Jobs

As a Senior Account Manager, you’ll flex your skills in growing and managing client relationships while receiving support and strategic guidance from an Account Director or Client Partner. You’ll take...

As an Art Director, Social, you're the creative force behind everything we put out into the digital world. You live and breathe social culture—you know what makes people stop scrolling, what stories r...

As VP, Media Investment, you are responsible for the leadership, management, and evolution of omnichannel media strategy. This includes, but is not limited to B2B initiatives; integrated media plannin...

As a Freelance Marketing Science Analyst, your curiosity never ends. The next question is always on your mind, helping you demonstrate the value of marketing science to internal and external stakehold...

As Director of User Experience, you're the rare leader who thinks like both a strategist and an artist. You speak fluent UX—information architecture, research, usability—but you also speak design—visu...

Critical Mass is hiring an Account Manager to join our team on ArtBot! ArtBot is a next-generation content orchestration platform, combining creative and performance engineering with AI-driven technol...

Critical Mass is hiring an Account Manager to join our team on ArtBot! ArtBot is a next-generation content orchestration platform, combining creative and performance engineering with AI-driven technol...

The Project Manager plays an integral role in collaborating closely with our client to deliver on digital projects which drive one of the world’s most trafficked websites. You will take a leadership r...

Join Critical Mass as a Billing Coordinator (Media Actualization) with a focus on media billing. In this role, you will play a vital part in supporting our media investment team, ensuring accurate and...

We are seeking an Associate Media Director to be hands-on in planning and activation for both online and offline strategies for a new client in the B2B space. The Associate Director is responsible for...

In your capacity as a Senior Product Engineer - 3D, you play a central role in bringing creative ideas to life. Drawing from your expertise in various 3D software and extended knowledge of Unreal Engi...

In your capacity as a Senior Product Engineer - 3D, you play a central role in bringing creative ideas to life. Drawing from your expertise in various 3D software and extended knowledge of Unreal Engi...

In your capacity as a Senior Product Engineer - 3D, you play a central role in bringing creative ideas to life. Drawing from your expertise in various 3D software and extended knowledge of Unreal Engi...

In this role, you’ll define and lead the vision for best-in-class SEO strategies across some of the world’s most recognized brands. As Director of SEO, you are both a strategic leader and a hands-on ...

In this role, you’ll define and lead the vision for best-in-class SEO strategies across some of the world’s most recognized brands. As Director of SEO, you are both a strategic leader and a hands-on ...

As Senior SEO Strategist, you'll be at the forefront of optimizing exceptional site experiences, driving results, and crafting effective content strategies. Your passion for SEO and data-driven insigh...

As a Marketing Science Senior Analyst, your curiosity never ends. The next question is always on your mind, helping you demonstrate the value of marketing science to internal and external stakeholders...

About Artbot Artbot is a next-generation content orchestration platform that helps brands deliver high-performing, personalized creative at scale. We combine the craft of creative and performance st...

As the Associate Media Director, you'll lead strategic media planning and execution to drive business performance. Collaborating with cross-functional teams, you'll set media objectives, manage client...

In this role, you’ll define and lead the vision for best-in-class SEO strategies across some of the world’s most recognized brands. As Director of SEO, you are both a strategic leader and a hands-on ...

In this role, you’ll define and lead the vision for best-in-class SEO strategies across some of the world’s most recognized brands. As Director of SEO, you are both a strategic leader and a hands-on ...

As Senior SEO Strategist, you'll be at the forefront of optimizing exceptional site experiences, driving results, and crafting effective content strategies. Your passion for SEO and data-driven insigh...

Critical Mass is hiring an Account Manager to join our team on ArtBot! ArtBot is a next-generation content orchestration platform, combining creative and performance engineering with AI-driven technol...

The Front-End Developer (FED) is responsible for completing front-end tasks and providing support to web applications. The FED is able to work independently in basic tasks, assuming ownership for the ...

