Senior Integration & Composition Engineer

Design and implement dynamic payload transformations and configuration-driven compositions across internal and external systems

Build and manage JSON payload transformations using JQ and Go templates

Compose API requests and responses based on business rules

Support system-to-system integration, orchestration, and event-driven flows

Troubleshoot integration and production issues related to payloads, declines, or partner integrations

Collaborate with product, architecture, QA, DevOps, and operations teams for seamless deployments

Maintain reusable, versioned templates and transformation logic across DEV, QA, UAT, and PROD

Implement standardized error handling and decline mapping for consistent operations

Integrate REST-based payment APIs and third-party platforms

Support high-throughput, low-latency transaction systems and ensure compliance and performance standards

Work with cloud-native deployments, Kubernetes, Helm, and CI/CD pipelines

Apply programming skills in Go, Java, or Python for integration and automation tasks