Software Engineer Application Platform Jobs

Principal Engineer, Studio Builder Tools at Roblox in San Mateo, CA, United States. Full-time · On-site · $345K – $399.4K/yr.

About Valar Atomics At Valar Atomics, we're redefining what's possible in energy. Our mission is to make clean, high-temperature nuclear power scalable—unlocking abundant energy for industry, hydrogen, and next-generation manufacturing. We are a team of builders, engineers, and…

Principal Enterprise Security Engineer at Roblox in San Mateo, CA, United States. Full-time · On-site · From $293.8K/yr.

About 1X We’re building humanoid robots that work in home - doing the chores, handling the tasks, and giving people their time back. Simple, but it’s not. To do this right, we have to solve robotics, AI, manufacturing - at the same time, at scale, in a form factor that has to be…

Principal Machine Learning Engineer, Embodied AI and Smart NPCs at Roblox in San Mateo, CA, United States. Full-time · On-site · From $345K/yr.

About Hark Hark is an artificial intelligence company building advanced, personalized intelligence. One that is proactive, multimodal, and capable of interacting with the world through speech, text, vision, and persistent memory. We're pairing that intelligence with…

About the Role We are seeking a mid-level AppSec Vulnerability Management Engineer with a strong software development background. In this role, you will bridge the gap between security, compliance, and engineering teams. You will identify application vulnerabilities, maintain…

About the Role We're looking for a Security Engineer with deep incident response experience to help defend Replit, a fast-moving, cloud-native AI vibe-coding platform. You'll be the person who takes charge when something goes wrong. You'll lead investigations from first signal…

About the Role We are seeking a mid-level Infrastructure Vulnerability Management Engineer with a strong background in Cloud Security, DevSecOps, and Infrastructure-as-Code (IaC). In this role, you will bridge the gap between security, compliance, DevOps, and Platform…

About the role Replit is the agentic software creation platform that enables anyone to build applications using natural language. As we scale to support millions of developers and enterprise organizations, maintaining a robust, transparent, and technically sound Governance,…

About the Role As an Enterprise/Strategic Field Engineer (L5) , you'll be the technical cornerstone for Replit's largest and most strategic accounts. This is a hybrid role: high-impact pre-sales (closing complex technical evaluations) and post-sales (driving adoption, expansion,…

Field Engineer at replit in Foster City, California, United States. Full-time · On-site.

As a Premium Support Engineer at Replit, you’ll be the front line for our highest-value customers — delivering fast, expert, and reliable technical support when it matters most. You’ll handle complex product issues, guide customers through critical incidents, and ensure every…

Premium Support Engineer (Foster City, Weekend Shift) at Replit in Foster City, California, United States. Full-time · Remote · $185K – $210K/yr.

Premium Support Engineer (London, Weekend) at Replit in London, England, United Kingdom. Full-time · Remote.