Principal Engineer Architect
- Compensation
- Not disclosed
- Location
- Valencia, ES
- Work setup
- Hybrid
- Seniority
- Principal
- Employment
- Not specified
- Experience
- 12+ years
- Category
- Architecture
- Posted
Skills
Must have
- · 12+ years of software engineering experience.
- · Experience as a Principal Engineer, Staff Engineer, Software Architect or equivalent.
- · Experience architecting large-scale customer-facing web and mobile platforms.
- · Hands-on expertise with React, Next.js and React Native.
- · Strong knowledge of REST APIs, GraphQL, Event-Driven Architecture, API Gateways, BFF and service orchestration.
- · Experience designing scalable backend services and distributed systems.
- · Experience integrating enterprise applications and third-party SaaS platforms.
- · Cloud-native architectures (AWS, Azure or GCP), containers and CI/CD.
- · Experience mentoring senior engineers.
- · Fluent English required. Spanish is a plus.
Nice to have
- · E-commerce
- · Marketplace platforms
- · Consumer-facing digital products
- · International technology organizations
- · AI/ML-enabled customer experiences
- · Large-scale digital platforms
- Soft Skills
- · Strong technical leadership.
- · Strategic thinking with hands-on execution.
- · Excellent communication skills.
- · High ownership and accountability.
- · Ability to work effectively in distributed international teams.
- · Comfort operating in fast-changing, ambiguous environments.
- · Passion for mentoring and growing engineering organizations.
- What Makes This Opportunity Different
- · Opportunity to architect a greenfield digital platform from scratch.
- · Significant influence over the company's long-term technical strategy.
- · Small, highly talented engineering team with substantial autonomy.
- · Heavy adoption of AI-native engineering workflows.
- · International environment with direct business impact at large consumer scale.
Full description
About the Company
Our client is an international, fast-growing direct-to-consumer company undergoing a major Digital & AI transformation. They are building a brand-new Digital & AI division focused on creating next-generation customer experiences across web and mobile platforms.
The engineering organization operates as a small, high-impact, agentic-native team, where AI-powered workflows are embedded into every stage of software development.
Role Overview
We are looking for a Principal Engineer – Architect to become the most senior engineering leader within the Digital & AI organization.
This person will own the end-to-end architecture of the customer-facing platform, defining the technical vision across web, mobile, backend services and enterprise integrations.
This is a highly hands-on leadership role for someone who enjoys designing long-term architecture while remaining deeply involved in coding, technical reviews and solving complex engineering challenges.
Key Responsibilities
- Architecture Ownership
· Own the end-to-end architecture of the customer-facing digital platform.
· Define the target architecture across frontend, backend and integration layers.
· Establish architectural standards, best practices and technical governance.
· Evaluate build-vs-buy decisions and define integration strategies for third-party solutions.
· Ensure scalability, maintainability and long-term technical sustainability.
- Hands-on Technical Leadership
· Write production-quality code when required.
· Prototype new capabilities and unblock complex technical challenges.
· Design applications end-to-end from scratch.
· Review architecture, code and technical decisions across engineering teams.
· Improve platform performance, scalability, security and reliability.
- Cross-Functional Leadership
· Collaborate closely with Product, Design, Data, Marketing and Operations teams.
· Translate business objectives into technical strategy.
· Communicate technical decisions effectively to executive stakeholders.
· Mentor senior engineers and elevate engineering standards across the organization.
· Foster collaboration across distributed international teams.
- Agentic AI Leadership