777 - AI Backend Engineer

We need an English-fluent Mid-Level AI Backend Engineer, based in Latin America, available to work remotely.
We are looking for someone with exceptional communication and relationship-building skills, who embraces changes while maintaining strong attention to detail. An interested and proactive person, who's constantly learning and improving their skills.

Are you the one we are looking for?

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.

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).
• Technical Expertise:
  
  • 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.
• It’s a Plus: Experience working with Frontend technologies such as React or Next.js.

Compensation and additional information:

• 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. 

Here are the steps for this process:

Application review/approval > Interview with GoFasti’s management > Profile review/approval > Final Interview > Hiring and onboarding.