14 ofertas

    Migrate our WhatsApp accounts with BSP (360Dialog) to Whatsapp Business Cloud API successfully. We are facing problem that after successfully migrating to cloud API, we are not able to access the messages api due to lack of permissions. If you have done this before then only go ahead with this project.

    $28 (Avg Bid)
    $28 Oferta promedio
    4 ofertas
    Build a Virtual Trading Website 6 días left
    VERIFICADO

    Looking for experienced full-stack developers to build a virtual trading website. On this website, people can sign up and buy/sell shares, and experience real-life simulations of investing and trading without spending any money. Please read the attached document to know more. - Project will be for 4-6 months but if it works out, we will have several other projects in the pipeline - Extensive experience in backend development, integration, performance, and scaling - Must have developed large-scale applications - Prior experience in the FinTech industry would be preferred

    $21675 (Avg Bid)
    $21675 Oferta promedio
    18 ofertas

    We are seeking a highly skilled backend developer to join our team for a short-term project. The ideal candidate will have a strong background in developing and maintaining web applications using and Node.js. Responsibilities: Develop and maintain web applications using and other related technologies Write clean, modular, and maintainable code Collaborate with the team to identify and solve complex problems Implement and test new features and functionality Troubleshoot and debug issues as they arise Keep up-to-date with the latest developments in and related technologies Qualifications: Strong experience with and TypeScript Experience with Node.js and Strong understanding of web application development and architecture Experience with MongoDB or other NoSQL databases Experience wi...

    $6 / hr (Avg Bid)
    $6 / hr Oferta promedio
    17 ofertas
    uber community app -- 3 6 días left
    VERIFICADO

    we are making a app for a specific company where lets say 100 people work and out of which 30 people have cars,So the people who have cars will tell others that we are going from this way. While others who need ride can let them know and can divide the fare or the cost

    $234 (Avg Bid)
    $234 Oferta promedio
    15 ofertas

    I need someone who have skills in Python on the backend development and is interested in doing a online test on python backend developer. Some coding and mutiple choice questions .

    $134 (Avg Bid)
    $134 Oferta promedio
    70 ofertas

    We have a project for Ruby on Rail , that requires a freelancer who can work from our home in Ahmedabad Gujarat. We are ready for a monthly contract.

    $1409 (Avg Bid)
    $1409 Oferta promedio
    15 ofertas

    This is my competitor and I want to make a website kind of thing this one. So this is a good example of what I'd like to do. I have taken screen shots of the 9 pages of back end for the users/ customers that would sign up for this lead generation service. Obviously I can't see the admin backend of the site but I will need that built also. Network cabling directory has one website but lots of different cities for example. I would like to do this a very different way. I have 144 domain names total. But each domain name matches a ranking keyword that already ranks on google for example but then we still have all the cities for example this method should be a much more efficient way of driving traffic. Here is a website that I have built myself with one of the domain nam...

    $730 (Avg Bid)
    Acuerdo de Confidencialidad
    $730 Oferta promedio
    27 ofertas
    THE MAZE CHALLENGE 4 días left
    VERIFICADO

    ------------------ There is an API where you can: - Generate mazes. - Start a game inside a previously generated maze. - Inside a game, move around the maze until you reach the end of the maze. (see for more info about the API) In this test you have to choose one of two options. - Make a console app where automatically (without user interaction): - creates a maze of 25x25 - starts a game - send movements to reach the end of the maze with some kind of clever algorithm. OR - Make a user interface where the user can: - generate a new maze, - start a game inside the maze - move around the maze using some kind of controls - Graph some kind of map conform you are advancing in the maze. There is no restriction about the tools and libraries in case you need one. Good lu...

    $9 / hr (Avg Bid)
    $9 / hr Oferta promedio
    8 ofertas
    Tutor System 4 días left

    We want to build a website which will be having 3 login options for admin, tutors and students respectively. Admin will be having administrative options. Tutors and students will have to create an account by signing up and then they can login to the portal. Tutors will have to give details about their qualifications and skills and will have to upload relevant documents as proof/validation. Students will create their account by giving basic details such as name, number and email id etc. After creating account and logging in students will have a page where they can search for the teachers as per their requirement and here the students will give their preferred budget which will play the key role in showing the list of available tutors to them. Then students can explore the options and they c...

    $237 (Avg Bid)
    $237 Oferta promedio
    6 ofertas

    I'm looking for Company / Individual, able to Create Native Mobile App, Including the Backend. Must Obey below Steps: 1 . Create Functional Documents for Mobile Applications. 2 . Cloud SetUp & CI / CD. 3 . need to take all responsibility to Take live on the app store ( Android & iOS ) 4 . Need to Integrate Add Management Accounts & Analytics. 5 . Code must be pushed on Cloud every day. 6 . Must Rights User Stories. 7 . able to Work on Jira or Similar. 8 . QA Testing & need to Provide report . Will Provide All infra accounts access ( like Cloud Setup, Admob , Google analytics, Payment gateway integration ) I'll Provide the Design, 70 % Design work is done, and 30 % design need to be Modified as required.

