Job description

Experience Remote done Right. With over 20 years of remote experience, all 500+ staff are 100% remote and we still grow vibrant relationships, and provide exceptional opportunities for career growth while working with stellar clients on ambitious projects.

About the Role:

As an AI Engineer at Lumenalta, you will be responsible for designing, developing, and deploying AI solutions that leverage large language models (LLMs) and retrieval-augmented generation (RAG) pipelines. You will work closely with our research and development team to test and compare different LLMs, such as OpenAI, Llama, and Claude, and address associated challenges like speed and cost optimization.


  • Design and implement RAG pipelines to enhance information retrieval and generation tasks.
  • Develop a deep understanding of the differences between prompting and training LLMs and apply this knowledge to optimize model performance.
  • Test and evaluate various LLMs (e.g., OpenAI, Llama, Claude) to identify the best fit for specific use cases.
  • Analyze and address issues related to model speed, performance, and cost-effectiveness.
  • Collaborate with cross-functional teams to integrate AI solutions into production environments.
  • Stay up-to-date with the latest advancements in AI and machine learning to improve our solutions continuously.


  • 9+ years of professional hands-on development experience using Python, especially machine learning frameworks and libraries (e.g., TensorFlow, PyTorch).
  • Proven experience in setting up and optimizing RAG pipelines.
  • Strong understanding of prompting vs. training for large language models.
  • Hands-on experience with testing and comparing different LLMs (OpenAI, Llama, Claude, etc.).
  • Familiarity with the challenges of model speed and cost optimization.
  • Proficiency
  • Excellent problem-solving skills and attention to detail.
  • Strong communication and teamwork skills.

Straight from the Devs

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Why Lumenalta is an amazing place to work at

At Lumenalta, you can expect that you will:

  • Be 100% dedicated to one project at a time so that you can innovate and grow.
  • Be a part of a team of talented and friendly senior-level developers.
  • Work on projects that allow you to use leading tech.

The result? We produce meaningful outcomes for our clients that break barriers in their industries.

The job is 100% Remote; please ensure you have a comfortable office set at your desired work location.

Lumenalta is committed to hiring exceptional talent from a wide variety of diverse backgrounds. If you share our values and enthusiasm for digital transformation, we encourage you to apply

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