Sr. Software Development Engineer, Device OS
Amazon Lab126 is an inventive research and development company that designs and engineers high‑profile consumer electronics. Lab126 began in 2004 as a subsidiary of Amazon.com, Inc., originally creating the best‑selling Kindle family of products. Since then, Lab126 has produced groundbreaking devices like Fire tablets, Fire TV, Amazon Echo, and Dash Button. The Device OS team is a big part of creating these innovative devices at Lab126, providing the core OS, platform, features and components.
In the Device OS group, we are inventing the future for consumer electronics and are looking for a software development engineer to help us bring the vision into reality and solve real‑world challenges that will transform our customers’ experiences in ways we can’t even imagine yet. The team develops scalable cloud solutions that enable our partners to quickly build and launch devices efficiently and cost‑effectively. If you love to be hands‑on designing and implementing a quality platform for our consumer electronic devices while working with a world‑class, highly accomplished team, we would love to talk with you.
As a Sr. Software Development Engineer, you will lead the technical aspects of core device customer experience and engage with an experienced cross‑disciplinary staff to design, implement and bring to market innovative consumer products. You must be responsive, versátil and able to succeed within an open collaborative peer environment.
This Sr. Software Development Engineer role will be responsible for creating innovative embedded solutions enabling new/unique experiences for our customers across a wide range of Amazon devices. This hands‑on position also requires broad engineering competency in embedded software, Linux middleware, C/C++ based device software modules and application development, strong experience in multimedia domains (audio, video), good knowledge of HAL/HIDL preferred along with strong code‑craftsmanship principles and a solid understanding of scalable software system design. In addition, you will provide technical consultation across different organizations, find innovative ways to solve customer needs and tackle interesting technical problems unique to devices. You will work closely with platform and application teams to ensure the highest level of quality for the Device OS deliverable.
Key job responsibilities
Software Development Engineer will deeply be involved in designing various middleware and cloud services by collaborating with internal and external stakeholders. The engineer will closely work with the product management team to detail out/disambiguate the requirements, own the quality of their own work (code/design), and help junior members in the team meet or exceed the quality bar.
Basic Qualifications
- 8+ years of non‑internship professional software development experience
- 8+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems
- Experience as a mentor, tech lead or leading an engineering team
- 7+ years of experience in multimedia domain, hands‑on with various audio, video codecs and streaming technologies
- 8+ years of experience in C++ programming language and OS middleware
- Strong debugging skills to navigate and root cause across multi‑component systems
Preferred Qualifications
- 8+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing and operations experience
- Bachelor's degree in computer science or equivalent
- In‑depth knowledge and working experience in OS middleware, multimedia tech stack
- Experience in optimizing the tech stack for performance, memory and related resources
- Hands‑on experience dealing with various codecs (audio and video) and handling AV sync issues
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