Mid-Level Fullstack Engineer

Summary

Join GoFasti, a Talent-as-a-Service company, as a Mid-Level AI Backend Engineer! Based in Latin America and working remotely, you will design and develop LLM agents, focusing on LLM integration and orchestration. You will also be responsible for prompt engineering, backend software development, data integration, agent logic optimization, deployment and monitoring, and staying current with LLM advancements. This role requires 4+ years of backend software development experience and extensive exposure to AI/ML engineering. Excellent communication skills are essential for collaboration with cross-functional teams. The position offers a monthly salary range of $2,000-$3,000 USD as an independent contractor.

Requirements

• Experience: 4+ years in backend software development and extensive exposure to AI/ML engineering or software development, with a strong emphasis on building applications using Large Language Models (LLMs)
• Proficiency in at least one backend programming language, with a strong preference for .NET (C#)
• Demonstrated experience with LLM APIs (e.g., OpenAI, Google Gemini) and frameworks (e.g., LangChain, LlamaIndex)
• Strong experience in prompt engineering and integrating LLMs with custom, internal datasets (e.g., Retrieval-Augmented Generation - RAG)
• Familiarity with agentic design patterns and orchestrating LLM interactions with external tools (e.g. MCP)
• Experience with cloud platforms (AWS, GCP, Azure) and MLOps/DevOps practices
• Problem-Solving: Strong analytical and problem-solving skills, with an ability to innovate solutions for both AI and backend challenges
• Communication: Excellent communication skills, able to explain complex technical concepts clearly to diverse audiences

Responsibilities

• Design & Develop LLM Agents: Lead the full lifecycle of AI agent development, from conceptual design to deployment, focusing on LLM integration and orchestration
• Prompt Engineering & Agent Orchestration: Craft advanced prompts and build agentic workflows to guide LLMs and orchestrate their interactions with internal tools and data
• Backend Software Development: Design, develop, and maintain scalable backend applications and APIs that support AI agent functionality and integrate with existing systems
• Data Integration: Prepare and integrate large, complex internal datasets, providing LLM agents with necessary context and knowledge
• Agent Logic & Optimization: Implement core logic, decision-making processes, and continuously optimize agent and backend performance for accuracy and efficiency
• Deployment & Monitoring: Deploy agents and backend services into production, set up robust monitoring, and ensure ongoing reliability and security
• Research & Innovation: Stay current with LLM and backend development advancements, applying cutting-edge techniques to enhance our solutions
• Collaboration: Work closely with cross-functional teams to understand requirements and deliver impactful AI solutions

Preferred Qualifications

Experience working with Frontend technologies such as React or Next.js

Benefits

• The salary range offered for this position varies from (USD) $2,000 - $3,000 per month, depending on seniority and skillset
• The contract type is Independent Contractor, through a payroll platform
• The developer will work remotely allocated to GoFasti's internal team