Senior Backend Engineer San Francisco, CA

Cloud spend is a whopping $500 billion/yr, the biggest growing expense category for any tech company - tackling these costs requires continuous effort and time from Dev Ops teams.

Pump is a building the fastest way to save ~60% on cloud spend. Our AI-powered platform not only fully automates savings but we also leverage the power of group buying for even greater discounts. Our mission is to use AI to transform the status quo of cloud cost optimization.

We are backed by Y Combinator and our founding team consists of seasoned entrepreneurs with prior exits. We have a transparent, collaborative and a fast-paced culture that prioritizes winning with a flat organizational structure.

You will play a critical role in building our platform, driving the technical direction of our company. This is a hands‑on position that will involve working on all parts of our backend, from the infra to services, and collaborating with other engineers, designers, and founders. A great opportunity for someone to create a lasting impact not only on the primary product but also on the company's values and vision, given our early stage - we hope Pump would be that career defining opportunity for all of us!

We are 5 days a week in office. No remote work will be considered.

• Work closely with the rest of the team to design and implement our backend, and infrastructure.
• Collaborate with other engineers and designers to build a user-friendly and intuitive platform that meets our customers' needs.
• Help define and execute the technical roadmap for our platform, balancing technical debt and innovation to ensure we can deliver on our business goals.
• Invent, extend, and maintain development processes, tools, and workflows.

• BS or MS in Computer Science, Engineering, or a related field.
• 5+ years of experience as a backend engineer, with a focus on building scalable and reliable web applications, preferably at a pre‑Series B startup. Tech Lead experience is a plus.
• Ability to decompose large problems into concrete deliverables and milestones and then deliver against the committed plan.
• Ability to work 5 days a week in office.
• Strong proficiency in Python, and familiarity with at least one Python backend framework. We use FastAPI!
• Experience with AWS and knowledge of AWS cost and billing is a plus.
• Experience with SQL and No
  
  SQL databases. We use Postgres and Dynamo!.
• Experience with Docker and container orchestration systems (e.g. Kubernetes) is a plus.
• Strong communication skills and ability to collaborate effectively with cross‑functional teams.
• Experience with and enjoys creating prototypes and experimenting quickly.

• Comprehensive healthcare and dental coverage.
• 401(k) plan.
• Generous PTO: 13 accrued days, plus company shutdown December 24—January 1st.
• Free lunch & dinner at the office.
• Annual company‑paid retreats.
• Developmental bonuses: support for professional development opportunities tied to cloud and related fields.

• US Citizen/Visa Only - no sponsor ships available.
• Minimum 4 years of experience.
• Base salary USD ,000 per year.
• Eligible for our highly valuable equity.