Senior Backend Infrastructure Engineer
Job Title: Senior Backend Infrastructure Engineer Experience: 13+ Years Location: Remote Timing: (5:30 PM – 2:30 AM IST) Notice Period: Immediate Joiners Only Job Overview We are seeking a highly experienced Senior Backend Infrastructure Engineer to design, build, and optimize scalable, secure, and production-grade cloud-native applications. The ideal candidate will have deep expertise in multi-tenant SaaS architectures, strong hands-on experience with Python (FastAPI), and advanced knowledge of GCP services. This role requires ownership of architecture decisions, production readiness, and ensuring secure, scalable deployments in a high-availability environment.
Key Responsibilities
Architecture & Development Design and develop scalable backend services using Python (FastAPI). Architect and implement multi-tenant SaaS solutions with strict data isolation. Build cloud-native applications leveraging Google Cloud Platform (GCP) services. Multi-Tenant Data Isolation Implement robust Firestore query scoping to ensure complete data isolation between tenants. Define and enforce Firestore security rules for secure access control. Cloud & Infrastructure Deploy and manage applications using Cloud Run. Configure and optimize IAM roles, permissions, and policies. Work with Pub/Sub for event-driven architecture and messaging systems. Manage storage and access using Google Cloud Storage (GCS). CI/CD & Automation Design and implement CI/CD pipelines using GitHub Actions. Automate testing, build, and deployment processes specifically for Cloud Run environments. Production Readiness & Optimization Conduct production readiness reviews across: Cloud Run configurations (scaling, concurrency, performance) Security (IAM, secrets management) Storage and access control (GCS permissions) Ensure system reliability, scalability, and performance tuning. Collaboration & Leadership Collaborate with cross-functional teams including DevOps, product, and frontend teams. Provide technical leadership, mentorship, and best practices for cloud-native development. Drive code quality, design reviews, and architectural governance. Required Skills & Qualifications 13+ years of experience in software development and cloud architecture. Strong hands-on expertise in Python, specifically FastAPI. Deep experience with Google Cloud Platform (GCP), including: Cloud Run Firestore (including security rules and data modeling) Pub/Sub IAM Proven experience building and scaling multi-tenant SaaS applications in production. Strong understanding of microservices architecture and API design. Experience with CI/CD tools, preferably GitHub Actions. Expertise in cloud security, secrets management, and access control. Strong problem-solving and system design skills. Apply To This Job