Principal/Architect Software Engineer
Tonal · Remote · San Francisco, CA ·
COMPENSATION
$275k – $320k
Listed on the employer's job board (Ashby)
- Principal / Architect level
- Fully remote
- Device, App & Cloud
- Mentorship focus
- Hands-on coding
Lead architecture and delivery for Tonal’s integrated hardware and software ecosystem. You will translate business priorities into technical roadmaps, own complex cross-functional projects, and help grow senior engineers into technical leaders.
This position requires a hands-on approach, from system design and prototyping to debugging production issues. You will simplify shared interfaces and improve reliability, observability, and security to enable faster team delivery.
What you'll do
- Define 6–12 month technical direction across device, app, and cloud platforms
- Lead cross-team initiatives from problem definition through launch and adoption
- Write critical-path code, build prototypes, and guide system migrations
- Simplify shared systems to improve reliability, security, and developer workflow
- Mentor senior and staff engineers via design reviews and paired programming
- Integrate AI-assisted tools to enhance engineering quality and delivery speed
What you'll need
- Experience leading architecture at Senior Staff or Principal scope
- Deep expertise in backend, distributed systems, and cloud infrastructure
- Ability to reason across device, mobile, data, and service boundaries
- Proven track record of owning hard integrations or complex migrations
- Skill in turning ambiguity into focused plans and gaining stakeholder alignment
- History of mentoring other senior engineers into technical leadership roles
Nice to have
- Background in connected devices, fitness, or digital health sectors
- Experience with healthcare integrations and sensitive-data systems
- Practical application of AI in production products or engineering workflows
How you'll work
- Reports directly to engineering leadership
- Remains hands-on from design through production deployment