Top Tech Startups in Sunnyvale, CA in 2026

Zerocater builds revolutionary corporate catering and cafeteria solutions employees love while saving companies millions of dollars as they transition to the hybrid workplace. With its Cloud Cafe, Hybrid Cafe, Managed Cafe, and Event Cafe products; Zerocater has built corporate cafeteria and office catering programs for companies of all sizes from growing startups to the Fortune 500. Thousands of companies like TikTok, Datadog, Airtable, and McKinsey choose Zerocater for the customized, consistent, and diverse meal experiences its products offer, while also reducing costs by giving companies the flexibility to only pay for the employees who come into the office. Zerocater currently offers its corporate cafeteria and office catering products in the San Francisco Bay Area, New York, Chicago, Los Angeles, Boston, Austin, Denver, Seattle, and Washington D.C. with additional markets in the U.S. and Canada coming online every month. Since completing YCombinator in Winter 2011, Zerocater has raised $38.5M from leading investors including Cleveland Avenue, Remus Capital, Romulus Capital, Struck Capital, SV Angel, Keith Rabois, Yuri Milner, Paul Buchheit, and Justin Kan. For more information visit zerocater.com and follow @Zerocater on Facebook, Instagram, Linkedin, and Twitter. Check out our company profile on Workatastartup: workatastartup.com/directory/171

Oklo is a California-based company developing clean energy plants to provide emission-free, reliable, and affordable energy using advanced fission. Oklo is a fast-growing startup with a history of reliable funding and milestones for more than 5 years. Oklo’s first product is a microgrid scale powerhouse. The powerhouse can produce clean energy for decades without needing to refuel, and also has the capability to turn nuclear waste into clean energy. Oklo received a Site Use Permit from the U.S Department of Energy, demonstrated fabrication of its fuel, was awarded fuel from the Idaho National Laboratory, and submitted the first accepted advanced fission license application to the regulator. Oklo has been featured in Popular Mechanics, Wired, Architectural Digest, Hyperallergic, POWER Magazine, and has been the subject of a Harvard Business School case, and was featured in the documentary The New Fire, among many other features.

Founded in 2013, DoorDash is a San Francisco-based technology company passionate about transforming local businesses and dedicated to empowering new ways of working, earning, and living. Today, DoorDash connects customers with their favorite local and national businesses in more than 1,000 cities across the United States and Canada. By building intelligent, last-mile delivery technology for local cities, DoorDash aims to connect people with the things they care about — one dash at a time.

Amazon is guided by four principles: customer obsession rather than competitor focus, passion for invention, commitment to operational excellence, and long-term thinking. We are driven by the excitement of building technologies, inventing products, and providing services that change lives. We embrace new ways of doing things, make decisions quickly, and are not afraid to fail. We have the scope and capabilities of a large company, and the spirit and heart of a small one. Together, Amazonians research and develop new technologies from Amazon Web Services to Alexa on behalf of our customers: shoppers, sellers, content creators, and developers around the world. Our mission is to be Earth's most customer-centric company. Our actions, goals, projects, programs, and inventions begin and end with the customer top of mind. You'll also hear us say that at Amazon, it's always "Day 1."​ What do we mean? That our approach remains the same as it was on Amazon's very first day - to make smart, fast decisions, stay nimble, invent, and focus on delighting our customers.

TELUS International AI Data Solutions Creating and enhancing the world's data to enable better AI via human intelligence We help companies test and improve machine learning models via our global AI Community of 1 million+ annotators and linguists. Our proprietary Ground Truth AI training platform handles all data types across 500+ languages and dialects. Our AI Data Solutions vastly enhance AI systems across a range of applications from advanced smart products, to better search results, to expanded speech recognition, to more human-like bot interactions and so much more. TELUS International values people diversity and grants equal opportunity regardless of age, civil status, disability, gender, nationality, race, religion and political beliefs, sex or sexual orientation.

Reach is like having cheat codes for your security stack. We automate the expertise and processes you’d otherwise need countless people working around the clock to execute. - 10% of your users account for 90% of your risk - find out who they are, and how to protect them - Create security configuration baselining in minutes - Minimize feature and configuration drift across your security stack - Collect and analyze identity and threat telemetry from real-world attacks - Create a mesh of product policies and capabilities across multiple vendors

Come help us build the future of enterprise video security. We've signed up flagship customers across a variety of verticals. As an early engineer in a rapidly growing market, you have the opportunity to make a huge impact at LiveReach AI. livereach.ai

Altimate AI builds DataPilot platform to automate work of data teams using AI agents. DataPilot can generate data pipelines, write data documentation / tests, and optimize data infrastructure autonomously. 100s of companies that use DataPilot have seen 2x accelerated data development and 30% reduction in data infra. costs.

Turntide Technologies is helping turn the tide on climate change with a revolutionary Platform for Sustainable Operations that drives down energy consumption and operating costs in buildings, agriculture, and electric transport. Our patented hardware and intelligent software are revolutionizing the $100 billion electric motor industry with a new platform so efficient, reliable, and adaptable that it reduces energy use by more than half. Our larger mission is to replace all the world’s motors with intelligent, optimal-efficiency systems so every watt is worthwhile for humanity. We’re looking for curious, intelligent, collaborative people from diverse backgrounds who want to make a real impact on the sustainability of our planet.

## Join Our Team at Wanderboat: Your everyday AI companion for travel and outing ideas producthunt.com/posts/wanderboat-ai Wanderboat is your AI-powered guide to discovering the best activities and experiences in your city and travel destinations, complete with videos, images, and personalized insights. From signature dishes to photo spots, you can ask questions freely in-chat, in-document, or on-map for personalized experiences. We are looking for skilled web front-end engineers with a passion for startups to help us push the boundaries of what's possible.