Sr. Backend Engineer

What We’re Looking ForWe value engineers who take initiative, communicate clearly, and are comfortable working in a fast-moving environment where responsibilities can shift. You’ll be expected to balance technical execution with attention to detail, collaborate across functions, and approach challenges with a sense of ownership.What You’ll DoDevelop and maintain backend services in .NET Core (C#).Design, build, and secure REST APIs used by the frontend.Implement and maintain cloud infrastructure on AWS (ECS, Lambda, RDS, S3, API Gateway).Ensure HIPAA compliance and follow best practices in security (encryption, access control, auditing).Collaborate with DevOps to implement CI/CD pipelines and testing frameworks.Optimize relational database performance (PostgreSQL/SQL Server).Contribute to containerized deployments with Docker/Kubernetes (ECS/EKS).Support integration of AI/ML workflows as needed.What You BringStrong experience in C#, ASP.NET Core, and distributed backend systems.Proven ability to design and build REST APIs.Hands-on experience with AWS services (ECS, Lambda, RDS, S3, API Gateway).Knowledge of security practices and compliance frameworks (HIPAA preferred).Experience with relational databases (PostgreSQL or SQL Server).Proficiency with CI/CD, testing, and DevOps practices.Familiarity with Docker/Kubernetes.It Is An Asset If You HaveFamiliarity with healthcare data standards (FHIR, HL7).Exposure to AI/ML pipeline integration.Experience working in startup or small-team environments.Since 2005, Perform's engineers have been helping companies scale their apps and their teams. We were near-shoring before it was even a term and have worked with 100s of clients along the way.