Software Engineer - Infrastructure

Flexion Robotics • San Francisco, CA

4h • Onsite

About The Position

As a Software Engineer in Flexion’s experienced infrastructure team you will build the platforms, tooling and infrastructure that power Flexion’s AI stack. This is a senior role with significant scope and ownership. You will work on a range of topics, taking projects from inception to completion, with collaboration and influence across the company. The infrastructure team owns Flexion’s state-of-the-art platforms, spanning in-house robotics frameworks for deployment, orchestration and networking, customer-facing applications, telemetry, SDKs, ML and data infrastructure, AI productivity tooling, and more. A core responsibility of this specific opening is to enable the growing scale and scope of our deployments by expanding our internal robot deployment tooling as well as our customer-facing tools and platforms.

Requirements

• Degree in Computer Science, Electrical Engineering or Software Engineering (or equivalent practical experience) plus significant professional software engineering experience.
• Experience working at a senior scope: owning production software projects end-to-end and influencing technical decisions across teams. Strong track record of delivering complex projects with significant impact.
• Proficiency in Python and significant experience with at least one compiled language (e.g., C++, Go, Rust).
• Strong software architecture skills: designing modular, testable, maintainable systems with clean interfaces, considering performance and scalability. Solid grasp of data structures and algorithms.
• Solid experience building and operating production backend systems: APIs, cloud infrastructure and databases.
• Strong engineering practices and tooling: Git/GitHub, CI/CD, Docker, automated testing, code review, etc.
• Substantial hands-on experience with AI coding tools (e.g., Claude Code, Codex, OpenCode, etc.) Good judgement with respect to their limitations.

Nice To Haves

• Experience developing software for sophisticated hardware systems (e.g., robotics, AR/VR, drones, vehicles)
• Understanding of networking and/or distributed systems concepts (e.g. pub/sub, message queues, distributed computing, etc.).
• Experience with JavaScript/TypeScript and full-stack web development.

Responsibilities

• Build out Flexion’s tooling and platforms for a fast-growing number of robots and real-world deployments, including the applications, APIs and SDKs that customers use to manage, monitor, and integrate with Flexion.
• Lead projects end-to-end, from scoping and technical design through implementation, rollout, and long-term ownership.
• Shape technical direction and architecture decisions across teams through design reviews and code reviews.
• Partner with research, robotics, and deployment teams to understand their needs and translate them into reliable platforms and tools.
• Raise the bar on engineering practices, including testing, code quality, documentation, and system reliability.
• Help define and spread AI-assisted development practices across the company and contribute to Flexion’s AI development tooling.

Benefits

• Competitive Compensation
• Joining a leading robotics team & exposure to never-done-before research
• Energetic, collaborative culture with a bias for action and regular community events
• Enhanced pension plan
• Relocation & permit sponsorship
• Enhanced holiday & paid leave perks
• 401(k) with company contributions
• Health, dental & vision coverage with the flexibility to choose your own plan
• Open PTO policy & paid company holidays

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: Associate degree