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ELEKS

Posted 2 months ago

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Senior Java/AI Developer, JR604

ArgentinaRemote

AI Summary

Senior Java/AI Developer designing and building AI-powered features using LLMs, developing backend services in Java/Python, and integrating AI capabilities into existing products.

About this role

ELEKS Software Engineering & Development Office is looking for a Senior Java/AI Developer based in Buenos Aires for a hybrid position: 2–3 days per week onsite at our local office, with the remaining days remote.
Working hours: 10:00 AM – 6:00/7:00 PM ART
ABOUT PROJECT
The client is among the top-5 health insurance companies in the US. They are dedicated to expanding access to high-quality, cost-effective health care and equipping their members with information and tools so they can make the best health care decisions for themselves and their families.

REQUIREMENTS

  • 5+ years of professional experience in Java and/or Python

  • Hands-on experience working with LLMs (integration, evaluation, or architecture)

  • Practical experience with prompt engineering

  • Understanding of API design and backend service development

Nice to Have

  • Experience with RAG (Retrieval-Augmented Generation) architectures

  • Experience with vector databases and embeddings

  • Cloud AI services experience (Azure OpenAI, AWS Bedrock, etc.)

  • MLOps or LLMOps exposure

    • RESPONSIBILITIES

    • Design and build AI-powered features and services using LLMs

    • Develop and maintain backend components in Java and/or Python

    • Implement prompt engineering strategies and evaluate model outputs

    • Collaborate with product and engineering teams to integrate AI capabilities into existing applications

    • Stay current with emerging LLM tooling, frameworks, and best practices

    • Participate in Agile/Scrum delivery practices

    Skills

    AgileAPI DesignCloud AI ServicesJavaLLMsMLOpsPrompt EngineeringPythonRAGVector Databases

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