decima-digital - Decima Digital - Lead Backend Engineer (Adobe Commerce / Magento)

Europe (except Ukraine) / Portugal / Romania / Spain2mo ago

In Office Staff EMEA Cloud Computing Software Backend Engineer SAP PHP REST Docker GCP

Requirements

• 8+ years of professional software development experience. • 5+ years of hands-on Magento 2 / Adobe Commerce Cloud development. • Deep understanding of Magento 2 architecture - DI, plugins, service contracts, extension attributes, event/observer patterns. • Proven experience designing integrations with ERP, OMS, or PIM systems (SAP, NetSuite, Akeneo, or similar). • Strong PHP engineering skills, OOP, and design patterns. • Experience with APIs (REST, GraphQL) and service-oriented architecture. • Experience with cloud environments and DevOps (CI/CD, Docker, AWS/GCP, Magento Cloud). • Prior experience in a lead or architect-level role with ownership of technical decisions. • Strong communication skills - able to explain technical decisions clearly. • Engineering Mindset • Experience working with large, existing Magento 2 codebases (not only greenfield projects). • Strong ability to understand and safely modify legacy systems. • Experience delivering improvements without full rewrites. • Ability to balance ideal architecture with real-world constraints. • Strong debugging and root-cause analysis skills in complex systems. • Experience working in environments where system stability is critical. В

Responsibilities

• Own architecture decisions within existing Magento 2 systems — balancing improvement with stability. • Analyze and deeply understand legacy codebases and current system behavior before making changes. • Design extensions and integrations that fit cleanly into existing architecture. • Ensure backward compatibility and minimize regression risk in all changes. • Lead complex integrations with ERP, PIM, OMS, CRM systems within existing environments. • Review critical code changes with a focus on safety, performance, and maintainability. • Identify architectural risks and propose safe, incremental improvements. • Guide the team in making thoughtful, non-breaking changes. • Participate in discovery and pre-sales — assessing existing systems and proposing realistic solutions. • Document decisions with clear reasoning and trade-offs.

Benefits

• Work on enterprise commerce systems powering global brands. • Real architectural ownership • Supportive, transparent, and collaborative team culture. • Ongoing professional development and learning support.