Senior Full-Stack AI Engineer (AI)

Location: Remote, Santo Domingo

Company

hirify.global provides nearshore staff augmentation and technology solutions for U.S. companies, with a network of more than 600 technology professionals across Latin America.

What you will do

• Architect and ship end-to-end features for a context-aware AI agent platform.
• Design REST and GraphQL APIs, performant PostgreSQL data models, and resilient asynchronous job-processing systems.
• Build responsive React interfaces integrated with TypeScript backend services.
• Implement, evaluate, and optimize LLM agent workflows, including prompt engineering, tool integration, retrieval architectures, and runtime execution.
• Maintain production reliability, observability, data privacy boundaries, and robust handling of complex edge cases.

Requirements

• Strong professional experience with TypeScript, React, REST or GraphQL APIs, and relational database design with PostgreSQL.
• Experience building asynchronous background jobs, distributed queues, and debugging production systems.
• Hands-on experience or strong technical fluency with LLM and agent runtimes, tool calling, prompt engineering, and retrieval-augmented generation.
• Ability to turn ambiguous product requirements and user behavior into clean system designs and polished interfaces.
• Strong focus on correctness, data security, privacy boundaries, observability, and edge-case handling.

Nice to have

• Experience in fast-paced startup environments.
• Experience with LLM evaluations or fine-tuning.
• Experience with multi-channel conversational tools, persistent memory, or agentic workflow platforms.

Culture & Benefits

• 100% remote work with a laptop and reliable internet connection.
• Competitive compensation paid in USD.
• Paid time off and a focus on work-life balance.
• Autonomy to manage working time based on results.
• Projects with innovative U.S. companies and collaboration across a multicultural network of professionals.