Role overview
Published via Mainder
We’re looking for a hands-on AI Full-Stack Engineer to take full ownership of product, AI, and data in our startup.
You will work hand-in-hand with the CTO, shaping the product, building features, analyzing data, and turning AI ideas into real solutions. This is a hands-on role — you will write code, design data pipelines, deploy AI models, and drive product decisions. If you like wearing many hats and building from scratch, this role is for you.
Own the design, development and deployment of AI-powered features.
Build full-stack components: backend services, APIs, and user interfaces.
Integrate AI models, data pipelines, and external systems to create smart product capabilities.
Analyze platform usage and data to spot trends, issues, and new opportunities.
Collaborate directly with the CTO to define roadmap, prioritize features, and experiment quickly.
Build prototypes and proof-of-concepts to validate ideas before scaling.
Ensure the platform is reliable, scalable, and performant as it grows.
Continuously iterate based on data insights and user feedback..
3+ years in full-stack software engineering.
Hands-on experience building AI or LLM-powered applications.
Comfortable with Python, TypeScript, or similar languages.
Experienced with APIs, backend services, and modern web applications.
Familiar with AI frameworks and tools (LangChain or similar).
Data-driven: you can analyze usage data and make informed product decisions.
Self-starter: able to work independently in a fast-paced startup.
Excited by end-to-end ownership: from concept to production.
Experience with RAG architectures, vector databases, or prompt engineering.
Built AI assistants, chatbots, or conversational interfaces.
Cloud experience (AWS, GCP, or Azure).
Previous startup or AI-product experience.
Full-time role based in Argentina (hybrid - Tigre, Buenos Aires).
Fast-growth, high-impact environment.
Close collaboration with founders and cross-functional teams.
High autonomy, high ownership, and direct influence on product and operations.
Opportunity to build and shape AI-powered products used by real restaurants every day.
A fast-paced environment where your work has immediate business impact.
Hybrid flexibility with a people-first culture.
Professional growth in AI, product strategy, and process optimization.
A collaborative environment built on trust, ownership, and continuous improvement.
Annual all-expenses-paid trip to the U.S.
20 PTO days per year.
Equities.
We are a fast-growing technology company delivering highly customizable voice-AI solutions for major restaurant chains across the United States. Our platform adapts deeply to each brand, aligning with their operations, tone, and workflows to create seamless customer experiences at scale.
We combine industry-leading personalization with exceptional customer support and hands-on implementation. Our mission is to help restaurants operate more efficiently, deliver better service, and embrace the power of AI to transform their business.