Third

Data & AI Engineer

United States full-time Senior $140,000 - $170,000
full-time Senior level Technology & IT Salary listed Curated
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About the role

Aboutthird
Third is a modern-commerce growth company helping brands turn new and emerging platforms into real sales channels.
Our integrated acquisition strategy connects best-in-class teams across TikTok, Whatnot, Meta, Snap, and beyond - eliminating the need to stitch together multiple partners.
Third blends deep niche expertise with modern execution to launch, operate, and scale commerce on new platforms, transforming culture, creators, and content into real product sales.
The Role
We're looking for a Data & AI Engineer to build the technical foundation of Third's Creative Engine, an AI-powered platform that connects creative performance, creator data, and commerce insights.
You'll own the data architecture, AI integrations, and engineering systems that power the platform, building everything from scalable data pipelines to LLM-powered video analysis and search capabilities. This is a hands-on, high-impact role with significant technical ownership and the opportunity to shape an emerging product from the ground up.
What You'll Do
Data Architecture & Engineering

Design and build scalable data pipelines that connect performance, sales, engagement, and creator data across TikTok, Meta, and other platforms.

Develop robust data models, databases, and backend infrastructure using Python, Django, and PostgreSQL.

Integrate third-party APIs and manage complex data processing challenges, including rate limits, authentication, and asynchronous workflows.

AI & Machine Learning Integration

Build LLM-powered workflows for video analysis, creative tagging, and AI-generated insights using technologies such as Gemini and Claude.

Develop semantic search and retrieval capabilities that transform complex data into actionable creative intelligence.

Optimize AI systems for accuracy, reliability, scalability, and cost efficiency.

Product & Full-Stack Development

Build tools that connect creative performance, creator history, and engagement data into a centralized intelligence platform.

Develop end-to-end features, including dashboards, search interfaces, content libraries, and reporting tools.

Partner with product and creative teams to translate business needs into scalable technical solutions.

Technical Ownership & Execution

Own engineering solutions from architecture and development through deployment, monitoring, and optimization.

Leverage AI-assisted development tools to accelerate coding, testing, and delivery.

Contribute to technical standards, architectural decisions, and continuous improvements as the platform scales.

What We're Looking For

5+ years of experience building production applications, with a strong focus on data-intensive systems and backend engineering.

Advanced proficiency in Python, Django, PostgreSQL, and SQL.

Experience designing scalable data models, pipelines, and asynchronous processing systems using Celery, Redis, or similar technologies.

Hands-on experience integrating LLM APIs into production, including prompt engineering, structured outputs, and cost management.

Experience working with third-party APIs, including authentication, rate limits, and complex data structures.

Proficiency with AI-assisted development tools such as Claude Code or similar platforms.

Ability to independently build and deploy end-to-end features, including backend and frontend components.

Strong problem-solving, communication, and independent decision-making skills.

Nice to Have: Experience with RAG, pgvector, AI agents, video processing, AWS, or ad tech and creator economy platforms.
Our Tech Stack: Python, Django, PostgreSQL, Celery, Redis, HTMX, Tailwind CSS, Gemini, Claude, Docker, AWS, and GitHub Actions.
Who You Are

You're a builder who enjoys solving complex problems and shipping practical solutions.

You're passionate about AI and excited to explore new technologies and development approaches.

You thrive with autonomy and are comfortable making technical decisions in an evolving environment.

You're collaborative, resourceful, and motivated by creating scalable systems that deliver real business value.

Why This Role Matters
Third is building the intelligence layer behind its creative operations. As our Data & AI Engineer, you'll develop the technology that transforms disconnected data into meaningful insights, helping our teams make faster, smarter, and more effective creative decisions.
Location
United States, Remote
Compensation

Competitive salary + performance bonus eligible

Comprehensive health, dental, and vision coverage

Flexible PTO

Remote-first work environment with periodic team gatherings

Access to an industry-leading network across social commerce, creator, and brand marketing

Third is an equal opportunity employer. We are committed to building a diverse team and an inclusive environment where all employees feel valued and empowered

Originally posted on Himalayas

Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Senior
Technology & IT API integration CSS Data Analysis MySQL Python Senior level

Likely questions

  1. Tell us about work you have done that is close to the Data & AI Engineer role.
  2. How would you approach your first 30 days at Third?
  3. Which of API integration, CSS and Data Analysis have you used recently, and what did it help you achieve?
  4. How have you led people, improved a process, or made a hard decision in a previous role?
  5. How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

  • A recent example that proves your experience with API integration, CSS and Data Analysis.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Data & AI Engineer role because I can bring practical experience in API integration, CSS and Data Analysis, learn the team quickly, and contribute to the outcomes Third needs from this hire.

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