Engineer 2 ( Payment Systems)

Roles and Responsibilities Developing features of medium/high complexity under technical oversight from the Leads and Architect. Knowledge about payment networks, acquirers, and processors, handling complex transaction lifecycles, including authorization, settlement, and chargebacks. Must have strong hands‑on experience with Java microservices, Java Spring Batch processing, and AWS cloud infrastructure and strong understanding of system design, non‑functional requirements, and API integrations. Experience in Agile / DevOps environments Follow engineering standards, code quality, and documentation practices. Independent delivery of features end‑to‑end as well as supporting production systems (incidents, fixes, improvements) Writing technical documentation such as Kruchten 4+1 diagrams, Run Books, Change Plans, Road Maps, DR Plans, KA's or other architectural drawings. Presentation skills include PowerPoint Collaborate with business stakeholder, Payment vendors/rpocessor, architecture, and operations teams. Works with the junior engineers on their team as a mentor to help ensure that functional and nonfunctional requirements are met. Tech Skills (Must Have) Core Java, Spring Boot, Spring batch, REST API, Kafka, Junit, Maven/Gradle, AWS S3, EMR, Jenkins and GIT Application architecture: Microservices Database: PostGres Server/OS: AWS, Unix Other Skills (Good To Have) Experience in Payment Systems domain. Knowledge about payment processes like Authorization and Settlement/Reconciliation of Credit/Debit Cards, GiftCard etc. Experience with customer disputes and chargeback processing Agile methodology Pay Range: USD $87,750.00 - USD $146,250.00 /Yr. #J-18808-Ljbffr Catalyst Brands LLC