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Toppan Merrill

Tech Lead - Java

Toppan Merrill, New York, New York, us, 10261

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Responsibilities

Document and implement robust Java-based eCommerce platforms, storefront services, and headless APIs for digital experiences. Lead design and implementation of microservices for customer journeys such as search, browse, cart, checkout, and personalization. Experience designing, configuring, and supporting RDBMS solutions in Azure Cloud. Work closely with Product Managers, UI/UX teams, and DevOps engineers to ensure seamless end-to-end customer experiences. Integrate with key systems like PIM, OMS, CRM, payment gateways, and third-party personalization engines. Design and implement component integration solutions using message brokers such as AMQP-based messaging solutions, such as RabbitMQ, Azure Service Bus, for real-time data processing, order events, customer activity tracking, etc. Support cloud-native deployments on Azure, AWS, or GCP, ensuring scalability, availability, and security. Drive performance tuning, caching strategies (Hazelcast, Redis), and low-latency API designs for high traffic storefronts. Provide technical leadership across squads, mentor engineers, and enforce best practices around DevSecOps and CI/CD. Ensure observability requirements are defined and met using tools such as Datadog and Splunk. Stay abreast of the latest in commerce tech, MACH architecture, and GenAI innovations relevant to digital commerce. Requirements

Bachelor's or Master's degree in Computer Science, Engineering, or equivalent experience. Must-Have Skills

Core Tech: Java 11+ (preferably Java 17 or 21), Spring Boot, J2EE, RESTful APIs. Architecture: Microservices, Design Patterns. DevOps: Jenkins, Docker, Bitbucket/GitHub, CI/CD pipelines. Cloud: Hands-on experience with Azure/ AWS / GCP (2+ years; certification preferred). Databases: Postgres/Oracle/DB2/SQL, SQL tuning. Full-cycle exposure to SDLC stages: requirements, development, testing, deployment, and ongoing operations. Understanding of DevSecOps practices and eCommerce-specific security concerns (PCI DSS, OWASP). Domain Expertise: Experience in digital commerce. Messaging & Integration: Messaging queue or streaming tools for backend-to-frontend event correlation and third-party integrations. Agile Leadership: Strong understanding of Scrum, backlog grooming, iteration planning, and technical sizing. Customer-Centric Mindset: Ability to build as well as verify secure, fast, and intuitive systems for high engagement and conversion. Nice-to-Have Skills

Experience with Domain-Driven Design. Front-end familiarity with React (especially for headless commerce architectures) Experience with application performance monitoring and distributed log tools (New Relic, Datadog, Splunk) Previous work with GenAI tools like GitHub Copilot or Amazon Q Developer Experience with data governance, including controlling access to PII. RFP and pre-sales solution design experience for digital commerce platforms Design and implement solutions that externalize business rules in a dedicated testable business rules engine Evaluate and integrate third-party APIs, legacy systems (. NET, IBM iSeries), REST, and GraphQL services. Knowledge of infrastructure-as-code solutions such as Terraform. Understanding of product catalog and session management at scale Preferred Certifications

Cloud Certifications (AWS Solution Architect, Azure Architect, etc. ). Java / Spring Certification. eCommerce platform certifications (SAP Commerce Cloud, Salesforce Commerce Cloud, Adobe Commerce/Magento - a plus).

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