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AsteraAsteraEmeryville, CA

Software Engineer — Distributed Simulation Systems

Builds core infrastructure for large-scale distributed simulation systems, including biological and 3D physics environments. Requires strong C++ systems programming, distributed computing, high-performance networking, and experience with MuJoCo or similar simulators.

100k – 400k
HybridBackend Engineering

About the role

Responsibilities

  • Design and implement distributed simulation systems
  • Build networking infrastructure for synchronized multi-node simulation
  • Build and optimize MuJoCo-based 3D physics environments
  • Develop infrastructure for large-scale biological system simulations
  • Engineer communication systems for distributed simulators and agents
  • Optimize simulation throughput across CPUs, GPUs, and clusters
  • Develop distributed execution systems
  • Profile and eliminate bottlenecks in networking, scheduling, memory, and synchronization
  • Work on infrastructure spanning simulation, networking, orchestration, visualization, and tooling

Qualifications and Experience

  • Strong C++ systems programming experience
  • Experience with distributed systems
  • Experience with networking protocols and distributed communication
  • Experience with MuJoCo or other 3D physics simulators
  • Understanding of concurrency, multithreading, synchronization, and performance optimization
  • Experience building performance-critical systems on Linux
  • Familiarity with cluster or distributed compute environments

Strong Plus

  • Experience with Python and PyTorch
  • Biological or neuroscience simulation experience
  • Simulation engine development
  • High-performance networking experience
  • CUDA or GPU systems programming
  • ECS / data-oriented engine architectures
  • RDMA, shared memory, zero-copy networking, or custom transport layers
  • Experience scaling simulations across many machines
  • Experience with UI frameworks such as wxWidgets
  • Experience building visualization or simulation tooling interfaces

Skills

C++Distributed SystemsNetworkingMujocoLinuxConcurrencyMultithreadingPythonPyTorchCUDA

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