Building scalable, responsive and user-focused web applications.

I’m a UK-based Full Stack Software Developer with experience in C#, ASP.NET Core, .NET, Blazor, React.js, Sitecore, JavaScript, SQL Server, and REST APIs. I enjoy building clean, maintainable software, developing responsive frontend experiences, integrating backend services, and improving digital platforms used by real users.

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London / Leicester, UK Open to Hybrid & Remote C# • .NET • Blazor • SQL • APIs

Quick Summary

3+ years of software development experience
Full-stack web development using .NET, Blazor and JavaScript
Sitecore XP, ASP.NET MVC and Web API experience
Strong SQL Server, REST API and debugging skills

Contact Links

contact@naveenkumarmadanu.com linkedin.com/in/naveen0903 github.com/naveen9912

About

Who I am

I’m a Full Stack Developer with experience building responsive web applications, reusable UI components, REST API integrations, database-driven systems and CMS-based enterprise platforms. I enjoy working across frontend and backend development, solving problems and delivering reliable software.

Education

MSc Software Engineering — De Montfort University, UK
BTech Computer Science — Gokaraju Rangaraju Institute of Engineering and Technology, India

Experience

Full Stack Developer – Commonwealth Bank

Forage · May 2026 – Present · Remote

Enhanced a full-stack banking application using C#, .NET Core, React, TypeScript and MongoDB.
Extended backend REST APIs, updated frontend components and improved data persistence between client and server.
Tested and validated API functionality using Postman to ensure reliable integration and data flow.
Implemented xUnit tests to improve backend test coverage, code quality and application stability.
Used Git and GitHub for branching, commits, pull requests and collaborative version control workflows.

Frontend Developer – Skyscanner

Forage · Mar 2026 – May 2026 · Remote

Built a responsive React application using Skyscanner Backpack design components.
Implemented reusable UI components, calendar functionality and responsive layouts using React and SCSS.
Worked with npm packages, component-based architecture and frontend debugging workflows.
Strengthened practical experience in React.js, JavaScript and modern frontend development.

Full Stack Developer

Zenco Legal · Jan 2025 – Apr 2025 · Leicester, UK

Developed responsive legal technology platforms using Blazor Server, Blazor WebAssembly, ASP.NET Core, C# and SQL Server.
Built reusable Razor components, validated forms and dynamic customer-facing workflows.
Integrated REST APIs, payment workflows, document services and role-based access functionality.
Optimised database queries, application performance and user experience across business-critical modules.
Worked with Git, Azure DevOps, Agile delivery, testing, debugging and deployment activities.

Programming Analyst

Cognizant · Mar 2022 – Jan 2023 · Hyderabad, India

Developed and maintained enterprise Sitecore XP websites using C#, ASP.NET MVC, .NET and SQL Server.
Created custom Sitecore components, CMS modules and backend services for scalable digital platforms.
Integrated third-party APIs and Web API services to support dynamic frontend experiences.
Supported testing, debugging, deployment and production support activities in Agile teams.

Programming Analyst Trainee

Cognizant · Mar 2021 – Feb 2022 · Hyderabad, India

Assisted in developing and maintaining Sitecore websites using .NET, C#, ASP.NET and Sitecore XP.
Supported API integration, CMS component development, testing, debugging and deployment activities.
Collaborated with senior developers on ASP.NET MVC and Web API services.
Gained hands-on experience in software engineering, issue fixing and production support.

Skills

C# .NET Core ASP.NET Core ASP.NET MVC Blazor Server Blazor WebAssembly Razor Components React.js TypeScript JavaScript HTML5 CSS3 Bootstrap SCSS REST APIs Web API SQL Server MongoDB Entity Framework Core Sitecore XP Git GitHub Azure DevOps Postman xUnit

Featured Projects

Commonwealth Bank Software Engineering Simulation

Full-stack banking application enhancement using C#, .NET Core, React, TypeScript, MongoDB, REST APIs, Postman, xUnit and GitHub pull request workflows.

C# .NET Core MongoDB

View on GitHub

Skyscanner Backpack React App

A responsive React application built with Skyscanner Backpack components, calendar functionality and SCSS styling.

React.js JavaScript SCSS

View on GitHub

Social Media Chat Application

Full-stack social media chat application with authentication, database persistence and API-driven workflows.

Blazor ASP.NET Core SQL Server

View on GitHub

Portfolio Website

Personal portfolio website hosted using GitHub Pages with a custom domain, showcasing experience, projects and contact details.

HTML CSS GitHub Pages

Visit Website

Certifications

Commonwealth Bank Software Engineering Job Simulation — Forage
Front-End Software Engineering Job Simulation — Skyscanner / Forage
Foundations of Coding Full-Stack — Microsoft
React.js — LinkedIn Learning
Git Essential Training — LinkedIn Learning
Node.js Essential Training — LinkedIn Learning
C# and .NET — LinkedIn Learning
JavaScript Essential Training — LinkedIn Learning

Contact

Let’s connect.

Email

For opportunities, collaborations or quick questions:

Email me

Social

LinkedIn GitHub