Sr. Software Engineer - Payment Services Platform

Make your mark at Comcast -- a Fortune 30 global media and technology company. From the connectivity and platforms we provide, to the content and experiences we create, we reach hundreds of millions of customers, viewers, and guests worldwide. Become part of our award-winning technology team that turns big ideas into cutting-edge products, platforms, and solutions that our customers love. We create space to innovate, and we recognize, reward, and invest in your ideas, while ensuring you can proudly bring your authentic self to the workplace. Join us. You’ll do the best work of your career right here at Comcast. (In most cases, Comcast prefers to have employees on-site collaborating unless the team has been designated as virtual due to the nature of their work. If a position is listed with both office locations and virtual offerings, Comcast may be willing to consider candidates who live greater than 100 miles from the office for the remote option.)

Job Summary

The Payment Services team operates as a mission-critical payment processing unit, handling an impressive $4 billion in transactions each month. We are responsible for planning, designing, monitoring, and supporting new and existing REST microservices, stand-alone applications, ETLs and reports in a 24/7/365 global environment.

Job Description

ETL Development & Operations:

• Design, build, and maintain production ETL workflows using Pentaho Data Integration (Spoon/Kitchen/Pan).

• Implement scheduling, error handling, performance tuning, and support ETL conversion from legacy systems.

Microservices & API Development:

• Develop secure, scalable Java Spring Boot microservices and RESTful APIs, documented via Swagger/OpenAPI.

• Ensure containerization, CI/CD integration, and observability using Spring Boot Actuator, Elastic logs, Kibana, and AppDynamics.

Data Processing & Automation:

• Write clean, tested Python 3 code for data processing and automation using pandas, requests, and deploy via Docker.

• Author and maintain Concourse pipelines for automated CI/CD with reusable resources and robust failure handling.

Cloud Architecture & Infrastructure:

• Design and operate secure, cost-efficient systems on AWS (S3, EC2, RDS, Lambda, IAM, CloudWatch) using Infrastructure-as-Code (CloudFormation/Terraform).

UI Development:

• Build performant, component-driven UIs using React JS with modern hooks, state management, and accessibility best practices.

Payment Processing Expertise:

• Implement solutions for card and ACH flows, refunds, chargebacks, acquirer/processor integrations, PCI-DSS compliance, and reconciliation processes.

Operations & Reliability:

• Operate production systems with on-call responsibilities, incident response, monitoring, and continuous improvement for reliability and cost optimization.

Collaboration & Best Practices:

• Work closely with QA, BAs, DBAs, and DevOps teams for robust, end-to-end delivery.

• Participate in code reviews, enforce best practices via SonarQube, and contribute to Agile/Scrum workflows.

Must-Have Technical Skills

• Pentaho Data Integration: Proven experience building and operating ETL workflows (Spoon/Kitchen/Pan), including scheduling, error handling, performance tuning, and ETL conversion.

• Java (8+) & Spring Boot: Strong background in designing and developing secure, scalable microservices and RESTful APIs.

• Python (3.x): Hands-on experience with data processing and automation using pandas/requests, with Docker-ready deployments.

• Couchbase NoSQL: Practical experience with document-based databases and distributed data models.

• Concourse CI/CD: Expertise in creating and maintaining pipelines for automated builds and deployments.

• AWS Cloud Services: Experience with S3, EC2, RDS, Lambda, IAM, CloudWatch, and Infrastructure-as-Code (CloudFormation/Terraform).

• React JS: Ability to build modern, component-driven UIs with hooks and state management.

• Payment Processing Domain Knowledge: Familiarity with card and ACH flows, refunds, chargebacks, PCI-DSS compliance, and reconciliation processes.

Preferred Qualifications:

• GoLang Development: Experience building performant, concurrent services using Go.

• Legacy ETL Migration Expertise: Familiarity with converting ETL workflows from other tools to Pentaho.