End-to-end IoT & Bluetooth Solutions
From embedded firmware to cloud integration, we provide comprehensive engineering services to bring your connected product to life

Mobile App Developement

We build production-grade iOS and Android applications designed to work reliably with complex Bluetooth products. From native platform behavior to backend integration, we deliver mobile software built for real-world use and long-term stability.

  • Native Bluetooth Integration

    Advanced Bluetooth LE implementation across iOS and Android, including scanning, background operation, connection management, DFU, and interoperability with embedded devices.

  • iOS & Android Platform Expertise

    Apps engineered with deep understanding of platform-specific behaviors, background restrictions, and system nuances that often impact Bluetooth reliability.

  • UI & User Experience Design

    Intuitive, responsive interfaces that clearly present device data while maintaining performance and usability in demanding environments.

  • Cloud & API Integration

    Secure integration with cloud services, APIs, and backend systems to enable real-time synchronization, remote visibility, and connected product functionality.

  • Testing, Validation & Store Compliance

    Comprehensive cross-device testing, CI/CD workflows, and full compliance with Apple App Store and Google Play requirements to ensure stable releases and smooth updates.

  • Post-Production Support & Maintenance

    Structured Standard and Premium support offerings to maintain app stability, manage OS updates, and evolve functionality after release.

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Embedded Development

We design and build production-grade embedded software for connected products, with a focus on reliability, low power performance, and real-world deployment. From architecture to post-production support, we help bring complex hardware and wireless systems to life.

  • Wireless Connectivity Expertise

    Deep experience designing and implementing Bluetooth LE, Wi-Fi, and other wireless protocols across embedded platforms.

  • RTOS & Chipset Integration

    Extensive experience integrating Bluetooth firmware with Zephyr, FreeRTOS, and leading silicon platforms, ensuring scalable and maintainable embedded systems.

  • IoT & Sensor Integration

    Embedded software development for IoT devices with sensor integration, edge processing, and secure cloud connectivity.

  • Interoperability & Platform Stability

    Firmware built with awareness of iOS and Android behavior, ensuring stable connections and predictable performance across real-world mobile ecosystems.

  • Post-Production Support & Maintenance

    Structured ongoing support offerings, including Standard and Premium service tiers, to maintain, optimize, and extend product lifecycles.

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Cloud Integration

We design and implement cloud architectures that support connected devices at scale. From real-time data synchronization to secure remote updates, we build cloud systems that keep products responsive, reliable, and production-ready.

  • Real-Time Device Data & Control

    Cloud systems that support continuous monitoring, control, and synchronization between IoT devices and backend services, enabling responsive and event-driven behavior.

  • Edge & Cloud Coordination

    Architectures that allow devices to process data locally to reduce latency while synchronizing critical information to the cloud through continuous, triggered, or store-and-forward models.

  • Secure Communication & Data Handling

    Implementation of secure communication protocols such as MQTT and HTTPS to ensure encrypted data transmission between devices and cloud environments.

  • Remote Firmware Updates (FOTA)

    Cloud-based firmware update systems that keep deployed devices secure, current, and manageable throughout their lifecycle.

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Our Core Value
The Foundation of onceLabs
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Bluetooth First
We treat Bluetooth as a system, not a feature. Decisions around firmware, mobile platforms, power behavior, security, and user experience are tightly coupled, and we design with that reality in mind from the start.
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Predictable Behavior
Unpredictable wireless behavior erodes trust in products. We focus on making Bluetooth systems observable, testable, and deterministic wherever possible, even in complex or constrained environments.
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System-Level Thinking
Bluetooth problems rarely live in one layer. We approach every project by considering embedded firmware, mobile applications, and backend systems together to avoid hidden failure points.
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Technical Integrity
We are honest about tradeoffs, limitations, and risk. When something is not feasible, not reliable, or not production-ready, we say so early and back it up with data.
Let’s Build Bluetooth® that works
Tell us about your Bluetooth® product and we’ll help you define the right next steps.
Contact Us
Contact Info
support@oncelabs.com
+1-504-408-3866