Senior/Principal Solution Architect - E-commerce

EPAM Systems; Town of Poland (NY); On-site; USD 140,000 - 180,000; Full time

Job summary

EPAM Systems is seeking a Lead Solution Architect in e-commerce to define strategic technology direction and design robust solutions. The role requires leadership skills and the ability to align business needs with technical execution.

Key responsibilities include creating capability-to-technology mapping, guiding vendor selection, and designing end-to-end architectures. Candidates should have extensive e-commerce experience and excel in client engagement.

Qualifications

• 10+ years in technology, with 5+ years in architecture roles.
• Strong understanding of modern e-commerce platforms and technologies.
• Deep knowledge of e-commerce KPIs, conversion optimization, and personalization.

Responsibilities

• Define and evolve enterprise capabilities for e-commerce domains.
• Design end-to-end e-commerce solution landscapes.
• Guide make-vs-buy decisions and vendor selection strategies.

Skills

E-commerce domain knowledge

Leadership

Cloud platforms (AWS/Azure/GCP)

Microservices

API-first architectures

Communication skills

Job description

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 domains
• Create capability‑to‑technology mapping and provide strategic technology roadmaps
• Provide technology consultancy across all areas of the e-commerce domain
• Guide make‑vs‑buy decisions and vendor selection strategies
• Design end‑to‑end e-commerce solution landscapes including system integration, data flows, and component interactions
• Create 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 patterns
• Ensure solutions align with enterprise architecture principles and technical standards
• Act as trusted technical advisor to clients at all organizational levels (C‑suite, IT Directors, domain architects)
• Conduct architecture reviews and provide constructive feedback
• Drive best practices adoption across projects and teams
• Deep dive into services, codebases, and technical implementations when needed
• Validate architectural decisions through proof‑of‑concepts
• Troubleshoot complex technical challenges across the stack
• Bridge the gap between architecture and implementation teams
• Transform architectural vision into actionable, realistic delivery plans
• Produce detailed design documentation and implementation guidelines
• Proactively identify and escape risks, proposing mitigation strategies
• Ensure architectural governance throughout delivery lifecycle

Requirements

• 10+ years in technology, with 5+ years in architecture roles
• Deep 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 patterns
• Familiarity with Cloud platforms (AWS/Azure/GCP) and cloud-native patterns
• Skills in Data architecture, integration patterns (sync/async, CDC, ETL)
• Background in frontend technologies, mobile commerce, omnichannel strategies
• Enterprise Architecture frameworks knowledge (TOGAF, Zachman, or similar)
• Hands-on technical background with the ability to review code and infrastructure
• Experience across the full e-commerce value chain: catalog, search, merchandising, cart, checkout, payments, OMS, customer service
• Knowledge of B2C, B2B, marketplace, and subscription models
• Understanding of e-commerce KPIs, conversion optimization, and personalization
• Proven experience leading and mentoring architecture teams
• Exceptional client-facing skills – comfortable presenting to business and technical teams alike
• Excellent communication skills, able to articulate complex technical concepts to varied audiences