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Senior Full Stack Engineer

Radicl · Boulder, CO · On-site

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About Radicl

About RADICL As the leading provider of Cybersecurity-as-a-Service (CSaaS), RADICL is revolutionizing advanced cyberthreat protection for small and medium-sized businesses (SMBs) in the U.S. Defense Industrial Base (DIB) and other regulated industries. Backed by Cervin Ventures.

About the role

RADICL is seeking a Senior Full Stack Engineer to join our Apps team. You'll design and build the core product experiences that security operators use daily - from vulnerability management and compliance assessment workflows to security awareness training platforms and task management systems.

What they're looking for

  • Full-stack proficiency: Strong JavaScript/TypeScript skills with React and Node.js, 5+ years of production experience
  • Go experience preferred: Opportunity to work with modern, performant microservices and contribute from day one
  • Database expertise: PostgreSQL proficiency including complex queries, schema design, migrations, and performance optimization
  • API design: Experience with RESTful services, async job processing, and event-driven architectures
  • Frontend modernization: Familiarity with React Hook Form, Zod validation, modern state management (TanStack Query, Zustand), and component libraries
  • Multi-tenant systems: Understanding of tenant isolation, RBAC patterns, and scalable architecture design
More about this role

About the role

RADICL is seeking a Senior Full Stack Engineer to join our Apps team. You'll design and build the core product experiences that security operators use daily - from vulnerability management and compliance assessment workflows to security awareness training platforms and task management systems. You'll work across our entire technology stack, from React components and Express APIs to Go microservices and PostgreSQL databases, delivering end-user functionality that helps organizations manage risk, maintain compliance, and strengthen their security posture.

Your work will directly impact how effectively our customers navigate complex security challenges through intuitive interfaces, robust backend systems, and seamless integrations. You'll be a key part of our ongoing evolution toward modern, scalable architecture while maintaining the reliability and security our customers depend on.

If the above excites you, RADICL Defense is seeking high performing, motivated individuals to join our mission. As an early member, you will work closely alongside an experienced founding team and realize the life-changing experience of building a company. You will work with the latest...

Read the full posting on Radicl's site ↗

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