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Zencastr - Senior Backend Engineer

Remote - San Francisco, California, United States+ Equity2d ago

Remote Senior NA Cloud Computing Software Backend Engineer Senior Backend Developer Node.js TypeScript Redis AWS PostgreSQL WebRTC Next.js

Requirements

• What sets you apart: • You have a passion for high-performance applications • You have significant open-source contributions • You want to work in a fast-growing startup. Which comes with the blood, sweat and tears of working to disrupt an established industry • You have empathy for the end user. A spec is a conversation starter, as an advocate for the end user you always are thinking about how to best serve their needs • You have an eye for code quality, and you strive to uphold best practices in engineering, security, and design • 7+ years of backend engineering experience, with at least 3+ years in Node.js and TypeScript. • 7+ years • 3+ years • Deep understanding of API design, data modeling, and distributed systems. • API design • data modeling • distributed systems • Experience with microservices, message queues, and event‑driven architectures. • microservices • message queues • event‑driven architectures • Strong grasp of performance optimization, observability, and error handling. • performance optimization • observability • error handling • Familiarity with PostgreSQL, Redis, AWS, CPG or similar cloud infrastructure. • Redis • Comfort working in fast‑moving environments with high autonomy and ownership. • Excellent communication skills and a collaborative mindset. • Experience with WebRTC, media encoding, or real‑time streaming. • WebRTC • media encoding • real‑time streaming • Background in SaaS, creator tools, or audio/video platforms. • creator tools • audio/video platforms • Contributions to open‑source Node.js or TypeScript projects

Responsibilities

• Design, build, and maintain scalable backend services using NextJS Node.js and TypeScript. • NextJS • Node.js • TypeScript • Architect APIs and data pipelines that support real‑time collaboration and media processing. • Optimize performance, reliability, and latency across distributed systems. • Collaborate with frontend, product, and DevOps teams to deliver end‑to‑end features. • Own projects from concept through deployment including testing, monitoring, and iteration. • Contribute to architectural decisions around microservices, caching, and event‑driven design. • Mentor other engineers and help evolve our engineering culture and best practices.

Benefits

• You’ll be working with world class engineers, Phd’s, and designers in a fully distributed team • Work in an agile and fast changing environment • Equity commensurate to your contribution in a profitable company • Health insurance • Unique challenges and the support and talent to solve them • Freedom to work where you please • Work on technology that empowers creators globally. • Competitive compensation, equity, and benefits. • Remote‑first culture with flexible hours and strong collaboration. • Opportunity to shape architecture and influence product direction. • The Right Person • The Right Person • You’re not just writing code you’re building systems that scale creativity. You think in terms of architecture, reliability, and user experience. You’re excited by distributed systems, real‑time data, and the idea of helping creators sound and look their best.