Rizwan Iftikhar

Senior Consultant App Developer

Etisalat • Full-time

May 2023 - Present • 3 yrs 5 mos

Work Experience Description: Experienced in developing and maintaining enterprise-grade backend applications for B2B and B2C business environments using Java, Spring Boot, REST APIs, and microservices architecture. Key Responsibilities: Developed and maintained RESTful APIs and backend services using Java and Spring Boot. Built and enhanced microservices to support business applications and system integrations. Worked on B2B and B2C solutions, supporting business operations, customer-facing services, and third-party integrations. Integrated relational databases using JPA, Hibernate, and SQL. Implemented authentication, authorization, and secure API communication. Troubleshot production issues, optimized application performance, and improved code maintainability. Collaborated with cross-functional teams to deliver reliable and scalable software solutions. Key Achievements: Contributed to the development and enhancement of enterprise backend applications. Improved maintainability by organizing reusable components and following established coding standards. Supported reliable data exchange between internal systems and external services through API integrations. Resolved technical issues and helped improve application stability and operational efficiency.

Senior Software Engineer

Stella Technology • Full-time

Mar 2021 - Apr 2023 • 2 yrs 1 mo

Work Experience Description Worked on healthcare-related software systems, integrating modern backend technologies with existing and legacy applications. Experienced in Java-based development, healthcare data exchange, API integration, and maintaining enterprise systems. Key Responsibilities: Worked with healthcare interoperability concepts and HL7 FHIR (Fast Healthcare Interoperability Resources) standards for structured healthcare data exchange. Developed and maintained Java-based backend services and REST APIs for system integration. Supported integration between healthcare applications, existing databases, and legacy systems. Worked with legacy technologies to maintain, troubleshoot, and enhance existing business-critical applications. Analyzed technical issues, debugged application errors, and supported system stability. Assisted with data mapping, validation, and interoperability between different healthcare systems. Followed established coding standards and collaborated with technical teams on application enhancements. Key Achievements: Contributed to healthcare data integration and interoperability initiatives. Supported the maintenance and modernization of legacy applications. Helped improve compatibility between existing systems and modern API-based services. Assisted in resolving integration issues and maintaining reliable data exchange.

Software Engineer

HiveWorx • Full-time

Jun 2019 - Apr 2022 • 2 yrs 10 mos

Work Experience Description Worked as a Java Developer on business applications, healthcare and hospital management systems, and developer productivity tools. Gained experience in Java application development, database integration, frontend development, and building reusable software components. Key Responsibilities: Developed and maintained Java-based applications using object-oriented programming principles. Worked on healthcare and hospital domain applications, supporting business workflows and data management. Implemented backend functionality, business logic, database operations, and application integrations. Worked with Java and Angular to develop web application features and user interfaces. Designed and developed a Java and Angular-based code generator to automate repetitive coding tasks and generate reusable application components. Identified and resolved software defects, improved existing functionality, and maintained code quality. Collaborated with team members to understand requirements and deliver maintainable software solutions. Key Achievements: Contributed to the development and maintenance of healthcare and hospital-related applications. Built a Java and Angular-based code generation tool to streamline repetitive development tasks. Promoted code reuse and consistency through reusable components and automation. Supported application enhancements, debugging, and ongoing maintenance.