Staff Backend Software Engineer
Engineering · Posted 19 days ago
We are looking for a Staff Backend Software Engineer with 6+ years of experience to own and build core backend systems powering highly scalable SMS messaging infrastructure. You'll join a small, elite engineering team at a company that recently raised a $50M Series A and is expanding rapidly across enterprise, SMB, and...
- Way of working
- On site
- Location
- San Francisco, CA
- Pay range
- $225,000 to $300,000
- Level
- Staff
- Experience
- 6+ years
- Type
- Full time
- Visa sponsorship
- Not offered for this role
- The company
- B2B SaaS · under 20 people
Skills that matter here
What you would be doing
- Own and build core backend systems across routing, messaging, delivery, and automation infrastructure
- Design and ship scalable production services handling billions of messages per month across enterprise, SMB, and political messaging platforms
- Drive 0→1 product development - not just features, but entire product surfaces from scratch
- Collaborate closely with a lean engineering team
- Solve hard infrastructure problems at scale while moving quickly from idea to production
The full description
We are looking for a Staff Backend Software Engineer with 6+ years of experience to own and build core backend systems powering highly scalable SMS messaging infrastructure. You'll join a small, elite engineering team at a company that recently raised a $50M Series A and is expanding rapidly across enterprise, SMB, and political messaging verticals.
This is a rare opportunity to have massive technical impact at an early-stage startup delivering billions of messages per month. We need someone with strong career velocity who has built 0→1 products at high-growth startups (Pre-Seed to Series B) and thrives in a collaborative, fast-moving environment.
What you will do:
- Own and build core backend systems across routing, messaging, delivery, and automation infrastructure
- Design and ship scalable production services handling billions of messages per month across enterprise, SMB, and political messaging platforms
- Drive 0→1 product development - not just features, but entire product surfaces from scratch
- Collaborate closely with a lean engineering team
- Solve hard infrastructure problems at scale while moving quickly from idea to production
Interested in this one?
There is no apply button here on purpose. Tell us about yourself, we book a short call, and if this role fits we walk you through the company and ask before anything is sent. Always free for you.
Tell us about you