typescript developer for authentication platforms

Vanguard is a global investment firm known for low-cost funds and ETFs, helping investors achieve long-term financial goals through transparent, disciplined strategies.

• Develop and enhance backend services supporting authentication and MFA platforms;
• Design, build and maintain RESTful APIs using TypeScript, Node.js and NestJS;
• Deploy, monitor and support applications within AWS using Infrastructure as Code;
• Maintain production services, including software updates, database migrations and operational support;
• Contribute to CI/CD pipelines, automated testing and continuous improvements to engineering practices;
• Collaborate with product, security and engineering teams to deliver secure, reliable technical solutions.

• Strong commercial experience with TypeScript, Node.js and NestJS or Express, with a proven track record of building RESTful APIs;
• Hands-on experience with AWS services including ECS, Lambda, CloudFront, S3 and Secrets Manager, alongside Infrastructure as Code using CloudFormation, CDK or Terraform;
• Good understanding of authentication technologies such as OAuth 2.0 and JWT;
• Experience using Git, CI/CD tools such as GitHub Actions, and writing unit and integration tests with Jest;
• Familiarity with security principles including IAM, encryption and networking, alongside observability tools such as OpenTelemetry, Honeycomb or Grafana;
• Nice to have: Exposure to identity or MFA platforms such as Auth0 or Transmit Security, knowledge of microservices architecture, API gateways such as Kong, and databases including Aurora PostgreSQL or DynamoDB.

• Hybrid work setup with 3 days in the office;
• Role is permanent;
• Adjustment Concierge Service support is available for the recruitment process.