Senior/Principal Solution Architect - E-commerce

As a Lead Solution Architect in e-commerce, you will define strategic technology direction, design robust end-to-end solutions, and provide expert guidance across all project phases. This role requires a blend of enterprise vision, hands-on technical skills, and strong leadership. If you excel at bridging business needs with technical execution and thrive in dynamic environments, this is an opportunity to drive real impact in e-commerce architecture. Responsibilities Define and evolve enterprise capabilities and capability models for e-commerce domainsCreate capability-to-technology mapping and provide strategic technology roadmapsProvide technology consultancy across all areas of the e-commerce domainGuide make-vs-buy decisions and vendor selection strategiesDesign end-to-end e-commerce solution landscapes including system integration, data flows, and component interactionsCreate comprehensive architecture documentation (C4 models, component diagrams, data flow diagrams, integration patterns)Design individual service/component architectures from scratch (e.g., basket, search, checkout, PIM, OMS)Define non-functional requirements, scalability, and resilience patternsEnsure solutions align with enterprise architecture principles and technical standardsAct as trusted technical advisor to clients at all organizational levels (C-suite, IT Directors, domain architects)Conduct architecture reviews and provide constructive feedbackDrive best practices adoption across projects and teamsDeep dive into services, codebases, and technical implementations when neededValidate architectural decisions through proof-of-conceptsTroubleshoot complex technical challenges across the stackBridge the gap between architecture and implementation teamsTransform architectural vision into actionable, realistic delivery plansProduce detailed design documentation and implementation guidelinesProactively identify and escalate risks, proposing mitigation strategiesEnsure architectural governance throughout delivery lifecycle Requirements 10+ years in technology, with 5+ years in architecture rolesDeep e-commerce domain knowledge across multiple projects/clients (platforms, vendors, patterns, best practices) Strong understanding of modern e-commerce platforms and technologies (headless, composable commerce, MACH principles)Knowledge of Microservices, API-first architectures, and event-driven patternsFamiliarity with Cloud platforms (AWS/Azure/GCP) and cloud-native patternsSkills in Data architecture, integration patterns (sync/async, CDC, ETL)Background in frontend technologies, mobile commerce, omnichannel strategiesEnterprise Architecture frameworks knowledge (TOGAF, Zachman, or similar)Hands-on technical background with the ability to review code and infrastructureExperience across the full e-commerce value chain: catalog, search, merchandising, cart, checkout, payments, OMS, customer serviceKnowledge of B2C, B2B, marketplace, and subscription modelsUnderstanding of e-commerce KPIs, conversion optimization, and personalizationProven experience leading and mentoring architecture teamsExceptional client-facing skills - comfortable presenting to business and technical teams alikeExcellent communication skills, able to articulate complex technical concepts to varied audiences We offer We gather like-minded people:Top tech minds driving innovation in AI, cloud and digital platform modernizationSupportive team and agile, startup-like cultureHybrid by design mode and opportunity to work remotely within PolandChance to work abroad for up to 60 days annuallyBusiness-driven relocation opportunitiesWe provide growth opportunities:Career development programsThought leadership, mentoring, soft skills and well-being programsCertification (Anthropic, Gemini, GCP, Azure, AWS)English classesWe cover it all:Stable payParticipation in the Employee Stock Purchase Plan with a 15% discountBenefits package (health insurance, multisport, shopping vouchers)Referral bonuses up to $2,000Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and moreCorporate, social and well-being eventsPlease, note:Benefits listed above are available to employees onlyWe are open for working with Contractors. Terms of B2B cooperation agreements are agreed individuallyWe will reach out to selected candidates exclusively EPAM is global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and ambitious startups. With over thirty years of expertise in custom software, product and platform engineering, we empower our clients to become AI-Native enterprises, driving measurable value from innovation and digital investments.