The Best Software Engineer Jobs at Top AI Startups 2025
Tracked at 10k top companies
Join the future of technology with a software engineering job at a top AI startup. Simplify has compiled the most exciting engineering roles at fast-growing artificial intelligence startups, including companies working on LLMs, generative AI, NLP, computer vision, and MLOps platforms.
These roles are ideal for engineers with 0–5 years of experience, including new graduates, recent boot camp graduates, and experienced developers seeking to transition into the AI space.
Sample engineering focus areas: LLM infrastructure and deployment, real-time data pipelines, model training optimization, backend systems for ML services, machine learning ops (MLOps) and model observability, APIs and platform engineering for AI products.
Hiring companies range from early-stage startups backed by Sequoia, a16z, Index Ventures, and Y Combinator, to later-stage AI unicorns scaling across healthcare, robotics, finance, edtech, and developer tooling.
Most roles are: fully remote or hybrid-friendly or located in tech hubs like San Francisco Bay Area, New York, and Seattle; offer competitive salaries ($120K–$200K+), equity, and startup perks; built around fast-moving teams, high ownership, and cutting-edge tech stacks.
Commonly used tools: Python, PyTorch, TensorFlow, Kubernetes, FastAPI, Airflow, Snowflake, and Databricks.
Use Simplify to filter by focus area (e.g., NLP, computer vision), company stage, or tech stack, and find the AI startup where your code drives the future.
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CaptionsSeniorSoftware Engineer - Backend$170k - $250kNew York, NY$170k - $250k52d - 2dCaptionsJuniorSoftware Engineer - Backend$140k - $175kNew York, NY$140k - $175k22d
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CrusoeMid LevelBackend Software Engineer - Cloud Control Plane$155k - $210kSan Francisco, CA$155k - $210k32d - 2d
Together AISeniorSenior Software Engineer - Together Cloud Platform$160k - $230kSan Francisco, CA$160k - $230k52d - 2d
OpenAIMid LevelSoftware Frontend Engineer - Growth$255k - $405kSeattle, WA$255k - $405k32d - 2dOpenAISeniorSoftware Engineer - Payments$255k - $440kSan Francisco, CA$255k - $440k52d
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CoreWeaveSeniorSenior Software Engineer - Kubernetes$204k - $278kLivingston, NJ+3$204k - $278k52d - 2d
NotionJuniorSoftware Engineer - Core Product$150k - $283kSan Francisco, CA+1$150k - $283k22d
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