About this opportunity
Motion Recruitment lists this Sr. Backend Engineer / .Net / Microservices / Lambda / AWS / Distributed Sys. / Remote opportunity in northern, Kentucky. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Our client is a Southern California product engineering company building streaming software for media organizations. Its platform supports live and on-demand content across web, mobile, and connected TV. They are seeking a Senior / Principal .NET Backend Software Engineer to build and improve the services behind their streaming products.
This is a hands‑on role focused on C#/.NET, distributed systems, and AWS. You will develop APIs, event‑driven services, and content ingestion workflows while improving the reliability and performance of a large backend platform. Principal‑level candidates should also have experience leading the architecture of a substantial backend domain.
Responsibilities
Design and build C#/.NET REST APIs, background workers, asynchronous workflows, and service-to-service integrations.
Improve microservice architecture, including service boundaries, messaging, retries, circuit breakers, and idempotency.
Build and operate services on AWS, selecting containers, serverless, or other compute options based on workload requirements.
Support content ingestion, processing, packaging, and delivery workflows for live and on-demand media.
Improve observability through metrics, logs, distributed tracing, alerting, and service level objectives.
Build security into services using authentication, role‑based access, secrets management, and secure communication.
Guide technical decisions and help resolve complex production issues across services.
Required Experience
Advanced, hands‑on C#/.NET experience building and operating production backend platforms, including APIs, background processing, and asynchronous workflows.
Experience with microservices at meaningful scale, including independently deployed services, event‑driven design, queues, failure handling, and production observability.
Strong AWS experience building and operating production systems using services such as ECS/Fargate, EKS, Lambda, API Gateway, SQS, SNS, EventBridge, RDS/Aurora, DynamoDB, S3, CloudFront, IAM, or CloudWatch.
Sound judgment about serverless and container‑based architecture, including performance, concurrency, runtime limits, operational needs, and cost.
Experience with a relational database such as SQL Server or PostgreSQL, a NoSQL database, and a cache such as Redis.
Hands‑on experience with OAuth 2.0 or OIDC, JWT, role‑based access control, secrets management, Docker, and CI/CD.
Experience managing AWS infrastructure through Terraform, CloudFormation, or similar tools.
Strongly Preferred
Production experience with Kafka or a comparable event streaming platform.
Kubernetes experience in addition to strong AWS platform experience.
Experience with high‑throughput systems, media workflows, job orchestration, or multi‑tenant SaaS.
A record of improving the cost, reliability, or performance of an existing AWS platform.
For Principal‑level candidates, experience setting architecture for a substantial backend domain.
Nice to Have
Snowflake or analytics pipeline experience.
Familiarity with streaming, transcoding, or CDN technology.
Go experience.
The Offer
$140,000–$160,000 base salary
Bonus incentives based on individual and company performance
Full benefits
Stock options
401(k) match
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Who can apply
Review the original listing for work authorization, qualifications and employer requirements.