Senior Software Engineer (Authentication)

TL;DR

Senior Software Engineer (Authentication): Develop and maintain Customer Identity and Access Management (CIAM) features including Authentication, Single Sign-On, Multi-Factor Authentication, Authorization, Permissions, and Auditing with an accent on backend development. Focus on designing secure, scalable authentication systems and collaborating in a product-first environment with a strong emphasis on ownership and technical leadership.

Location: Hybrid work in Barcelona or Madrid offices, Spain

Salary: 60,500–77,000 EUR

Company

hirify.global is a product company providing innovative Business Management Software solutions to streamline processes for SMEs worldwide.

What you will do

• Own and develop CIAM platform features such as Authentication, Single Sign-On, Multi-Factor Authentication, Authorization, Permissions, and Auditing.
• Collaborate with a multicultural, English-speaking team in a product-first environment.
• Participate in customer calls to understand user needs and pains.
• Review code daily and provide mentorship to junior engineers.
• Contribute to technical decisions through RFCs and roadmap planning.
• Deliver polished, autonomous solutions aligned with product goals.

Requirements

• Location: Must be willing to work onsite several days a week in Barcelona or Madrid, Spain.
• English: Comfortable working in an English-speaking environment (minimum B2 level).
• Proven experience as a senior software engineer with backend focus, preferably with Ruby on Rails and React.
• Strong communication skills and ability to work in a multicultural team.
• Self-starter attitude with ownership mindset and strategic product focus.

Culture & Benefits

• High growth, multicultural, and friendly environment.
• Continuous training and learning opportunities.
• Private health insurance and wellness benefits like Gympass.
• Language classes and salary optimization tools.
• Office perks including breakfast, organic fruit, and pet-friendly environment.

Hiring process

• Initial conversation with Talent Acquisition Partner to align expectations.
• Interview with engineering manager focusing on team fit and technical skills.
• Live engineering challenge assessing problem-solving and communication.
• Final coffee chat with CTO to discuss culture and vision.
• Entire process conducted remotely via videoconferencing.