Software Engineer, Fullstack, Buenos Aires

Profound

Buenos Aires, Argentina permanent

Posted: February 16, 2026

Required Skills

Job Description

Profound is on a mission to help companies understand and control their AI presence. As a Full Stack Engineer, you will architect and build high-performance applications that power AI-driven insights. You will work across the stack, from crafting sleek front-end experiences to optimizing back-end infrastructure, ensuring speed, scalability, and impact.

What you’ll do

• Build and ship full-stack applications that help companies analyze and control their AI presence

• Develop and refine high-quality front-end interfaces using React and TypeScript

• Design and optimize back-end systems for performance, security, and scalability

• Work closely with design and product to translate ideas into production-ready experiences

• Own key technical decisions, ensuring maintainability and long-term impact

Who you are

• A strong portfolio or GitHub showcasing full-stack development expertise, with proficiency in React, TypeScript, Node.js, and modern front-end and back-end frameworks

• Experience designing and working with scalable databases and APIs

• Deep understanding of performance optimization, security, and best practices

• Comfortable in a fast-moving, high-performance startup environment

Location

This is an on-site role based in our Buenos Aires, Argentina office, designed for builders who thrive on speed, iteration, and meaningful impact. We are happy to support visa sponsorship for qualified international candidates.

Profound’s total compensation package is designed to be competitive and includes base salary, equity, and a full range of benefits and perks. Final compensation will depend on factors such as your skills, experience, qualifications, and location, and will be determined during the interview process. Our recruiting team will share more details about the full compensation package and benefits as you move through hiring.

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