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TrustLab · 15 hours ago

Senior Backend / Systems Engineer (AI) - San Mateo, CA

San Mateo, CA

Full-time

Hybrid

Mid, Senior Level

3+ years exp

TrustLab is seeking a Backend / Systems Engineer to help build a flexible, robust, and high-performance backend architecture that serves diverse use cases across customers and product lines. This role is critical in enabling AI engineers, analysts, and data scientists to rapidly prototype, iterate, and deploy workflows and services leveraging large language models (LLMs).

Artificial Intelligence (AI)Cyber SecuritySocial MediaSoftware

H1B Sponsor Likely

Responsibilities

Design and build extensible backend systems that support flexible configurations for different customers and content types

Develop infrastructure that interfaces cleanly with LLMs—enabling prompt engineering, context injection, and modular evaluation workflows

Build tooling and platforms that enable fast iteration by AI engineers and analysts, including declarative pipelines, parameterized jobs, and reproducible experiments

Prioritize ease of deployment, integration, and testing—both for internal teams and external partners

Collaborate closely with product, data, and policy teams to translate nuanced safety needs into scalable, maintainable software systems

Qualification

Backend systems engineeringPythonCloud-native infrastructureScalable APIsLLM-based systemsGoJavaDjangoSnowflakeReactDevOps

Required

3+ years of experience in backend systems or infrastructure engineering

Strong software engineering skills in Python, Go, Java, or equivalent

Experience designing scalable APIs, backend systems and data pipelines

Familiarity with LLM-based systems (e.g., prompt management, context formatting, batch inference, prompt-tuning workflows)

Strong understanding of cloud-native infrastructure (e.g., AWS, Lambda, Kubernetes, CI/CD pipelines)

Passion for building systems that unlock velocity and experimentation for cross-functional teams

Preferred

Background in trust & safety, or content moderation

Familiarity with Django, Snowflake, React, Step functions

Experience with LLM-Ops and DevOps

Benefits

Competitive compensation

Comprehensive benefits

Company

TrustLab

TrustLab is an AI software company used to protect against misinformation, hate speech, identity fraud, and other harmful content.

Founded in 2019

Palo Alto, California, USA

11-50 employees

https://www.trustlab.com

H1B Sponsorship

TrustLab has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

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Trends of Total Sponsorships

2024 (1)

2023 (1)

2022 (1)

2021 (3)