Shankar Swarup

Senior Full Stack Engineer with 3+ years designing and shipping scalable applications using Node.js, TypeScript, FastAPI, React, Angular, and React Native. Delivered a billing engine processing 1,000+ orders, multi-tenant RBAC platforms, and reliable RESTful services. Proficient in MongoDB performance tuning, AWS serverless architecture (Lambda, SQS, S3, EventBridge), and fault-tolerant system design.

Senior Software Engineer - Inncircles Technologies - Hyderabad, India

(2025-08)

MEAN/MERN Stack & AWS

• Migrated scheduled workloads to AWS Lambda and EventBridge, enabling an event-driven architecture and cutting infrastructure costs by 20%.
• Established CI/CD pipelines using GitHub Actions to automate build, test, and release processes, reducing release cycle time by 40%.
• Introduced collaboration features including mentions, threaded replies, and file sharing, reducing support turnaround time by 30%.

Software Engineer - Inncircles Technologies - Hyderabad, India

(2023-09 - 2025-07)

MEAN/MERN Stack

• Architected a billing and invoicing system spanning multiple pricing models, processing 1,000+ orders per month with 99.9% transaction reliability.
• Engineered a multi-level quantity tracking module adopted by 10+ project managers, cutting allocation errors by 30% across projects.
• Built a project-level analytics dashboard used by 5+ stakeholders, reducing reporting time by 60%.
• Hardened and maintained 100+ REST API endpoints with validation, logging, and error handling, reducing failure rates from 4% to below 1%.
• Implemented async message queuing via AWS SQS and EventBridge to decouple service dependencies, improving throughput by 35%.
• Accelerated document generation using Puppeteer and EJS; integrated Brevo for transactional email delivery, saving 8+ hours per week.

Software Engineer Intern - Inncircles Technologies - Hyderabad, India

(2023-03 - 2023-08)

MEAN/MERN Stack

• Resolved memory leaks and inefficient event handling in a React Native application, reducing crashes by 20%.
• Integrated Expo Camera into the mobile app and built a custom camera screen with zoom and pan gesture support, improving user engagement by 18%.

Bachelor of Technology (B.Tech) - Computer Science Engineering - Vignan's Institute of Information Technology (2019-08 - 2023-05)