Santhosh Kumar Penupotula

Backend-focused Software Engineer with a B.Tech in Computer Science and Engineering and hands-on experience in Python, Node.js, and REST APIs. Developed scalable backend systems and built secure REST APIs, including a payment gateway simulator that featured 15+ REST APIs and ensured 100% ACID-compliant transaction processing using PostgreSQL. Proficient in optimizing performance and enhancing application reliability.

Software Engineer Intern at iTriangle (2025-12 – Present)

• Developed ERP modules using Node.js and PostgreSQL, enhancing product view and profile management features.
• Built and maintained 50+ REST APIs to automate workflows and improve reporting systems.
• Implemented invoice PDF generation and Excel export functionality, significantly increasing reporting efficiency.
• Improved application code structure and resolved 20+ production debugging issues, optimizing overall performance.

Software Development Engineer Trainee at MountBlue Technologies (2025-08 – 2025-09)

• Completed intensive training in Java, SQL, and REST APIs, along with software engineering fundamentals.
• Resolved over 300 problems in Data Structures, Algorithms, and SQL to enhance core computer science foundations.

B.Tech in Computer Science and Engineering – Sri Vasavi Engineering College (2019 – 2023)