Backend Development Jobs

**General Information** We are an accounting software as a service company. Our software features the direct integration of most German banks and some Payment Service Providers (PSPs) such as PayPal or Stripe for its customers. We want to streamline the integration of additional PSPs in order to import transactions from a variety of systems. The attached document ("Transaction Provider Integr...

We need someone that can develop a CRM and Backend services for an online gambling platforms. This is for an online gambling sites. We need someone that is focused, and anyone who's interested can contact (Removed by Freelancer.com Admin) If you have sample of your works, that's an advantage. This is an URGENT job. Please contact if you feel you are qualified.

도서정리 mvp를 개발하려고 합니다. 반응형웹으로 디자인되어 있으며, frontend 디자인과 코드는 이미 작업되어 있습니다. ISBN의 입력을 통해 도서DB API에 접속하여 결과를 확인하고 자신의 계정에 해당도서정보를 등록하게 됩니다. 도서가 있을 경우, ICON에서 제공하는 스마트 컨트랙트를 이용하여 별도로 토큰을 제공합니다. 자세한 개발문서는 [jelentkezzen be az URL megtekintéséhez] 를 통해 볼 수 있으며, 디자인된 site는 [jelentkezzen be az URL megtekintéséhez] 를 통해 볼 수 있습니다.

Backend engineering project we need to build a google could project that can handle high throughput rates

I'd like to discuss this with the individual please. It's a recruitment type of software. I'm looking for someone based in Melbourne that I can meet with in person please. I need someone to be able to develop a software. It's for my recruitment company.

Several single page/few page sites needed for various brands and may include ecommece. Will need to be built on GCP/AWS, micro traffic, full stack ideally needed

I want to Add Push Notifications Functionality in My Android App

Want to make a Backup Client in our branding that will use Backblaze B2 Storage using their API. Backblaze B2 Storage is a AMAZON AWS Compatible S3 kind of storage but with its own API. The API is available on the below link: [jelentkezzen be az URL megtekintéséhez] Would like to start with a Windows Client. If not too expensive we can look at a Linux / Mac OS Client as well. We c...

Project is Re-Posted as suitable Freelancers were unfortunately not found or available first time around. My Website will have functions and features similar to airbnb but is NOT in the property market. Please read fully my following requirements before submitting your proposals. I am based in the UK and from my experience of Freelancer and Upwork, (i.e. working remotely with Developers) has NO...

Hello freelancers, We are looking for a Go developer to assist with working on CrowdQuest ([jelentkezzen be az URL megtekintéséhez]), a service for [jelentkezzen be az URL megtekintéséhez] streamers. Familiarity with Stripe API is a plus. CrowdQuest allows viewers to offer digital credits in exchange for in-game and on-camera tasks and challenges, whether it’s ...

I'm looking to hire a full stack ninja Software Engineer to create an MVP SaaS to help Facebook advertisers find better targeting options at scale using machine learning. MUST: -Have extensive experience working in Facebook marketing API (please provide relevant portfolio experience) -Be hugely experienced in building emerging tech products that disrupt -Full stack developer preferred -Have ...

I am looking for some professionals who can develop a website for me by which we can handle all the social media by a single click. More details will be given to selected candidates.

Inviting project proposals from TEAMS. Platform should be able to handle day-today processes of a farm with multiple agricultural as well as animal products and their sales. Detailed summary shall be given when contacted. Designs could be provided.

We have a REST API server written in Clojure comprising about ~3000 SLOC that we wish to convert to Python/Flask.

Location: Gurgaon Looking for an app developer with excellent knowledge in android app development and willing to work with a startup. must be punctual and hard working. Skills: UI/UX Design, Backend Development, Frontend Development

Hello, We’re interested to launch a mobile app with the following parameters: Compatible: iPhone, Android Features: - login to profile - booking a service - check storage status - push notifications - monthly payments - backend to manage the app and its content This has to have access to all current members in complaint with Canadian privacy policy. Each member has: - email - phone -...

Online multimedia song book catalogue, collected by registered visitors (frontend) and administrators (backend). I need a frontend to access to the database and a backend to control and manage users and to update, review contents of the database (songbook). Option for custom fields in backed for user profiles and database content. I attach some screenshoots of similar database songbooks. Including...

I need an Android app. I would like it designed and built.