Software Engineer (Node.js) - Platform Security

Design system architectures, establish coding standards, and construct cohesive, cloud-native solutions.

Develop high-quality Node.js code, strengthen system security and reliability, and tackle complex software integration challenges.

Design and implement platform security controls across web applications, APIs, and cloud services, including authentication, authorization, session management, secrets management, encryption, and audit logging.

Identify and remediate security risks through threat modeling, secure code reviews, automated security testing, dependency scanning, and investigation of security-related issues.

Oversee the testing, deployment, and comprehensive documentation of integrated systems.

Mentor less-experienced engineers, engage in cross-functional teamwork, and ensure solutions meet business requirements and international standards.

Participate actively in all Agile software development phases, including creating user stories and executing sprint planning

Engage with multinational companies, demonstrating flexibility to occasionally adapt to US and EU time zones.

At least 6 years of professional experience in Software Engineering.

At least 3 years of dedicated experience in Node.js.

Strong expertise in Node.js and an in-depth understanding of its technologies.

Strong hands-on experience implementing secure authentication and authorization for web applications and APIs using OAuth 2.0, OpenID Connect, SAML, JWT, and role-based access control.

Strong knowledge of secure application design and common web and API risks, including the OWASP Top 10, input validation, session security, CORS and CSRF protection, secrets management, and encryption in transit and at rest.

Experience embedding security into the software development lifecycle through threat modeling, secure code reviews, dependency management, SAST and DAST, vulnerability scanning, and remediation.

Strong expertise with Relational and NoSQL databases, specifically utilizing MongoDB for performance, scalability and query optimization.

Proven experience in building scalable RESTful/Microservices architectures

Hands-on experience with AWS services, including S3, EC2, ASG, SQS, VPC, Security

Groups, IAM, KMS, Secrets Manager, CloudTrail, and WAF, and with designing secure cloud-native solutions. Experience using Redis and ElastiCache to improve system throughput.

Ability to design and maintain CI/CD pipelines with automated security checks.

Experience in Unit/Integration testing (Mocha, Chai, or Jest) and TDD practice.

Expertise with Linux, able to handle complex system-level updates.

Bachelor's or Master's degree in Computer Science, Engineering, or a closely related field

Exceptional problem-solving abilities for complex software development and integration issues.

Exemplary communication skills for effective cross-cultural and cross-time zone collaboration. Experience in mentoring less experienced engineers.

Professional working proficiency in English.

Experience in Agile/Scrum methodologies.

Ability to work with colleagues in the US and European timezones from time to time as needed.

Experience with cloud security monitoring, incident response, or SIEM tools such as AWS GuardDuty, Security Hub, or CloudWatch.

We highly value experience in MLOps, ML infrastructure, and model training.

Experience using AI-assisted tools (e.g., GitHub Copilot, Claude) to understand systems, reason about code, and accelerate skill growth.

Knowledge in or interest in learning life science is highly desirable.

Competitive compensation.

Flexible time off, including floating holidays.

Private health insurance & full social, health, and unemployment insurance in line with Vietnamese labor law.

Professional development support.

Company-provided lunches along with a selection of coffee, tea, and snacks.

Other employee benefits as stipulated in Vietnamese labor law, reinforcing our commitment to your growth and well-being.

PEGASI – IT Recruitment Consultancy | Email: recruit@pegasi.com.vn | Tel: +84 28 3622 8666