Fullstack Team Lead

Description Guardio is on a mission to redefine consumer cybersecurity for the modern internet.  We operate at consumer scale, protecting millions of people every day across devices, accounts, and digital touchpoints. In a world where phishing, fraud, and AI-powered scams evolve overnight, Guardio stays ahead of the curve. We move fast, think deeply, and build with purpose. Our culture is rooted in transparency, feedback, and collaboration along with shared wins, team dinners, company trips, and good times. We’re a team of 100+ makers, doers, and boundary-breakers. If you’re ready to tackle meaningful challenges, grow at lightning speed, and help shape the next frontier of online safety, you belong here. So, what’s the job? We are looking for a Fullstack Team Lead You will: Lead a fullstack team through the entire product lifecycle—from ideation and architecture to development, testing, and production deployment—using our tech stack (React, React Native, Python, etc.). Own and drive processes while continuously researching and experimenting with new technologies, architectures, and standards. Build high-performance applications and automation systems using modern cloud infrastructure and big data tools to ensure robust, scalable solutions with rapid iteration cycles. Collaborate closely with product managers, R&D, security, UX & design, content, product marketing, customer support, and marketing teams. Drive continuous improvement by devising, executing, and measuring A/B tests on our user-acquisition flows, directly impacting our core KPIs. Stay hands-on by actively contributing code, conducting design reviews, and working side-by-side with your team to tackle technical challenges. Sounds great! Am I the right fit? Well, our guess is you have a good chance of being that person if you check as many of these as possible: 2+ years of team lead experience and 5+ years in fullstack development, taking projects from initial commit to production. Expert in building scalable systems with React, React Native (TypeScript) on the frontend and Python on the backend. Proficient with cloud platforms and tools like GCP, GKE, MySQL, Redis, and BigQuery. Proven track record of leading projects from concept to full production. Experience with web analytics—defining user journeys, and setting up and evaluating A/B tests. Understands product marketing and user acquisition, turning marketing goals into technical solutions. A collaborative, fast, self-motivated learner with excellent communication skills, committed to delivering secure, high-quality solutions. Talk nerdy to me. Don't mind if we do. Our tech stack: React + React Native (using TypeScript) Python GoogleCloud using K8S MySQL + Redis + BigQuery Thinking of a great addition? Let's do it. Curious about our stack and how we build things? Check this out