As the Senior Project Manager, you will work closely with internal disciplines, including QA, Development, UX, and Creative to ensure flawless project execution, efficient resource allocation, project...

Critical Mass is seeking a highly organized, dynamic, and experienced Associate Project Director to drive the flawless execution and compliant delivery of our integrated 3D CGAI Product & Technolo...

We seek a Junior Financial Analyst to join our dynamic finance team in San José, Costa Rica. This role will be instrumental in ensuring the accuracy and integrity of our financial reporting, managing ...

The Senior Associate, Paid Social is the day‐to‐day steward on the business and is on the front lines of developing and activating both tactical and custom digital recommendations to meet our clients’...

As a Presentation Designer, you’re excited to contribute to the development of visually compelling presentations that elevate strategic storytelling. You are a creative powerhouse and a reliable team ...

As a Creative Director, Copy, you bring strong writing, sharp ideas, and clear thinking to every brief. You can take an insight and shape it into a compelling concept—then bring it to life across scri...

As a Creative Director, Copy, you bring strong writing, sharp ideas, and clear thinking to every brief. You can take an insight and shape it into a compelling concept—then bring it to life across scri...

As a Marketing Science Lead, you are endlessly curious, always asking the next question to demonstrate the value of marketing science to internal and external stakeholders. With 5 to 8 years of experi...

As a Senior Account Manager, you’ll flex your skills in growing and managing client relationships while receiving support and strategic guidance from an Account Director or Client Partner. You’ll take...

The Content Author Lead (CAL) is responsible for designing templates and components, performing peer reviews, developing technical documentation and becomes a key contributor in their team and project...

The Content Author Lead (CAL) is responsible for designing templates and components, performing peer reviews, developing technical documentation and becomes a key contributor in their team and project...

ArtBot/Critical Mass is hiring a hands-on, strategic Creative Activation Director to lead a high-performing pod within our fast-growing US team. You’ll be at the center of our digital activation engin...

We are seeking an experienced and motivated Developer, Front End to join our team. The Developer, Front End will be responsible for delivering front-end tasks, supporting web applications, and transla...

We are seeking an experienced Software Engineer to support the development and maintenance of robust, scalable web applications across both front-end and back-end technologies. You will collaborate wi...

As the VP of Media, you will lead the development and execution of media strategies across key client accounts. The ideal candidate brings over 10 years of diverse media experience, with a strong emph...

As a Marketing Science Analyst, your curiosity never ends. The next question is always on your mind, helping you to understand how marketing science fits in the big picture of a project. You bring in ...

As the VP of Media, you will lead the development and execution of media strategies across key client accounts. The ideal candidate brings over 10 years of diverse media experience, with a strong emph...

As the VP of Media, you will lead the development and execution of media strategies across key client accounts. The ideal candidate brings over 10 years of diverse media experience, with a strong emph...

We are building our talent pipeline for an upcoming iOS Lead Engineer role. This position is not currently active, but we are seeking exceptional candidates who are interested in future opportunities ...

Please note, you are not applying to an active job opening. We are always striving to build our network of talent and our needs are constantly changing. You will be added to our network of talent, and...

Works closely with Directors and Subject Matter Experts, designers, developers and quality to ensure flawless project execution, efficient resource allocation, project financial sanity and client sati...

The Media Supervisor role is responsible for leading the planning, management and execution of client’s media strategy in order to maximize client branding and business objectives. This person must ha...

As the VP of Media, you will lead the development and execution of media strategies across key client accounts. The ideal candidate brings over 10 years of diverse media experience, with a strong emph...

We are hiring a Senior Media Planner to lead, manage, and execute our clients' interactive marketing strategies. You’ll be responsible for planning, trafficking, and optimizing campaigns across variou...

Works closely with Directors and Subject Matter Experts, designers, developers and quality to ensure flawless project execution, efficient resource allocation, project financial sanity and client sati...

As Senior Paid Search Strategist, you will own the creation, execution, and optimization of paid search campaigns, acting as the strategic SEM lead and advisor for a major international brand. You’ll ...