I am a results-driven Full Stack Developer with 6+ years of experience building scalable web applications using MERN, Python (FastAPI, Django), and Java. I design robust backend systems, RESTful and GraphQL APIs, and cloud-native services on AWS, GCP, and Azure. I have delivered solutions across telecom, healthcare, and industrial domains, with experience in data pipelines, ETL workflows, and integrating ML components into production. I thrive in DevOps, CI/CD, and Agile environments, and I enjoy mentoring peers and driving code quality. I am passionate about building high-performance, secure, and testable software that empowers teams and stakeholders. I continually learn new technologies, contribute to architecture discussions, and strive to improve development processes and system observability.

Sandeep Neupane

I am a results-driven Full Stack Developer with 6+ years of experience building scalable web applications using MERN, Python (FastAPI, Django), and Java. I design robust backend systems, RESTful and GraphQL APIs, and cloud-native services on AWS, GCP, and Azure. I have delivered solutions across telecom, healthcare, and industrial domains, with experience in data pipelines, ETL workflows, and integrating ML components into production. I thrive in DevOps, CI/CD, and Agile environments, and I enjoy mentoring peers and driving code quality. I am passionate about building high-performance, secure, and testable software that empowers teams and stakeholders. I continually learn new technologies, contribute to architecture discussions, and strive to improve development processes and system observability.

Available to hire

I am a results-driven Full Stack Developer with 6+ years of experience building scalable web applications using MERN, Python (FastAPI, Django), and Java. I design robust backend systems, RESTful and GraphQL APIs, and cloud-native services on AWS, GCP, and Azure. I have delivered solutions across telecom, healthcare, and industrial domains, with experience in data pipelines, ETL workflows, and integrating ML components into production. I thrive in DevOps, CI/CD, and Agile environments, and I enjoy mentoring peers and driving code quality.

