Applied AI Engineer | Hybrid | $170K–$230K + Equity

Description:

**Applied AI Engineer Production AI / LLM $170K–$230K + Equity** New York, NY Full-Time Approximately 3 Days/Week In Office

Yanny Almanzar
Senior Recruiter | Heartline Staffing
Call or Text: 929-523-6975
Email: [email protected]

Prefer a confidential conversation instead of applying? Call or text Yanny directly at 929-523-6975.

Heartline Staffing is recruiting an Applied AI Engineer for a full-time opportunity in New York City. This is an early-engineering role focused on building and shipping production AI systems that directly support marketplace growth, operational efficiency, revenue, and product quality.

The engineer will work closely with the founder/CEO and own AI initiatives from problem definition and architecture through production deployment, evaluation, and iteration.

IMPORTANT: This is not a research-only AI role. Candidates must have meaningful experience shipping AI/LLM functionality into production and must also have a strong full-stack engineering foundation.

COMPENSATION

• $170,000–$230,000 annual base salary
• Equity
• Relocation support available for strong candidates

WORK ARRANGEMENT

• Full-time, permanent
• New York City
• In-person collaboration strongly preferred
• Approximately 3 days per week in office

ROLE FOCUS

• Approximately 60% AI / Machine Learning
• Approximately 40% Product / Full-Stack Engineering

AI / ML RESPONSIBILITIES

• Select and evaluate models based on product and business requirements.
• Develop and refine prompts, fine-tuning approaches, and LLM workflows.
• Build with embeddings and vector databases.
• Develop AI evaluation and experimentation systems.
• Build and maintain data pipelines supporting AI functionality.
• Deploy, monitor, evaluate, and continuously improve production AI systems.

PRODUCT ENGINEERING RESPONSIBILITIES

• Build APIs and backend services supporting AI-powered functionality.
• Develop product integrations and AI-enabled features.
• Support UI integration of AI functionality.
• Build production infrastructure supporting AI systems.
• Translate ambiguous business problems into practical production solutions.

WHAT YOU’LL BUILD

• Candidate-to-job matching systems designed to improve placement quality and speed.
• Intelligent automation replacing manual marketplace workflows.
• AI-powered classification, extraction, content generation, and search functionality.
• Evaluation and experimentation systems focused on accuracy and consistency.
• Production AI features informed by real-world user feedback.
• Internal tooling and infrastructure supporting faster AI development and iteration.

Requirements:

Requirements

• 4+ years of engineering experience REQUIRED
• Meaningful experience shipping AI / LLM features into production REQUIRED
• Experience owning AI projects end-to-end, from problem definition through deployment and iteration REQUIRED
• Strong understanding of model selection, data pipelines, deployment, evaluation, and iteration REQUIRED
• Experience working with LLM APIs REQUIRED
• Experience with embeddings REQUIRED
• Experience with vector databases REQUIRED
• Experience with fine-tuning REQUIRED
• Strong full-stack web development foundation REQUIRED
• Ability to connect technical decisions to measurable business outcomes REQUIRED
• Must be legally authorized to work in the United States without sponsorship REQUIRED
• Ability to work approximately 3 days per week in the New York City office REQUIRED

Preferred

• Early-stage or high-growth startup experience
• Founding-team engineering experience
• Recruiting or talent-industry experience
• Marketplace experience
• Matching, search, or recommendation-system experience

Not ready to formally apply? That’s completely fine. Many professionals prefer a confidential conversation first.
Call or text Yanny directly at 929-523-6975.