Fix syncing issue between ionic/angular app and backend

A mobile app developer is needed to finish an existing vibecoded app. · Set up backend (Supabase or similar) · Username-based users · Friends / social actions · ...

We have an AI chat app with a backend using LLM models and need assistance with subscription implementation, testing all features, fixing bugs, and publishing the app on the Play Store. · ...

We're looking for an experienced backend developer to help optimize and finalize our iOS app before launch. · ...

THERAWORLD – Mobile App Developer (iOS/Android) + Backend (AI Voice / Real-time / Production) · I'm building THERAWORLD, a premium emotional wellness app (not a basic utility app). · This needs to feel cinematic, calm, premium, and polished — with strong UX flow, voice interactio ...

We are seeking a backend developer for our app startup marketplace with experience in Prisma, TypeScript and Mobile App Development. · ...

We are hiring a backend engineer for Phase-3A of CricPulse, a calm live-cricket companion app. · All engine logic, timing and UI are already frozen. · This role is backend execution only — not product development. · Your job is to set up a minimal backend that allows the app to r ...

+Job summary · Building web app with Figma UI. +Habilidades requeridasWe Development · Supabase · Stripe payment processing · ...

We are seeking for a professional ethical Pentester or administrator to assist in connecting to the backend of an Android mobile application legally. · The primary task involves querying the database to gather contacts while ensuring compliance with legal standards. Pentesting · ...

I need an experienced backend developer to build a secure authentication system for a mobile nutrition tracking app that will handle user registration login JWT token management and connect to an existing SQL Server database. · ...

I have an unfinished project I'd like a professional developer to take over and work on it. · The project is building AI app with pre-built templates (provided) · and is as below: · android app · ios app · full customized backend (1 admin panel to manage both apps and website) · ...

I'm looking for a developer to bring my app idea to life. The app helps people organize meetups with friends and also connect/schedule meetings with new people. · Scheduling · User interaction · ...

The project requires development of a cross-platform Flutter app with Laravel backend. The backend is already developed using Laravel + MySQL, and postman collection - APIs will be provided by us. · ...

We are seeking a skilled freelancer to integrate a back-end database into our app created on no-code solution. · Integrate a back-end database into our app created on no-code solution. · ...

We are seeking a skilled backend developer to assist in building the backend of our mobile application. · ...

I'm looking for an experienced backend-focused app developer to help me get multiple apps fully running connected and approved in the Apple App Store. · Backend setup cleanup and optimization for consumer appsAuthentication (Apple Sign-In Google email/password) ...

We seek a senior backend engineer to lead the design and implementation of our video pipeline and core backend using Firebase and GCP. · Creating secure video uploads · Implementing HLS streaming · Designing scalable backend logic for social interactions. ...

We are growing the Apple Services group where you will work on building backend services and pipelines that power Creativity Apps and InfoApps org. · These services will help power backend for apps that is used by millions of users every day across all the iOS and Mac devices. · ...

+Job summary · We are seeking an experienced Unity backend developer to enhance our gaming app. · +QualificationsAndroidGame DevelopmentSmartphoneUnityiOS ...

We are seeking a skilled backend developer to set up a secure backend for our Flutter app. · ...

We are looking for an experienced developer to assist in finalizing a revolutionary longevity app built on Flutterflow. · ...

I am looking for a senior developer who can use Odoo as a backend and build a production‑ready mobile application (Android/iOS). The goal is to design and implement a complete system in Odoo (custom modules, workflows, APIs) and connect it to a modern mobile app for end users. · ...