Careers in Crypto

Growth Marketing Lead

Sei Labs

Sei Labs

Marketing & Communications, Sales & Business Development
New York, NY, USA
Posted on Dec 19, 2025

Location

New York City

Employment Type

Full time

Location Type

On-site

Department

Growth

About Us

Sei is the first parallelized layer 1 blockchain. By re-writing the most widely adopted execution environment in Web3, Sei is setting a new standard in blockchain performance and scalability. Apps on Sei benefit from both the performance of web2 and the decentralization and sovereignty of web3. For more detailed information visit Sei's official website.

As an organization dedicated to advancing blockchain technology, Sei Development Foundation drives adoption, supports the community, and partners with developers to bring groundbreaking applications to life. Our vision is to create a decentralized ecosystem that democratizes access to blockchain technology while advancing the broader crypto community.

About the Role

We’re seeking a Growth Marketing Lead to join our team and become the global owner and driver of the Sei community. The ideal candidate will have a strong background in the blockchain space (crypto or Web3), with proven expertise in fostering and expanding decentralized communities. You will be responsible for creating and executing strategies focused on growing mindshare and increasing the number of public advocates who are passionate about telling the Sei story. A key focus will be on identifying, nurturing, and empowering community members who can align their personal growth and success with Sei's, fostering a sense of ownership, and building upon our existing success to reach new audiences.

Responsibilities

  • Community & KOL Management: Cultivate relationships with key opinion leaders (KOLs), influencers, and stakeholders, strengthening Sei’s position as a trusted partner in the blockchain ecosystem

  • Cultivate Mindshare and Advocacy in Priority Markets: Design and execute strategies to grow Sei's mindshare and the number of public advocates in key markets, engaging developers, partners, and the broader community to drive adoption and brand visibility.

  • Align Narrative and Distribution: Cultivate and disseminate compelling stories and content that align with Sei's core narrative, leveraging ecosystem partnerships and key channels to broaden Sei's distribution and solidify its position as the fastest Layer 1 blockchain.

  • Stay Updated on Industry Trends: Monitor emerging industry trends, narratives, and competitor activities to identify new opportunities for ecosystem growth and alignment with Sei’s vision

  • Monitor Ecosystem Landscape: Track emerging industry narratives, competitor activities, and platform adoption trends to identify strategic opportunities for organic community growth on Sei.

  • Empower Community Contributors: Develop and facilitate programs, resources, and content that equip and motivate community members to create and share their own valuable content and initiatives.

What We're Looking For

  • Proven experience as a marketing and community builder, specifically within the crypto, blockchain, or Web3 space.

  • Deep understanding of the blockchain ecosystem, including key stakeholders, trends, and market opportunities.

  • Strategic and analytical thinker adept at crafting and executing effective growth strategies in a fast-paced, evolving environment.

  • Exceptional interpersonal and relationship-building skills, with a track record of fostering strong connections with partners, developers, and industry influencers.

  • Highly creative and innovative, with demonstrable success in developing compelling marketing campaigns that resonate with diverse audiences.

  • Excellent written and verbal communication skills, capable of articulating complex technical and strategic ideas and driving community engagement.

Nice to haves

  • Experience working at a large blockchain foundation

  • Prior success building narratives for a Layer 1 blockchain

  • Strong connections with influencers and creators in the crypto space