Full-Stack Product Development for Embedded Safety Devices

The client is a manufacturer of advanced personal protective equipment, with a focus on hearing protection products for industrial and professional users. With the goal of modernizing their portfolio, they required a trusted partner to deliver a fully embedded system—from concept to production validation.

Sigma Technology’s In-House team managed the entire embedded product development stream, including:

• Complete Hardware Design

  • Component strategy, schematic and layout design

  • PCBA procurement and prototype assembly

  • Unit-level and integration testing

• Complete Software Design

  • Architecture and development of base software (BSW), middleware, and application layer

  • Integration of Bluetooth (BT) profiles, NFC, and acoustic configurations

  • Full-cycle unit and system testing

• Test Development & Validation

  • Test leadership across product phases

  • HW/SW integration testing and coordination of final production validation

The cross-functional approach ensured alignment across all disciplines and readiness for serial production.

• A complete, production-ready embedded hearing protection solution

• Seamless hardware-software integration, supporting advanced connectivity features

• Full validation and test coverage across concept, prototype, and production phases

• A structured and scalable platform supporting future enhancements