Company: Synaxis Informatic Tech Solutions

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Business Type: Startup

Company Type: Product

Business Model: B2B

Funding Stage: Bootstrapped

Industry: Information Technology

Job Description

We are looking for a hands-on embedded product testing and validation for Smart metering and IoT products, covering Firmware, Hardware interfaces, Communication, Metering functionality, Reliability and Field issues.

Key Responsibilities

Prepare and execute test cases for embedded firmware and devices.
Perform functional, integration, and firmware validation testing.
Test and validate STM32 / ESP32 based products.
Perform firmware flashing, configuration, upgrades, and OTA validation.
Debug and analyze device logs, packets, and communication issues.
Perform testing using Oscilloscope, Logic Analyzer,



and Digital Multimeter.
Work with UART, SPI, I²C, RS485, Modbus RTU, LoRa / LoRaWAN.
Track defects and perform root-cause analysis.
Support production validation, pilot deployments, and field troubleshooting.

Mandatory Skills: Embedded C fundamentals, STM32/ESP32, UART, SPI, I²C, RS485, Modbus RTU, LoRa/ LoRaWAN, Firmware Flashing, Debugging, Test Case Preparation, Log/ Packet Analysis, Functional & Integration Testing, Defect Tracking, Root-Cause Analysis.

Valuable to Have: LoRaWAN Gateways, NB-IoT, DLMS/COSEM, HES/MDMS.

Preferred Domain: Smart Metering, IoT Devices, Utility / Industrial Electronics.

📌 Embedded Test Engineer (Hyderabad)
🏢 Sourcingxpress
📍 Hyderabad