Senior Go Backend Engineer — Scale High-Impact Systems

Titan OS; Barcelona; Presencial; EUR 85.000 - 120.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Central Barcelona office

Private health insurance

International team

Competitive compensation

Career development

Descripción de la vacante

Titan Operating System S.L. (Titan OS) in Barcelona is seeking a Senior Backend Engineer - Go to design, develop and maintain scalable backend services powering our products.

You will work with front-end, DevOps and product teams to optimize performance, ensure security, and deliver robust APIs. 6+ years of backend experience, strong Go, SQL/NoSQL, and cloud with Docker/Kubernetes are required. Fluent English and excellent communication complete the profile.

Formación

• 6+ years of professional Backend engineering experience.
• Strong Go programming expertise.
• Experience with SQL and NoSQL databases.
• Cloud experience with AWS/GCP/Azure.
• Familiarity with containerization (Docker, Kubernetes).
• RESTful API design and third-party integrations.
• Security-focused with performance optimization.
• Bachelor’s degree preferred but not required.
• Fluent in English and strong communication.

Responsabilidades

• Design and build scalable Go backend services.
• Develop APIs for front-end and third-party integrations.
• Build and maintain databases with secure access.
• Collaborate with DevOps, front-end, and product teams.
• Ensure security and performance of server-side systems.
• Participate in code reviews and improve processes.

Conocimientos

Go

RESTful APIs

Databases SQL/NoSQL

Cloud platforms

Docker

Kubernetes

Security practices

Performance optimization

English communication

Educación

Bachelor's degree in Computer Science or related field

Herramientas

Docker

Kubernetes

PostgreSQL/MySQL

Descripción del empleo

Titan Operating System S.L. (Titan OS) in Barcelona is seeking a Senior Backend Engineer - Go to design, develop and maintain scalable backend services powering our products.

You will work with front-end, DevOps and product teams to optimize performance, ensure security, and deliver robust APIs. 6+ years of backend experience, strong Go, SQL/NoSQL, and cloud with Docker/Kubernetes are required. Fluent English and excellent communication complete the profile.