Join the founding engineering team at Duckbill to build Skyway, an enterprise SaaS platform untangling the $47.5B cloud cost management market. You will design and operate the high-performance backend services and APIs that power data-heavy product experiences for Fortune 500 clients, transforming messy billing data into actionable financial intelligence.
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San Francisco, USA$180K - $220K + Equity
Featured roleSan Francisco, USA$180K - $220K + Equity
Senior Backend Engineer at Duckbill — VC-backed cloud cost platform
Duckbill is on a mission to untangle the $47.5B cloud cost management market, and they're looking for a Senior Backend Engineer to join their high-caliber team in San Francisco. Backed by $7.75M from Heavybit and Uncork Capital, you'll build the core engine of Skyway—a platform already trusted by Fortune 500 companies to manage massive cloud spends. If you're a Python expert who thrives on complex data modeling and wants to work alongside alumni from Confluent and Pinterest, this is your chance to join a growing startup at the ground floor and earn early-stage equity.
Overview
Why this role stands out
Company
Responsibilities
What you will do
- Design and scale backend services using Python and Flask to deliver low-latency, reliable APIs for complex cloud financial data.
- Architect and maintain critical data modeling workflows within PostgreSQL and ClickHouse to ensure absolute correctness and performance at enterprise scale.
- Collaborate with data engineers on ETL patterns and validation systems that normalize billing data from all major cloud providers.
Candidate profile
Who this is a fit for
- 5+ years of backend engineering experience with at least 3 years of professional Python development in production environments.
- Proven track record of designing RESTful APIs and working with both transactional (PostgreSQL) and analytical (ClickHouse/S3) data stores.
- Experience shipping user-facing product features in a fast-paced startup environment where data quality and performance are mission-critical.
What makes it remarkable
Why this role is remarkable
- Join a high-caliber team from Confluent, Pinterest, and Brex at the ground floor of a product with massive enterprise traction and million-dollar contracts.
- Backed by $7.75M from top-tier investors including Heavybit, Uncork Capital, and Encoded Ventures to solve a critical $47.5B market problem.
- Significant architectural ownership in a small team of 10, where your decisions directly impact the scalability of a platform saving customers millions.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
About Jack & Jill
Meet Jack
Jack gets to know what you are great at, what you want next, and makes sure Jill considers you for the right opportunities.
How does this work?
Jack's an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack's network.
If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.
Jack