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Twelve Labs

Senior Software Engineer, Frontend

Sorry, this job was removed at 10:22 a.m. (PST) on Saturday, Oct 25, 2025
In-Office or Remote
3 Locations
145K-182K Annually
In-Office or Remote
3 Locations
145K-182K Annually

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Who We Are: 

At TwelveLabs, we are pioneering the development of cutting-edge multimodal foundation models that have the ability to comprehend videos just like humans do. Our models have redefined the standards in video-language modeling, empowering us with more intuitive and far-reaching capabilities, and fundamentally transforming the way we interact with and analyze various forms of media.

With a remarkable $107 million in Seed and Series A funding, our company is backed by top-tier venture capital firms such as NVIDIA’s NVentures, NEA, Radical Ventures, and Index Ventures, and prominent AI visionaries and founders such as Fei-Fei Li, Silvio Savarese, Alexandr Wang, and more. Headquartered in San Francisco, with an influential APAC presence in Seoul, our global footprint underscores our commitment to driving worldwide innovation.

We are a global company that values the uniqueness of each person’s journey. It is the differences in our cultural, educational, and life experiences that allow us to constantly challenge the status quo. We are looking for individuals who are motivated by our mission and eager to make an impact as we push the bounds of technology to transform the world. Join us as we revolutionize video understanding and multimodal AI.

About the Role

As a Frontend Software Engineer on the Product Engineering team, your focus will be on building and refining the user interfaces that interact with the AI video models. You’d be working with tools like React, Next.js, and TypeScript to create responsive, high-performing frontends. You'll also be collaborating closely with product managers, designers, and other engineers to make sure the user experience is seamless and intuitive.

We are looking for engineers with startup experience, who're comfortable navigating fast-paced environments and adapting quickly. If you're familiar with working across the stack, it's a bonus. While this is a hybrid role based at our San Francisco headquarters, remote work is available for candidates currently residing in California or Washington State. Please note that remote employees will need to travel to the office for team meetups or other events as needed.

In this role, you will

  • Oversee the design, development, and maintenance of responsive and high-performance frontend systems utilizing modern frameworks such as React, Next.js.

  • Collaborate closely with not only software engineers but also PMs, designers, researchers to implement user-centric design solutions that complement and enhance our evolving video understanding models.

  • Ensure adherence to coding standards, best practices, and optimization techniques, delivering high-quality, performant, and adaptable frontend systems in the dynamic landscape of AI innovation.

  • Collaborate closely with AI engineers, data scientists, and other stakeholders to seamlessly integrate frontend components and maintain an intuitive user experience for our AI models.

You may be a good fit if you have:

  • Startup Experience: Five+ years of experience thriving in a fast-paced startup environment, showcasing adaptability, resilience, and a proactive approach to frontend engineering challenges.

  • Technical Expertise: Extensive experience in frontend development (Minimum of 7 years), demonstrating proficiency in frameworks and technologies like React, Next.js, react-query, Typescript

  • Agile Mindset: Strong analytical and problem-solving skills, with the ability to swiftly adapt to changing priorities and innovate solutions within the dynamic realm of AI technology.

  • Communication & Collaboration: Exceptional communication skills, capable of articulating technical concepts to non-technical stakeholders and collaborating effectively within a cross-disciplinary team in an AI startup environment.

Desired experience: 

  • Comfortable using CSS Frameworks like Tailwind & Component Libraries like Material UI to build Responsive Websites

  • Familiarity with popular design tools like Figma & working with an in-house design team

  • Unit Testing with popular open-source tools like jest, react-testing-library

  • Familiarity with REST and API design

  • Prior Work Experience in Enterprise level products

  • Understanding of SDLC & familiarity with frontend Infrastructure like ci/cd, build tooling, caching & optimization etc

Even if there are a few checkboxes that aren’t ticked through your prior experience, we still encourage you to apply! If you are a 0-1 achiever, a ferocious learner, and a kind and fun team player who motivates others, you will find a home at TwelveLabs.

We are a global company that values the uniqueness of each person’s journey. It is the differences in our cultural, educational, and life experiences that allow us to constantly challenge the status quo. We are looking for individuals who are motivated by our mission and eager to make an impact as we push the bounds of technology to transform the world. Join us as we revolutionize video understanding and multimodal AI.

Benefits and Perks

🤝 An open and inclusive culture and work environment.

🧑‍💻 Work closely with a collaborative, mission-driven team on cutting-edge AI technology.

🦷 Full health, dental, and vision benefits.

✈️ Flexible PTO and parental leave policy. Office closed the week of Christmas and New Years.

🛂 VISA support (such as H1B and OPT transfer for US employees).

What you need to know about the Seattle Tech Scene

Home to tech titans like Microsoft and Amazon, Seattle punches far above its weight in innovation. But its surrounding mountains, sprinkled with world-famous hiking trails and climbing routes, make the city a destination for outdoorsy types as well. Established as a logging town before shifting to shipbuilding and logistics, the Emerald City is now known for its contributions to aerospace, software, biotech and cloud computing. And its status as a thriving tech ecosystem is attracting out-of-town companies looking to establish new tech and engineering hubs.

Key Facts About Seattle Tech

  • Number of Tech Workers: 287,000; 13% of overall workforce (2024 CompTIA survey)
  • Major Tech Employers: Amazon, Microsoft, Meta, Google
  • Key Industries: Artificial intelligence, cloud computing, software, biotechnology, game development
  • Funding Landscape: $3.1 billion in venture capital funding in 2024 (Pitchbook)
  • Notable Investors: Madrona, Fuse, Tola, Maveron
  • Research Centers and Universities: University of Washington, Seattle University, Seattle Pacific University, Allen Institute for Brain Science, Bill & Melinda Gates Foundation, Seattle Children’s Research Institute

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