Staff Engineer – Backend Engineering

Who We Are: Aviatrix® is pioneering the Cloud Native Security Fabric — the architecture the Containment Era requires. The Cloud Native Security Fabric governs every workload communication path across every cloud, every VPC, every Kubernetes cluster, and every serverless function, from a single policy plane. One rule. Universal propagation. Enforced at the workload, not at a chokepoint. Trusted by more than 500 of the world's leading enterprises. For more information, visit aviatrix.ai . About the Role - Staff Engineer – Backend Engineering Aviatrix Platform-as-a-Service (PaaS) delivers the intelligence, network, and security services of Aviatrix's multi-cloud platform as a managed offering, built on modern microservices architecture. We're seeking a Staff Engineer for our SaaS Platform team to bring technical depth to backend engineering, contribute to distributed microservices and cloud-native infrastructure design on AWS, mentor junior engineers, and raise the bar on reliability, performance, and security. Responsibilities Architecture & Technical Contribution • Own design and delivery of backend platform features, breaking down complex projects into scoped tasks • Contribute to architecture discussions on scalability, fault tolerance, multi-tenancy, and operational simplicity • Collaborate on core platform services using AWS-managed services (Aurora, MSK/Kafka, ClickHouse) • Evaluate trade-offs on technology choices, system boundaries, and API contracts; write clear design docs Backend Engineering Excellence • Design high-performance microservices using gRPC, REST, and event-driven patterns (Golang preferred) • Reinforce best practices for observability, resiliency, and SLO-driven operations • Contribute to supportability (runbooks, diagnostics) and apply security best practices across service boundaries • Participate in design reviews, capacity planning, and incident retrospectives Mentorship & Collaboration • Mentor junior engineers through code reviews, design discussions, and 1-on-1s • Collaborate with Product Management; participate in on-call and incident RCA; support recruiting as needed • Requirements Experience & Education • 7+ years software engineering experience, with some mentoring experience • BS in Computer Science, Engineering, or related field (or equivalent experience) • Experience on a SaaS/PaaS product with high-availability, multi-tenancy exposure; comfortable with ambiguity Backend & Microservices • Strong Golang preferred; production-grade gRPC microservices experience a plus • Solid grasp of distributed systems (consistency, fault tolerance, service discovery, circuit breaking, back-pressure) • Strong foundation in data structures, algorithms, OS, and systems programming • API design/versioning experience (REST and gRPC), backward compatibility SaaS Platform & AWS Managed Services • Experience with multi-tenancy and high-availability design patterns • Familiarity with AWS-managed services (Aurora, MSK/Kafka, ClickHouse); event-driven systems (SQS, SNS) a plus Production Deployment & Supportability • Experience deploying/operating production services, release management, and operational readiness • Understanding of observability, alerting, diagnostics, and runbooks; incident response and RCA experience AWS & Cloud Infrastructure • Experience with AWS as primary cloud platform; familiarity with Kubernetes (EKS) • Familiarity with IaC (Terraform, CDK, CloudFormation) and CI/CD for cloud-native services Nice to Have • Monitoring/logging/tracing or platform-management tooling experience • Additional AWS services (RDS, DynamoDB, Redshift, OpenSearch, Lambda); multi-cloud (Azure, GCP) exposure • Network security, cloud networking, or SASE/SD-WAN background; open-source co