Senior Backend Software Engineer

🔥 34 minutes ago

🇵🇹 Portugal – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 25%

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Flexcompute

WebsiteLinkedInAll Job Openings

11 - 50 employees

🚘 Automotive

🏭 Manufacturing

💰 $22M Series B on 2021-11

Automotive • Manufacturing • Software

Flexcompute is a company focused on accelerating innovation through advanced computing and groundbreaking simulation technology. They offer Flow360, a comprehensive solution for Computational Fluid Dynamics (CFD), and Tidy3D, an Electromagnetic (EM) solver, emphasizing physics-based simulation software. Flexcompute aims to assist industries in optimizing design processes and achieving real-time computational capabilities. Their offerings include educational resources, documentation, and support for Python-based applications, making them a key player in the simulation and computational software space.

📋 Description

• Design and implement scalable solutions for the advanced electromagnetic simulation platform. • Contribute to API unification, simulation data management including caching, syncing and storage, and scripting improvements. • Collaborate with electromagnetic and infrastructure teams on simulation-specific solutions. • Enhance back-end and scheduler integrations and Python front-end functionality. • Improve task pipelines through web API design for multi-physical simulation. • Develop and maintain hybrid cloud compute and storage solutions integrating on-premise HPC systems with cloud platforms. • Optimize and manage high-performance computing clusters with high-speed interconnects. • Own significant parts of the platform end to end with limited direction and direct access to founders. • Architect and deploy infrastructure for distributed simulation workloads across cloud and on-premise compute. • Design scalable web APIs for simulation job orchestration and data access. • Build CI/CD pipelines and infrastructure-as-code systems for reproducible deployments. • Implement monitoring and observability systems for simulation performance and reliability. • Improve platform scalability for growing user traffic and compute demand. • Design secure service architectures, authentication and licensing systems. • Optimize infrastructure utilization across CPU and GPU resources.

🎯 Requirements

• Strong backend engineering in at least one of Java, Python or C++. • Real production cloud experience; AWS preferred. • Production experience operating distributed systems. • Direct ownership of a production backend service from design through deployment and operation. • Fluent professional English, spoken and written. • Based in Portugal, with the right to work there without visa sponsorship. • Availability during Portuguese working hours with about six hours of overlap with the Boston team. • Bachelor's degree in computer science, computer engineering, telecommunications engineering or a closely related field. • Kubernetes and Docker, Terraform or Ansible, monitoring and observability tooling, Linux troubleshooting, networking and security practices, simulation stack, and HPC are learnable areas; HPC is preferred, not mandatory. • Bonus experience with load balancing, autoscaling, queues or streaming systems such as SQS, SNS or Kafka. • Bonus experience integrating cloud platforms with HPC environments or large compute clusters. • Bonus familiarity with job schedulers, batch systems, distributed compute frameworks, or large-scale data pipelines. • Bonus experience supporting scientific computing or simulation platforms. • Bonus knowledge of GPU infrastructure and resource scheduling. • Bonus experience building developer platforms or internal infrastructure tooling. • Bonus degree in computer science, computer or telecommunications engineering, mathematics, physics or a related field from a leading university. • Ability to learn quickly, adapt to new challenges, and innovate in a fast-paced startup environment.

🏖️ Benefits

• Competitive compensation and equity. • Remote within Portugal, on Portuguese working hours with about six hours of overlap with our Boston team. • Fully flexible hours and unlimited PTO. • Periodic company-paid travel to Boston to work with the core team. • Learning sponsorship. • Travel allowance. • AI tools budget, including Claude, Cursor and similar tools. • Fitness benefit. • Friendly, thoughtful, and intelligent coworkers.

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