# AI Agent Engineer

**Company:** [Tessera Labs](https://hotfix.jobs/companies/tessera-labs)
**Location:** San Jose, CA
**Role:** ML Engineering
**Salary:** $150k – $230k/yr
**Experience:** 5+ years
**Skills:** LLMs, AI Agents, Machine Learning, Vector Databases, Tool Calling, AWS, Azure, GCP, Fine-Tuning, Data Pipelines
**Posted:** 2025-09-05

> Builds complex AI agent pipelines using LLMs, develops ML models with fine-tuning pipelines, and deploys AI infrastructure on cloud platforms. Requires 5+ years experience, expertise in AI/ML systems, and bachelor's degree or higher.

## Job Description

## Key Responsibilities

### AI Agent Building (60%)
- Develop complex multi-step agentic pipelines around open- and closed-source LLMs.
- Build tools enabling AIs to interact with critical enterprise software platforms.
- Ensure AI designs align with business objectives and industry best practices.

### ML development and fine-tuning (30%)
- Create data generation and processing pipelines to train and fine-tune custom ML models.
- Implement and manage training and evaluation pipelines for LLMs.

### Deployment and AI Systems Infrastructure (10%)
- Manage AI infrastructure across platforms such as AWS, Azure, or GCP.
- Deploy inference endpoints and serve AI and LLM technologies as part of our core product infrastructure.

## Required Qualifications
- Earned a Bachelor’s degree, Master's degree or Ph.D. in Computer Science, Engineering, or a related field.
- 5+ years of experience in software engineering, platform engineering, or related roles.
- Proven expertise in AI model building and agent development.
- Strong background in ML and LLM-driven systems development.
- Experience with compound AI systems, vector databases, and tool-calling AIs.
- Excellent problem-solving skills and the ability to work in a fast-paced, collaborative environment.

## Preferred Qualifications
- Experience building & deploying production-grade, large-scale AI applications.
- Familiarity with AI deployment, evaluation, and monitoring practices.
- Strong communication skills with the ability to articulate complex technical concepts to non-technical stakeholders.

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**Apply:** https://hotfix.jobs/jobs/afa2b42f-e10f-4b2d-86f2-13c3b4a6cc8b
**Canonical:** https://hotfix.jobs/jobs/afa2b42f-e10f-4b2d-86f2-13c3b4a6cc8b