C

Crusoe

Builds AI data centers near cheap energy

Senior Software Engineer - Billing Platform

Full-Time
$170k - $205k
Mid, Senior
San Francisco, CA, USA
In Person
Software EngineeringBackend Engineering

About the job

Requirements
  • Experience building or operating billing, payments, metering, financial systems, or similarly complex, high-integrity distributed data platforms.
  • Ability to own services end-to-end, focusing on correctness, reliability, and long-term maintainability.
  • 4-6 years of software development experience designing backend systems using languages such as Go, Java, Rust, or C++.
  • Experience building scalable, fault-tolerant systems with data consistency guarantees, idempotency patterns, and reliable data storage.
  • Familiarity with real-time and batch data processing, event-driven architectures, and data modeling for financial systems.
  • Ability to work closely with Product, Finance, and non-technical stakeholders to deliver technical requirements.
  • Strong focus on data accuracy, edge cases, financial correctness, and handling complex business logic.
  • Experience building systems with robust monitoring, alerting, debugging, and automated reconciliation capabilities.
  • Experience guiding peers, conducting thorough code reviews, and contributing to engineering best practices.
  • Ability to clearly communicate system designs, technical trade-offs, and project status to technical and non-technical stakeholders.
Responsibilities
  • Own core billing systems end-to-end, from metering and pricing to invoicing and payments, ensuring they are reliable, scalable, and easy to understand.
  • Lead the design and operation of highly reliable billing services that safeguard revenue, eliminate data leakage, and maintain customer trust.
  • Own the technical roadmap for the billing domain and design high-throughput metering, pricing, and invoicing architectures that scale with growing AI compute workloads.
  • Architect real-time and batch usage processing pipelines, immutable ledger models, and automated reconciliation engines to ensure financial correctness and auditability.
  • Work with Finance, Product, Customer Success, and Support teams to align on requirements and translate enterprise pricing, commitment models, and business strategies into resilient platform capabilities.
  • Design flexible, extensible billing capabilities and system modules to support evolving cloud offerings, dynamic pricing, and enterprise commitments.
  • Establish safeguards, transaction standards, and automated verification workflows to detect, isolate, and prevent billing discrepancies.
  • Improve system observability, end-to-end reconciliation processes, and fault-tolerant error handling to maintain billing state consistency across distributed systems.
  • Set team engineering practices, drive design reviews, and mentor mid-level engineers.

About the company

Crusoe builds and runs data centers for artificial intelligence, placing them near cheap or otherwise wasted energy and handling everything from the power supply to the cloud software. It developed the flagship campus in Abilene, Texas, for Stargate, the AI infrastructure project backed by OpenAI and Oracle. AI companies rent its GPU servers on demand or under longer contracts through Crusoe Cloud to train and run their models, while larger customers lease entire campuses that Crusoe develops and operates for them. The company was founded in 2018, when it began running computers at oil fields on natural gas that would otherwise have been burned off, and it is based in Denver.

Company Size

1,001-5,000

Company Stage

Series F

Total Funding

$13.8B

Headquarters

Denver, Colorado

Founded

2018

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Simplify's Take

What believers are saying

  • Room to grow: Crusoe listed 358 open roles in October 2026, from cloud engineering to factory work.
  • Equity has a path to cash: Crusoe was meeting IPO banks, including Goldman Sachs and JPMorgan, in August 2026.
  • Steady work ahead: Crusoe reported over $140 billion in signed customer contracts in September 2026.

What critics are saying

  • Projects aren't safe until built: Google asked Crusoe to leave a 1.8-gigawatt Wyoming campus, then took over in July 2026.
  • The hard part is ahead: only 1 of the 6-plus gigawatts Crusoe had signed was running in September 2026.
  • Less upside for new hires: Crusoe's valuation hit $30.9 billion in September 2026, triple its October 2025 level.

