• Own and evolve core payment services for online (CNP), device-based EMV (CP), digital wallets (e.g., Apple Pay, Google Pay), and payment facilitator/orchestration flows. • Modernize and improve existing components into more cloud-native, distributed architectures using containers on AWS/Azure. • Own and extend end-to-end payment workflows: authorization, capture, void, refund, tokenization, clearing, funding, settlement, and multi-source reconciliation. • Expand capabilities for international payments, including multi-currency and cross-border flows. • Integrate with payment service providers (PSPs), EMV card readers, and device SDKs using secure, standards-based messaging. • Improve and maintain CI/CD pipelines in GitHub Actions (automated builds, tests, security scans, packaging, deployments). • Design and evolve test automation strategy, covering domain-level logic, API contracts, and integration with external processors and devices. • Strengthen platform reliability through observability (metrics, logs, traces), fault-tolerant design, and automated operational workflows. • Partner with Product, Security, Compliance, and Operations to deliver features that balance customer experience, regulatory requirements, risk, and operational robustness. • Mentor engineers, lead design and architecture discussions, and influence the long-term strategy for the payments platform.

• Own and evolve core payment services for online (CNP), device-based EMV (CP), digital wallets (e.g., Apple Pay, Google Pay), and payment facilitator/orchestration flows. • Modernize and improve existing components into more cloud-native, distributed architectures using containers on AWS/Azure. • Own and extend end-to-end payment workflows: authorization, capture, void, refund, tokenization, clearing, funding, settlement, and multi-source reconciliation. • Expand capabilities for international payments, including multi-currency and cross-border flows. • Integrate with payment service providers (PSPs), EMV card readers, and device SDKs using secure, standards-based messaging. • Improve and maintain CI/CD pipelines in GitHub Actions (automated builds, tests, security scans, packaging, deployments). • Design and evolve test automation strategy, covering domain-level logic, API contracts, and integration with external processors and devices. • Strengthen platform reliability through observability (metrics, logs, traces), fault-tolerant design, and automated operational workflows. • Partner with Product, Security, Compliance, and Operations to deliver features that balance customer experience, regulatory requirements, risk, and operational robustness. • Mentor engineers, lead design and architecture discussions, and influence the long-term strategy for the payments platform.

• Extensive Hands-on experience in Server-side/Web Services development, enhancing and maintaining enterprise-class applications on the J2EE application development platform. • Required Hands-on experience participating in all phases of the SDLC (Systems Development Life Cycle). • Extensive Hands-on development experience implementing applications utilizing any J2EE Application Server, Authentication and Authorization, Caching strategies. • Hands-on programming experience using Java, J2EE, REST/SOAP, HTML5, JavaScript, AJAX, CSS3, Bootstrap, Webix JS, Spring, JSON, XML, JWT, OAuth, Postman, ReadyAPI, and/or similar technologies. • Experience in implementing REST services supporting client-facing application. • Experience implementing REST services security using JWT, OAuth, and other related technologies / standards. • Experience in development of self-contained, reusable, and testable modules and components Demonstrable experience developing, optimizing, and maintaining an enterprise-level web services including complete ownership of the services stack. • Preferred Hands-on experience with Agile Development Methodologies (preferably Scrum). • Preferred Hands-on experience with CI/CD methodologies and containerized application deployments. • Preferred Hands-on experience with web applications developed for Cloud platforms. • Experience in HHS business domain like SNAP, TANF.

• Foster a culture and mindset of well-designed systems, test-driven software, and transparent communication with a high caliber of mutual respect and consideration for stakeholders • Design and scale distributed systems using Kotlin, Java, and Spring Boot. • Build and optimize data-intensive applications with Postgres, Kafka, and Redis/Redis PubSub. • Drive system reliability, scalability, and performance across services and infrastructure. • Partner with product and engineering leadership to align technical strategy with business goals. • Mentor engineers and set standards for coding, design, and best practices. • Actively participate in code reviews, maintain technical documentation, and adhere to best software development practices