Senior Backend Engineer

Casa Technologies, Inc.; San Francisco (CA); On-site; USD 180,000 - 240,000; Full time

Job summary

Casa Technologies, Inc. is seeking a founding Senior Backend Engineer to design, develop, and ship robust backend systems that deliver value to our members.

You’ll build core systems, shape our founding team culture, and work closely with founders, engineers, and designers to deliver groundbreaking products at scale.

Qualifications

• Passion for building robust backend systems.
• Deep understanding of backend architecture and API design.
• Experience designing scalable, reliable data stores.
• Willingness to lead and mentor teammates in a founding team.
• Ability to build with a long-term owner mindset in a startup.

Responsibilities

• Lead the architecture and development of backend systems, ensuring they are scalable, secure, and reliable.
• Design and implement APIs that power iOS apps and client interfaces.
• Optimize performance and scalability for growing member base and data.
• Stay current with backend tech and cloud infrastructure, integrating new tools as needed.
• Level up the engineering team by reviewing code and designs and providing feedback.

Skills

Backend architecture

API design

Database management

Ownership & leadership

System scalability

Job description

Open — Casa Technologies, Inc. has a posting for this job. Posted 24 Aug 2026.

About Casa

Casa is building the future of autonomous home care. We make it effortless to maintain and improve your home with a deep, digital understanding of your home combined with the people to service it. Founded by some of Uber's earliest employees, we’re bringing deep technical and operational expertise to transform the homeownership experience.

About the role

We’re hiring a founding Senior Backend Engineer to help us design, develop, and ship robust backend systems that deliver exceptional value to our members.

You’ll work closely with our founders, fellow engineers, and designers to create thoughtful and groundbreaking products that deliver exceptional value to our members. You’ll help build our core systems and product and define much of our founding team culture.

Some of the responsibilities you’ll have

• Lead the architecture and development of our backend systems, ensuring they are scalable, secure, and reliable
• Design and implement APIs that power our iOS applications and other client interfaces
• Optimize performance and scalability of our services to handle a growing number of members and data
• Stay current with the latest advancements in backend technologies and cloud infrastructure, and integrate new technologies and methodologies as appropriate
• Level up a growing engineering team by reviewing code and designs of teammates and providing constructive feedback to maintain high quality

About you

• You’re passionate about building robust systems. You have a deep understanding of backend architecture, API design, and database management, and you’re excited to build systems that scale with our growing member base
• You’re excited to be a founding engineer at an early-stage startup. This means that there’s a lot of systems and structure yet to be put in place, and you’ll play an active role in building and shaping those alongside our company culture
• You’re excited to build. You embrace the challenges and growth that come with joining an early-stage company, thriving in a fast-moving, evolving environment
• You think and act like an owner. You take a long-term view, make decisions with care, and are eager to take initiative and responsibility with good judgment
• You roll up your sleeves. You find satisfaction in taking action, solving problems, and learning quickly, rather than delegating or managing from the sidelines
• You’re mission-driven and adaptable. You understand the stakes of a startup, focus on what matters most, and dedicate yourself to building for long-term success
• You thrive on collaboration and problem-solving. You work best in an in-person culture, feeding off shared energy, brainstorming, and engaging with others daily