Why DOJO

DOJO AI is transforming marketing into a precise, data-driven engineering discipline. Our mission is to empower Challenger Brands with the first AI-powered Marketing Operating System, seamlessly integrating market research, brand strategy, content production, and performance optimization into a single, cutting-edge, data-driven platform.

We serve a growing base of global paying customers with an expanding waitlist. Backed by early funding from a world-class group of investors, we are assembling a team of elite engineers and scientists.

Our co-founders are Antonio Alegria and Duarte Garrido. Antonio is a serial innovator with over 15 years in AI and Data, having been instrumental in building and scaling $100M+ AI-powered platforms at Feedzai and OutSystems. Duarte is a seasoned GTM Leader and Board Advisor with over 11 years of experience from Fortune 100 companies and startups, having led elite marketing teams at Coca-Cola and Standard Chartered.

At the heart of this mission is a commitment to building a world-class data infrastructure that will establish DOJO as a market leader in AI-powered applications. We are developing breakthrough technology, including an autonomous data fabric connecting millions of marketing signals, a novel graph representation of brands and competition, and multi-agent systems powered by proprietary models and algorithms.

About the Role

We are looking for a Founding Data Engineer who will take ownership of the DOJO data fabric and integration layer, which is core to our product and vision. This is a unique opportunity to define and build the foundational architecture of a global-scale, cutting-edge data infrastructure, and play a critical role in setting the technical foundation for the company. You will design and implement systems that seamlessly process and synthesize millions of marketing signals into actionable intelligence, enabling next-generation AI capabilities. Your work will directly shape our trajectory as a market leader and define the industry benchmark for AI-driven marketing technology.

In this role you will:

• Build and maintain a scalable, cost-effective, and observable Data Engine, establishing a unique data advantage powering our Intelligence Layer.

• Architect an autonomous data fabric and semantic layer bridging structured and unstructured data.

• Develop secure, high-performance data pipelines integrating diverse data sources, prioritizing security, efficiency, and compliance.

• Collaborate closely with co-founders and founding engineers to align technical roadmaps with DOJO’s strategic vision.

• Shape engineering culture and mentor the data engineering team as the company scales.

You might thrive in this role if you:

• Have 4+ years of experience building scalable, global data infrastructure at product-driven companies.

• Possess deep expertise in data integration, consolidation, and ETL/ELT pipelines emphasizing quality and security.

• Have experience designing data infrastructure to support large-scale cloud applications beyond analytics use cases.

• Are proficient in modern cloud platforms (especially AWS) and architectures optimized for AI, analytics, and application-level workloads (not just one of them).

• Are passionate about AI/ML and interested in building data systems enabling advanced AI solutions.

• Proven ability to thrive in fast-growing, product-driven companies by effectively navigating loosely defined tasks and managing competing priorities or deadlines.

What we offer

We offer competitive salary, comprehensive benefits, significant equity compensation, comprehensive health coverage, childcare support, insurance, retirement investments, flexible work hours, and top-tier equipment. Our hybrid model is based in vibrant Lisbon.

Apply Now

Are you ready to create a world-class data infrastructure and shape the future of AI-powered technology? Apply now at careers@getdojo.ai.