Principal Applied Scientist - AI Agents & Generative AI

AI/ML

Principal Applied Scientist - AI Agents & Generative AI

AI/ML
Chmielna, Warszawa

speedapp

Full-time
B2B
Senior
Remote

Job description

Join the client's tech team to shape and improve AI Agents, fine-tune models, and build next-gen AI features.

RESPONSIBILITIES

  • Define and drive technical strategy across multiple domains and org-wide applied
    science initiatives that help us improve our generative AI product suite
  • Develop and evaluate production Agentic AI systems for real customer use cases
  • Serve as trusted technical advisor to leadership, partnering with product engineering
    and sales, analyzing the performance of our AI products and prototyping new
    features
  • Evaluate and train or fine-tune a variety of models, including LLMs
  • Mentor Senior and Staff Applied Scientists, acting as a force multiplier while
    executing ML research and development projects that rapidly turn ideas into
    customer-facing features
  • Our Tech stack: TypeScript, Node.js, React, Python, FastAPI, Kubernetes, MongoDB,
    Azure, Kafka, NATS, Databricks

REQUIREMENTS

  • 12-15+ years of experience as an Applied Scientist or closely related role, e.g.
    Applied Scientist or MLE.
  • Deep expertise in enterprise-scale ML systems architecture with experience leading
    cross-team technical initiatives. Experience with LLMs, NLP, or information retrieval is
    a strong plus
  • Strong proficiency in Python and experience with using using Python in production
  • Ability to balance short-term velocity with long-term system resilience through smart
    trade-offs, owning the ML process end-to-end from strategy through
    productionisation.
  • Demonstrated org-level or industry-level impact through technical leadership and
    strategic initiatives
  • Strong spoken and written communication skills in English

WHAT DO WE OFFER ON THIS PROJECT?

  • Cooperation based on a B2B contract.
  • 100% remote work.
  • The support of a dedicated mentor. In the relationship, we focus on direct communication. When you join speedapp, you will be put in touch with a dedicated mentor who will make sure that you enjoy working with us and with the client.
  • Events and integration meetings, as well as participation in various initiatives, e.g., sports.
  • Access to the benefits offering (medical care, life insurance, Multisport card).

WHAT DOES THE RECRUITMENT PROCESS LOOK LIKE?

Application: Apply and submit your CV.

After the application review, the recruiter will contact selected candidates by phone.

Screening: Have a conversation with a speedapp recruiter about your experience.

Next steps: The speedapp recruiter will explain the recruitment process for the specific position.

The speedapp recruiter will stay in touch with you throughout the entire process.

ABOUT SPEEDAPP

At speedapp, we believe that an organization is only as good as the people who make it up. We are a team of IT experts and other professionals working for our clients around the world (including Israel, Austria, USA). We go far beyond the HR category. We build IT teams and also help manage them.

👉 10 years of experience

👉 +100 clients worldwide 

+300 hires per year

💎 We have won the prestigious "Forbes Diamonds" award four times (2022, 2023, 2024, 2025). We are a member of the European Fast Growth Icons network and FinTech Poland. We are ranked 18th among the 100 fastest growing companies 2023 by Clutch.

DO YOU HAVE ANY QUESTIONS?

Contact the recruiter responsible for this process directly.
Ilona Wójcik
Junior IT Delivery Consultant
ilona.wojcik@speedapp.pl
(+48) 882 842 363

Tech stack

    Machine Learning

    master

    NLP

    advanced

    English

    advanced

    Python

    advanced

    Team Leadership

    regular

Office location

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