Senior Software Engineer, Core Identity (Auth0)

Okta for Developers; A distancia; EUR 55.000 - 75.000; Jornada completa

Descripción de la vacante

A global tech company is seeking a Senior Software Engineer to join its Core Identity organization in Madrid, Spain. The role focuses on developing and managing secure identity solutions for millions of users while working remotely with teams across Central Europe and North America. The ideal candidate will have extensive experience in Node.js and cloud systems, with a strong emphasis on technical quality and mentorship. This position offers competitive benefits and an opportunity to make a meaningful social impact.

Servicios

Amazing benefits and perks

Meaningful social impact

Talent development and community focus

Formación

• 4+ years of professional software development experience.
• Proficiency in building backend services with Node.js (JavaScript or TypeScript).
• Experience designing, building, and operating distributed systems in a cloud environment.

Responsabilidades

• Build innovative features that extend Auth0’s platform capabilities.
• Own technical quality, security, reliability, and scalability of our systems.
• Mentor engineers and contribute to a culture of technical excellence.

Conocimientos

Backend services with Node.js

Cloud technologies (AWS, Azure)

Unit, integration, and end‑to‑end testing

Distributed systems

Descripción del empleo

Senior Software Engineer, Core Identity (Auth0)

Join Okta’s Core Identity organization, a global engineering team focused on the heart of our authentication platform. As a Senior Software Engineer, you will design, build, and operate critical services that enable secure identity for millions of users worldwide.

The Product

Auth0 is a developer‑friendly identity platform that simplifies authentication and authorization for applications. Designed by developers for developers, it provides secure, seamless access for more than 100million daily logins.

The Core Identity Organization

We own the authentication pipeline, identity protocols, user sessions, and all the foundational components of Auth0. Our engineers build robust, high‑scale systems that directly impact millions of users daily.

The Role

As a Senior Software Engineer, you will primarily work with NodeJS (TypeScript / JavaScript) and distributed systems on AWS and Azure. You will own technical quality, security, reliability, and scalability, drive architectural improvements, and advocate engineering best practices.

What You Will Do

• Join a fast‑paced, remote team across Central Europe and US or Canada EST.
• Build innovative features that extend Auth0’s platform capabilities.
• Own technical quality, security, reliability, and scalability of our systems.
• Collaborate with Product, Security, Design, Architecture, and QA teams to deliver delightful features.
• Deepen expertise in identity, security, and modern cloud technologies (AWS, Azure).
• Mentor engineers and contribute to a culture of technical excellence.
• Participate in an on‑call rotation to keep critical services healthy and reliable.

What You Will Bring

• 4+ years of professional software development experience.
• Proficiency building backend services with Node.js (JavaScript or TypeScript).
• Experience designing, building, and operating distributed systems in a cloud environment.
• Strong commitment to quality with unit, integration, and end‑to‑end testing.
• Product‑oriented mindset with a deep understanding of customer needs.

Nice to Have

• Experience in the identity and access management (IAM) domain.
• Knowledge of security engineering principles and application security best practices.
• Experience working effectively in a distributed, remote‑first team.

Benefits

• Amazing benefits and perks.
• Meaningful social impact.
• Talent development and community focus.

Okta is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, ancestry, marital status, age, physical or mental disability, or status as a protected veteran. We also consider for employment qualified applicants with arrest and convictions records, consistent with applicable laws. If reasonable accommodation is needed to complete any part of the job application, interview process, or onboarding please use this form to request an accommodation. Okta is committed to complying with applicable data privacy and security laws and regulations. For more information, please see our Personnel and Job Candidate Privacy Notice at https : / / www.okta.com / legal / personnel-policy / .

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