Staff Software Engineer at First Resonance | California | Rezi

Staff Software Engineer at First Resonance

Staff Software Engineer

First Resonance · California

1 months ago

Staff Software Engineer

First Resonance · California

a month ago
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About the Role

First Resonance is seeking a Staff Software Engineer to architect and scale backend services and AWS cloud infrastructure for their ION Factory OS. This role involves writing production-grade application code, optimizing cloud footprint, and building elegant APIs while managing Kubernetes clusters and AWS environments.

Responsibilities

  • Build, scale, and maintain high-performance backend services and APIs.
  • Own the relationship between the application layer and AWS infrastructure.
  • Evaluate and evolve backend and cloud architecture for growth.
  • Establish and improve reliability practices at application and infrastructure levels.
  • Identify systemic bottlenecks and lead optimization initiatives.
  • Create scalable primitives to enable faster, lower-risk code shipping.
  • Coach engineers on backend best practices, operational maturity, and cloud architecture.
  • Lead by example through hands-on delivery.

Requirements

  • 8+ years of professional software engineering experience.
  • Proven track record of shipping production-grade backend code and owning infrastructure.
  • Strong hands-on coding skills in modern backend languages (e.g., Python, Go, Node.js).
  • Deep AWS Expertise: Demonstrated experience building, deploying, and managing complex systems on AWS (EC2, EKS/ECS, RDS, VPCs, IAM, etc.) using Infrastructure as Code (e.g., Terraform).
  • Deep understanding of distributed systems, relational databases, caching, message queues, and API design.
  • Track record of leading large technical initiatives across teams or a complex codebase.

Skills

  • Backend development
  • API design
  • AWS infrastructure management
  • Kubernetes
  • Terraform
  • Python
  • Go
  • Node.js
  • Distributed systems
  • Relational databases
  • Caching
  • Message queues
  • SRE/reliability engineering
  • Database scalability
  • Multi-tenant architectures
  • Zero-downtime data migrations
  • Internal platforms
  • Developer tooling

Location

  • Remote

Work Type

  • Full-time

Experience Level

  • Staff
  • Senior

Benefits

  • Health Insurance (medical, vision, dental, & life insurance)
  • Paid Parental Leave
  • Employee Stock Option Plan
  • Team outings, group lunches, open office, happy hours
  • Paid holidays, sick days
  • Flexible Friday and PTO
  • 401K

About the Company

  • First Resonance accelerates the speed and reliability of hardware development for companies manufacturing next-generation hardware products, including space exploration, electric airplanes, autonomous vehicles, nuclear reactors, and robotics.
  • The company is composed of software, hardware, and manufacturing engineers bringing modern UX and data science to an industry that has been rigid in its innovation.
  • First Resonance removes barriers to advancement by providing tools to manufacturing engineers and operators for freer information flow, easier team collaboration, and data-driven insights for better hardware quality and delivery.

Equal Opportunity

  • First Resonance is an equal opportunity employer dedicated to building an inclusive and diverse workforce.
  • First Resonance participates in E-Verify. As part of our onboarding process, a new hire's Form I-9 information will be shared with the federal government to confirm they are authorized to work in the U.S.