Currency

AI Engineer

AI/ML

AI Engineer

AI/ML

Poland, Poland (Remote) +2 Locations

RemoFirst

Full-time
B2B
Senior
Remote

Tech stack

    English

    C1

    Python

    master

    Fine-Tuning

    advanced

    Hugging Face

    advanced

    Qlora

    regular

    LoRA

    regular

    AI Agents

    regular

    LLMops

    regular

    Computer Vision

    nice to have

    Startup

    nice to have

Job description

RemoFirst empowers employers to be free from geographical boundaries when accessing talent, allowing employees to pursue opportunities wherever they may exist. We are on a mission to be the FIRST to truly revolutionise the industry and be a generational company.

Our platform offers a full-range people management tool, employee benefits like health insurance, and financial benefits, and enabling clients to hire anyone from anywhere with one click. RemoFirst manages employees and contractors for Fortune 500 companies (e.g., Microsoft, Mastercard) and the best startups worldwide (e.g., TransferGo). 

We are a team of 170+ people (and growing) hyper-focussed on delivering a world-class platform and unparalleled service with our industry-leading partnerships. To help accelerate our growth and pace of delivery, we are looking for talented AI Engineer to help spearhead the overall look and feel of our features and services.


We’re hiring an AI Engineer to join our team at the intersection of engineering, AI innovation, and go-to-market execution. This role is perfect for a hands-on builder who wants to see their work directly impact revenue growth, customer retention, and operational excellence.


What you'll be doing:

Implement new AI features in products:

  • Build tools & frameworks augmenting capabilities of LLM/VLMs

  • Build AI automations & AI agents

Fine-tune AI models

  • Fine-tune and maintain models with HuggingFace toolkit

  • Monitor models performance

  • Work with and guide internal teams on building custom datasets

Research & Development

  • Rapidly build and test AI-driven concepts — moving from proof of concept → MVP → production

  • Evaluate existing solutions (both internal & external) and conduct experiments on potential improvements


What you’ll need:

Technical Skills

  • Strong software engineering background: Python, Rust is a nice-to-have

  • Experience in parameter efficient fine-tuning

  • Knowledge and familiarity with the tools in AI ecosystem (ML frameworks, HuggingFace, MLOps, Guardrails, AI Agents)

  • Understanding the theory behind neural networks and Transformer architecture

Experience

  • At least 4–5 years in AI/ML space, at least 2 years with language models, experience with other modalities (vision, audio) is a nice-to- have

  • Track record of going from idea → prototype → production in fast-paced environmentsPrevious experience in R&D department is highly valued

Traits

  • Curiosity and willingness to learn

  • Ability to take ownership, but also cooperate in small teams

  • Ambition to reach new levels of quality


Why work at RemoFirst?

  • Startup environment: RemoFirst is an early-stage start-up. You have a voice and can influence and grow rapidly.

  • Growth opportunity: This is a chance to define how AI transforms a category-leading startup - and grow your career as we scale. As a part of our AI team you will be able to learn from other engineers and ongoing R&D projects.

  • Direct impact: Your work will be at the center of how we grow revenue, support customers, and differentiate in the market.

  • Work for a Market Leader: Scale a project that counts market-leading companies like Microsoft, Mastercard, and more as happy customers. 

  • Leadership visibility: Reporting into the AI Lead.

  • Compensation and perks are great: Competitive compensation. 100% remote work. PTO regulated by local statutory.

  • Culture: We lead with respect, kindness, and the right to fail. We value hard yet smart work. Diversity and inclusion are part of our DNA.  As we grow and evolve, we welcome your input to help us define our culture further. 

Tech stack

    English

    C1

    Python

    master

    Fine-Tuning

    advanced

    Hugging Face

    advanced

    Qlora

    regular

    LoRA

    regular

    AI Agents

    regular

    LLMops

    regular

    Computer Vision

    nice to have

    Startup

    nice to have

Office location

Published: 24.10.2025

AI Engineer

Summary of the offer

AI Engineer

Poland, Poland (Remote)

RemoFirst

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