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About Ubiquiti At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes. From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity. Responsibilities Design, develop, and debug real-time embedded firmware for IoT systems, including gateways, lighting control, and environmental monitoring and control solutions. Maintain, optimize, and improve firmware for existing RTOS-based devices. Collaborate cross-functionally with BSP, HW, ID, Backend, Mobile, FE, PM, and PA teams to deliver high-quality products. Contribute to system-level architecture decisions for multi-module communication Document software architecture, tuning methods, and test results. Perform code reviews, ensuring best practices in coding standards. Participate in troubleshooting and root-cause analysis for firmware issues. Collaborate with QA and manufacturing teams for production firmware validation, factory firmware, and calibration procedures. Requirement (Must-Haves) Strong knowledge of networking fundamentals and protocols like TCP/IP (IPv4 and IPv6), socket programming, and higher-level protocols such as HTTP, WebSockets, or MQTT used in IoT systems. Experience developing firmware in a Real-Time Operating System (RTOS) environment (such as FreeRTOS or Zephyr). Proficient in C/C++ programming in embedded environments with RTOS. Understanding of memory management, interrupt handling, and power management in constrained systems. Familiarity with Git version control. A team player, who is self-motivated, loves difficult challenges, and is goal-driven. Preferred Qualifications Experience with Ethernet, Wi-Fi, BLE, or Thread communication protocols. Experience with UART, SPI, I2C, GPIO control, ADC/DAC, PWM, RS485 and other peripheral interfaces. Skilled at defining and implementing custom communication protocols for heterogeneous systems. Experience with CoAP in constrained embedded environments. Experience in low-power firmware design and sensor integration. Experience with OTA update systems, bootloaders, and secure provisioning. Understanding of manufacturing test firmware, hardware calibration, and diagnostic mode implementations. Experience working with ESP-IDF, Silicon Labs Gecko SDK, or Linux-based MCU co-processors.
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.