AI Developer Engineering Intern (U.S.A Only)

Marketeq Digital Solutions is seeking a graduate-level AI Developer Engineering Intern to turn product screens and requirements into working front-end features, with supporting full-stack functionality as needed. The intern will document requirements, define behavior and acceptance criteria, implement and debug features, and validate product functionality using a Codex and MCP terminal-based workflow.

Responsibilities:

• Work 100% inside a Codex + MCP terminal-based workflow for front-end and full-stack implementation
• Use Claude as needed for backend-related work and code review workflows
• Translate front-end screens and product requirements into implementation-ready functionality
• Create any missing front-end documentation based on designs and backend documentation
• Write and refine user stories for front-end features
• Define and document acceptance criteria for front-end features
• Identify and document edge cases, data limitations, backend dependencies, and functional gaps
• Define empty states, loading states, validation states, and error states
• Build front-end features and supporting full-stack functionality
• Review AI-assisted code critically and refine weak implementations
• Debug product behavior and identify incomplete or broken experiences
• Think through QA, usability, and functional completeness before marking work done
• Collaborate with product and engineering leadership on feature execution
• Use Google Chrome Developer Tools in the MCP server environment to inspect, debug, and validate front-end functionality during implementation and QA review

Requirements:

• Master's degree required in one of the following or a closely related field:

• Software Engineering • Computer Science • Front-End Development • Full-Stack Development • Artificial Intelligence • Data Science • Analytics

• Strong front-end experience is required
• Prior hands-on experience with Claude Code and Codex is required
• Prior hands-on experience with MCP server integrations is required
• A strong QA mindset is essential for success in this role
• Prior hands-on experience with Figma, Claude Code, and Codex
• Prior hands-on experience with MCP server integrations
• Comfortable working in a vibe coding workflow and not new to this type of environment
• Strong front-end development experience
• Strong QA mindset
• Ability to translate front-end screens into real functionality
• Ability to create missing front-end documentation from designs and backend documentation
• Ability to write user stories, acceptance criteria, edge cases, data limitations, and error states
• Comfortable working 100% in the terminal
• Able to work inside an existing codebase
• JavaScript / TypeScript
• React, Next.js, or similar front-end frameworks
• front-end architecture and component-based development
• APIs and backend integration patterns
• debugging and validating application behavior
• product-minded front-end implementation
• terminal-based development workflows
• Strong analytical and problem-solving ability
• Strong attention to detail and ability to spot incomplete requirements, broken states, weak implementations, and UX or logic gaps before a feature is considered complete
• full-stack product development
• working inside existing production codebases
• front-end QA or product QA thinking
• writing implementation documentation before development begins
• identifying API and data constraints that affect front-end behavior
• refining UI flows based on real product logic
• repository-aware AI tooling and documentation-driven development workflows