Job Details

About FullStack

FullStack is one of the fastest-growing software consultancy companies in the Americas. We deliver transformational digital solutions to top global companies and Silicon Valley startups. As an employee-first company, we focus on hiring the most talented software designersand developers by creating a positive, respectful, and supportive work environment where they can achieve their greatest potential.

We're most proud of:

• Offering life-changing career opportunities to talented software professionals across the Americas.
• Building highly-skilled software development teams for hundreds of the world's greatest companies.
• Having delivered hundreds of successful custom software solutions, which have positively impacted the lives and careers of millions of users.
• Our 4.2-star rating on GlassDoor.
• Our client Net Promoter Score of 68, twice the industry average.

The Position

We are looking to hire a Part-time GTM Engineer Consultant to design and build a world-class outbound growth engine from scratch. This is a 90-day "Build & Transfer" engagement, where you will architect, implement, and operationalize a modern GTM stack, and train the internal team to run it independently.

What We Are Looking For

• 5+ years of experience as a GTM Engineer Consultant.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Proven experience building and scaling GTM or outbound automation systems
• Mastery of Clay, including relational tables, formulas, and credit optimization.
• Hands-on experience with modern GTM tools such as Instantly, Expandi, Apollo, and Common Room.
• Experience with dynamic image generation tools such as DynaPictures, Hyperise, or Bannerbear.
• Strong understanding of APIs, Webhooks, JSON, and automation platforms like Make.com or similar.
• Deep knowledge of email deliverability best practices, including SPF, DKIM, DMARC, and inbox rotation strategies.
• Ability to design scalable, automated workflows across multiple systems.
• Experience integrating tools with custom CRM systems.
• Ability to create clear documentation and train non-technical stakeholders.
• Forensic attention to detail.
• A positive mindset and a can-do attitude.
• Experience working on Agile / Scrum teams.
• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work. Every day is a challenge to ensure you are performing to the expectations you and your team have agreed upon.
• Ability to identify with the goals of FullStack's clients, and dedicate yourself to delivering on the commitments you and your team make to them.
• Ability to consistently work 20 hours per week.

What We Offer

• Competitive Salary.
• The ability to work with leading startups and Fortune 500 companies.
• Ample opportunity for career advancement.
• Continuing education opportunities.

FullStack is proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status.

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