Senior Product Engineer
Criticalmass
Posted: January 29, 2026
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Quick Summary
We are seeking a Senior Product Engineer to join our Motion & Sound team in San Jose, Costa Rica. The ideal candidate will be responsible for contributing to the creative excellence of our motion design team by participating in the conception, execution, and delivery of impactful solutions for clients, collaborating with other artists, creative directors, and producers to develop motion graphics and animations, and applying fundamental design principles to create engaging visuals.
Required Skills
Job Description
Sr. Studio Artist
Motion
Brief
This role is in the organization to support the Motion & Sound team and to ensure a cohesive
motion output.
The core expectation of this role is to contribute to the creative excellence of our motion design
team by participating in the conception, execution, and delivery of impactful solutions for clients
and to collaborate with other artists, creative directors, and producers, to develop motion
graphics and animations, applying fundamental design principles to create engaging visuals.
Career Development is typically provided by Motion & Sound Director but can be adapted to
suit an account and/or office location.
Nature of this role is that of a ‘contributor’ and ‘emerging leader’.
Skills Developed
• Willingness to learn and adapt in a fast-paced creative environment
• Ability to actively participate in team discussions and contribute creative ideas
• Ability to juggle projects and working alongside emerging talent, creative directors,
designers and producers
• Adept at handling multiple tasks and projects, with a keen attention to detail
• Enthusiasm for staying current with industry trends and emerging creative technologies
• Strong desire to develop your skills under the guidance of experienced team members
• Soft Skills
o Superb verbal and written communicator
o Team Player
o Foundational leadership skills
o Creative collaboration – looking at things, building, refining and revising, trying
new things
o Quality control –keen eye for small details, working with QC and team leads to
implement feedback• Hard Skills
o Advanced proficiency in After Effects, skillfully applying easing techniques to
achieve fluid and natural motion transitions, basic experience with expressions
o Familiarity with emerging creative tools like Midjourney, Unreal Engine and AI
applications
o In-depth knowledge of video formats, compression, and optimization, delivering
high-quality motion content tailored for various digital platforms
Activities Performed
• Work alongside a team in end-to-end productions, including concepting, creative ideation,
animatics, rough cuts, final edits, versioning, optimization and scaling
• Create high quality visually impactful motion design
• Guide and mentor emerging talent, with the support of your team lead
• Evolve and move the work forward daily
• Contribute in meetings and conversation with teams on ways to elevate the work
• Ensure that all motion graphics adhere to brand guidelines and project specifications
throughout the creative process
Sr. Studio Artist
Motion
Brief
This role is in the organization to support the Motion & Sound team and to ensure a cohesive
motion output.
The core expectation of this role is to contribute to the creative excellence of our motion design
team by participating in the conception, execution, and delivery of impactful solutions for clients
and to collaborate with other artists, creative directors, and producers, to develop motion
graphics and animations, applying fundamental design principles to create engaging visuals.
Career Development is typically provided by Motion & Sound Director but can be adapted to
suit an account and/or office location.
Nature of this role is that of a ‘contributor’ and ‘emerging leader’.
Skills Developed
• Willingness to learn and adapt in a fast-paced creative environment
• Ability to actively participate in team discussions and contribute creative ideas
• Ability to juggle projects and working alongside emerging talent, creative directors,
designers and producers
• Adept at handling multiple tasks and projects, with a keen attention to detail
• Enthusiasm for staying current with industry trends and emerging creative technologies
• Strong desire to develop your skills under the guidance of experienced team members
• Soft Skills
o Superb verbal and written communicator
o Team Player
o Foundational leadership skills
o Creative collaboration – looking at things, building, refining and revising, trying
new things
o Quality control –keen eye for small details, working with QC and team leads to
implement feedback• Hard Skills
o Advanced proficiency in After Effects, skillfully applying easing techniques to
achieve fluid and natural motion transitions, basic experience with expressions
o Familiarity with emerging creative tools like Midjourney, Unreal Engine and AI
applications
o In-depth knowledge of video formats, compression, and optimization, delivering
high-quality motion content tailored for various digital platforms
Activities Performed
• Work alongside a team in end-to-end productions, including concepting, creative ideation,
animatics, rough cuts, final edits, versioning, optimization and scaling
• Create high quality visually impactful motion design
• Guide and mentor emerging talent, with the support of your team lead
• Evolve and move the work forward daily
• Contribute in meetings and conversation with teams on ways to elevate the work
• Ensure that all motion graphics adhere to brand guidelines and project specifications
throughout the creative process
Critical Mass is an equal opportunity employer.
Critical Mass uses artificial intelligence in our recruitment process to enhance job postings, filter keywords during the review of prospective candidates, and, in some cases, transcribe interviews with our recruiters. Human review remains central to the process, and all hiring decisions are ultimately made by our team.
The Critical Mass Talent Acquisition team will only communicate from email addresses that use the URLs criticalmass.com, omc.com and us.greenhouse-mail.io. We will not use apps such as Facebook Messenger, WhatsApp, or Google Hangouts for communicating with you. We will never ask you to send us money, technology, or anything else to work for our company. If you believe you are the victim of a scam, please review your local government consumer protections guidance and reach out to them directly.
If U.S. based: https://www.consumer.ftc.gov/articles/job-scams#avoid
If Canada based: https://www.canada.ca/en/services/finance/consumer-affairs.html
If U.K. based: https://www.gov.uk/consumer-protection-rights
If Costa Rica based: https://www.consumo.go.cr/educacion_consumidor/consejos_practicos.aspx