Senior Javascript Engineer Jobs in Needham, MA (NOW HIRING)

SecurityScorecard is the global leader in cybersecurity ratings, with over 12 million companies continuously rated, operating in 64 countries. Founded in 2013 by security and risk experts Dr. Alex Yampolskiy and Sam Kassoumeh and funded by world‑class investors, SecurityScorecard’s patented rating technology is used by over 25,000 organizations for self‑monitoring, third‑party risk management, board reporting, and cyber insurance underwriting; making all organizations more resilient by allowing them to easily find and fix cybersecurity risks across their digital footprint.

Headquartered in New York City, our culture has been recognized by Inc Magazine as a "Best Workplace," by Crain’s NY as a "Best Places to Work in NYC," and as one of the 10 hottest SaaS startups in New York for two years in a row. Most recently, SecurityScorecard was named to Fast Company’s annual list of the World's Most Innovative Companies for 2023 and to the Achievers 50 Most Engaged Workplaces in 2023 award recognizing “forward‑thinking employers for their unwavering commitment to employee engagement.” SecurityScorecard is proud to be funded by world‑class investors including Silver Lake Waterman, Moody’s, Sequoia Capital, GV and Riverwood Capital.

We are looking for an experienced Senior Engineer to join our Platform team — a strategic, hands‑on technical leader who will own and evolve the foundational systems that power SecurityScorecard’s core products. You’ll work across the stack to build scalable services, optimize infrastructure, and improve internal tooling. Collaborating with engineers, product managers, and stakeholders, you will accelerate development velocity, improve reliability, and ensure our platform evolves with scale in mind.

This role is both people- and technology-focused: you’ll mentor engineers while guiding complex technical initiatives around microservices architecture, distributed systems, infrastructure, and automation.

• 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

• 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

• Programming Languages: Mainly TypeScript / JavaScript; subsystems may use other languages
• Cloud & Infrastructure: AWS, Docker, Terraform, Jenkins
• Production Monitoring: New Relic
• Databases: ClickHouse, PostgreSQL

• 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

Specific to each country, we offer a competitive salary, stock options, Health benefits, and unlimited PTO, parental leave, tuition reimbursements, and much more!

The estimated total compensation range for this position is $160,000 - $185,000 (base plus bonus). Actual compensation for the position is based on a variety of factors, including, but not limited to affordability, skills, qualifications and experience, and may vary from the range. In addition to base salary, employees may also be eligible for annual performance‑based incentive compensation awards and equity, among other company benefits.

SecurityScorecard is committed to Equal Employment Opportunity and embraces diversity. We believe that our team is strengthened through hiring and retaining employees with diverse backgrounds, skill sets, ideas, and perspectives. We make hiring decisions based on merit and do not discriminate based on race, color, religion, national origin, sex or gender (including pregnancy) gender identity or expression (including transgender status), sexual orientation, age, marital, veteran, disability status or any other protected category in accordance with applicable law.

We also consider qualified applicants regardless of criminal histories, in accordance with applicable law. We are committed to providing reasonable accommodations for qualified individuals with disabilities in our job application procedures. If you need assistance or accommodation due to a disability, please contact talentacquisitionoperations@securityscorecard.io.

Any information you submit to SecurityScorecard as part of your application will be processed in accordance with the Company’s privacy policy and applicable law.

SecurityScorecard does not accept unsolicited resumes from employment agencies. Please note that we do not provide immigration sponsorship for this position. #LI-DNI