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AI Engineer

Role overview

Qualifications

  • 3+ years of experience in software engineering or machine learning
  • 1 year of hands-on experience building LLM-based workflows or autonomous agents
  • Proven ability to design, prototype, and iterate on solutions using LangChain or similar frameworks
  • Proficiency in Python and relevant ML libraries (e.g., Transformers, PyTorch, LangChain)

Responsibilities

  • Design and prototype agent workflows using LangChain and/or similar frameworks
  • Develop task automation agents focused on marketing workflows
  • Build basic RAG pipelines and ReAct agents
  • Benchmark and test LLMs for speed, cost, and fitness to the use case

About the company

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Pearster Global

Company details

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Job description

What You’ll Be Doing

  • Design and prototype agent workflows using LangChain and/or similar frameworks.

  • Develop task automation agents focused on marketing workflows (e.g., campaign execution, reporting, content validation).

  • Build basic RAG pipelines and ReAct agents to improve agent response relevance and accuracy.

  • Benchmark and test LLMs for speed, cost, and fitness to the use case.

  • Work closely with the Hiring Manager To iterate on use cases and validate the POC.

Possible Extensions (Post-POC / Platform Build)

  • Scale agent orchestration using LangGraph, AutoGen, or CrewAI.

  • Containerize workflows and prepare deployment pipelines.

  • Integrate monitoring and observability layers for agent evaluation.

What You Need to Succeed

Must-haves

  • 3+ years of experience in software engineering or machine learning, with at least 1 year of hands-on experience building LLM-based workflows or autonomous agents.

  • Proven ability to design, prototype, and iterate on solutions using LangChain or similar frameworks.

  • Strong understanding of prompt engineering, tool-use chaining, and agent orchestration patterns (e.g., ReAct, Tool-Calling).

  • Practical experience working with vector databases such as Pinecone, FAISS, or Weaviate, and building Retrieval-Augmented Generation (RAG) pipelines.

  • Proficiency in Python and relevant ML libraries (e.g., Transformers, PyTorch, LangChain).

  • Familiarity with Docker and experience deploying ML workloads in cloud environments (AWS, GCP, or Azure).

  • Ability to work independently, communicate effectively with non-technical stakeholders, and iterate rapidly in a PoC-driven environment.

    Nice-to-haves

  • Experience with multi-agent frameworks like LangGraph, AutoGen, or CrewAI.

  • Previous work on agentic systems applied to marketing automation or related use cases.

  • Knowledge of CI/CD practices, container orchestration, and performance monitoring for ML pipelines.

  • Awareness of AI ethics, security, and compliance in production-grade applications.

  • Demonstrated contributions to open-source projects, published research, or developer communities in the AI/LLM space.

Benefits

  • Fully remote work arrangement as a contractor.

  • Competitive salary in USD.

  • 10 paid time off (PTO) days per year.

  • 100% company-covered international certifications.

  • Access to coworking spaces.

  • English classes.

  • Engaging team-building activities.

  • Personalized gifts.

  • Welcome kit.

  • Referral programs.

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MR

Marcus Rivera

Chief Revenue Officer

m.rivera@company.com
linkedin.com/in/marcusrivera
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