Software Engineering Intern, Full-Stack & AI

About Mundo Wall Street

Mundo Wall Street is a Spanish-first financial intelligence platform designed for Hispanic and Latino investors who follow U.S. public companies. The platform uses agentic research workflows to organize filings, earnings, market data, macroeconomic context, and news into source-linked analysis. Contextual AI helps users investigate companies and sources without providing personalized investment advice. The public product launched in 2026 and is in early commercial validation.

Role Description

The Software Engineering Intern — Full-Stack & AI will contribute to the design, development, and testing of features across the web application stack, helping to improve research workflows and user experience.

• This is an on-site internship role based in New York, NY.

Key Responsibilities

• Implement front-end components.
• Build and integrate APIs.
• Work with data pipelines.
• Collaborate on AI-powered features that support financial research.
• Participate in code reviews.
• Write documentation.
• Assist with troubleshooting and performance optimization.

Requirements & Tech Stack

• Foundational software engineering skills.
• Experience with modern programming languages such as Python, JavaScript/TypeScript.
• Experience with version control tools such as Git.
• Exposure to full-stack web development.
• Exposure to front-end frameworks such as React, Vue, or similar.
• Exposure to back-end development with APIs, databases, and server-side frameworks.
• Interest or coursework in AI and machine learning.
• Experience working with LLMs, NLP, data processing pipelines, or ML libraries and frameworks.
• Comfort working with data, including parsing, cleaning, and transforming structured and unstructured information.
• Basic familiarity with SQL or NoSQL databases.
• Strong problem-solving, debugging, and analytical skills.
• Attention to detail.
• Willingness to iterate quickly on prototypes.
• Clear written and verbal communication skills.
• Ability to collaborate effectively in a small, multidisciplinary team.
• Professional proficiency in English.
• Spanish language skills are a strong plus.

Qualifications

• Currently pursuing or recently completed a degree in Computer Science, Engineering, Mathematics, or a related field, or equivalent practical experience.
• Interest in financial markets, U.S. public companies, or fintech products.
• Familiarity with SEC filings or earnings reports is a plus.