Job Title:Senior Frontend Engineer – RangeGPT PlatformLocation:Remote (Boulder/Denver, CO preferred)Department:EngineeringReports to:Chief EngineerCompensation:$155,000–$185,000, commensurate with experienceBenefits:Comprehensive benefits including medical, dental, and vision insurance, 401(k) with company match, HSA/FSA options, life and disability insurance, unlimited PTO, and paid holidays.Job SummaryCircadence is hiring an Senior Frontend Engineer to help deliver RangeGPT—an intelligent cyber range design and analysis platform that combines a WYSIWYG interface with AI-powered automation.This role is 30% product management and delivery oversight, 70% hands-on engineering. You’ll own execution tracking in Azure DevOps, coordinate sprints and tasks, and ensure product initiatives move smoothly from backlog to delivery. At the same time, you’ll contribute directly as a frontend developer (with occasional backend work), building features in React + TypeScript that bring RangeGPT to life.Key ResponsibilitiesProduct Management & Execution (30%)Manage product workflows in Azure DevOps: epics, sprints, tasks, and bug trackingBreak down product initiatives into actionable engineering deliverablesAssign and track tasks across the engineering team, ensuring timelines and quality standards are metCoordinate with product managers and engineers to prioritize work and resolve blockersProvide visibility into progress, risks, and dependencies through reporting and sprint reviewsFrontend & Engineering Contributions (70%)Build and maintain core frontend features in React + TypeScriptImplement UI components and state management patterns for the RangeGPT canvas editorDevelop intuitive user interactions bridging natural language input with infrastructure diagramsOccasionally contribute to backend services in Python (Django/FastAPI) for APIs and orchestration logicIntegrate frontend features with APIs, LLM-powered agents, and real-time orchestration pipelinesSupport testing, debugging, and frontend performance optimizationRequired Qualifications7+ years of professional software engineering experience, with strong frontend expertise in React + TypeScriptExperience using Azure DevOps (or similar tools like Jira) for product planning, sprint execution, and backlog managementBackground in backend service development with Python (Django or FastAPI)Solid knowledge of REST API design, service-oriented architecture, and relational data modeling (PostgreSQL)Familiarity with containerized environments (Docker, Kubernetes) and CI/CD workflowsStrong organizational skills with the ability to drive projects to completion while contributing hands-onPreferred QualificationsExperience with canvas-based editors, graph visualization tools (XYFlow/ReactFlow), or low-code platformsFamiliarity with LangGraph, semantic retrieval frameworks (e.g., Weaviate, PGVector), and RAG pipelinesBackground in cybersecurity, simulation tooling, or infrastructure-as-codeExposure to MCP (Model Context Protocol) or cyber range orchestration frameworksWhy Circadence?At Circadence, you'll help shape the future of cybersecurity training by working with a passionate team building a platform used to train national security professionals, enterprise defenders, and future cyber leaders. We value innovation, autonomy, and purpose—join a fast-growing team of top-tier AI researchers, software engineers, and curriculum designers to change the world of cybersecurity training.Circadence Corporation is proud to be an equal opportunity employer. We will not discriminate against any applicant or employee based on age, race, color, creed, religion, sex, sexual orientation, gender, gender identity or expression, medical condition, national origin, ancestry, citizenship, marital status, or civil partnership/union status, physical or mental disability, pregnancy, childbirth, genetic information, military and veteran status, or any other basis prohibited by applicable federal, state or local law.