Senior Software Engineer

SecurityScorecard is the global leader in cybersecurity ratings, with over 12 million companies continuously rated. They are seeking an experienced Senior Engineer to join their Platform team, responsible for owning and evolving foundational systems that power core products, while mentoring engineers and guiding complex technical initiatives.

Responsibilities:

• Architect, design, and build scalable platform components using Node.js, TypeScript, AWS, and React
• Build and maintain distributed systems, real-time pipelines, and core microservices to support platform growth
• Lead code and architecture reviews to uphold high standards for reliability, performance, and maintainability
• Contribute to and drive adoption of modern infrastructure practices — CI/CD, containerization (Docker), ArgoCD, Terraform, GitHub Actions
• Own and deliver impactful projects end-to-end, translating business needs and R&D insights into scalable technical solutions
• Identify opportunities to reduce toil, improve developer workflows, and increase system resiliency
• Build systems for the long term — balancing speed of delivery with sustainability and technical excellence
• Take part in production support responsibilities

Requirements:

• 5+ years of professional software engineering experience, with a strong focus on backend systems, platform services, or infrastructure
• Expertise in Node.js and modern development patterns (TypeScript/JavaScript)
• Solid experience designing and scaling distributed systems with strong focus on performance, scalability, and reliability
• Hands-on experience with cloud infrastructure (AWS preferred) and production-grade deployments
• Experience with CI/CD, monitoring, and containerization (Docker, Terraform, Jenkins, New Relic)
• Strong computer science fundamentals (algorithms, data structures, systems design, and networking)
• Excellent communication skills and successful collaboration with technical and non-technical stakeholders
• Passion for mentoring, knowledge-sharing, and helping teams grow
• Experience in cybersecurity, threat intelligence, or other security-focused platforms
• Familiarity with front-end development and full-stack delivery practices
• Experience building internal platforms, developer tools, or SDKs
• Background working with high-scale systems and large datasets