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Hi there! I'm Vamsi Guru Chaitanya Kolli, a full-stack developer with 3+ years of experience building end-to-end web applications using React, Node.js, Express, and RESTful APIs. I enjoy designing scalable UI systems and developing secure backend services, while optimizing data-driven workflows. I have a strong track record of owning features across the stack, improving performance and reliability, and collaborating in Agile environments. I also bring a background in regulated domains such as healthcare.…Hi there! I'm Vamsi Guru Chaitanya Kolli, a full-stack developer with 3+ years of experience building end-to-end web applications using React, Node.js, Express, and RESTful APIs. I enjoy designing scalable UI systems and developing secure backend services, while optimizing data-driven workflows. I have a strong track record of owning features across the stack, improving performance and reliability, and collaborating in Agile environments. I also bring a background in regulated domains such as healthcare.

Vamsi Guru Chaitanya Kolli

Full Stack Developer, Front-End Developer, Back-End Developer, +2

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Hi there! I'm Vamsi Guru Chaitanya Kolli, a full-stack developer with 3+ years of experience building end-to-end web applications using React, Node.js, Express, and RESTful APIs. I enjoy designing scalable UI systems and developing secure backend services, while optimizing data-driven workflows. I have a strong track record of owning features across the stack, improving performance and reliability, and collaborating in Agile environments. I also bring a background in regulated domains such as healthcare.…Hi there! I'm Vamsi Guru Chaitanya Kolli, a full-stack developer with 3+ years of experience building end-to-end web applications using React, Node.js, Express, and RESTful APIs. I enjoy designing scalable UI systems and developing secure backend services, while optimizing data-driven workflows. I have a strong track record of owning features across the stack, improving performance and reliability, and collaborating in Agile environments. I also bring a background in regulated domains such as healthcare.

Available to hire

Hi there! I’m Vamsi Guru Chaitanya Kolli, a full-stack developer with 3+ years of experience building end-to-end web applications using React, Node.js, Express, and RESTful APIs. I enjoy designing scalable UI systems and developing secure backend services, while optimizing data-driven workflows.

I have a strong track record of owning features across the stack, improving performance and reliability, and collaborating in Agile environments. I also bring a background in regulated domains such as healthcare.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Work Experience

Full-Stack Developer at SmartPharma360

January 1, 2021 - December 1, 2023

Owned delivery of 15+ end-to-end production features for a healthcare SaaS platform used by 80+ pharmacy clients, spanning React UI, Node.js/Express, and REST-driven data workflows. Engineered and maintained React interfaces while integrating Node.js/Express REST services, reducing integration rework by 25% and improving release predictability across 12 sprints. Standardized a shared UI component library (25+ components) reused across 15 modules, cutting feature delivery time by ~40% and improving UI consistency. Delivered and secured 100+ backend endpoints (authentication, RBAC, sensitive workflows), supporting 5 roles and reducing access-related defects by 30%. Accelerated performance via lazy loading, code splitting, and backend request tuning, improving Core Web Vitals by ~40% and reducing page load time by ~25%. Shipped data-heavy capabilities (paging, filtering, search) over 50k+ records/results, reducing p95 API latency from 200 ms to 165 ms while maintaining responsive client-s