BLE app development that works outside the lab.
Bluetooth Low Energy: the wireless link between your device and its app: behaves differently in every home, phone and firmware version. We engineer pairing, reconnection, data transfer and background behavior so it holds anyway.
It works in the demo. The field is another product.
Teams usually bring us BLE problems that sound like this:
The whole connection lifecycle, engineered.
Scanning, pairing & bonding
GATT & firmware protocol integration
Connection state management
Reconnection engineering
Background operation on Android
Connectivity testing & diagnostics
The demo and the field are two different physics.
A demo proves one phone, one device, one afternoon, three meters apart. Production is every phone, every firmware version, walls, interference and eighteen months of OS updates.
The demo
The field
What we engineer for
Blue = the recommended architecture. Red is reserved for failures.
BLE symptoms, and what they cost.
Connections drop and stay dropped
If recovery needs the user, the product feels broken, even when the radio did nothing wrong. Reconnection is an app responsibility.
Pairing that confuses customers
Failed first pairing is the most expensive failure a connected product has: it happens before any value is delivered, and it drives returns.
Sync dies in the background
Users discover the gap hours later, when the data they trusted isn't there. Background execution has to be designed per Android's rules.
Works on some phones only
Android BLE stacks differ by manufacturer and OS version. Without a device matrix, every new customer phone is a lottery ticket.
Transfers are slow
A sync that should take seconds takes minutes when MTU, connection intervals and protocol design were never tuned together.
Failures can't be diagnosed
Without connection logging, support can't tell firmware from phone from app: so every ticket becomes an engineering escalation.
Measure first. Then engineer. Then prove it.
Connectivity assessment
Risk map & test matrix
State machine & protocol contract
Implementation against real hardware
Failure testing & release
Field diagnostics & evolution
Production BLE is a checklist, not a feeling.
"It connects" is the beginning. These are the topics that decide whether the connection still holds after a year of firmware releases, OS updates and real homes.
The BLE stack, end to end.
BLE core
Android
Reliability
Integration
Credibility you can check.
Go deeper before the call.
Related services: Connected product development · IoT app development · App & cloud development
Frequently asked questions
Honest answers to the usual questions.
How do you test BLE reliability?
With real hardware under real conditions: distance and attenuation, a device matrix across Android manufacturers, and scripted failure scenarios: background kill, bond loss, firmware mismatch, interrupted transfers. Logging is built in so every failure is reproducible, not anecdotal.
Can you fix an existing BLE app without a full rewrite?
Often, yes. BLE problems concentrate in connection state handling, and that layer can usually be isolated and rebuilt. A connectivity review comes first and tells you honestly whether targeted fixes are enough.
Do you work with our firmware team and custom GATT protocol?
Yes. We integrate against custom GATT services and proprietary protocols daily. Where the protocol itself undermines reliability: chatty characteristics, missing versioning: we specify the change precisely for your firmware team.
Do you develop for Android only?
Android is our implementation core, and it's where BLE behavior is hardest. Protocol design, connection architecture and the testing approach are platform-independent and cover the whole product.
Can we start with a BLE or connectivity review before development?
Yes. A focused review covers connection lifecycle, protocol design, reconnection and failure handling, and produces prioritized findings you can act on with any team.
What does production-ready BLE actually mean?
It reconnects silently without user rituals, survives backgrounding and process death, stays compatible across firmware and phone versions, transfers at the speed the product promises, and when something fails, the logs say why.
Discuss the software architecture behind your connected product.
Share your product stage, hardware platform, connectivity setup and main technical challenge. We'll tell you honestly whether an architecture review, a focused integration project, or a broader engagement fits, or whether we're not the right partner.