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Himalayas

Full Stack AI Engineer

Diffco3 days ago

Where you can work from
Remote — Argentina onlyArgentina
Salary
Salary not disclosedThe employer did not publish a range. We do not estimate one.
Job type
Full-time
Experience
Senior

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Job description

We are seeking a Full Stack AI Engineer to join a fast-growing SaaS company building AI-native products. The role will accelerate AI feature delivery, contribute to agentic workflow architecture, and support a company-wide rebrand implementation.

Responsibilities

  • Design and ship AI-powered features end-to-end, with emphasis on backend and LLM integration layers.
  • Build and maintain pipelines for AI agents, RAG workflows, and API integrations with LLM providers (OpenAI, Anthropic, etc.).
  • Contribute to refactoring and modernizing legacy systems with AI readiness in mind.
  • Collaborate with product, design, and research teams in a distributed environment.
  • Implement design updates as part of a rebranding initiative (typography, assets, UI components).

Must-Have Skills

  • 8+ years in engineering, with proven SaaS/B2B experience.
  • Strong in TypeScript, Node.js, React, PostgreSQL.
  • Hands-on experience integrating LLMs into production systems (prompt engineering, tool use, context management).
  • Familiarity with agentic frameworks (LangChain, LlamaIndex, or similar) or building custom agent pipelines.
  • Exposure to system design and scaling at enterprise level.
  • Ability to ship high-quality features fast.
  • Experience with vector databases (pgvector, Pinecone, Weaviate) is a plus.
  • Experience migrating legacy systems or supporting multi-region infra is a plus.

Soft Skills

  • Agentic mindset: builds autonomous, outcome-driven solutions — not just features.
  • Stays current with the fast-moving AI tooling landscape; opinionated about what to use and why.
  • Excellent cross-team communication in distributed environments.

What we offer

  • Competitive salary and bonuses
  • Flexible work hours
  • Remote job
  • Professional development opportunities
  • Vibrant workplace culture

Why working at Diffco?

  • Great experience and opportunity:
    You will work on the fast-forward projects in Silicon Valley utilizing the latest technologies, methodologies, frameworks and approaches with the ability and time to learn and develop professionally.
  • Professional and harmonious team of friends:
    Our team is a second family, so you would enjoy spending the day working on nice projects with kind people with broad interests.
  • A vast field for growth:
    Learn continuously, expand your skills and demonstrate your professional level and ability to take more responsibility to grow.
  • Great company culture:
    We care about you and are interested in your personal professional goals, motivation and we build a perfect work/life balance.

Originally posted on Himalayas

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via Himalayas · Himalayas

Job availability & source

Still listed on the employer's own board at our last check, 6 hours ago

This job was originally posted by the employer or source shown below. We re-check the original listing regularly to keep its availability current, and send you straight to it to apply — we never sit in between.

Source
Himalayas
Posted by the employer
21 Oct 2026
First seen by us
21 Oct 2026
Last checked
25 Oct 2026

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