Co-Founder & CTO in PORTUGAL

We're hiring a Technical Co-Founder & CTO at Grafema. We are an AI startup building an autonomous AI agent for sales, helping businesses acquire more customers while saving time.

We’re looking for a technical leader who can build, lead, and scale—someone who loves the fast-moving startup environment, is deeply hands-on, and can drive the technical vision while executing at high speed.

As CTO & Co-Founder, you will:

• Lead product development—design, build, and scale our AI-driven outreach system.
• Prioritize customer needs —ensure every technical decision aligns with customer needs, making our AI-driven outreach system intuitive, efficient, and impactful.
• Architect and optimize data pipelines, workflows, and integrations.
• Make key technical decisions to ensure scalability, security, and efficiency.
• Drive automation—eliminate manual processes and refine AI model interactions.
• Build & lead a strong engineering team as we scale.
• Collaborate on strategy—align tech with business growth, funding, and GTM execution.
• Play chess against our CEO — he's not that good, you should be fine :)

What You Bring: You’re a technical expert in

• Full-Stack Development – Deep experience across backend, frontend, and infrastructure.
• AI & Automation – Strong background in LLMs, agentic workflows, and API integrations.
• Scalability & Architecture – Knows how to build for scale, manage large datasets, and automate complex processes.
• Database & Infrastructure – Expertise in structuring, optimizing, and managing data efficiently.
• Security & Compliance – Familiarity with data privacy, security best practices, and API security.

You’ve got founder mindset

• Hands-on Builder – Codes when needed, but also leads tech strategy.
• Entrepreneurial Drive – Passionate about growing a startup from MVP to scale.
• Problem-Solving & Adaptability – Thrives in fast-paced environments, iterates quickly.
• Leadership & Hiring – Ability to recruit, manage, and inspire an engineering team.
• Business-Driven Thinking – Understands how tech decisions impact growth & revenue.

What We're Looking For:

Minimum experience

• 3+ years in software development (full-stack, with backend focus).
• 1+ years in AI, automation, or workflow-based systems (LLMs, agentic workflows, API integrations).
• 1+ years in a startup or early-stage product environment (scaling from scratch).
• Education & Technical Depth – Master’s in Software Engineering, Computer Science, or a related field.

Ideal experience

• 5-10 years in engineering, with leadership experience (Tech Lead, CTO, Senior Engineer).
• Built & scaled a SaaS product—bonus if in B2B, sales automation, or workflow automation.
• Comfortable with fundraising & technical due diligence.
• Experience with hiring & managing engineers (even a small team).

Why join us:

• Work on cutting-edge AI automation that is reshaping how businesses operate.
• Co-founder role—build a company from the ground up.
• Remote-first & flexible—work from anywhere.
• High ownership—make real, impactful decisions.
• Growth potential—funding, scaling, and industry disruption ahead.

If you’re ready to build, scale, and lead an AI startup, let’s talk :)