Cross-Platform Mobile App Developers Needed (Hiring 3 Freelancers) – Paid Assessment Required
Worldwide
We are looking to hire three (3) skilled mobile app developers to build a cross-platform mobile application from scratch. This is a long-term collaborative project and we want developers who can work both independently and as part of a coordinated team. Project Overview We need to build a cross-platform mobile app (iOS and Android) starting from the ground up, including UI/UX implementation, backend integration, API development/consumption, and deployment to app stores. The ideal candidates will have strong experience in modern cross-platform frameworks and a proven record of shipping production-ready mobile apps. Hiring Process Shortlisted candidates will be required to complete a small paid assessment task before final selection. This helps us evaluate real working style, code quality, and communication before onboarding. Once you pass the assessment, complete project details, architecture documents, and timelines will be shared with you directly. Project Details Budget Type: Hourly Rate Range: $40 to $60 per hour Estimated Project Length: 1 to 3 months Positions Open: 3 Freelancers Engagement: Remote, ongoing communication required throughout the project What We Expect From You Recent portfolio of completed mobile apps (live links preferred) Active GitHub profile showcasing your code (mandatory, please attach) Clear communication and availability for overlapping work hours Ability to work collaboratively with other developers and the project lead Experience writing clean, scalable, and well documented code Required Skills Flutter React Native Dart JavaScript / TypeScript RESTful API Integration Firebase Git and GitHub iOS and Android App Deployment (App Store and Google Play) UI/UX Implementation from Figma or Adobe XD State Management (Provider, Riverpod, Redux, or similar) Push Notifications and Third Party SDK Integration Agile workflow and sprint based delivery experience How to Apply Please share your updated portfolio and GitHub link in your proposal. Mention your availability per week and confirm you are open to completing a short paid assessment before final hiring.
- Less than 30 hrs/weekHourly
- 6+ monthsDuration
- IntermediateExperience Level
$40.00
-
$60.00
Hourly- Remote Job
- Complex projectProject Type
Skills and Expertise
Activity on this job
- Proposals:50+
- Interviewing:0
- Invites sent:0
- Unanswered invites:0
About the client
- United StatesGreenwood4:25 AM
- $8.9K total spent407 hires, 14 active
- 148 hours
- Energy & UtilitiesIndividual client
Explore similar jobs on Upwork
How it works
Create your free profileHighlight your skills and experience, show your portfolio, and set your ideal pay rate.
Work the way you wantApply for jobs, create easy-to-by projects, or access exclusive opportunities that come to you.
Get paid securelyFrom contract to payment, we help you work safely and get paid securely.
About Upwork
- 4.9/5(Average rating of clients by professionals)
- G2 2021#1 freelance platform
- 49,000+Signed contract every week
- $2.3BFreelancers earned on Upwork in 2020
Find the best freelance jobs
Growing your career is as easy as creating a free profile and finding work like this that fits your skills.
Trusted by