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WITHIN

Unified performance branding and media optimization

AI Creative Specialist

Applied Machine LearningConfirmed live in the last 24 hours
Full-timeMexico City, CDMX, Mexico

About the Job

Requirements

  • At least 3 years of experience in a creative production or AI-focused role, with proven experience delivering AI-generated content for commercial use.
  • Proficiency in multiple AI generation platforms and workflows, such as Flux, Midjourney, Gemini image models, and ComfyUI.
  • Skill in model training for product or branded imagery.
  • A strong design sensibility and ability to align AI outputs to specific brand styles.
  • A demonstrated record of experimenting with and successfully integrating emerging AI solutions in real-world campaigns.
  • Ability to lead discussions on AI-driven concepts with technical and non-technical stakeholders.
  • Availability to work on-site in Mexico City five days a week.
  • Ability to submit a resume in English.

Responsibilities

  • Produce original, high-fidelity images and videos using prompt engineering, model training, and internal tools for client projects.
  • Develop, test, and improve internal AI tools used by creative teams.
  • Partner with post-production, creative, and strategy teams to create AI-assisted content that maintains brand consistency, product accuracy, and commercial viability.
  • Use AI image and video models, node-based and API-driven environments, and finishing tools to prepare outputs for delivery.
  • Collaborate with motion graphics designers, video editors, and graphic designers to integrate AI-generated assets into final deliverables.
  • Guide creative teams on best practices for using AI-generated components in creative campaigns.
  • Develop and refine AI content-creation processes, including prompt architecture, iterative and batch workflows, reference libraries, and reusable presets.
  • Use internal AI creative tools in live production, report bugs and edge cases, propose features, test releases, and document workflows for other teams.
  • Track emerging models and techniques, benchmark them against existing tools, and recommend which to adopt or pilot.
  • Perform quality checks on AI outputs and adjust color, composition, and brand alignment.
  • Ensure final deliverables meet creative standards and client expectations across paid social, digital displays, and print.
  • Run walkthroughs, write documentation, and coach team members on prompt crafting, model selection, and workflow choices.
  • Partner with creative leads to scope feasibility, effort, and timelines for AI-driven work.
  • Use Excel and complete a typing test as part of the interview process.

Desired Qualifications

  • Experience with LoRA training for reference and identity conditioning, or with image-to-video and multi-reference workflows for specific products, packaging, materials, and brand worlds.
  • Familiarity with APIs, JSON, and vibe-coding.

About the Company

WITHIN

Unified performance branding and media optimization

Within is a performance branding agency that blends brand-building with performance marketing to improve clients’ business outcomes. It creates unified marketing strategies that cover the entire customer journey, from awareness to purchase, and deliberately collapses the traditional marketing funnel to optimize media investments and deliver measurable financial results. Working with a diverse roster of established brands, it acts as an extension of clients’ marketing teams, forming strategic partnerships to drive continuous optimization and scalable growth. Its main goal is to maximize marketing ROI and deliver long-term value by aligning brand and performance across channels and touchpoints.

Company size
201-500
Company stage
Seed
Total funding
$150K
Headquarters
New York City, New York
Founded
2015

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