010 TOPPAN MERRILL LLC
010 TOPPAN MERRILL LLC

Java Tech Lead (Full-Stack)

TLDR

Lead end-to-end development of high-performing, scalable digital platforms and headless APIs, integrating Java-based services with non-Java components to power personalized customer journeys.

Job Description:

About the Role

We're looking for a Java Tech Lead with 10-12 years of experience and a deep understanding of building high-performing, scalable, and personalized digital platform/solution. You’ll lead the technical implementation of customer-facing portals, integrations, and backend services that power modern digital experiences. This role blends strong hands-on Java expertise with the strategic mindset needed for digital transformation and integration with pre-existing components running on non-Java platforms. 

Key Responsibilities 

  • Document and implement a robust Java‑based digital platform and headless APIs to power 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(preferred), AWS or GCP ensuring scalability, availability, and security. 

  • Drive performance tuning, caching strategies (Hazelcast, Redis), and low-latency API designs for high traffic digital platform. 

  • 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 digital platform tech, MACH architecture, and GenAI innovations relevant to digital platform, including agentic AI for developer productivity. 

Must-Have Skills 

  • Core Tech: Java 11+ (preferably Java 17 or 21), Spring Boot, J2EE, RESTful APIs 

  • Frontend: React 18+, TypeScript, hooks, component libraries (Material-UI), portal client extensions/API integration.

  • Architecture: Microservices, Design Patterns 

  • DevOps: Jenkins, Docker, Bitbucket/GitHub, CI/CD pipelines 

  • Cloud: Hands-on experience with Azure(preferred)/ AWS / GCP (2+ years; certification preferred) 

  • Databases:  Postgres/Oracle/DB2/SQL, SQL tuning 

  • Full-cycle exposure to SDLC stages: requirements, development, testing, deployment and on-going operations 

  • Understanding of DevSecOps practices and digital platform-specific security concerns (PCI DSS, OWASP) 

  • Domain Expertise:  Experience in building and operating digital platforms.

  • 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, technical sizing 

  • Experience with agentic coding tools (e.g., OpenCode, ClaudeCode, or equivalent) for accelerating Java development, test automation, and CI/CD workflows. 

  • 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. 

  • 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 platforms 

  • Design and implement solutions that externalized business rules in 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 (Azure Architect, AWS Solution Architect, etc.) 

  • Java / Spring Certification 

  • Digital platform certifications (SAP Commerce Cloud, Salesforce Commerce Cloud, Adobe Commerce/Magento – a plus) 

Education 

  • Bachelor’s or Master’s degree in Computer Science, Engineering, or equivalent experience. 

Toppan Merrill is a global technology leader that simplifies the complexity of regulatory disclosure and communications through its intuitive end-to-end SaaS platform. We cater to the financial, legal, health, and capital markets, enhancing multi-stakeholder collaboration for compliant content creation.

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