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. Mattermost is seeking a talented and passionate React Native Engineer to join our mobile engineering team and help deliver world-class mobile experiences for mission-critical industries like defense, intelligence, and critical infrastructure. You'll be responsible for building and maintaining our React Native applications that enable secure, real-time collaboration for organizations where reliability and security are non-negotiable. As a React Native Engineer at Mattermost, you'll work closely with cross-functional teams to create mobile solutions that solve complex communication challenges in high-stakes environments. Your work will directly impact how critical organizations coordinate, share information, and respond to urgent situations. This role offers the unique opportunity to contribute to our open-source platform while building mobile applications that serve some of the world's most important missions.