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Designer

Criticalmass

San Jose, Costa Rica (San Jose) Remote permanent

Posted: April 28, 2026

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Quick Summary

Design solutions for marketing and communication campaigns and digital experiences, with a focus on user-centered design and high-quality deliverables.

Job Description

The Designer is responsible for the execution of visual design deliverables while actively contributing to the successful implementation of design solutions for marketing/communication campaigns and digital experiences that benefit people and clients. By creating design deliverables and solutions that align strategic direction and user needs, providing support to other team members, having passion for design and keeping high standards, the Visual Designer contributes to project success, client satisfaction and to strengthen our creative culture.

You Will

• Creates storyboards, mood-boards, initial visual concepts, design layouts, photo-retouching, illustrations for digital, functional design solutions, site grids and UI demos under Design Lead supervision.

• Contributes on visual design projects in the following areas: Print, Marketing Campaign, Social Media, Motion and Illustration.

• Provides reliable quality assurance on all visual design deliverables. Anticipates issues and flags situations that might impact quality or delivery success.

• Participates in calls and client meetings, handles IM and e-mail communication. Presents work during internal presentations.

• Communicates effectively with design team members, project managers and design leads.

• Thinks creatively and justify concepts to team members and Design Leads.

• Understands and applies the design thinking cycle to projects when is appropriate.

• Balances strategic development with client objectives.

• Stays up to date with recent design trends and new technologies.

• Builds and maintains a rapport with creative team, project managers and developers.

You Have

• 2+ yrs. experience in advertising agencies, digital agencies, design agencies, and/or startups.

• English Proficiency (B2+ reading, writing, and conversation).

• Strong design portfolio including pieces for international clients.

• Experience working with design teams in at least 2 of these areas: on print, visual design, digital marketing, social media, illustration and motion areas, preferably for international clients and global brands.

• Solid understanding of interactivity and animation principles and best practices.

• Solid understanding of visual design principles, trends, and systems.

• Solid understanding of UX principles, trends and theory.

• Understanding of digital marketing, online advertising and business strategy concepts.

• Experience creating user interfaces for digital products.

• Extensive knowledge of Photoshop, Illustrator, InDesign, and Figma.

• Solid knowledge of Keynote, PowerPoint, After Effects.

• Knowledge of Adobe Animate, HTML5 animation, Zeplin, Abstract, Principle.

• Knowledge of productivity tools: MS Office (Word, Excel, Outlook), remote collaboration tools (Slack, Zoom, Drive, Box, Paper, Evernote) and workflow management tools (Jira, Trello, Asana, Basecamp).

• Knowledge of design systems frameworks such as Atomic design, Material Design and Human Interface Guidelines.

What we offer:

• Maternity and parental leave extra days

• Competitive benefits packages

• Vacation, compassionate leave, sick days, and flex days

• Access to online services for families and new parents

• Diversity and Inclusion Board with 12 affinity groups

• Internal learning and development programs

• Enterprise-wide employee discounts

• And more…

At Critical Mass, we value our employees and offer competitive compensation and benefits packages. If you’re looking for a challenging and rewarding opportunity to make a significant impact on the lives of our employees, we encourage you to apply for this exciting position today!

The Talent Team at Critical Mass is focused on ensuring we provide the best training, onboarding, and employee experience possible! Our new hires & employees are the future of our organization, and we want to set you up for long-term success. In an effort to do so, we expect our team to work from an office a minimum of 3 days a week.

The ask stems from our want to:

Strengthen opportunity for continuous learning
Improve collaboration and team relationships.
Increase employee engagement

This work model balances the need for individual flexibility while maintaining the relentless customer focus we provide at CM. We understand that not everyone may feel comfortable with this expectation, so we ask that you please let us know immediately if there are any concerns so we can help navigate accordingly.

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

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