Senior Backend Engineer (Go, Rust, Python, TS) - Bengaluru

Join Cardboard as a Senior Backend Engineer and own the systems powering browser-based video editing, including media processing, exports, proxies, analysis, and agent-powered editing. Company Details Cardboard is building the future of storytelling and video editing through an AI-powered browser-based video editor. The team is backed by a Tier-1 global fund, YC, and founders of billion-dollar companies. Website: https://www.usecardboard.com Requirements - 3+ years of experience as a backend engineer - Strong experience owning and operating production backend systems. - Strong understanding of state management, queues, workers, storage, databases, and service contracts. - Experience designing scalable APIs and backend services. - Ability to design reliable systems for long-running and asynchronous workflows. - Strong problem-solving and end-to-end ownership. - Experience with one or more of TypeScript, Go, Rust, or Python. - Ability to translate product requirements into practical backend architecture. - Strong understanding of performance, reliability, and operational simplicity. - Interest in media processing, video infrastructure, and creative tools. - Bonus: Deep FFmpeg or GStreamer experience. - Bonus: Knowledge of video codecs and formats such as ProRes, H.264/H.265, BRAW, R3D, and DNx. Responsibilities - Own backend systems for video exports, proxy generation, media preprocessing, analysis, and agent-powered editing. - Design and maintain APIs and state contracts across the browser, workers, storage, and database. - Build reliable workflows for uploads, processing jobs, exports, progress tracking, and recovery. - Improve performance and reliability of long-running media workflows. - Design systems that remain simple and operable as projects, files, and usage scale. - Work closely with founders and engineers to solve complex video infrastructure problems. - Turn product goals such as faster exports and instant-feeling uploads into robust backend systems. Job Details Bengaluru, India Interview Process - Recruiter Screen - Backend Technical Interview - System Design Interview - Coding Interview - Founder Interview Important Note ClanX is a recruitment partner, helping Cardboard hire Senior Backend Engineer.