Atul Singh

Results-driven MuleSoft Developer with 2+ years of experience in designing, developing, and supporting enterprise integration solutions using the MuleSoft Anypoint Platform. Skilled in API-led connectivity, RAML design, RESTful API development, and system integrations with enterprise systems such as SAP, IBM MQ, and other external services, and also started learning new things in Mulesoft like MCP Servers, Agentforce Agents as well. Experienced in API troubleshooting, performance optimization, and backend integration debugging.

Strong knowledge of Java, API lifecycle management, and integration patterns. Adept at collaborating with cross-functional teams to deliver scalable and reliable API solutions.

Senior Analyst / Mulesoft Developer - Capgemini - Bengaluru, Karnataka

(2026-01)

• Designed and developed scalable MuleSoft APIs using MuleSoft Anypoint Platform following API-led architecture for enterprise integrations with SAP and IBM MQ systems.
• Leading API development and integration tasks, ensuring adherence to API-led architecture best practices.
• Implementing advanced integrations using SAP RFC Listener, IBM MQ messaging, HTTP services, and other external connectors.
• Performing API backtracking and deep debugging to resolve production issues and ensure system stability.
• Optimizing API performance and reliability by improving data transformations, flow design, and error handling mechanisms.
• Supporting end-to-end API lifecycle management including design, development, deployment, monitoring, and maintenance.
• Mentoring team members and assisting them in API troubleshooting and development best practices.
• Implemented error handling, logging frameworks, and retry mechanisms for robust API performance.
• Used Git and Maven for version control and build management.

Analyst / Mulesoft Developer - Capgemini - Bengaluru, Karnataka

(2024-04 - 2025-12)

• Developed and maintained 20+ RESTful APIs using MuleSoft Anypoint Platform (Mule 4) following API-led connectivity architecture.
• Designed RAML specifications to define API contracts, endpoints, request/response structures, and documentation.
• Implemented integrations between enterprise applications using connectors such as SAP RFC, IBM MQ, HTTP, and Database connectors.
• Built DataWeave transformations to convert and map data between JSON, XML, and backend systems.
• Assisted in API debugging and issue resolution, performing root cause analysis for failures in production and lower environments.
• Monitored APIs using Anypoint Platform tools and logs to ensure high availability and performance.
• Collaborated with cross-functional teams including backend developers, QA teams, and business stakeholders to ensure smooth API integration.
• Implemented error handling and logging mechanisms to improve API reliability and observability.

Bachelor of Technology - Computer Science Engineering - Technocrats Institute of Technology(Excellence) (2019-08 - 2023-05)

12th Grade - PCM - John Milton Public School(XII) (2018-03 - 2019-03)