Rajesh Kumar

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PROFESSIONAL SUMMARY

Senior Developer with over 13 years of expertise in Java 8, J2EE, Spring Boot, and Microservices, driving scalable solutions in fast-paced environments. Proven track record of leading development teams to deliver high-impact projects, improving system performance by up to 30% and reducing deployment times by 25%. Adept at leveraging AWS and SAP Hybris to architect robust applications while mentoring junior developers to foster collaborative, agile teams. Committed to delivering innovative, efficient software solutions that align with business goals and accelerate growth.

WORK EXPERIENCE

Senior Developer
08/2015 - Present
Tata Consultancy Services (TCS)
Led and effectively managed an offshore development team of 8 engineers, improving delivery timelines by 25% through agile practices and clear communication
Designed and maintained Spring Boot microservices that enhanced system reliability by 30%, supporting critical business functionalities
Developed and optimized RESTful APIs and backend services using Java and Spring frameworks, reducing response times by 20%
Spearheaded the migration of multiple teams from monolithic to microservices architecture, decreasing system dependencies and increasing scalability
Customized SAP Hybris B2B applications, including HMC, Backoffice, and WCMS components, implementing complex order management and flexible search queries aligned with enterprise standards
Managed production deployments and monitored application performance using Splunk, Dynatrace, and Datadog, resolving bottlenecks that improved uptime by 15%
Collaborated closely with product owners to estimate features, review offshore deliverables, and conduct rigorous code reviews, ensuring high-quality releases
Acted as a Hybris subject matter expert, mentoring junior developers and enforcing best practices that elevated team coding standards and productivity
Developer
10/2014 - 07/2015
Tata Consultancy Services (TCS) , Illinois, USA
Designed and implemented enhancements and defect fixes for internal enterprise systems
Worked on Java code refactoring, improving readability and reducing technical debt
Conducted feasibility studies, peer code reviews, and root cause analysis (RCA) for production issues
Developed and maintained the Print on Demand application for bulk PDF generation and supported Filenet-Oracle Apps integration
Developer
10/2013 - 06/2014
Tata Consultancy Services (TCS)
Analyzed and implemented enhancements within a three-tier Java application architecture
Worked closely with client teams to gather requirements and deliver optimized business logic solutions
Technical Trainee
12/2012 - 03/2013
Tata Consultancy Services (TCS) , Gandhinagar, Gujarat, India
Completed comprehensive technical training on Java, J2EE, SQL, and software development best practices

EDUCATION

Bachelor of Technology (B.Tech) in Information Technology
Maharishi Dayanand University , Rohtak (Haryana), India

SKILLS