Ashlesha Singh

Full Stack Developer experienced in building enterprise web applications using React.js, TypeScript, Python, and Django. Strong in frontend development, REST API integration, authentication, SQL, and scalable application design. Previously worked with Java and Spring Boot on backend services and database-driven applications. Adept at collaborating with cross-functional teams and delivering high-quality software solutions across the full development lifecycle.

Senior Software Engineer at BSS Sonata Finance (2026-03 – Present)

HRMS Portal - React.js, TypeScript, Django, REST APIs

• Developed an enterprise HRMS/ESS platform for attendance, leave management, task tracking, training, and performance evaluation.
• Created reusable React.js and TypeScript components, improving UI consistency and reducing duplicate code across modules.
• Integrated frontend and backend systems through REST APIs, enabling seamless employee self-service operations.
• Implemented role-based access controls and secure authentication mechanisms for Employees, Managers, and HR users.
• Optimized application performance through efficient state management and component rendering strategies.
• Developed and maintained Django APIs supporting employee lifecycle and workforce management processes.
• Resolved production issues and delivered feature enhancements as part of an agile development team.
• Contributed to improving user experience by building responsive interfaces accessible across desktop and mobile devices.

Senior Software Engineer at Infosys (2019-09 – 2022-08)

CareFirst – React.js, Java, Spring Boot

• Developed and maintained full-stack applications using Java, Spring Boot, and React.js, delivering scalable business solutions.
• Built backend services for automated invoice generation and processing, handling 5,000+ invoices daily in PDF and Excel formats.
• Designed and implemented RESTful APIs using Spring Boot and integrated them with MySQL databases for efficient and reliable data management.
• Developed responsive user interfaces using React.js, enhancing user experience and streamlining business workflows.

B.Tech in Computer Science & Engineering – DIT University (2015 – 2019)