Enterprise Service Layer Developer: RESTAPI & Microservices

Datamatics Technologies LLC; Karachi Division; Hybrid; PKR 2,500,000 - 4,200,000; Full time

Job summary

Datamatics Technologies LLC is seeking an experienced Enterprise Service Layer (ESL) Developer to design, develop, and maintain APIs and integration services that connect digital applications with enterprise backend systems.

The ideal candidate will have strong hands-on experience with REST APIs, microservices, backend development, and enterprise integration, utilizing Java/Spring Boot, .NET, or Node.js. Hybrid work model and collaboration with cross-functional teams are expected.

Qualifications

• 5+ years of overall software development experience.
• At least 3+ years hands-on API/microservices/backend development.
• Experience integrating applications with enterprise/backend systems.
• Hands-on with Java/Spring Boot, .NET, or Node.js.

Responsibilities

• Design, develop, test, and maintain ESL services and APIs.
• Develop REST APIs and microservices to integrate applications with backend systems.
• Build and maintain integrations between digital applications and enterprise systems.
• Develop integration services using appropriate API and messaging approaches.
• Handle API validation, transformation, error handling, and logging.
• Troubleshoot API, integration, and production issues.
• Write clean, reusable, maintainable, and testable code.
• Participate in code reviews and follow API standards.
• Collaborate with Architects, Commerce Developers, Front-End/Backend teams, QA, and DevOps.

Skills

Backend/API/Integration

REST APIs

Java/Spring Boot

.NET

Node.js

Enterprise integration

JSON/HTTP

API authentication/authorization

CI/CD practices

Debugging/troubleshooting

Tools

Git

CI/CD

Job description

Datamatics Technologies LLC is seeking an experienced Enterprise Service Layer (ESL) Developer to design, develop, and maintain APIs and integration services that connect digital applications with enterprise backend systems.

The ideal candidate will have strong hands-on experience with REST APIs, microservices, backend development, and enterprise integration, utilizing Java/Spring Boot, .NET, or Node.js. Hybrid work model and collaboration with cross-functional teams are expected.