Sr. Software Engineer - JavaScript

About the Role

We are seeking a Senior-Level Software Engineer with expertise in JavaScript and TypeScript to join our Never-Ending Support (NES) team. In this role, you will help maintain, secure, and extend the lifespan of critical open-source JavaScript frameworks and runtimes such as Angular, React, and Next.js, ensuring long-term stability and security for enterprise customers.

‍Key Responsibilities

• Design, develop, and maintain high-quality software solutions using JavaScript/TypeScript and popular frameworks such as, but not limited to Angular or React.
• Maintain and improve HeroDevs’ Never-Ending Support (NES) forks for key JavaScript projects, backporting fixes and ensuring compatibility.
• Use AI-assisted code analysis tools to scan NES forks for vulnerable patterns, accelerating CVE reproduction and root cause identification
• Partner with open-source contributors, security experts, and internal stakeholders to deliver secure and stable long-term versions.
• Identify, reproduce, and patch CVE vulnerabilities, collaborating with HeroDevs’ Security Team to ensure responsible disclosure and high-trust releases.
• Build and refine platform components, automation, and CI/CD pipelines using GitHub Actions, npm, and related tooling.
• Ensure system scalability, reliability, and security through modern development practices and rigorous testing.
• Write clean, maintainable, and well-documented code aligned with HeroDevs’ engineering standards.
• Participate in architectural discussions and help define the long-term technical direction of HeroDevs’ JavaScript ecosystem.
• Stay current with emerging JavaScript technologies, framework updates, and web security practices.

Required Qualifications

• Strong proficiency in JavaScript and TypeScript with experience in one or more major frameworks (Angular, Vue, React, etc.).
• Familiarity with Node.js internals, dependency management, and the npm ecosystem.
• Experience with open-source contribution or maintenance.
• Knowledge of secure software practices and vulnerability triage (CVE, OSV, or Snyk).
• Experience building and maintaining automated build/test/deploy workflows (GitHub Actions, Jenkins, etc.).
• Excellent problem-solving skills and a detail-oriented mindset.
• Effective written and verbal communication skills.
• Ability to work independently and collaboratively in a distributed team environment.
• Passion for open-source sustainability and long-term software maintenance.

Bonus Points

• Familiarity with multiple frameworks, specifically React and Angular.
• Experience actively exploring and applying AI tools to accelerate security workflows, vulnerability research, and code analysis.
• Curiosity to grow across multiple frameworks.
• Think in systems, proactively identifies inconsistencies across frameworks and tooling and drives toward scalable, repeatable solutions.
• Team player who likes to have fun at work while getting the job done.