Senior Backend Platform Engineer

we are looking for a Senior Backend Platform Engineer.As a Senior Backend Engineer on the Platform & Infra Team, you will own the core plumbing of the ecosystem:Architecting Scalability: Design and optimize the core processing systems that handle massive concurrency and petabytes of video/audio data.Driving DevEx: Create the tools, internal platforms, and CI/CD abstractions that empower our product teams to ship code faster and more safely.GraphQL & API Excellence: Own and optimize our GraphQL layer to ensure seamless, high-performance communication across our microservices.Infrastructure as Code: Maintain and evolve our AWS environment, focusing on automation, observability, and cost-efficiency.AI Infrastructure & Agentic Systems: Build and scale the infrastructure powering AI workflows, including MCP integrations and agent-based systems, with a focus on reliability, observability, and real-time orchestration.Requirements: The Experience: 6 years in backend engineering with a heavy leaning toward infrastructure, platform, or systems design.The Tech Stack: Expert-level Node.js and TypeScript skills.API Mastery: Strong experience with GraphQL (schema design, performance, and scaling).The Data Layer: Deep understanding of MongoDB, Postgres and how to optimize it for high-scale environments.The Mindset: You are a researcher by nature. You don't just "fix" things; you analyze the system, find the bottleneck, and re-engineer it for the future.This position is open to all candidates.