Senior Software Integration Engineer

Position: Integration Engineer EPS Modernization Project

Project: EPS Modernization Project
Location: Bangalore

Type: 09 - 12 months contract with possible extension
Work Mode: Monday WFH | Tuesday–Friday WFO
Shift Timing: 01:30 PM – 10:30 PM
Experience: 08–12 Years experience

Industry: Oil & Gas (O&G)

Role Description

Work Allocation / Responsibilities

• Design, develop, and implement integrations enabling seamless communication between the EPS platform, POS systems, payment processors, edge devices, and enterprise applications.
• Define integration architecture, API and messaging patterns, and reusable integration components.
• Ensure data integrity, security, scalability, reliability, and resiliency across the integration landscape.
• Collaborate with architects, business analysts, developers, and vendors to translate business requirements into scalable technical solutions.
• Lead integration testing and support SIT and UAT activities.
• Perform root cause analysis and resolve complex technical defects and integration issues.
• Ensure adherence to Chevron engineering standards and development practices.
• Provide technical guidance and support to development teams throughout the project lifecycle.
• Support deployment planning, performance tuning, monitoring, and operational readiness.
• Ensure reliable and resilient payment transaction processing across the EPS ecosystem.

Required Functional and Domain Knowledge

• Strong understanding of retail fuel operations and payment processing ecosystems.
• Experience with POS (Point of Sale) systems, forecourt controllers, edge computing environments, and end-to-end payment transaction lifecycles.
• Understanding of payment authorization, settlement, refunds, reversals, gift card transactions, and exception handling processes.
• Knowledge of payment processors, site systems, operational controls, transaction monitoring, and vendor-integrated payment platforms.
• Understanding of business workflows and operational support processes.
• Knowledge of compliance considerations related to payment processing.
• Experience with modernization of vendor-controlled systems into enterprise-owned, service-based architectures.
• Ability to translate business requirements into scalable integration solutions.

Required Technical Skills

• API design and development using REST / JSON.
• Microservices architecture and enterprise system integrations.
• Event-driven integration patterns and messaging solutions.
• Azure Integration Services and cloud-native application development.
• C# / .NET Core.
• Azure Kubernetes Service (AKS).
• Azure Service Bus.
• Azure API Management (APIM).
• Azure Monitor.
• CI/CD pipelines and DevOps practices.
• Git-based source control.
• Automated testing frameworks.
• Payment transaction processing and POS/edge system integrations.
• Real-time data exchange and resiliency patterns.
• Security controls including OAuth, JWT, and certificates.
• Observability, logging, monitoring, and performance tuning.
• Integration testing methodologies and API testing.
• Strong troubleshooting, log analysis, and defect resolution skills.
• Experience working in Agile / SAFe delivery environments.

Top 3 Mandatory Skills

1. API Development & System Integration

• REST
• JSON
• Microservices
• Enterprise system integration

2. Azure Development Skills

• .NET Core
• Azure Services
• Azure Integration Services
• DevOps / CI/CD Pipelines

3. Troubleshooting & Integration Testing

• API Testing
• Log Analysis
• Root Cause Analysis
• Defect Resolution
• Integration Testing