    $4462 (Avg Bid)
    $4462 Oferta promedio
    83 ofertas

    I want to develop an interactive map of the real estate project and surrounding area with the option to view from a 360-degree angle and points on it of all the apartments type that can be clicked and get a 360-tour of the apartment. I would prefer to work with developers with experience in this field, and please show similar works. Video reference with similar project idea: unique idea seifjseofijfosiefj

    $4108 (Avg Bid)
    $4108 Oferta promedio
    29 ofertas

    We have a requirement for a full-time Laravel developer, experienced developers should bid with a portfolio.

    $8 / hr (Avg Bid)
    $8 / hr Oferta promedio
    72 ofertas

    Help is needed to create a P2P online marketplace with both auctions and sales functions for users to list their products on the platform. The end product/platform would be very similar to eBay. Current work to be completed To evaluate and perform a full QA/QC of my incompleted prototype or wireframe in Figma. Expectations to be fulfilled 1. QA/QC with findings and recommendations 2. Full wireframe designs/prototype 3. Front End Developments 4. Back End Developments 5. Deployments 6. Bug fixes after going live 7. Long-term PARTNERSHIP Technologies used (* for preferred but not a deal breaker) 1. Prototyping - Figma*/Bubble 2. Project management - Trello/Jira* 3. Front end - Please share recommendations 4. Back end - Please share recommendations 5. Deployment/server - Please share recomm...

    $1787 (Avg Bid)
    $1787 Oferta promedio
    80 ofertas

    Help is needed to create a P2P online marketplace with both auctions and sales functions for users to list their products on the platform. The end product/platform would be very similar to eBay. Current work to be completed To evaluate and perform a full QA/QC of my incompleted prototype or wireframe in Figma. Expectations to be fulfilled 1. QA/QC with findings and recommendations 2. Full wireframe designs/prototype 3. Front End Developments 4. Back End Developments 5. Deployments 6. Bug fixes after going live 7. Long-term PARTNERSHIP Technologies used (* for preferred but not a deal breaker) 1. Prototyping - Figma*/Bubble 2. Project management - Trello/Jira* 3. Front end - Please share recommendations 4. Back end - Please share recommendations 5. Deployment/server - Please share recomm...

    $2170 (Avg Bid)
    $2170 Oferta promedio
    82 ofertas
    Nodejs or python developer 2 días left
    VERIFICADO

    Need an Node js or python developer for developing REST API's we require a backend for our mobile game. We will need Rest Api's to access and store data. I have mentioned the requirements in the document above, please let me know if you can work on this.

    $109 (Avg Bid)
    $109 Oferta promedio
    21 ofertas

    we need some one who is expert in all areas of odoo front end and back end, java we are into manufacturing, sales and project. we need someone who knows all about manufacturing process, Finance with taxation and reporting, project works like milestone jobs. material in and product goes out in the process lots of documentation is required. basically someone who know all about the above can communicate. this will be a 6 months to 1 yr project in house .. or on permanent pay roll in the middleast sector, with all the benefits.

    $35 / hr (Avg Bid)
    $35 / hr Oferta promedio
    35 ofertas

    Purple Toko is an upcoming mobile based shopping app. APK is ready, we need help in creating and integrating the backend with the frontend. We are looking for an experienced Backend/Full stack developer who have: • Experience developing server-side code using Java/python. • Working knowledge of REST, API design and implementation. • Experience with a microservice architecture. • Designing high scale distributed systems. • Experience working with CI CD tools. • Excellent Data structures and Algorithms knowledge. • Working knowledge of Relational database systems like Postgres and Non-relational databases like Mongo/Cassandra • Cloud architecture like AWS, GCP • Knowledge of docker is a plus.

    $4 / hr (Avg Bid)
    $4 / hr Oferta promedio
    19 ofertas
    Backend for a Mobile Game 2 días left
    VERIFICADO

    Hello, we require a backend for our mobile game. We will need Rest Api's to access and store data. I have mentioned the requirements in the document above, please let me know if you can work on this.

    $407 (Avg Bid)
    $407 Oferta promedio
    22 ofertas

    Je voudrais créer une plateforme streaming comme Netflix. J'ai besoin d'un professionel en la matière.

    $25 (Avg Bid)
    $25 Oferta promedio
    2 ofertas

    i want to fix some issues on my website laravel & react node.js

    $178 (Avg Bid)
    $178 Oferta promedio
    120 ofertas
    B2B business app 11 horas left

    I need a b2b Business app for my company and also WMS, CRM and ERP along with that.

    $2457 (Avg Bid)
    $2457 Oferta promedio
    20 ofertas

    I am looking for an MVP build of a dating app that has the following requirements ONLY: Home page Links to 5 pages of content 4 CTA buttons: Registration and profile builder – password-less log-in via email Browse all profiles to include post-result filters Keyword search to post-result filters Search by specific profile attributes Back End Link CTA to database built in Java I have the recommendation to host on Heroku.

    $1801 (Avg Bid)
    $1801 Oferta promedio
    26 ofertas
    Explicit Filtering Phase -- 2 Finalizado left
    VERIFICADO

    Explicit Filtering Phase project as discussed in chat for phrase detection and resultant redirect.

    $470 (Avg Bid)
    $470 Oferta promedio
    29 ofertas

    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)

    $223 (Avg Bid)
    $223 Oferta promedio
    11 ofertas

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