Hiring: Senior Backend Engineer Company: Haystack Location: Nashville, TN Job Posted Time: 2026-09-16 19:45:39 Target Skills & Keywords : API Gateway, AWS, Care Coordination, Clean Architecture, DynamoDB, Event-Driven, HIPAA, Lambda, PostgreSQL, Python, RDS, Serverless, TDD About the job Experience: •7+ years of backend engineering experience with production-grade systems. Required Skills: •Architect durable serverless systems and develop clean, reliable Python services. •Power mission-critical workflows such as claims processing, eligibility ingestion, and care coordination. •Design and build large-scale, resilient serverless systems using AWS Lambda, API Gateway, and DynamoDB. •Develop backend APIs for both member-facing and partner-integrated applications. •Implement secure, compliant data flows aligned with healthcare privacy standards. •Mentor other engineers and contribute to engineering culture and technical standards. •7+ years of backend engineering experience with production-grade systems. •Expert-level experience with AWS serverless technologies and event-driven design. Compensation: •Competitive benefits and rewards package Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!