Gunawan Prasetya.

Hello, I'm a passionate software developer with over 3 years of experience building modern web applications. I specialize in creating performant, accessible, and user-friendly digital experiences that solve real-world problems.

My journey in software development began in 2022, and since then, I've worked with a variety of technologies and frameworks to deliver high-quality solutions for clients across different industries.

View My Work About Me

Scroll to explore

Featured Projects

View All Projects

Latest Articles

View All Posts

Building Scalable Web Applications with React and Node.js

Web Development

about 2 years ago

Building Scalable Web Applications with React and Node.js

<h2>Introduction</h2> <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nulla rhoncus libero quis magna facilisis gravida. Suspendisse porta ante enim, eu posuere tortor laoreet vitae.</p> <h3>Key Concepts</h3> <p>Cras at velit quis nunc sagittis pretium. Aenean sollicitudin scelerisque velit, eget sagittis ante tempus at.</p> <h3>Best Practices</h3> <ul> <li>Component-based architecture</li> <li>State management solutions</li> <li>Performance optimization techniques</li> </ul> <h3>Conclusion</h3> <p>By following these principles, you can build scalable and maintainable web applications that stand the test of time.</p>

Optimizing Database Performance in Production Environments

<h2>Database Performance Fundamentals</h2> <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nulla rhoncus libero quis magna facilisis gravida.</p> <h3>Indexing Strategies</h3> <p>Suspendisse porta ante enim, eu posuere tortor laoreet vitae. Cras at velit quis nunc sagittis pretium.</p> <h3>Query Optimization</h3> <pre><code>SELECT * FROM users WHERE created_at > '2023-01-01' INDEX (idx_created_at);</code></pre> <h3>Monitoring and Metrics</h3> <p>Aenean sollicitudin scelerisque velit, eget sagittis ante tempus at.</p> <blockquote> <p>"The best way to optimize database performance is to understand your data access patterns."</p> </blockquote>

Modern Authentication Patterns for Web Applications

<h2>Modern Authentication Overview</h2> <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nulla rhoncus libero quis magna facilisis gravida.</p> <h3>Authentication vs Authorization</h3> <p>Suspendisse porta ante enim, eu posuere tortor laoreet vitae. Cras at velit quis nunc sagittis pretium.</p> <h3>JWT Implementation</h3> <pre><code>{ "sub": "1234567890", "name": "John Doe", "iat": 1516239022, "exp": 1516242622 }</code></pre> <h3>Security Best Practices</h3> <ol> <li>Always use HTTPS</li> <li>Implement proper token expiration</li> <li>Use secure cookie storage</li> <li>Implement refresh tokens</li> </ol> <h3>Conclusion</h3> <p>Aenean sollicitudin scelerisque velit, eget sagittis ante tempus at.</p>

Security

Authentication

JWT

Let's Work Together

Have a project in mind or need a skilled developer for your team? I'm currently available for freelance work and open to discussing new opportunities.

Get in Touch