Find Freelance Back End Developer Jobs

Check out 29 posted Back End Developer Jobs. At LaborX you have a great option to choose a freelance job for Back End Developer Apply for a job now and get paid in cryptocurrency.
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Follow custom api requests to a locally created database

The project involves following custom api requests from a locally hosted databases to its source within the device with the aim of recovering files from hidden folders. These api requests are being generated locally from...

Web3 Hackathon

I need help in one of the biggest Hackathon to get the best possible rank among competitors. 

Re-design and edit a codeigniter website!

I have a website in CodeIgniter and I would like to edit the desing and the layout of the pages and add a few functionalities. More details will be discussed in private.

Bot developer

I’m looking for a developer to build an aggregator bot using the Moonarch API for the Avax network, it should be a fairly simple job for anyone proficient or mid level knowledge of software and...

Mailer with alias

I'm looking for create an application in order to send mail with alias (an like but that integrate also integrate my mailobox)that I can connect my own domain name. the important is taht I...

fork a dapp and deploy on Base

We have a dapp fork from Polygon, it needs to be forked on Base and integrated to the backend.

Web developer PHP

Creating a Stock portofolio page on a PHP Laravel script where editing occurs from the admin panel, Also displaying the total amount on the top of the page in Fiat currency

WooCommerce expert developer to develop an affiliate plugin

I'm looking for a WooCommerce expert developer to create an affiliate plugin. The plugin requirements is attached. Please go through the requirements and let me know if you have any questions. Thanks!

Build Complex telegram bot

We're working on an exciting Telegram bot for our crypto community. The bot will offer collaborative investment opportunities, allowing community members to pool funds together and invest in specific tokens. The primary requirements for this...

Mobile App Developer, Software Developer And Game Developer

am looking for a mobile app and software developer or a team who dives into details of my project and who can recommend various solutions based on large experience in Business Applications development you are...

Blockchain Web Developer for DAPP

We are seeking a talented and experienced blockchain web developer to join our team to create a DAPP for for our platform. As a blockchain web developer, you will be responsible for designing and developing...

We need pro developers

We are looking for skilled and experienced developers proficient in Java, Node, and other related technologies to join our team. As a developer, you will be responsible for designing, developing, and implementing software solutions to...