Commerce Solutions Architect

dentsu Austria

Commerce Solutions Architect designing and overseeing scalable e-commerce infrastructure on AWS. Bridging complex business requirements with cloud-native technical solutions for high-volume transactions.

Posted 5/12/2026full-timeBarcelona • 🇪🇸 SpainSeniorLeadWebsite

Tech Stack

Tools & technologies

AWSCloudDockerDynamoDBGraphQLKubernetesMagentoMicroservicesNoSQLRedisTerraform

About the role

Key responsibilities & impact

Design and maintain a cloud-native architecture using AWS services (Lambda, API Gateway, DynamoDB, EKS, CloudFront) to support high-volume transaction processing.
Lead the architectural design for integrating our commerce engine with third-party systems, including ERPs, PIMs, OMS (Order Management), and Payment Gateways (Stripe/Adyen/PayPal).
Architect solutions for 'bursty' traffic (e.g., product drops, holiday sales), utilizing auto-scaling, caching strategies (Redis/ElastiCache), and CDNs.
Ensure all architecture complies with PCI-DSS standards, GDPR/CCPA, and general security best practices for handling sensitive customer financial data.
Drive the migration from monolithic architecture to a Headless/Composable Commerce approach (Microservices/API-first).
Manage AWS budgets and implement FinOps best practices to optimize cloud spend.

Requirements

What you’ll need

7+ years in software engineering, with at least 3+ years specifically in Solution Architecture.
Advanced knowledge of the AWS ecosystem.
AWS Certified Solutions Architect (Associate or Professional) preferred.
Proven experience building or maintaining large-scale e-commerce platforms (e.g., commercetools, Shopify Plus, Adobe Commerce/Magento, Salesforce Commerce Cloud , or custom builds).
Experience with Microservices and API design (REST/GraphQL).
Strong understanding of Containerization (Docker/Kubernetes).
Familiarity with Infrastructure as Code ( Terraform or CloudFormation).
Experience designing schemas for both relational (RDS/Aurora) and NoSQL (DynamoDB) databases in a commerce context.

Benefits

Comp & perks

Global Perspective: As part of a dentsu company, collaborate with over 70,000 talented colleagues across 145 countries to drive innovation on a global scale.
Flexibility & Balance: Enjoy hybrid work models, adaptable hours, and home office options.
Inclusive & Supportive Culture: We celebrate diversity and foster a respectful workplace where every team member’s unique perspective is valued, and everyone is welcome.
Well-balanced reward package: We offer competitive salaries, volunteer days, wellness days, modern offices, and a multi-cultural environment that fosters creativity and innovation.
Innovation-Driven Work: Contribute to projects that are reshaping industries and driving transformation with next-generation technologies and strategies.
Purpose-Driven Culture: Be part of an organization that fosters sustainable growth for brands, people, and society—where every contribution makes a meaningful impact.
Growth Opportunities: Expand your skills through training, mentorship, and data-driven projects that reshape customer experience and business outcomes.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

AWSLambdaAPI GatewayDynamoDBEKSCloudFrontMicroservicesAPI designContainerizationInfrastructure as Code

Soft Skills

leadershiparchitectural designcommunicationproject management

Certifications

AWS Certified Solutions Architect