Full Stack Engineer

At Mattermost, we build the #1 collaborative workflow solution for defense, intelligence, security, and critical infrastructure organizations. Trusted by governments, financial institutions, and technology companies, our platform enables secure, efficient operations for the world's most critical teams. We're dedicated to empowering organizations to operate with confidence, reducing risks, and accelerating productivity. Guided by our core values of Customer Obsession, Earn Trust, Self Awareness, Ownership and High Impact, we collaborate closely with our customers to deliver solutions that meet complex needs and drive success. To learn more, visit www.mattermost.com Mattermost is seeking a highly skilled and experienced Full Stack Engineer to design, develop, and maintain cutting-edge solutions that enable secure, efficient, and collaborative workflows for mission-critical industries like defense, intelligence, and critical infrastructure. As a Full Stack Engineer, you'll work at the intersection of technology and user needs, delivering features that solve real-world problems, particularly in domains where precision, security, and collaboration are paramount. This is more than a coding role—it's a product engineering role focused on building products with a direct impact on critical workflows. Your contributions to our open-core platform using your personal GitHub account will empower the broader developer community while leaving a lasting professional legacy. The person in this role will join a fast-paced, flexible full stack team responsible for developing and delivering impactful features and systems that empower collaboration for the world's most critical organizations. Do you have a passion for designing and developing high-impact products? Do you want to work with a well-oiled, collaborative and highly senior team? Do you want to make an impact on open source? Help us build and grow one of the largest React and Go open-source projects. This role requires U.S. based staff.

At Mattermost, we build the #1 collaborative workflow solution for defense, intelligence, security, and critical infrastructure organizations. Trusted by governments, financial institutions, and technology companies, our platform enables secure, efficient operations for the world's most critical teams. We're dedicated to empowering organizations to operate with confidence, reducing risks, and accelerating productivity. Guided by our core values of Customer Obsession, Earn Trust, Self Awareness, Ownership and High Impact, we collaborate closely with our customers to deliver solutions that meet complex needs and drive success.