Principal Software Engineer — Remote, Impact & Growth

Entertainment Partners Inc; San Bernardino (CA); Remote; USD 182,000 - 253,000; Full time

Job summary

UnitedHealth Group in California is seeking a Principal Software Engineer who treats reliability as a feature. You will refactor legacy code, build internal tooling, and deploy Rust services to support San Bernardino operations, with remote options available.

You'll own front-end interfaces in C#, contribute to microservices, and monitor health with robust alerting. The role offers mentorship, a growth ladder, and strong emphasis on performance and reliability across systems.

Qualifications

• Flexibility to adapt your approach as business needs evolve.
• Storytelling instincts that turn data into a decision.
• Adaptability and resilience when facing shifting requirements.
• Comfort working in a remote role with accountability for outcomes.
• Solid C# grounding, plus Flask you can pick up on the fly.

Responsibilities

• Profile and refactor legacy code to reduce technical debt over time.
• Build internal tooling that improves developer productivity and velocity.
• Build responsive, accessible front-end interfaces with C#.
• Monitor system health and set up alerting for production environments.
• Refine and maintain microservices that support UnitedHealth Group customers in San Bernardino, CA.
• Slice the empathy-led technology monolith into Rust services San Bernardino, CA can deploy alone.

Skills

C#

Flask

Rust

Front-end development

Job description

UnitedHealth Group in California is seeking a Principal Software Engineer who treats reliability as a feature. You will refactor legacy code, build internal tooling, and deploy Rust services to support San Bernardino operations, with remote options available.

You'll own front-end interfaces in C#, contribute to microservices, and monitor health with robust alerting. The role offers mentorship, a growth ladder, and strong emphasis on performance and reliability across systems.