SDE-II (L5), Product Development, Ring

Ring organizations mission is make neighborhoods safer. We innovate rapidly on behalf of our customers and deliver ambiguous and ambitious technical products.

As a Software Development Engineer Ring you will engage with an experienced cross-disciplinary team to conceive and design innovative consumer products. Vertically your ownership can span across application device framework platform network stack Over the Air updates (OTA) protocols Set-up drivers Operating Systems/ bare metal and low-level wireless controllers. You are expected to have strong working knowledge of Linux and RTOS. Horizontally you will be given to opportunity to work and own firmware and platform across all Ring device categories.
You will work closely with the Engineering leaders from cross functional teams product management hardware Technical Program managers operations application firmware platform and quality assurance teams. You must be responsive flexible and able to succeed within an open and collaborative peer environment. The Ring Platform team is responsible for the complete device side software for Ring devices. This includes delivery and maintenance of an evolving feature rich high-performance low-power stable platform.

Key job responsibilities
Work with cross functional teams to provide technical solutions for desired user experiences.
Implement high-quality Core Platform framework network stack and application features.
Knowledge of professional software engineering practices & best practices for the full software development life cycle including coding standards code reviews source control management build processes testing and operations
Implement the right metrics debug tools and integrate with backend solutions to continuously measure and improve on our solutions.
Implement power management features resolve thermal issues & performance bottlenecks in resource (CPU Memory) constrained Platforms and devices.
Work with teams to improve and tailor existing firmware drivers stack and applications to our needs. Improve memory footprint optimize drive stack and application code.
Work with the hardware team to ensure correct exercising of hardware and RF architecture.
Support compliance and certification activities.


A day in the life
Your work is very hands-on and multi-disciplinary. You will be defining and building firmware platform and network solutions and work closely with vendors engineers and product teams. You write documents carry out experiments demonstrate proof-of-concepts build prototypes and ship sophisticated systems.

About the team
Ring offers smart security solutions that are dependable and reliable to make neighborhoods safer. You will be part of a fast-paced team that is passionate about delivering innovative solutions to complex problems.

- 2 years of non-internship design or architecture (design patterns reliability and scaling) of new and existing systems experience
- 5 years of non-internship professional software development experience
- Experience programming with at least one software programming language
- Adept in Non-Functional Requirements (NFRs) - performance Security Reliability Scalability and Automation of new and existing systems experience.
- Proficient in Real Time Embedded System domain and 16/32-bit Micro-controllers/ SoCs based firmware/ Software design & development.
- Working knowledge with RTOS (FreeRTOS and Embedded Linux) with understanding on kernel internals and multi-threaded programming.
- Proven track record of troubleshooting issues using debuggers/ emulators/ loggers identifying the root cause and resolving development/ Quality Assurance/ Trials and Field issues.
- Experience in day-2-day usage of build & cross compilation tools - SCM with Pre-CI/CI/CD pipelines.
- Experience as a mentor tech lead or leading an engineering team.

- 3 years of full software development life cycle including coding standards code reviews source control management build processes testing and operations experience
- Bachelors degree in computer science or equivalent
- Deep hands-on experience in event driven bare metal and real time operating systems (RTOS) based firmware design and platform development.
- Understanding of Board Schematics Sensors (ALS PIR Radar Cameras) and Peripherals (UART SPI I2C SDIO) device/peripheral drivers and customizations.
- Practical Knowledge & customization experience on low level BSP Device Drivers and HAL.
- Integration & customization experience in RTOS/Linux/BSP frameworks OTA Frameworks and WiFi/Bluetooth Network Stacks from open source and/or semiconductor vendors.
- Multimedia & Streaming Framework knowledge (Audio/Video subsystem DMIC Speaker Codecs) will be a plus.

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