I build smooth, scalable mobile apps using Flutter – on time and on budget.
Hi, I’m Bill Colbert Garcia, a certified Flutter developer with a diverse background in mobile app development, virtual assistance, and back-office operations. I specialize in building responsive, high-performance mobile apps using Flutter & Dart, with seamless backend integration using Firebase.
With hands-on experience working with U.S.-based businesses in industries like healthcare, construction, legal, and finance, I bring both technical expertise and business process understanding to every project. I'm also skilled in QuickBooks, administrative support, video editing, and creative media — giving me a flexible, well-rounded skill set for various types of work.
Whether you're a startup building your first app or a business looking to streamline operations with a custom mobile solution, I’m here to help you turn your ideas into polished, functional applications — on time and within budget.
🔧 Key Skills:
Flutter & Dart mobile app development (iOS/Android)
Firebase (Auth, Firestore, Realtime DB)
FlutterFlow for rapid UI prototyping
API integration & clean code architecture
QuickBooks, admin support, virtual assistance
Video editing, Photoshop, creative tools
Work Terms
Availability:
I am available for both short-term and long-term projects. My working hours are flexible and can be adjusted to align with your time zone or project needs. I’m typically available Monday to Saturday, with prompt communication guaranteed.
Communication:
I prefer to communicate via Guru’s messaging system, email, or Zoom/Google Meet for project updates and meetings. I respond quickly and keep clients regularly updated on progress.
Payment Terms:
For hourly projects, I require the use of Guru's WorkRoom and time-tracking tools.
For fixed-price projects, I request milestone-based payments and an initial deposit into SafePay before work begins.
Turnaround Time:
Turnaround depends on the complexity and scope of the project. I always strive to meet agreed deadlines without compromising quality.
Revisions:
I offer reasonable revisions to ensure the final result meets your expectations. I believe in clear communication upfront to avoid misunderstandings later.
Confidentiality:
Client data and intellectual property are treated with the highest confidentiality. I’m happy to sign NDAs upon request.