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Platform Engineer

E2BSan FranciscoEngineering
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Salary
$250K - $350K USD
Job type
Full-time
Posted
29 Sept 2025
Status
Open · checked 7d ago

About this role

Role Overview

The Platform Engineer role at E2B in San Francisco is a full-time opportunity for an experienced infrastructure professional to build the next cloud platform for running AI software. This position suits individuals with a deep background in distributed systems who want to collaborate in person with a talented engineering team.

Key Responsibilities

Build a large-scale distributed system to support millions and billions of AI agents running on the E2B platform.
Develop an orchestrator designed to place sandboxes onto the correct nodes efficiently.
Implement and support sandbox live migrations.
Optimize the self-hosting developer experience for the company's open-source infrastructure.
Ensure sandbox startup times remain under 200 milliseconds from the moment a user hits enter.
Scale the infrastructure to handle millions and eventually billions of concurrent sandboxes.
Construct a comprehensive observability stack beginning at the kernel level of virtual machines.

Requirements

Bring a minimum of 5 years of professional experience building distributed systems.
Proven track record operating infrastructure at serious scale, including handling over 100K requests per second, multi-region environments, and petabyte-scale data.
Deep expertise in Linux internals, including debugging performance issues with eBPF, understanding CPU scheduling, and memory management.
Hands-on virtual machine hypervisor experience with technologies like Firecracker, QEMU, or KVM.
Strong systems programming skills in languages such as Rust or C/C++.
Production orchestration experience operating systems like Kubernetes or Nomad.
Deep knowledge of networking concepts such as L4/L7 load balancing and network namespaces.
Located in San Francisco or willing to relocate for in-person collaboration.

Nice to Have

Practical experience with userfaultfd (UFFD), copy-on-write mechanisms, or lazy loading.
Background in GPU passthrough or PCIe device virtualization.
Experience building or maintaining infrastructure dedicated to AI and machine learning workloads.
Prior contributions to open-source projects like Firecracker or Cloud Hypervisor.
Familiarity with large-scale observability, distributed tracing, and kernel-level metrics.

Skills and Tools

AWS
Kubernetes
Rust
C++
Linux Kernel
Firecracker
eBPF

Salary and Benefits

Annual salary ranging from $250,000 to $350,000 USD.
Comprehensive healthcare, vision, and dental insurance.
Unlimited paid time off.
401k retirement plan.
Various perks for employees working out of the office.

About the Company

E2B is a fast-growing Series A startup backed by over $37 million in funding and boasting 8-figure revenue. The organization powers the infrastructure behind leading AI labs and consumer and enterprise agents. The team features original authors of Firecracker and alumni from notable tech companies.

How to Apply

To apply for this position, please visit the official E2B careers page to submit your application.

Skills and tech stack

AWSKubernetesRustC++

Questions candidates ask

What is the location of the Platform Engineer role?

The job is based in San Francisco, with expectations to work in person as a team.

What is the salary range for this position?

The annual salary is between $250,000 and $350,000 USD.

How many years of experience are required?

Candidates must have 5 or more years of experience building distributed systems.

What programming languages or skills are needed?

The role requires strong systems programming skills in languages like Rust or C/C++, alongside experience with AWS, Kubernetes, Linux internals, and hypervisors like Firecracker.

What benefits are included with the job?

Benefits include healthcare, vision, and dental insurance, unlimited PTO, a 401k plan, and in-office perks.

Ready to apply?

The application is on the official E2B careers page.

Apply on company site