Senior Full Stack Engineer (Backend-Focused, SF, YC)

3 months ago

Boston, MA, USA +4 moreSenior

Responsibilities

Design, build, and maintain scalable backend systems and APIs for core product functionality.
Develop and ship full-stack features from backend services through customer-facing interfaces.
Build reliable infrastructure for high-performance, real-time applications.
Collaborate with engineering, product, leadership, and founders to define and deliver capabilities.
Design systems that scale with increasing product usage and complexity.
Improve platform reliability, observability, monitoring, and operational tooling.
Contribute to architectural decisions and long-term technical strategy.
Optimize platform performance, security, and developer experience.
Establish engineering best practices and contribute to technical excellence.

At least 5 years of professional software engineering experience.
Strong backend engineering experience building and operating production systems.
Advanced proficiency with TypeScript and modern backend development practices.
Experience building scalable APIs, distributed systems, and cloud-native applications.
Strong understanding of databases, data modeling, and system architecture.
Experience with real-time systems, event-driven architectures, or asynchronous processing.
Ability to work independently in ambiguous environments with strong problem-solving and systems-thinking skills.
Excellent communication and collaboration skills.
Preferred experience with edge computing, serverless architectures, distributed platforms, AI-powered products, LLM infrastructure, or agent-based systems.
Preferred experience designing highly available systems at significant scale and familiarity with observability, monitoring, tracing, and incident management.
Startup or high-growth experience, full-stack customer-facing product development, and experience establishing engineering standards are preferred.

Full-time, onsite role in San Francisco, California.
Relocation assistance and visa sponsorship can be discussed with the HR team.
ASAP start date.
Significant ownership, direct access to decision-makers, and influence on architecture and product direction.

11-50 employees

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