Staff Cloud Backend Engineer

At Sonatus, we’re driving the transformation to AI-enabled software-defined vehicles. Traditional automotive software methods can’t keep pace with consumer expectations shaped by the mobile industry—where features evolve rapidly, update seamlessly, and improve continuously. That’s why leading OEMs trust Sonatus to accelerate this shift. Our technology is already in production across more than 9 million vehicles on the road today and rapidly expanding. Headquartered in Sunnyvale, CA, with 250+ employees worldwide, Sonatus combines the agility of a fast-growing company with the scale and impact of an established partner. Backed by strong funding and proven by global deployment, we’re solving some of the most interesting and complex challenges in the industry. Join us and help redefine what’s possible as we shape the future of mobility. We are seeking two experienced Staff Cloud Backend Engineers to join our cloud engineering team. As a Staff Engineer, you will be a key technical leader responsible for designing, building, and optimizing backend services that power our cloud-based applications for automotive cloud platforms. This role requires deep expertise in cloud-native architectures, scalable backend systems, and modern development practices. You will collaborate with cross-functional teams to deliver innovative and reliable solutions that drive our business objectives. Duties and Responsibilities Backend Architecture and Development: Lead the design, development, and deployment of scalable backend services and APIs for cloud-based applications. Architect and implement microservices and serverless solutions using programming languages like Go. Ensure backend services are highly performant, scalable, and resilient, with a focus on meeting SLAs and minimizing downtime. Performance Optimization and Scalability: Identify and resolve performance bottlenecks in backend services, optimizing for speed, reliability, and cost-efficiency. Implement strategies for database optimization, including schema design, indexing, and query tuning for SQL and NoSQL databases. Scale backend systems to handle increasing loads, ensuring consistent performance under heavy traffic and data processing demands. Security: Lead the implementation of security best practices, including encryption, authentication, and secure API development. Technical Leadership and Mentorship: Provide technical leadership and mentorship to junior engineers, promoting best practices in cloud backend development and architecture. Lead code reviews, design sessions, and architectural discussions, fostering a culture of continuous improvement and technical excellence. Stay updated on the latest advancements in cloud computing, backend development, and related technologies, and apply them to drive innovation. Collaboration and Stakeholder Engagement: Work closely with front-end developers, product managers, and other stakeholders to translate business…