Y Combinator Startups in Austin that are currently hiring 2025

NuCypher is one of two founding teams of the Threshold Network (market cap ~$370m), which hosts tBTC, TACo, Random Beacon & tUSD. Since 2017, NuCypher has pioneered cryptographic primitives for end-to-end encrypted data sharing, including Proxy Re-Encryption and Threshold Access Control (TACo), novel cryptoeconomic mechanisms (e.g. Stable Yield). and original network/governance architectures (including a historic on-chain merger). TACo, our flagship product, is running on over 120 nodes with ~$80m of associated economic security, has paying adopting developers and major infrastructure partners (Ceramic, Irys, Textile, Unlock), and has been decentralized from genesis (mainnet launch in Jan 2024).

UpCodes simplifies the compliance process for architects, engineers, and anyone involved in the design process by offering a centralized, searchable library of construction regulations. UpCodes uses NLP to parse through the various code adoptions for most major US jurisdictions and currently hosts 1400+ state and city codes. UpCodes also enables collaboration and project requirement calculation, making it a valuable tool for all professionals involved in the design process. With over 600,000 monthly active users, UpCodes has seen significant product-led growth, providing an efficient way for teams to manage construction regulations and ensure compliance.

Rabbet brings efficiency, accuracy and transparency to the complex construction finance industry. The platform uses machine learning to parse documents and connect information for reduced administrative burden, verifiable compliance, and faster decision-making for real estate lenders and developers. Formerly Contract Simply.

UpEquity is removing contingencies for home buyers so that they have more negotiating leverage when purchasing their next home.

Biodock's cloud platform accelerates microscopy analysis, automating months of microscopy analysis and infrastructure to minutes with our end-to-end AI architecture. Scientists enjoy auto-scaling storage, GPU compute, and 30-50% more accurate analysis. We're building an amazing experience to translate microscopy images to therapeutic insights for academic and enterprise scientists.

Legion Health is a high-quality, AI-enabled psychiatry network where patients receive care from a provider who takes their insurance. We use LLMs and AI agents to improve care quality, streamline operations, enhance patient communications, and more.

MineralSoft is the leading solution for mineral rights and royalty management. Are you looking for a better way to manage your minerals? Whether you're an investment fund, a family office, an individual, or an advisor, MineralSoft has a tailored solution for you. We combine industry-leading software with experienced, professional service to maximize the value of your assets. Save time, make money, and get peace of mind by managing your oil & gas interests with MineralSoft.

Code Review as a Service PullRequest is passionate about code quality. From static analysis to an on-demand network of code review experts, we help development teams ship code faster, with improved quality and lower costs.

Hoss is a developer experience platform that gives teams the essential tools they need to deliver a world-class customer experience. API-driven companies like Xendit, AssemblyAI, and Zentail trust Hoss to help them better acquire, understand, and support their customers. With Hoss, teams can offer superior documentation and developer content, gain deep visibility into how customers are using their API, monitoring third-party APIs, and provide robust and customizable developer dashboards. Hoss is backed by top investors like Y Combinator, Liquid2, FundersClub, and Soma Capital.