Backend Engineering Internship - Typescript / Nest.js, Postgres, Docker, Microservices, AI/ML

MarketEQ is focused on building a modular backend system designed for scalability and performance. They are seeking backend-focused interns to contribute to the development of intelligent backend microservices and support real-time user interactions with AI/ML capabilities.

Responsibilities:

• Building and refining backend microservices in NestJS (TypeScript)
• Developing secure authentication flows and permission layers
• Implementing APIs and integrations for structured data management
• Managing PostgreSQL queries, indexes, and data pipelines for performance
• Writing modular, scalable backend code that supports future AI integration
• Creating logic for suggesting entities based on profile or usage behavior
• Enhancing query matching with vector similarity or keyword embeddings
• Exploring models to detect spikes or shifts in usage behavior or category engagement
• Defining scoring logic for profiles, items, or events using ML models or rule-based systems
• Collaborating with product to test prompt-based features using tools like HuggingFace

Requirements:

• Pursuing or recently completed a Master's Degree in Computer Science, Artificial Intelligence, Machine Learning, or related field
• Experience in backend development with TypeScript/Node.js (preferably NestJS)
• Relational databases like PostgreSQL
• REST APIs and scalable integrations
• Familiar with GitHub workflows and QA testing standards
• Interest in combining backend development with AI libraries
• Experience using Python, scikit-learn, or HuggingFace
• Exposure to vector databases, transformers, or recommendation frameworks
• Interest in scalable backend infrastructure and microservices system design