Senior Architect: Build Scalable Data Systems

Livom; Madrid; On-site; EUR 90,000 - 120,000; Full time

Job summary

Talantir in Madrid is seeking a Senior Developer & Architect to design and build the core architecture for our product configurator, data infrastructure, and internal systems. You will mentor junior engineers and raise engineering standards across the organization.

You will own the architecture, collaborate across Growth, Operations, Data and Product, and deliver scalable, robust platforms built for long-term growth in a fast-moving, European DTC environment.

Qualifications

• Experience as a Senior Developer, Software Architect, or Backend Engineer.
• Proven experience designing scalable system architectures.
• Strong knowledge of database design and data structures.
• Experience building complex systems from scratch.
• Ability to design clean, scalable, and maintainable architectures.
• Strong problem-solving and systems thinking.
• Hands-on execution mindset — building and shipping solutions.
• Experience working cross-functionally with product and business teams.
• Ability to mentor and guide junior engineers.

Responsibilities

• Own the architecture and development of Talantir’s product configurator.
• Design and build the core data structure and system architecture.
• Develop scalable systems that support e-commerce, operations, and internal tools.
• Collaborate cross-functionally with Growth, Data, Operations, and Product teams.
• Identify and implement technical solutions that improve performance and scalability.
• Build and optimize databases, APIs, and internal data flows.
• Ensure systems are robust, maintainable, and well-documented.
• Mentor and support junior developers.
• Help define and maintain engineering standards and best practices.
• Contribute to long‑term technical strategy and infrastructure decisions.

Skills

Senior Developer

Software Architect

Backend Engineer

Database design

Data structures

Cross-functional collaboration

Mentoring

Hands-on execution

Systems thinking

Job description

Talantir in Madrid is seeking a Senior Developer & Architect to design and build the core architecture for our product configurator, data infrastructure, and internal systems. You will mentor junior engineers and raise engineering standards across the organization.

You will own the architecture, collaborate across Growth, Operations, Data and Product, and deliver scalable, robust platforms built for long-term growth in a fast-moving, European DTC environment.