Sirin Software

Project description:
 

You will be participating in a LoRa-based IoT embedded project comprising three main components: end-device, gateway and cloud.

The embedded side includes:
— A bare-metal C firmware for the STM32-based end-device;
— A C++ firmware running on an OpenWRT-based platform for the gateway;
The end-device and gateway communicate via the LoRa protocol.
 

Scope of work:

— Developing firmware modules (C and C++) for LoRaWAN based smart metering device;
— Participating in architecture design to secure reliable functionality;
— Working with both OpenWRT-based gateway and RTOS-based smart meter firmware;
— Interacting with client product team, to remain a top-notch solution;
— Interacting with hardware team to secure market-leading products;
— Contribute to testing, documentation and customer support flows.
 

What you need for this position:

— 2+ years of experience in embedded software development: bare-metal MCU applications or RTOS-based;
— 2+ years of strong programming experience in C and/or C++;
— Experience with ARM Cortex-M architecture and development tools (STM32 or similar);
— Detailed knowledge of Linux operating system internals;
— Experience in debugging, bug fixing, and optimizations;
— Cmake / Bash / Python scripting;
— Git, GitHub, Jira;
— Ability to work independently and in a team, collaborating on product architecture;
— Broad system-level thinking, contribution to product development;
— Strong self-learning;
— Upper-intermediate level of spoken and written English.
 

Nice to have:

— Ability to work from the office a few times per month;
— Knowledge of Buildroot / Yocto / OpenWRT;
— Knowledge u-boot / BSP and Linux device driver development;
— Experience with wireless connectivity: BLE, WiFi, Matter, LoRaWAN;
— Good background in digital electronics, PWM-controlled circuits.
 

What we offer for your success:

— Free from bureaucracy and company time tracking;

— Annual performance-based salary review;

— 20 working days paid vacation and 15 days of sick leave;

— 6 additional days of leave for important events of life;

— Flexible working hours (start your day between 8:00 and 11:00);

— Professional English courses in small groups by level, 2 hours per week;

— Education and anniversary bonuses;

— Providing all the necessary equipment;

— Full accounting support for the employees;

— The opportunity to rotate on projects to learn new technologies;

— Opportunity for development and career growth in the areas of Tech/Team leadership, mentoring;

— Work from a modern office in the historical part of Kyiv (Podil) with convenient transport links;

— Office with autonomous power systems, uninterrupted Internet connection, coffee, tea, and snacks.
 

Hiring process:

Stage 1: Interview with HR (1h);
Stage 2: Technical interview (1.5h).