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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    27 jobs found, pricing in SGD
    AUthentication Token REST Api 6 days left
    VERIFIED

    REST Api JWT Json endpoint Authentication Token, Database, Search tool. Access the Database from the website and then display it on screen. These are basic info's. Show the summary data through authentication Api. The same goes for customers who want to pay for extensive information, but they must enter their details in advance and verify with email. After registration completion, regis...

    $1865 (Avg Bid)
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    18 bids

    (Wireframes, ERDs, Schema, searching through the right NLP APIs) (7 days)

    $387 (Avg Bid)
    $387 Avg Bid
    8 bids
    upgradation of older version 6 days left
    VERIFIED

    need to update my current system

    $1189 (Avg Bid)
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    11 bids
    build an app 5 days left

    We are curious about general pricing and timeline for app development (coding of UI and back-end as well as ad integration). We would need to own all source code as well. Designs for UI would be provided.

    $1657 (Avg Bid)
    $1657 Avg Bid
    81 bids

    Looking to have someone help troubleshoot a Stripe API issue. Right now we are on the 2015 API, so it might be better to upgrade to the latest. The iOS app creates a credit card charge that should be initialized through the Stripe API but the charge does not appear to be happening. the requirements would be: 1. troubleshooting the stripe sdk to ensure the charge is initialized 2. upgrade the str...

    $241 (Avg Bid)
    $241 Avg Bid
    22 bids

    We are the first organizations in the world to introduce a 4-day work week. We have developed our own web application, which helps increase focus at work, in order to get more done in less time. From time to time we need help with some ad hoc tasks for this - 1-10 hours a month. Trouble shooting errors and bug fixing, but there will also be a larger development project in the new year - 30-100 hrs...

    $3124 (Avg Bid)
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    86 bids

    This is a video and photo-sharing app. It's 80% finished in functionality. I'm looking for someone to complete and maintain this app. I have attached screenshots of the app. An expert who has a similar project is a great plus for this job. Feel free to apply for this job.

    $254 (Avg Bid)
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    30 bids

    I need you to develop a microservice Architecture design for a mobile Application

    $11 (Avg Bid)
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    1 bids

    I need to build a custom website. It is one-page website and backend work. No need pixel-perfect design. Looking-good is enough. I want to deliver the detailed requirement to selected candidate. Project scope - Reading csv files - Generate log file for some events - Simple database management ( sqlite is preferable) - Showing images in grid ( 2 columns or 1 columns ) This will be used in local a...

    $269 (Avg Bid)
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    84 bids

    كنت قد نشرت مشروعا منذ قليل لموقعى الاول وهذا الموقع الثانى سوف امنح الموقعين لصاحب افضل خطه "اريد عمل سيو لموقع خدمات وتنظيف بالمملكة العربية السعودية بمدينة حائل " [login to view URL]%D8%B4%D8%B1%D9%83%D8%A9-%D8%AA%D9%86%D8%B8%D9%8A%D9%81-%D8%A8%D8%AD%D8%A7%D8%A6%D9%84-2/ الرابط كان متقدما ثم تراجع فجأه ولا اعرف السبب ارجو من المتقدمين فحص الرابط والموقع اولا ثم تقديم خطط لتحسين تر...

    $1410 (Avg Bid)
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    10 bids

    Software Development based on Requirements, Write, Test, Maintain and Debug Code.

    $518 (Avg Bid)
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    37 bids

    I need you to develop the full architecture diagram level 1 and level 2 (services, external dependencies)

    $20 (Avg Bid)
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    1 bids

    I'm looking for a script which can capture a screenshot from URL with PHP in the backend with custom size all these features: * Crop it with custom size (width x height) and margin (top and left). Here is an example: [login to view URL] Note: I have all the privileges to make a change configuration about PHP extension, So if you would like to use any PHP extension make sure it's free...

    $27 (Avg Bid)
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    8 bids

    _________ for Seller ————- Upload products and bulk upload also update products create API to check his earnings and orders ( this is for future use) and a product view page in a template which I will provide you _________________ for Admin Panel ———————- verify products uploaded by sellers create category create sub c...

    $125 (Avg Bid)
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    7 bids

    _________ for Seller ————- Upload products and bulk upload also update products create API to check his earnings and orders ( this is for future use) and a product view page in a template which I will provide you _________________ for Admin Panel ———————- verify products uploaded by sellers create category create sub c...

    $240 (Avg Bid)
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    13 bids

    We have a project in which we require a programmer who has over 2+ years experience in IONIC 4 Framework. You will be assigned tasks by our dedicated programmer. The project tasks requires experience in Ionic, Laravel, PHP, API and Backend Developement. We also have daily team meetings in morning PST time zone and require your attendance. We need someone who is very experienced and knowledgeable....

    $25 / hr (Avg Bid)
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    53 bids

    Need some to perform a website audit Our typical audit includes: - Report on website speed performance and suggestions on how to improve it - Review of all of the plugins and suggestions for better plugins if applicable - Full SEO audit report and suggestion on how to improve SEO

    $71 (Avg Bid)
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    43 bids

    I need help with my school project where i have to build a program for a tennis academy. I need someone who can help me to finish the program.

    $231 (Avg Bid)
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    37 bids

    I need a 100 Percent perfect designer / Web developer to build a platform for me where people can buy an sell items online. I want RETINA READY UX/ UI designs. 3 Perfect examples of websites are [login to view URL] [login to view URL] [login to view URL] My website should be able to do exactly the same. You will need to use the same programming infrastructure as this above stated websites yo...

    $735 (Avg Bid)
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    45 bids

    Users create an account via a mobile app or website and provide basic information and bank account information. Recipients of transactions can be found via phone number, CreditAlert username, or email. Users have a CreditAlert balance that is used for their transactions. They can link their bank accounts, debit cards, or credit cards, to their CreditAlert account. I also want the App to have a s...

    $41603 (Avg Bid)
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    68 bids
    backend for food delivery 1 day left
    VERIFIED

    Hello everyone, i have a template admin panel that i have in mind to switch it from my existing admin panel

    $574 (Avg Bid)
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    83 bids

    Hi. I want a online multiplayer game by using the PUN 2. I have the game design already. I will discuss about that in chat on details. Thanks.

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    33 bids

    I need a food delivery App and website similar to ubereats

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    178 bids

    This app is a party finder based on your GPS map location. It works like Tinder when our users log in and find parties, in order get a pass to the party, the party host will need to approve them. I have a full mock up of the app and the backend online. I also have an instructional video for the app and backend. We need this app built for Android and IOS.

    $3458 (Avg Bid)
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    103 bids

    اريد عمل سيو لموقع خدمات وتنظيف بالمملكة العربية السعودية بمدينة حائل [login to view URL]%D8%B4%D8%B1%D9%83%D8%A9-%D8%AA%D9%86%D8%B8%D9%8A%D9%81-%D8%A8%D8%AD%D8%A7%D8%A6%D9%84/ الرابط كان متقدما ثم تراجع فجأه ولا اعرف السبب ارجو من المتقدمين فحص الرابط والموقع اولا ثم تقديم خطط لتحسين ترتيب الموقع مره اخرى فى خلال شهر مع تقديم عروض الاسعار فى انتظار عروضكم بععد الاطلاع على الرابط التالى

    $649 (Avg Bid)
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    9 bids

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