Lead technical engagements with enterprise API customers, typically AI native enterprises; act as the primary engineering counterpart.
Translate customer requirements into product and infrastructure improvements; contribute code directly to core API services and custom point solutions.
Work on systems that scale to thousands of queries per second, where each millisecond of latency matters
Partner with product and research teams to ship improvements driven by real production usage.
Implement and integrate our APIs into customer production systems.
Design and run joint API evaluation frameworks with customers; analyze results and drive measurable improvements during and after the evaluation process.
Diagnose integration, retrieval, ranking, and evaluation issues in customer environments and resolve them hands-on.
Support technical aspects of enterprise sales cycles: architecture reviews, POCs, benchmarks, and performance validation..

Requirements

Strong software engineering fundamentals; able to ship production-quality code.
3-5+ years experience building production-grade APIs in Python
3-5+ years experience shipping production applications with AWS
Deep understanding of modern AI systems: LLMs, RAG, retrieval, evaluation, embeddings, ranking, and inference tradeoffs.
Experience building or integrating AI/search APIs into real production systems.
Ability to design and interpret evaluation metrics, benchmarks, and experiments.
Comfortable debugging distributed systems, API performance, and data/retrieval pipelines.
Strong customer-facing engineering communication; can explain complex systems clearly to technical teams.
Bias toward action, shipping, growth and customer impact.
Able to quickly iterate between customer feedback and code-level improvements.
Extremely strong drive to compete and win.

Benefits

Hubs in San Francisco and New York City offering regular in-person gatherings and co-working sessions
Flexible PTO with U.S. holidays observed and a week shutdown in December to rest and recharge*
A competitive health insurance plan covers 100% of the policyholder and 75% for dependents*
12 weeks of paid parental leave in the US*
401k program, 3% match - vested immediately!*
$500 work-from-home stipend to be used up to a year of your start date*
$1,200 per year Health & Wellness Allowance to support your personal goals*
The chance to collaborate with a team at the forefront of AI research

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

software engineeringproduction-quality codeAPIsPythonAWSAI systemsLLMsretrievalevaluation metricsdebugging

Soft Skills

customer-facing communicationexplain complex systemsbias toward actionshippinggrowth mindsetcustomer impactiterative feedbackstrong drive to compete