I am passionate about building high-performance, secure, and testable software that empowers teams and stakeholders. I continually learn new technologies, contribute to architecture discussions, and strive to improve development processes and system observability.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Sr. Full Stack Developer at Charter Communications CT, USA
November 1, 2024 - Present
Developed and maintained high-performance web applications using MERN stack, improving response times by 40%. Designed and implemented RESTful and GraphQL APIs for scalable frontend-backend integration. Led migration of legacy systems to cloud-native microservices architecture using Docker, Kubernetes, and AWS ECS, reducing costs by 25%. Developed AWS Lambda serverless functions for event-driven workflows, enhancing API responsiveness. Implemented authentication with JWT and OAuth2 and established CI/CD pipelines with Jenkins and GitHub Actions, ensuring zero-downtime deployments. Mentored junior developers, enhanced UI accessibility per WCAG 2.1, and integrated third-party APIs like Twilio and Stripe. Collaborated on security audits and maintained OWASP Top 10 standards.
Software Developer at Triad Systems Engineering VA, USA
October 31, 2023 - July 8, 2025
Designed full-stack web applications for industrial automation using React.js and Node.js, improving workflow efficiency. Developed responsive UI components for field use, reducing manual input errors by over 40%. Created RESTful APIs for secure real-time data exchange and implemented backend automation services in Python for transaction log processing. Built ETL pipelines for operational data transformation and optimized SQL queries to reduce latency by 50%. Integrated Microsoft SQL Server with vendor SCADA systems and external APIs, developed RBAC using JWT tokens, and maintained Linux-based backend deployments. Engaged in Agile practices, version control, testing with Mocha and Chai, and authored technical documentation.
Associate Software Engineer at Verscend Technologies (now Cotiviti, Inc.) Waltham, MA, USA
December 31, 2018 - July 8, 2025
Contributed to enterprise healthcare analytics platforms using Java and Python. Developed backend modules for processing large-scale insurance claim datasets. Designed and optimized SQL and PL/SQL procedures to improve reports by 45%. Collaborated on integrating machine learning models for predictive analytics and fraud detection. Built automated ETL pipelines to standardize claims data ingestion and participated in HIPAA-compliant Agile teams. Created dashboards with SSRS and Power BI and performed data validation and cleansing. Conducted testing with JUnit and Python unittest, troubleshot production issues, and assisted in modularizing monolithic systems. Supported CI/CD with Jenkins and learned healthcare data standards.
Sr. Full Stack Developer at Charter Communications
November 1, 2024 - Present
Developed and maintained high-performance web applications using the MERN stack, improving response times by 40%. Designed and implemented RESTful and GraphQL APIs for scalable integration. Led migration of legacy systems to cloud-native microservices on Docker, Kubernetes, and AWS ECS, reducing costs by 25%. Developed serverless AWS Lambda functions improving API response speed. Managed authentication using JWT and OAuth2 to enhance security. Established CI/CD pipelines for zero-downtime deployments using Jenkins, GitHub Actions, and Docker. Implemented automated testing with Jest, Cypress, and Pytest achieving 85%+ coverage. Collaborated with UI/UX designers to make interfaces accessible and responsive. Mentored junior developers and conducted code reviews. Integrated third-party APIs such as Twilio, Stripe, and SendGrid. Ensured OWASP Top 10 compliance and performed regular security audits. Created internal documentation supporting onboarding and maintenance workflows.
Software Developer at Triad Systems Engineering
October 31, 2023 - July 8, 2025
Designed and developed full-stack web applications for industrial automation using React.js and Node.js, enhancing workflows for railcar and fuel terminal operations. Created responsive UI components optimized for tablets using React and Redux. Developed RESTful APIs for real-time, secure data exchange. Automated backend services in Python for processing fuel terminal logs, improving data reliability. Built ETL pipelines for data transformation supporting analytics and compliance. Optimized SQL queries, reducing latency by 50%. Integrated Microsoft SQL Server with vendor SCADA systems and external APIs. Implemented secure authentication and RBAC using JWT tokens. Maintained backend deployments on Linux servers with monitoring and process management. Collaborated with QA for extensive test coverage using Mocha, Chai, and Postman. Worked in Agile teams with Git, Bitbucket, and Jira. Authored technical documentation and collaborated with stakeholders to refine requirements. Introduced too
Associate Software Engineer at Verscend Technologies (now Cotiviti, Inc.)
December 31, 2018 - July 8, 2025
Contributed to enterprise healthcare analytics platforms improving cost savings and claim analysis accuracy. Developed backend modules in Java and Python for processing large health insurance datasets. Designed and optimized SQL and PL/SQL procedures enhancing report speeds by 45%. Collaborated with data scientists to integrate ML models for risk scoring and fraud detection. Built automated ETL pipelines standardizing claims data ingestion. Participated in Agile teams ensuring HIPAA compliance. Created dashboards and reports using SSRS and Power BI. Performed data validation and cleansing with Python and Excel. Conducted unit and integration testing using JUnit and Python unittest. Troubleshot production issues, reducing resolution times by 30%. Assisted in transitioning to modular service-oriented architecture. Authored technical documentation. Collaborated with DevOps for Jenkins-based deployments. Trained on healthcare data standards including ICD-10, CPT, and HL7.
Sr. Full Stack Developer at Charter Communications
November 1, 2024 - October 27, 2025
Developed and maintained high-performance web applications using MERN stack, improving response times by 40%. Designed and implemented RESTful and GraphQL APIs to enable scalable frontend-backend integration for customer self-service portals. Created and optimized complex SQL and NoSQL queries, improving reporting efficiency across dashboards. Led migration from monolithic to cloud-native microservices using Docker, Kubernetes, and AWS ECS, reducing infrastructure costs by 25%. Implemented serverless AWS Lambda functions for event-driven workflows, reducing backend load and latency. Authenticated authorization with JWT and OAuth2, including RBAC. Established CI/CD pipelines with Jenkins, GitHub Actions, and Docker for zero-downtime deployments. Implemented automated testing with Jest, Cypress, and Pytest achieving 85%+ coverage. Collaborated with UI/UX to enhance accessibility (WCAG 2.1) and responsiveness. Mentored 3+ junior developers, conducted regular code reviews. Built internal m
Software Developer at Tri Systems Engineering
October 1, 2023 - October 1, 2023
Designed and developed full-stack web applications for industrial automation using React on the frontend and Node.js/Express on the backend, improving digital workflows for railcar and fuel terminal operations. Built responsive, tablet-optimized UI components with React and Redux, reducing input errors by over 40%. Created RESTful APIs for real-time data exchange with back-end systems, ensuring high availability. Developed backend automation services in Python for scheduled processing of terminal transaction logs, improving reliability. Implemented ETL pipelines to transform raw operational data for analytics and compliance reporting. Tuned backend services and database procedures, reducing SQL latency by 50% through indexing and query optimization. Integrated Microsoft SQL Server with vendor SCADA systems and external APIs, strengthening operational visibility. Implemented JWT-based RBAC for secure access control. Built self-recovering transaction management with retry, rollback, and
Associate Software Engineer at Verscend Technologies (now Cotiviti, Inc.)
December 1, 2018 - December 1, 2018
Assisted in development and enhancement of healthcare analytics platforms, contributing to cost savings and claims analysis accuracy. Developed data-driven backend modules in Java and Python for efficient processing of large-scale health insurance claim datasets. Designed and optimized SQL/PL-SQL stored procedures to accelerate report generation by 45%. Collaborated with data scientists to integrate ML models into core services for predictive risk scoring and fraud detection. Built and maintained automated ETL pipelines to standardize claims data ingestion from multiple healthcare provider networks. Participated in HIPAA-compliant cross-functional Agile teams and governance. Created dashboards with SSRS and Power BI; performed data validation/ cleansing with Python and Excel. Conducted unit/integration testing with JUnit and Python unittest. Troubleshot production issues, reducing incident resolution time by 30%. Aided monolith-to-SOA transition; authored data dictionaries and transfor

