I will build a custom android app with API and database integration


About this gig
Looking for a professional Android developer to build a custom business app with API integration and real-time data sync?You're in the right place!I'm Juan, founder of E-Solutions Development, specializing in business-ready Android applications that improve efficiency and automate operations.WHAT I BUILD: Custom business management apps API integrations (REST, GraphQL, Firebase) Real-time database synchronization Automated workflow tools Internal tools for teams Data collection & reporting apps Cloud-based solutionsWHAT YOU GET: Clean, maintainable code Comprehensive documentation QA testing before delivery Post-delivery support Source code includedMY PROCESS:1. Requirements analysis & technical consultation2. Architecture design & API planning3. Development with regular updates4. Rigorous testing (QA/automation expertise)5. Deployment & handoffTECHNOLOGY STACK: Languages: Java, Kotlin Backend: Firebase, REST APIs, GraphQL Databases: SQLite, Room, Firebase Realtime DB Cloud: AWS, Google Cloud Testing: JUnit, EspressoWHY CHOOSE ME? 15+ years of development experience Focus on business-ready apps, not hobby projects Strong background in automation & API integrations Direct communicat
Get to know Juan Car
CEO
- FromUnited States
- Member sinceFeb 2026
- Avg. response time1 hour
- Last delivery3 months
Languages
Spanish, English
FAQ
Do you provide the source code?
Yes! Source code is included with premium packages. You'll receive a complete project with documentation.
Can you integrate with my existing backend/API?
Absolutely! I specialize in API integrations. Whether you have REST, GraphQL, or Firebase, I can connect your app seamlessly.
Do you publish apps to Google Play Store?
Yes, I can assist with Play Store submission for an additional fee. I'll help with store listing optimization.
What if I need changes after delivery?
All packages include revisions. Standard includes 3 revisions, Premium includes unlimited revisions.
How do we communicate during the project?
We'll use Fiverr messaging for all communications. I provide regular updates every 2-3 days with screenshots
1 reviews for this Gig
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
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S stevencuthrell

United States
He delivered a phenomenal app for our Bluetooth controller. went beyond my expectations and delivered a better app faster than my last developer. I will be back for more when the need comes.
$100-$200
Price
5 days
Duration
Helpful?
1 reviews for this Gig
| (1) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
S stevencuthrell

United States
He delivered a phenomenal app for our Bluetooth controller. went beyond my expectations and delivered a better app faster than my last developer. I will be back for more when the need comes.
$100-$200
Price
5 days
Duration
Helpful?

