Senior Backend Software Engineer

Flexcompute•Watertown, MA

15d

About The Position

Flexcompute is leading the transformation of engineering simulation with our revolutionary ultra-fast simulation technology. Our flagship products, including the industry-leading Computational Fluid Dynamics (CFD) software Flow360 and electromagnetic simulation software Tidy3D, are reshaping how simulations are conducted across diverse sectors. Founded by visionaries from Stanford and MIT and supported by top-tier venture capital firms, we are a rapidly growing team dedicated to breaking boundaries and challenging the norms of the multi-billion-dollar engineering simulation market. Role Overview We are looking for a Backend Software Engineer to help us design and implement scalable solutions that meet the growing demands of our advanced EM simulation platform. The ideal candidate has expertise in high-performance computing (HPC), infrastructure, web API design, and systems design. Additionally, the candidate will be help us enhance our data management, frontend-backend API unification, and cloud integration.

Requirements

Education: Bachelor’s degree or higher in computer science or computer engineering.
Technical Skills: Proficiency in Python, C++, and Java, with experience in distributed computing environments (e.g., MPI).
Familiarity with backend API development, documentation, packaging, and deployment.
Understanding of HPC computing, system administration, and networking.
Experience compiling and optimizing C++ source code.
Expertise in cloud computing and storage solutions.
Proficiency in Linux operating systems, software deployment (e.g., Ansible), and backend security.
Experience with containerization and orchestration tools (e.g., Docker, Kubernetes, Swarm).
Innovative Mindset: Ability to learn quickly, adapt to new challenges, and innovate in a fast-paced startup environment.

Nice To Haves

Familiarity with electromagnetic physics simulations
Knowledge of memory, CPU, and GPU resource optimization.
Familiarity with simulation-specific tooling and workflows.
Understanding of simulation GUI and scripting interfaces.

Responsibilities

Contribute to general software development efforts, such as API unification, simulation data management (e.g., caching, syncing, storage), and scripting improvements.
Collaborate with EM and infrastructure teams to implement simulation-specific solutions, including enhancements to back-end/scheduler integrations and Python front-end functionality.
Improve our task pipelines through an innovative design for a web API in a multi-physical simulation context.
Develop and maintain hybrid cloud compute and storage solutions, integrating on-premise HPC systems with modern cloud platforms.
Optimize and manage high-performance computing clusters equipped with high-speed interconnects.