Senior Motion Designer (Remote | $70–$120/hr)

Synthires; United States; Remote; USD 96,000 - 165,000; Full time

Job summary

Synthires is seeking a Senior Motion Designer and Creative Technologist for a remote, full-time role focused on AI model evaluation. You’ll craft real-world motion tasks, evaluate AI-generated outputs, and contribute to training data quality through rigorous feedback and documentation.

The ideal candidate has 5+ years in motion design, advanced After Effects, 3D experience, and proficiency with code-driven animation tools.

Qualifications

• 5+ years of professional motion design experience.
• Advanced After Effects skills with expressions and parallax.
• Experience with Cinema 4D or Blender for 3D elements.
• Proven track record delivering code-driven motion workflows.
• Proficiency with delivery formats like .aep, .mogrt, .c4d, .blend, SVG, ProRes, H.264.
• FFmpeg command-line experience for video encoding and editing.
• Experience with generative video/image tools (Runway, Midjourney, etc.).
• Public portfolio or reel and public code sample of video work.
• Strong written communication and ability to explain creative decisions.
• Availability for at least 40 hours per week.

Responsibilities

• Create challenging motion design tasks and reference deliverables using After Effects and code-based animation tools.
• Evaluate AI-generated motion graphics for timing, typography, safety areas, tracking, and sync.
• Provide clear, actionable written feedback to improve AI model performance.
• Develop evaluation guidelines, rubrics, and quality checks for motion design outputs.
• Build scripted technical checks for rendered video and animation deliverables.
• Collaborate with research teams to improve training data quality and consistency.

Skills

Motion design

After Effects

3D workflows

Code-driven animation

Portfolio

Tools

Remotion

HTML5 Canvas

SVG animation

Three.js

WebGL

GSAP

p5.js

TouchDesigner

Houdini

FFmpeg

Job description

Senior Motion Designer (Remote | $70–$120/hr)

Position: Senior Motion Designer & Creative Technologist (AI Evaluation)

Type: Full-Time W-2 Employment

Compensation: $70–$120 per hour

Location: Remote

About the Opportunity

Join a leading AI research project as a Senior Motion Designer and Creative Technologist. You will contribute professional motion design expertise to AI model development by creating reference deliverables, evaluating AI-generated motion graphics, and improving the quality of AI training data.

The role combines advanced motion design, 3D workflows, and code-driven animation, with an emphasis on real-world creative production standards.

Key Responsibilities

• Create challenging, real-world motion design tasks and reference deliverables using editable After Effects projects and code-based animation tools.
• Evaluate AI-generated motion graphics and video for timing, easing, typographic hierarchy, safe areas, tracking, and synchronization.
• Provide clear, actionable written feedback to improve AI model performance.
• Develop evaluation guidelines, rubrics, and quality checks for motion design outputs.
• Build scripted technical checks for rendered video and animation deliverables.
• Collaborate with research teams and other subject matter experts to improve training data consistency and quality.

Required Qualifications

• 5+ years of professional motion design experience with agencies, motion studios, post-production houses, broadcast teams, or in-house brand studios.
• Advanced Adobe After Effects skills, including expressions, kinetic typography, 2.5D parallax, and tracked composites.
• Experience with Cinema 4D or Blender for 3D elements.
• Demonstrated experience delivering code-driven motion using at least one of the following: Remotion, HTML5 Canvas, SVG animation, Three.js, WebGL, GSAP, p5.js, TouchDesigner, Houdini, or FFmpeg-scripted rendering.
• Proficiency with editable source files and delivery formats, including .aep, .mogrt, .c4d, .blend, Lottie JSON, .riv, SVG, Git repositories, ProRes, and H.264.
• Command-line FFmpeg experience for encoding, concatenation, overlays, frame extraction, and media inspection.
• Professional experience with generative video and image tools such as Runway, Kling, Luma, Midjourney, or ComfyUI.
• Ability to create comparison samples and assess the quality of AI-generated visual outputs.
• A public portfolio or reel of shipped work and a public code sample demonstrating video rendering or animation.
• Strong written communication skills and the ability to explain creative decisions clearly.
• Availability for at least 40 hours per week during weekdays.

Preferred Qualifications

• Experience working with established creative agencies, motion studios, or equivalent in-house brand teams.
• Experience developing motion design evaluation frameworks and technical quality checks.
• Familiarity with multiple code-driven animation and generative media workflows.

Compensation & Engagement

• Compensation: $70–$120 per hour.
• Full-time W-2 employment through Cincinnatus LLC.
• Remote work within the United States.
• 40 hours per week, with weekday availability required.
• Cincinnatus LLC serves as the employer of record and handles payroll, benefits, and employment compliance.
• Opportunity to work directly within a leading AI lab's extended workforce.

Cincinnatus LLC is an Equal Employment Opportunity employer. All qualified applicants are considered without discrimination based on legally protected characteristics. Reasonable accommodations are available upon request..