Enterprise Service Layer (ESL) Developer

Datamatics Global Services Ltd

Islamabad , Pakistan

Apply Now

Posted 2 hours ago Report Job

We are seeking a skilled Enterprise Service Layer (ESL) Developer with over five years of experience to join our team. The successful candidate will be responsible for designing, developing, and maintaining APIs and integration services that connect digital applications with enterprise backend systems. This role requires strong expertise in REST APIs, microservices, backend development, and enterprise system integration. The position offers flexibility with onsite, offshore, or hybrid work arrangements as applicable.

Key Responsibilities
- Design, develop, test, and maintain Enterprise Service Layer services and APIs.
- Develop REST APIs and microservices to facilitate integration between applications and backend systems.
- Build and sustain integrations connecting digital applications with enterprise systems.
- Create integration services using suitable API and messaging methodologies.
- Manage API validation, transformation, error handling, and logging processes.
- Troubleshoot and resolve API, integration, and production-related issues.
- Write clean, reusable, maintainable, and testable code adhering to best practices.
- Participate actively in code reviews and comply with API and development standards.
- Collaborate effectively with Architects, Commerce Developers, Front-End and Backend Developers, QA, and DevOps teams to deliver integrated solutions.

Required Qualifications
- Minimum of 5 years of overall software development experience.
- At least 3 years of hands-on experience in API development, microservices, middleware, backend development, or enterprise integration.
- Proven ability to integrate applications with enterprise/backend systems.
- Strong hands-on experience in backend, API, middleware, or enterprise integration development.
- Proficiency in at least one backend technology such as Java with Spring Boot, .NET, or Node.js.
- Solid understanding of JSON, HTTP/HTTPS protocols, and web services.
- Knowledge of API integration patterns and experience with API authentication and authorization mechanisms.
- Familiarity with Git version control and CI/CD pipelines.
- Excellent debugging, troubleshooting, and problem-solving skills.

Preferred Qualifications and Additional Skills
- Experience working with API Gateway or API Management platforms.
- Knowledge of messaging or event-driven integration architectures.
- Experience integrating with Commerce or eCommerce platforms is advantageous.
- Exposure to cloud environments such as Microsoft Azure, Amazon Web Services (AWS), or Google Cloud Platform (GCP) is a plus.

This role offers an opportunity to work on critical enterprise integration projects, collaborating with cross-functional teams to deliver scalable and robust API solutions. Candidates with a strong technical background and a passion for building seamless integrations in complex environments will find this position rewarding.