Vishal Kodalkar

Full Stack Developer with 5 projects shipped. Expertise in MERN stack, Next.js 14, TypeScript, and GraphQL. Active on LeetCode with MCA First Class degree. Open to SDE I, Full Stack, and Backend roles. Remote-ready.

MERN Full Stack Developer - Ligand Software Solution - Sankeshwar, India

(2025-11 - 2026-06)

• Improved API response time by 25% by designing 15+ RESTful API endpoints in Node.js/Express with optimised Mongoose schemas, compound indexing, and query projection — cutting avg DB query time from ~200ms to ~150ms.
• Eliminated unauthorised access incidents by implementing JWT-based authentication and role-based access control (RBAC) spanning 4 user roles (admin, manager, staff, viewer) across production modules.
• Boosted Lighthouse performance score from 58 to 81 by migrating legacy UI to Next.js 14 with SSR, TypeScript strict mode, code-splitting, and lazy loading — reducing runtime type errors by 40%.

Data Analyst Intern - Xcel Corp USA - Belagavi, Karnataka, India

(2024-11 - 2025-01)

• Cleaned and analysed 50,000+ records (Python/Pandas, NumPy) and built 3 Power BI dashboards tracking key KPIs, reducing manual reporting time by 35% — demonstrating data-layer and backend thinking applied in full-stack engineering.
• Built an NLP classification pipeline (Scikit-learn, TF-IDF + Logistic Regression) achieving 87% accuracy on 5,000 reviews — sharpening skills in data modelling, performance measurement, and iterative testing relevant to backend development.

MCA - Master of Computer Applications - Angadi Institute of Technology & Management, VTU University (2024-01 - 2025-12)

BSc - Chemistry - Shivaji University (2020-07 - 2023-07)