Senior Live Streaming Engineer (Backend)

OPEN TO CANDIDATES WORLDWIDEMust over lap with +0 GMT / Mauritania Timezone About the RoleOur client is a live social streaming and creator economy app launching first in Mauritania with broader Africa/MENA ambitions. The MVP is built — backend, frontend, and virtual economy are functional — but the core live streaming layer has not yet been implemented. We're looking for a hands-on senior engineer to design and build a live streaming architecture that can scale to large concurrent audiences while keeping infrastructure costs low. This is a backend/infrastructure-focused role — no frontend work required.What You'll DoDesign and implement a live streaming solution (ingest, transcoding, delivery/CDN) optimized for cost efficiency at scaleEvaluate and select streaming infrastructure/protocols (e.g. RTMP/WebRTC/HLS, self-hosted vs. managed) balancing cost against integration complexityIntegrate the streaming layer into the existing backend and virtual economy systemsAdvise the founders on trade-offs between "easy but costly" and "harder to integrate but cost-efficient" solutionsSet technical direction for this first build phase, with potential to help shape future technical hiresMust-Have SkillsProven experience building or scaling live video streaming platforms (not just consuming third-party streaming APIs)Strong grasp of cost-efficient streaming architecture at scale (bandwidth, transcoding, CDN cost optimization)Backend engineering proficiencyComfortable working independently with early-stage founders who are non-technical3-5 hours of work overlap with +0 GMT (Mauritania timezone)Nice-to-HaveExperience with large-concurrency, low-latency live streaming (social/live-streaming apps specifically, vs. VOD)Prior work in emerging-market or cost-constrained infrastructure environmentsProcessTwo interview rounds: (1) background/work ethic with founder, (2) technical assessment