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SpaceX

Software Engineer, Inference (AI Data Engineering)

SpaceX · Palo Alto, CA

Posted 28 days ago · $135,000.00 - $175,000.00

or apply directly on SpaceX's site. We never take the application ourselves.

Is this posting real?

This role has been open
28 days
SpaceX's roles stay open a median of 45 days
Reposted
No
Salary listed
Yes
52% of SpaceX's roles list one
Ghost-job risk at SpaceX
high
1459 stale, 43 reposted of 2,362 open
Hiring momentum
3062 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from SpaceX's own greenhouse board since 2026-08-03. Full hiring picture for SpaceX.

About this role

As a Software Engineer in Inference at SpaceX, you will design and optimize large-scale AI inference systems that support mission-critical applications. Your role involves developing reliable, high-throughput serving systems and collaborating with teams to integrate inference capabilities. You will also be responsible for end-to-end components, including request routing and CI/CD infrastructure, while ensuring high performance and availability of the systems you create.

Our read on this posting4.6out of 5
benefits
5/5
freshness
4/5
career value
4/5
role clarity
5/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of SpaceX as an employer.

What you need

  • Bachelor's degree in computer science, engineering, math, or scientific discipline; OR 2+ years of professional experience building software in lieu of a degree
  • Experience in designing, implementing, and maintaining reliable and horizontally scalable distributed systems
  • 1+ years of experience in full stack development or backend development with production systems
  • 1+ years of experience with Rust or C++

Nice to have

  • Experience with LLM inference engines and serving frameworks (e.g., SGLang, vLLM, Triton, TensorRT-LLM)
  • Deep low-level systems programming and optimizations: GPU kernels, code generation, batching, caching, parallelism, quantization, and speculative decoding
  • Experience with large-scale, high-concurrency production serving systems
  • Knowledge of service observability and reliability best practices
  • Experience operating commonly used databases such as PostgreSQL, ClickHouse, or MongoDB

What you get

  • Pay Range Level 1: $135,000.00 - $175,000.00
  • Pay Range Level 2: $155,000.00 - $210,000.00
  • Eligibility for long-term incentives, in the form of company stock or long-term cash awards
  • Potential discretionary bonuses
  • Ability to purchase additional stock at a discount through an Employee Stock Purchase Plan
  • Access to comprehensive medical, vision, and dental coverage

Worth weighing

  • Onsite role in Palo Alto; remote or hybrid work is not an option
  • Extended hours/weekends may be required depending on launch cadence and platform demands

Summarised from SpaceX's posting. Read the full original.

Listed by SpaceX on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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