Experteer OverviewJoin the Payment u0026amp;

Basket Platform team tostrengthen core stack and developer experience. You will help design high-performance, maintainable services while guiding cloud transition from on-premise. Collaborate across cross-functional teams to implement automated solutions for recurring support, foster a healthy technical culture, and contribute to scalable, secure payment and data-driven features. This role offers impact on mission-critical commerce platforms and opportunities to shape the architecture and Dev Ops pensaciones / Incentivos -

Develop value-adding features for customers on the core stack -

Apply Clean Code principles and Dev Ops ownership for services from requirements to operation -

Make architectural decisions to ensure performance, robustness, and cloud migration readiness -

Share knowledge and mentor team members to foster growth -





Analyze recurring support requests and implement automated code-based solutions -

Promote open, constructive team discussions and continuous improvementResponsabilidades -

5+ years of professional Kotlin experience -

Strong backend knowledge with Node.Js/Express or Spring Boot -

Experience in API design and integrating microservices in RESTful, fault-tolerant ways -

Experience with SQL (Postgre SQL/My SQL) and No SQL (Mongo DB) databases -

Git proficiency -

Cloud platform experience, preferably Google Cloud -

CI/CD pipelines experience -

Understanding of payment gateways (Stripe, Pay Pal) -

Knowledge of microservices architecture and testing strategies -

Familiarity with security best practices for web apps -

Ability to adapt to rapid technology changes -

Excellent English communication skills

📌 Experienced Fullstack Engineer - Payment & Basket (M/F/D) (Barcelona)
🏢 Mediamarktsaturn
📍 Barcelona