42dot

Backend Engineer (Open Platform Engineering)

42dot
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2 months ago
Sŏngnam, Korea, SouthSenior

Responsibilities

  • Develop security policies and access-control logic aligned with external traffic flows for API gateways and service integrations.
  • Design and implement authentication and authorization flows for users and APIs.
  • Lead backend architecture design and code-quality improvements with a focus on stability, security, and scalability.
  • Address API gateway, API governance, high-availability platform, and service-integration challenges.

Requirements

  • Experience operating and customizing Tyk or a similar API gateway.
  • Understanding of or experience with identity and access management, including authentication, authorization, user management, and permission models.
  • Understanding of authentication and authorization standards such as OAuth 2.0 and OpenID Connect.
  • Practical experience with API security, access control, and traffic management.
  • Experience designing and refactoring systems for stability, security, and scalability.
  • Ability to communicate and collaborate effectively with diverse stakeholders.
  • Preferred: experience designing and operating high-performance, highly available authentication and authorization systems.
  • Preferred: experience designing authentication flows for external partners or varied client environments.
  • Preferred: experience designing and operating complex authorization models such as RBAC and ABAC.
  • Preferred: experience integrating security in cloud-native environments using Kubernetes, Istio, or Envoy.
  • Preferred: experience operating enterprise security features such as audit logging and policy-based access control.
  • Preferred: experience conducting and sharing proofs of concept for new technology adoption and improvements.

Benefits

  • The hiring process includes document screening, a coding test, a first interview, and a second interview, with some changes possible depending on scheduling and progress.
  • The second interview may be in person or by video and is approximately three hours; the first interview is by video and approximately one hour.
  • A three-month probationary period may apply.
  • Veterans eligible for national merit benefits and applicants eligible for employment protection are given preference under applicable law.
  • Applicants with a disability registration certificate are given preference under applicable law.
  • A reference check may be conducted with the applicant's consent after the interview process.

Tech Stack

AmbassadorIstioKubernetes

Categories

42dot

About 42dot

501-1,000 employees

42dot builds software-defined vehicle and autonomous mobility platforms for automakers and mobility service providers. Its products include AI-driven vehicle software, data-based update services, and core platform components such as API gateways and identity/access management to connect services securely. The privately held company is headquartered in Seongnam-si, Gyeonggi-do, and focuses on transportation and automotive markets.

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