Siddhartha Gupta

Full Stack Mobile Developer at Panichefs

Migrated 800+ translation keys across 120+ files to a JSON-based internationalization framework using custom automation scripts, GitHub Actions, and background agents (1-day turnaround). Implemented Twilio-based SMS OTP verification with rate-limiting to secure authentication (2 days). Built location services with Google Maps API and MongoDB GeoJSON storage for address validation and proximity matching. Hardened file security with a two-bucket AWS architecture using signed URLs and dynamic bucket selection. Deployed a legacy site on AWS EC2, migrated Panichef Academy to an existing domain with Stripe Payment Links, and delivered a full-stack subscription flow with multi-language support. Authored an end-to-end food safety certificate management system with secure file uploads and automated verification.

Agile Developer | Frontend Software Developer In Test at SAP

Contributed to an upgraded internal UI library, resolving over 1,000 test case issues under a challenging one-month deadline, in collaboration with global teams. Automated verbose log analysis and code ownership identification with a Python script to reduce development time. Volunteered as Developer on Duty, bridging incidents between Product Support, developers, and customers. Designed and refined manual and automated tests (Jest and Jasmine) for client-side components and new features; performed proactive manual testing for early regression detection. Collaborated with UX teams worldwide to ensure accessibility and theming, and proposed CSS optimizations to reduce maintenance time.

Back End Developer (Node.js) at FitBasix

Built social media post features using MongoDB, Node.js, and Amazon S3; improved data loading times via pagination and Redis caching. Implemented multilingual support through custom MongoDB queries and Redis-based caching.

Computer Science Tutor at Self-employed

Taught Java for CPEN221 and CPSC 210; guided students in Dr.Racket for CSPSC 110 and boolean algebra for CSPSC 121 to build foundational CS skills.

Full Stack Developer at PaniChefs (Pani Inc)

On-demand multi-sided marketplace with Stripe Connect payouts, real-time booking and tracking via Socket.IO, geospatial provider matching with MongoDB GeoJSON 2dsphere indexing, in-app wallets, and native iOS/Android apps; contributed 87+ PRs across 5 production applications.

Agile Developer & Frontend Developer in Test at SAP Analytics Cloud

Led React/CSS refactor within a 1-month deadline, resolved 1000+ test failures, built Jest/Jasmine test suites with 95%+ code coverage, implemented CSS optimization for WCAG accessibility across locales, and served as Developer on Duty.