Education

Software Engineering Technology - Artificial Intelligence at Centennial College, Toronto, Canada
January 1, 2023 - December 31, 2025
Bachelor's Degree at Kathmandu University, Dhulikhel, Nepal
January 1, 2012 - December 31, 2016
Software Engineering Technology - Artificial Intelligence at Centennial College, Toronto, Canada
January 1, 2023 - May 31, 2024
Bachelor's at Kathmandu University, Dhulikhel, Nepal
January 1, 2013 - December 31, 2017
Software Engineering Technology - Artificial Intelligence at Centennial College
January 11, 2030 - October 27, 2025
Bachelor's in Computer Engineering at Kathmandu University
January 11, 2030 - October 27, 2025

Qualifications

Best Capstone Project Award – SETAS Awards 2025, Centennial College
January 1, 2025 - December 31, 2025
Applied Data Science with Python – University of Michigan (Coursera)
January 1, 2024 - December 31, 2024
Using Python for Automation – LinkedIn Learning
January 1, 2024 - December 31, 2024
Scrum Basics – LinkedIn Learning
January 1, 2024 - December 31, 2024
Google Cloud – Build with AI Workshop – GDG Toronto
January 1, 2024 - December 31, 2024
Best Capstone Project Award – SETAS Awards 2025
January 1, 2025 - December 31, 2025
Applied Data Science with Python – University of Michigan (Coursera)
January 1, 2024 - December 31, 2024
Using Python for Automation – LinkedIn Learning
January 1, 2023 - December 31, 2023
Scrum Basics – LinkedIn Learning
January 1, 2023 - December 31, 2023
Google Cloud – Build with AI Workshop – GDG Toronto
January 1, 2024 - December 31, 2024
Best Capstone Project Award – SETAS Awards 2025
January 1, 2025 - October 27, 2025
Applied Data Science with Python – University of Michigan (Coursera)
January 11, 2030 - October 27, 2025
Using Python for Automation – LinkedIn Learning
January 11, 2030 - October 27, 2025
Scrum Basics – LinkedIn Learning
January 11, 2030 - October 27, 2025
Google Cloud – Build with AI Workshop – GDG Toronto
January 11, 2030 - October 27, 2025

Industry Experience

Software & Internet, Telecommunications, Healthcare, Transportation & Logistics, Manufacturing, Media & Entertainment