Senior Embedded Systems Developer

## About the role Do you love cutting-edge tech and are passionate about engineering? Then this opportunity might be perfect for you! ## About us DSR Corporation has been the ideal end-to-end solution provider for hundreds of companies, from startups to the Fortune 500, since 1998. Since then, DSR has blossomed into 11 technical divisions, with highly-skilled, technologically-agnostic engineering resources and services in full-stack web, embedded, mobile, wireless, big data / analytics, scalable databases, system software, digital media, SSI / blockchain, and AI / computer vision. Our fully-managed teams and deep technical expertise enable us to provide world-class custom software solutions of any scale and complexity. This approach has allowed us to serve industry leaders like Netflix, Nordic Semiconductor, Seagate, Legrand, EDF, Amazon, Sysgo, and many others. The company has offices located around the world including Denver, Porto, Voronezh, Yokohama-city, and Tashkent. Among our own products are ZBOSS, the Zigbee software protocol stack for IoT devices, zHome framework for smart home solutions (mobile app, back-end, IoT gateway), ZBOSS Open Initiative to maintain and improve the market-leading Zigbee® PRO software platform together with heavyweight IoT market players. DSR's wholly-owned subsidiary, Noema, focuses on delivering the most up-to-date and reliable AI and Computer Vision solutions for security, manufacturing, retail, healthcare and smart homes/cities businesses. Join our multinational team of seasoned software engineers! We're passionate about tackling complex tasks and sharing our unique software development expertise, accumulated over 25 years. With well-established workflows and transparent career paths, we're geared to boost your professional growth, regardless of your current experience level. Let's change our world for the better by doing software right! www.dsr-corporation.com | www.dsr-iot.com | www.dsr-zboss.com | www.dsr-zoi.com | www.noema.tech ## Job Description We are currently looking for a Senior Embedded Systems Software Engineer for our team. Work at DSR is your chance to dive into the interesting world of wireless devices of various types using modern IoT protocols (BLE, Zigbee, Matter, etc.). The range of tasks, which our engineers are working on includes integration of IoT devices into existing ecosystems from Amazon, Control4, Legrand, etc. and development of our own products. Our teams work on various projects, which include firmware development for MCU and wireless SoC (under RTOS control or bare metal) and development for embedded systems based on Linux. We are developing firmware for the wide range of devices, including: - IoT gateways/smart home centers that support one or more IoT protocols simultaneously. - Sensors for smart home systems, which allow used to control various environmental conditions. - Wearables for sport and everyday life. - Smart devices for pets, allowing users to control health and location of their pets and control animals access to their house. There is also a Zigbee stack among our products and we keep improving it to gather more and more recognition from major Zigbee device vendors and it has already become an official stack for Nordic Semiconductor, MediaTek, Espressif Systems and other vendors of Zigbee hardware. ### Responsibilities - Designing and developing firmware for wireless devices and/or embedded Linux-based systems - Working with our client's team, interacting with the client directly ### Requirements - 3+ years of professional, relevant experience - BS degree - Excellent C/C++ software development skills - Experience with development and debugging firmware for MCU(OS-less/RTOS/Embedded Linux) and/or Experience in Linux development on any hardware platforms - Ability to independently develop part of a software product and efficiently communicate with other team members - Ability to work as a part of development team - Ability to understand and support existing codebase - Ability to define a design, document and then implement a subsystem of a software product - Ability to recognize customers needs, take part in meetings/discussions - Technical English ### Will be a Plus - Experience with communication protocols of any level (UART, USB, TCP, UDP, TLS, Wi-Fi, Bluetooth, MQTT, HTTP, Modbus, etc.) - Experience with wireless networks: Zigbee, Wi-Fi, Bluetooth, Z-Wave, etc. - Experience with embedded systems based any of: FreeRTOS, Zephyr, Linux, etc. including application and kernel-level development - Experience of devices integration to cloud services - Knowledge of Python or any other scripting languages (Lua, Perl, sh, etc.) - Experience in technical team management - Optimize code size and performance, including existing code - Experience maintaining a large existing code base - Unix-like systems administration - Experience working with a distributed team - Fluent English ### Skill Keywords - C - MCU - ARM Cortex - Linux - RTOS - Wireless - Bluetooth - Zigbee - Z-Wave - Wi-Fi ## What we offer - Competitive salary - Annual bonus payment upon achievement of the company's goals - Employer-sponsored health insurance - Flexible benefits package - Extra holidays - Trusted sick leave - up to 10 paid days per year - Accelerated career growth opportunities - Flexible schedule and remote-friendly policy - Strong emphasis on work-life balance - Office located in the center of Porto