Sr. Principal Software Engineer at Zelis designing and operating core backend systems. Collaborating across the stack to build scalable, reliable, and cloud-based solutions.
Responsibilities
Design, develop, test, deploy, and maintain high-quality backend services and supporting systems
Work across the stack as needed to deliver complete, end-to-end solutions
Own services in production, including deployment, monitoring, performance, and operational health
Collaborate with product managers and designers to translate functional requirements into technical solutions
Drive architectural decisions with a focus on scalability, reliability, security, and maintainability
Improve development and delivery workflows, including CI/CD pipelines and infrastructure automation
Partner with engineers to identify and resolve production issues and system bottlenecks
Mentor engineers and provide technical leadership through design reviews, code reviews, and architectural guidance
Help establish best practices for operational readiness, observability, and system ownership
Requirements
Bachelor’s degree in computer science or a related technical field, or equivalent practical experience
8+ years of professional software engineering experience, primarily focused on backend systems
Proven ability to deliver reliable, maintainable software in production environments
Experience building and operating web-based services and APIs
Experience working with cloud platforms and modern infrastructure environments
Familiarity with Infrastructure as Code concepts and tooling
Experience contributing to or improving CI/CD pipelines and automated delivery processes
Strong written and verbal communication skills
Collaborative mindset, positive attitude, and desire to continuously learn and improve
Experience with TypeScript, Node.js, PostgreSQL, or similar backend technologies (preferred)
Familiarity with frontend frameworks such as Angular (preferred)
Experience with containerization, service-oriented architectures, or distributed systems (preferred)
Exposure to observability tooling (logging, metrics, tracing) (preferred)
Experience using AI-assisted tools to enhance development productivity or operational workflows (preferred)
Benefits
Hybrid and remote friendly culture
In-office work and activities vary based on work and team objectives
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