Senior Java Full Stack Application Architect

Programmers.io; Plano (TX); On-site; USD 150,000 - 190,000; Full time

Job summary

Programmers.io is seeking a Senior Java Full Stack Application Architect to lead end-to-end feature delivery across backend services, APIs, integrations, and React-based experiences. You will modernize capabilities as Catalyst migrates from Salesforce Commerce Cloud to the Unified Digital Platform (UDP) and ensure alignment with architecture standards and reusable patterns.

The role requires extensive Java development, microservices, and cloud-native experience in large-scale commerce

Qualifications

• 8+ years of software engineering experience including 5+ years developing enterprise-grade Java applications.
• 3+ years delivering microservices and cloud-native solutions in complex environments.
• Experience in large-scale commerce, retail, digital transformation, or platform migration programs.
• Prior exposure to Salesforce Commerce Cloud, composable commerce, headless architecture, or Contentstack preferred.

Responsibilities

• Design, develop, and modernize commerce capabilities migrating from Salesforce Commerce Cloud to UDP.
• Own end-to-end feature delivery across backend services, APIs, integrations, React-based experiences, and cloud deployments.
• Build scalable, secure REST APIs and drive architectural standards and reusable platform patterns.
• Develop React-based storefronts using TypeScript and reusable UI components; integrate with UDP services.

Skills

Java

Spring Boot

Microservices

React

TypeScript

Tools

Jenkins

GitHub Actions

Terraform

Postman

Job description

Role: Senior Java Full Stack Application Architect

Responsibilities:

• Design, develop, and modernize business-critical commerce capabilities as Catalyst migrates brand experiences from Salesforce Commerce Cloud to the Unified Digital Platform (UDP).
• The engineer will own end-to-end feature delivery across backend services, APIs, integrations, React-based experiences, cloud deployments, test automation, and migration activities while ensuring alignment with UDP architecture standards and reusable platform patterns.
• 8+ years of software engineering experience, including at least 5 years of developing enterprise-grade Java applications.
• 3+ years delivering microservices and cloud-native solutions in complex enterprise environments.
• Experience in large-scale commerce, retail, digital transformation, or platform migration programs.
• Prior to exposure to Salesforce Commerce Cloud, composable commerce, headless architecture, Contentstack, Constructor Search, or comparable ecosystems is preferred.
• Should have experience on AI solutions

Application modernization:

• Transform legacy SFCC and custom business capabilities into modern Java and Spring Boot microservices.
• Design reusable domain services for customer, catalog, pricing, order, payment, loyalty, and content capabilities.
• Build scalable, secure REST APIs and participate in application decomposition, refactoring, and technical-debt reduction.

Front-end engineering:

• Develop React-based composable storefront experiences using TypeScript, modern state-management patterns, and reusable components.
• Enable brand-specific styling and customer journeys while maximizing the adoption of shared UDP services and UI components.
• Build interfaces between UDP and retained enterprise platforms, including OMS, ERP, payments, loyalty, catalog, search, and content services.
• Develop canonical models, provider interfaces, and brand adapters that isolate system-specific behavior.
• Implement synchronous API and event-driven integrations using Kafka or approved messaging services.

Cloud and DevOps:

• Build containerized applications using Docker and deploy workloads to Kubernetes or OpenShift environments on AWS.
• Contribute to CI/CD pipelines, infrastructure configurations, release automation, environment validation, and operational readiness.
• Implement logging, monitoring, distributed tracing, security controls, health checks, resiliency, and performance standards.

Migration, cutover, and quality engineering:

• Execute data mapping, conversion, synchronization, reconciliation, migration rehearsals, cutover, and hypercare activities.
• Create unit, component, API, integration, UI, and regression automation using JUnit, Mockito, Postman, and Playwright.
• Investigate complex defects, complete root-cause analysis, and support rollback or roll-forward decisions during releases.
• Participate in estimation, backlog refinement, design reviews, code reviews, demos, technical documentation, and sprint ceremonies.

Required Technical Skills:

• REST APIs, microservices, DDD and common design patterns AWS, Docker, Kubernetes/OpenShift and CI/CD
• Kafka/event streaming, API gateways and integration patterns Jenkins/GitHub Actions; Terraform preferred
• Oracle/PostgreSQL/MySQL; NoSQL fundamentals JUnit, Mockito, Postman, Playwright and SonarQube
• Secure coding, performance, resiliency and observability Git, Maven/Gradle and Agile engineering practices