What makes Crusoe unique

  • It makes its own electrical gear instead of waiting on suppliers: two Tulsa factories have built over 2,500 switchboards.
  • Its own MemoryAlloy software lets GPUs share memory, so AI answers start up to 9.9 times faster in Crusoe's tests.
  • Its power-ready land is in demand: Microsoft leased 900 megawatts at Abilene in March 2026 after OpenAI and Oracle passed.

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Benefits

  • Industry competitive pay
  • Health insurance package options that include HDHP and PPO, vision, and dental for you and your dependents
  • Paid life insurance, short-term and long-term disability
  • Parental leave
  • Stock options in a fast-growing, well-funded technology company
  • Pet-friendly offices
  • Teladoc
  • 401(k) with a 4% match
  • Unlimited time off
  • Cell phone reimbursement
  • Tuition reimbursement
  • Company paid commuter benefit; $100 per month

Growth & Insights and Company News

Headcount

6 month growth

2%

1 year growth

2%

2 year growth

2%
Yahoo Finance
Sep 23rd, 2026
Thinking Machines Lab signs $65M deal with Crusoe for AI inference infrastructure

Crusoe, a vertically integrated AI infrastructure provider, has signed a $65 million annual agreement with Thinking Machines Lab to power inference for the lab's open models on Crusoe Cloud. Through Crusoe Managed Inference, Thinking Machines Lab will serve production workloads including its Inkling models, GLM 5.2 and 5.3, on NVIDIA HGX B200 systems connected with NVIDIA Quantum-2 InfiniBand networking. The service enables Thinking Machines Lab to scale without managing its own inference stack. The companies plan to expand into batch inference for large-scale synthetic data generation. Thinking Machines Lab joins other clients that have taken Crusoe Managed Inference past $100 million in contracted annual recurring revenue less than a year from launch.

The Wall Street Journal
Sep 17th, 2026
The Startup That Built OpenAI’s Biggest Data Center Is Now Making Tiny Ones

Crusoe raised $3.9 billion at a valuation of nearly $31 billion, as it bets on factory-built data centers.

Yahoo Finance
Sep 15th, 2026
Crusoe signs multiyear Perplexity cloud deal for Nvidia AI chips

Crusoe has signed a multiyear cloud agreement to supply Perplexity with Nvidia AI chips for model training and inference, Bloomberg reported Tuesday. The deal's financial terms and capacity were not disclosed. Under the agreement, Crusoe will manage the technology throughout its operating life. More than 1,800 Crusoe employees will receive access to Perplexity's Enterprise Max product, which provides AI-powered search tools. The contract adds to Crusoe's growing cloud business, which recently secured a five-year agreement with Jane Street worth roughly $13 billion. In June, Crusoe reported 4.9 GW of contracted AI infrastructure capacity across its data centre projects and cloud platform, with a development pipeline exceeding 40 GW. Crusoe opened a 400,000-square-foot manufacturing plant in Tulsa, Oklahoma, on Monday.

Yahoo Finance
Sep 14th, 2026
Crusoe opens second Tulsa facility, doubles workforce to 300 for AI infrastructure manufacturing

Crusoe has opened its second manufacturing facility in Tulsa, Oklahoma, adding 400,000 square feet to its operations and bringing its national manufacturing footprint to roughly 1 million square feet. The AI infrastructure company has hired more than 300 local workers across its two Tulsa sites, up from the 100 initially expected when the first facility opened in 2024. The facilities produce electrical equipment for AI infrastructure, including medium-voltage switchgear, low-voltage switchboards, electrical enclosures, industrial controls, and custom-fabricated copper busbar. The company has supplied more than 2,500 switchboards to its Stargate Project site in Abilene, Texas. Crusoe now employs more than 1,800 people, with 15,000 skilled workers across its sites. The company manufactures components in-house to reduce production time and maintain quality control.

Bloomberg Law
Sep 3rd, 2026
Crusoe Raises Over $3 Billion in Round at $30 Billion Valuation

Crusoe, a cloud-computing provider and data center developer doing business with OpenAI, Microsoft Corp. and Meta Platforms Inc., has raised over $3 billion in a funding round that values the startup at roughly $30 billion, according to people familiar with the situation.