Founding Backend Engineer

San Franciscofull timeOn Site

Apply on Employer Site

mid

$200k–$300k

H1B: no

Clera Founding Backend Engineer at Clera to design, operate, and improve backend infrastructure for an AI-powered personal assistant. Responsible for messaging pipelines, agent runtime, scheduling, capacity planning, data security, and observability.

Responsibilities

Own the backend infrastructure for an AI-powered personal assistant that communicates through text, email, and phone. As a hands-on founding engineer, you will design, operate, and improve reliable systems that ensure messages and scheduled actions work as expected.
Design and operate messaging pipelines for inbound and outbound communications, with reliable ordering, retries, and delivery tracking.
Build an agent runtime for background tasks, handling concurrency, timeouts, cancellation, and recovery from model or tool failures.
Implement scheduling for deferred actions and follow-ups that must run reliably in the correct time zone.
Plan capacity, load test, optimize databases, and evolve architecture to support substantial traffic growth.
Own data security, privacy, Postgres schemas and migrations, and user data deletion workflows.
Build observability and tracing across messages, model calls, and tools, and monitor latency and cost.
Set backend engineering standards and help grow the engineering team while remaining hands-on.

Qualification

Production experience with PostgresExperience with messagingHands-on technical leadership

Required

At least 4 years of software engineering experience, including production on-call ownership for systems handling meaningful traffic.
Deep experience building and scaling distributed systems, including queues, workers, retries, idempotency, and failure recovery.
Experience scaling systems through rapid growth and making sound technical prioritization decisions.
Production experience with Postgres, including schema design, migrations, and performance tuning, as well as cloud infrastructure and infrastructure as code.
Production experience with TypeScript or Python and capacity planning for growing workloads.
Experience with messaging, telephony, or other event-driven systems where dropped or duplicated events have real costs.
Experience building observability and tracing that measure latency and cost across distributed components.
Familiarity with AI-assisted development workflows and the ability to verify and take responsibility for generated code.
Hands-on technical leadership, a founding-team mindset, and a record of sustained work in a role or deep expertise in a technical domain.

Benefits

Equity/RSU

Company

Clera

View company page

Source: ashby

Active within the past hour

More roles at Clera

Founding Data Engineer, Pricing and Comps

New York · Remote

Senior ML Engineer, Perception

San Francisco

Senior Optical Engineer, R&D

San Francisco

Senior Robotics Engineer, Controls

San Francisco

Boost Your Interview Chances

Improve Resume Match Score

Free

Your Score

9.0

Strong Applicant

Must-Have Skills for This Role

PostgresTypeScriptPythoncloud infrastructureinfrastructure as codemessaging

Optimize my Resume

Apply Faster with Autofill

Free

Save your profile once. LumiJobs pre-fills the employer's application form so you stop re-typing the same answers on every site.

Apply With Autofill

Or skip LumiJobs's tools and submit directly on the employer's career site.

Apply on Employer Site

Founding Backend Engineer at Clera · LumiJobs