Two Sigma
Quantitative Software Engineer: Techniques Engineering
$165K–$300K
NY New York · Full-time · Posted Oct 28, 2026
- Experience
- Minimum 1 year required; 7–15 years preferred.
- Education
- BS in Computer Science, Mathematics, Physics, or a related technical subject area.
About the job
Build and scale production-ready software and infrastructure that enables researchers to develop and run AI/ML modeling techniques efficiently.
What you'll do
- Partner with ML researchers on model architectures, training methods, LLM and agentic engineering, and experimental objectives.
- Turn research prototypes into maintainable production code and optimize large-scale training and inference pipelines, including GPU utilization.
- Extend research libraries for agentic workflows and improve codebase structure, testing, and maintainability.
What they ask for
- BS in Computer Science, Mathematics, Physics, or a related technical subject area.
- Experience in quantitative software engineering.
- Strong software engineering skills using Python, AI coding tools, version control, testing frameworks, and CI/CD practices.
- Hands-on experience building high-throughput GPU ML systems, including performance optimization, batching, scheduling, orchestration, and training infrastructure.
Nice to have
- Experience with CUDA and ML frameworks such as PyTorch, TensorFlow, or Hugging Face.
- Experience with LLMs and agent frameworks, agent evaluation, RLHF, RLVR, policy optimization, or synthetic data generation.
Pay
$165,000 and $300,000 (base salary)
Tools
Python, CUDA, PyTorch, TensorFlow, Hugging Face, LLMs, AI coding tools, CI/CD
AI focus
Enable AI/ML modeling research and production, including LLM and agentic workflows, GPU-optimized training and inference, and AI-assisted or AI-generated code.
Model-written summary · the original posting is authoritative