remote
contract
senior
BR
Flutter, +4
Planet Argon provides dependable support and maintenance of existing legacy applications for a variety of clients in different industries. We take care of feature updates, bug fixes, and performance improvements.
What We Need
Were looking for an experienced Flutter (Dart) Developer for a short-term contract to help bring a clients web-based tool to life on mobile. The primary objective is to recreate essential features and workflows in Flutter, using an existing backend API.
Note: While Flutter/Dart is preferred, were open to React Native if your experience is significantly stronger in that ecosystem.
The Project
You'll be contributing to My Storage Navigator, a mobile app that mirrors the functionality of an existing web application used for managing self-storage operations. Your first task will be refining the Login flow and then expanding to build additional UI screens, handle API integrations, and ensure user data is handled securely and efficiently.
Project Timeline & Hours
This contract will run from July through September 2025, with the following estimated workload:
July: ~40 hours
August: ~40 hours
September: ~10 hours
This is a remote, part-time contract with an estimated commitment of 90 hours total.
Our Company Values
We're looking for contractors that embody our core values:
PROACTIVE - We actively seek opportunities to improve our clients products, our processes, and our abilities.
CURIOUS - A natural curiosity for the undiscovered results in remarkable work for our clients and stronger connections for our team. We ask questions, learn, and aren't afraid to fail.
DEPENDABLE - We are invested in our work. We manage expectations. We support our clients and teammates. We hold ourselves, our teammates, and our clients accountable.
VERSATILE - We readily adapt to change and encourage innovation because our team and work are transparent and flexible.
DELIGHTFUL - We choose to set a mindful, positive tone that allows everyone to flourish.
Learn more about Planet Argon here
Requirements
As a Part-Time Contract Flutter Developer, your responsibilities will include:
Building and refining mobile UI components and workflows using Flutter/Dart
Integrating securely with existing backend APIs
Translating complex web functionality into native mobile patterns
Collaborating with the project manager and client for scoping and estimating
Writing maintainable, well-tested code
Surfacing risks or blockers early and often
Our ideal candidate will have 5+ years experience and senior-level understanding of most of the following (items in bold are required for the position):
Mobile development
Flutter and Dart (or React Native if discussed)
Integrating REST APIs and handling asynchronous data
Mobile authentication flows
Mobile-first responsive design
Clear communication in a remote, async-first environment
Availability and Location
The ideal contractor is comfortable working remotely within 1-2 hours of EST timezone.
This is a remote part-time contract position. The ideal candidate will be available for periodic meetings during EST business hours.
Benefits
Compensation
Our ideal contractor has a rate of $80 USD/hour.
We address bi-weekly invoices within 10 business days.
About the company
Founded in 2002, Planet Argon helps companies with existing Ruby on Rails applications make them better and more maintainable.
Available In: Brazil
Source: Remotive.com
Helping you sustain, modernize, & future-proof your Ruby on Rails applications through the ever-changing tech landscape.
Posted on: June 25, 2025
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