Software Engineer, Agent Infrastructure jobs in United States
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Simular · 1 month ago

Software Engineer, Agent Infrastructure

positionPalo Alto, CA
timeFull-time
remoteOnsite
seniorityMid Level

Simular is building the next generation of computer user agents, and they are seeking a generalist backend/infrastructure engineer. The role involves designing and scaling systems, owning critical backend services, and tackling infrastructure challenges while collaborating with product and research teams.

Artificial Intelligence (AI)Information TechnologyInternet
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H1B Sponsor Likelynote

Responsibilities

Design and scale the systems behind Simular Cloud and our cross-platform agents
Own critical backend services: APIs, data flows, billing, observability, deployment pipelines
Tackle hard infra challenges: VM orchestration, reproducibility, parallel execution, reliability
Spot when it’s time to split/refactor services and lead that evolution
Explore new directions as the product grows - from microVMs to multi-agent orchestration, fine-tuned model endpoints, or community task galleries
Collaborate with product and research to turn ideas into production systems

Qualification

PythonCloud infrastructureDistributed systemsVirtualizationCI/CDArchitectural designProblem ownershipGPU schedulingLarge-scale ML infrastructureScaling SaaS systems

Required

You're a strong programmer with solid fundamentals (Python, Go, Rust, or similar)
You have experience with some of: cloud infra, distributed systems, virtualization, CI/CD — but more importantly, you can pick up whatever's needed
You think in terms of architecture, not just code: you know when to hack and when to design for the long run
You're comfortable owning big ambiguous problems end-to-end

Preferred

Bonus: you've touched GPU scheduling, large-scale ML infra, or scaling SaaS systems

Company

Simular

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Simular is the autonomous computer company, one that creates AI-powered agents to automate how people use computers and the web.
dateFounded in 2023
location
Palo Alto, California, USA
people-size2-10 employees
web-link
https://simular.ai

H1B Sponsorship

Simular has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)

Funding

Current Stage
Early Stage
Total Funding
$27M
Key Investors
FelicisBasis Set VenturesSouth Park Commons
2025-12-02Series A· $21.5M
2024-06-25Seed· $5M
2023-09-18Pre Seed· $0.5M

Recent News

alleywatch.com
The Weekly Notable Startup Funding Report: 12/8/25
2025-12-09
Techmeme
Simular, which is building AI agents for Mac and Windows PCs, raised a $21.5M Series A led by Felicis; Simular has released its 1.0 version for macOS (Julie Bort/TechCrunch)
2025-12-07
Tech Startups - Tech News, Tech Trends & Startup Funding
OpenAI acquires Neptune to bolster AI training and model-monitoring capabilities
2025-12-04
Company data provided by crunchbase