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I'm a software engineer who breaks down the tech you use every day, from QRIS and DNS to Docker and Kubernetes. The short videos live on TikTok, YouTube, Instagram, and Facebook. The deep-dive articles and free tools live right here.
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Next.js Build Heap Out of Memory in CI: Exit 137 Fix
Next.js build heap out of memory in CI, then Killed with exit 137? Real job logs from a 4 GiB runner, 10 kills, and what moving the type check changed.
D1_ERROR: too many SQL variables? Fix the 100-Bind Limit
D1_ERROR: too many SQL variables means one statement binds over 100 values. See the 100 plus 5 arithmetic, a chunking fix, and a db.batch test I ran locally.
gtag Config Not Firing: dataLayer.push(arguments) Fix
gtag config not firing? A custom gtag helper that pushes an array loads gtag.js but sends no hit. Tested 4 variants in Chrome, with the fix and a Bun test.
Cloudflare waitUntil Logging: Audit Logs Without Latency
Log to D1 with ctx.waitUntil without slowing responses. Measured 306 ms vs 1.7 ms, plus why logs go missing and the Illegal invocation fix. See the code.
JSON-LD Author Schema Missing From Rich Results? Fix It
JSON-LD author schema drops silently from Google rich results when @id references do not resolve. Here are the 4 fixes, plus the August 2026 parser change.
Next.js output export: generateStaticParams Error Fix
Next.js output: export fails with missing generateStaticParams() on dynamic routes. Fix it with a query-param page, tested on Next.js 16.3.5. See the steps.
Web Utilities
Free Online Tools to Boost Your Productivity
Powerful utilities designed to make your digital tasks faster, easier, and more efficient - no signup required
macOS Captive Portal Preview & Tester
Test and preview your captive portal in an authentic macOS window before production. Support localhost URLs, customize network names, toggle light/dark modes, and capture screenshots instantly.
Professional Favicon Extractor & Multi-Size Resizer
Instantly extract high-quality favicons from any website and resize them to perfect dimensions (16px-256px). Download professional favicon packs for your projects in seconds!
AI-Powered Text Summarizer
Experience advanced AI text summarization! Get instant, intelligent summaries from any content. Free AI-powered tool with smart analysis and enterprise-grade security protection.
Ultra-Secure Password Generator
Create uncrackable passwords with our advanced generator. Customize length, include special characters, and protect your accounts from hackers in seconds.
JSON Beautifier & Validator
Transform messy JSON code into perfectly formatted, readable data. Detect errors instantly, improve readability, and streamline your development workflow.
Instant Text Case Converter
Convert text between UPPERCASE, lowercase, Title Case, and more with a single click. Perfect for writers, developers, and content creators who need polished text formatting.
Professional Journey
My Work Experiences
A timeline of my professional roles, highlighting impactful projects and collaborations.
Software Engineer - PT. Metranet
Built backend-to-frontend integrations for Wifi.id and set up automated testing and CI/CD pipelines that became the base for Docker-based deployments. Delivered 40+ Uzone Indonesia projects, led the transformation of Wifi.id's user interface, and contributed to 43 Telkom Indonesia enterprise applications, with a focus on performance and a consistent experience across devices.
PHP Developer - PT. Mitra Buana Komputindo
Developed secure enterprise PHP applications with modern frameworks and kept long-term client relationships through reliable delivery.
Academic & Training
My Education Background
Foundational knowledge and skills acquired through academic and professional training.
Google AI Professional Certificate - Coursera
Completed Google's intensive 7-course AI Professional program, earning certification on May 18, 2026. Built applied fluency in using AI across brainstorming, research, writing, content creation, and data analysis, including a portfolio of 20+ AI-assisted artifacts and a custom AI solution built through vibe coding. Developed practical skills in effective prompting, output evaluation, and responsible AI tool use for real workplace challenges.
Google Data Analytics Professional Certificate - Coursera
Successfully completed Google's comprehensive 9-course Data Analytics program, earning professional certification on November 5, 2025. Mastered data analysis fundamentals including data collection, preparation, and cleaning. Gained hands-on expertise in industry-standard tools: spreadsheets for data manipulation, SQL for database queries, Tableau for creating compelling data visualizations, and R programming for advanced statistical analysis. Completed multiple hands-on projects and a comprehensive capstone project demonstrating end-to-end data analysis capabilities—from defining business problems and collecting relevant data to processing, analyzing, and presenting actionable insights that drive informed decision-making.
Google UX Design Professional Certificate - Coursera
Successfully completed Google's intensive 7-course UX Design program, earning professional certification on August 31, 2024. Mastered end-to-end design processes including user research methodologies, competitive audits, and persona development. Gained expertise in creating comprehensive design systems using Figma, developing interactive prototypes, and conducting usability testing. Completed multiple real-world projects demonstrating proficiency in information architecture, responsive design principles, and accessibility standards. Built a professional portfolio showcasing ability to transform user insights into intuitive digital experiences.
React.js & Frontend Development - HACTIV8 Jakarta
Immersed in an intensive, project-driven bootcamp that transformed my frontend capabilities. Mastered React's component architecture, state management, and hooks while building five production-ready applications from concept to deployment. Received recognition for designing the most innovative UI/UX in the cohort's final showcase, combining aesthetic design with technical excellence.
Computer Science - Universitas Indraprasta PGRI Jakarta
Graduated with honors while specializing in advanced algorithm design and software engineering principles. Developed a thesis project that integrated machine learning concepts with traditional data structures to optimize search functionality. Actively participated in competitive programming challenges, ranking in the top 5% nationally and mentoring junior students in web development fundamentals.