What We’re Looking For: 1. Must-Haves ● 5+ years in backend engineering with strong system design expertise ● Experience building scalable systems from scratch Expert-level proficiency in at least one backend stack (Node, Python, Go, Java) ● Deep understanding of distributed systems and microservices ● Strong SQL/NoSQL design skills with performance optimization ● Hands-on AWS cloud experience ● Ability to write high-quality production code daily ● Experience building and scaling RESTful APIs ● Strong understanding of caching, sharding, horizontal scaling ● Solid security and best-practice implementation experience ● Proven leadership and mentoring capability 2. Highly Desirable ● Experience with large file processing (3D, video, images) ● Background in SaaS, multi-tenancy, or e-commerce ● Experience with real-time systems (WebSockets, streams) ● Knowledge of ML/AI infrastructure ● Experience with HA systems, DR planning ● Familiarity with GraphQL, gRPC, event-driven systems ● DevOps/infrastructure engineering background ● Experience with XR/AR/VR backend systems ● Open-source contributions or technical writing Technical Challenges You’ll Solve: ● Designing large-scale 3D asset processing pipelines ● Serving XR content globally with ultra-low latency ● Scaling from thousands to millions of daily requests ● Efficiently handling CPU/GPU-heavy workloads ● Architecting multi-tenancy with complete data isolation ● Managing billions of analytics events at scale ● Building future-proof APIs with backward compatibility