Backend Development Jobs

I need a simple website with very simple admin panel

I would like to develop a web application (most likely in ReactJS or some other modern asynchronous web framework) that aggregates real-time flight pricing information with comparisons. Similar websites would include: Skyscanner KAYAK Flightics Momondo Google Flights Matrix Skiplagged Invisible Hand Expedia

Payment systems s a mobile payment platform: The idea is to link the API of each back with the APP's backend to deposit money or withdraw it. The purpose is pay with your phone instead of a credit or debit card

Need someone to convert this app [login to view URL] It is currently written in Swift with parse(back4app) backend but has problems with scalability and cloud code. First, im going to need you to rewrite the cloud code for security and performance. Then after that's done, to convert to a React Native app for iOS/Android bug free. Needs to be able to handle millions of users and thousands ...

My parse cloud code for my social network needs to be rewritten for performance and security. Currently, my app has bugs and poor performance because of the cloud code. the problem with this is beforeSaves and Aftersaves are triggered anytime the object is saved or updated Remove before/after saves Make sure cloud code is secure Make sure the back4app server doesnt return any error logs Made to ...

We are looking for a full stack mobile app developer who can build mobile app from scratch. The person should be excellently well versed with both front end and back end and should have experience in design-to-publish app in the marketplace. Following are the requirements: 1. Front end side, there would be requirement to develop upto 10 screens. 2. App will have feature to scan QR code, locate...

My parse cloud code for my social network needs to be rewritten for performance and security. Currently, my app has bugs and poor performance because of the cloud code. Remove before/after saves Make sure cloud code is secure Make sure the back4app server doesnt return any error logs Made to scale with thousands of people using at once cloud code is attached. make sure you can see/fix errors bef...

Need someone to convert this app [login to view URL] It is currently written in Swift with parse(back4app) backend but has problems with scalability and cloud code. First, im going to need you to rewrite the cloud code for security and performance. Then after that's done, to convert to a React Native app for iOS/Android bug free. Needs to be able to handle millions of users and thousands on ...

Hi, my business has been affected by a fake review website using black hat SEO and i'm looking for someone who can help me with removing any negative affects this may have on my business through my SEO rankings

My parse cloud code for my social network needs to be rewritten for performance and security. Currently, my app has bugs and poor performance because of the cloud code. Remove before/after saves Make sure cloud code is secure Make sure the back4app server doesnt return any error logs Made to scale with thousands of people using at once

Digital health: Digital health MVP & Beyond Development Plan: A small clinic that uses inter-relationships of data, external health digital monitoring (mostly surgery and preset norms of outcome measures) to make decisions, and then outputs (plans, monitoring outcomes, progress, info/advise and videos) to clients externally and internally (whilst under our care in clinic) to ensure we always...

Założenia: 1. Kalendarz obsługujący rezerwacje pokoi - kalendarz zaciąga automatycznie rezerwacje z bookingu (przychodzą na maila oraz są dostępne z extranetu bookingu, apka mobilna booking puls) - możliwość wpisania własnych rezerwacji (z rozmów telefonicznych) - możliwość rezerwacji pokoi przez użytkowników strony - synchronizacja z bookingiem (pobieranie dostępności i cen poko...