staff ml engineer (llms, nlp)

Your experience at Deel will be a career accelerator. At the forefront of the global work revolution, you'll tackle complex challenges that impact millions of people's working lives. With our momentum—backed by a $12 billion valuation and $1 B in Annual Recurring Revenue (ARR) in just over five years—you'll drive meaningful impact while building expertise that makes you a sought-after leader in the transformation of global work.

Get ready to:

• Design and deploy advanced LLM-powered applications that support our Payroll product lines and operations.

• Lead architecture decisions, cost optimization, and observability efforts for mission-critical AI workflows.

• Collaborate with ML researchers, product managers, and application engineers.

• Create massive impact by doing ground breaking work in an already high-scale product.

You'll bring:

• 12+ years of engineering experience, ideally in ML systems or large-scale software, with a strong foundation in system design and architecture.

• Hands-on experience implementing research and algorithms in Python, focused on information retrieval, text processing, NLP, LLMs, and machine learning.

• Experience building production-grade LLM applications, including fine-tuning or adapting base models for domain-specific tasks.

• Deep understanding of vector databases (e.g. Pinecone, Weaviate, FAISS) and how they fit into retrieval-augmented generation and context retrieval pipelines.

• Python expertise for AI/ML development and Node.js familiarity for integration with product and application teams.

• Knowledge of prompt engineering, LLM API integration, and system reliability patterns for scaling AI in production.

• Experience with observability and cost optimization across AI infrastructure (tracing, metrics, performance tuning).

Bonus

• Cost tracking and model optimization for AI workloads.

• RAG implementations, LangChain/CrewAI experience.

• Background in classical ML or pre-LLM NLP.

• Exposure to multimodal systems.

Total Rewards

Our workforce deserves fair and competitive pay that meets them where they are. With scalable benefits, rewards, and perks, our total rewards programs reflect our commitment to inclusivity and access for all. 

Some things you’ll enjoy

• Stock grant opportunities dependent on your role, employment status and location

• Additional perks and benefits based on your employment status and country

• The flexibility of remote work, including optional WeWork access