Hello!
I am Yogi Hafidh, Full Stack Developer
Software Engineering graduate (GPA 3.91) with 3 industry internships, delivering real-world systems that reduce inefficiencies and improve performance. Experienced in building scalable applications using React, Next.js, Node.js, and Golang, focusing on system design, backend architecture, and clean code. Ready to solve real problems and create measurable impact through software.
Case Study
Featured Engineering Work
Real-world systems I built to solve operational problems, focusing on scalability, architecture, and measurable impact.
Koperasi Financial Information System
KSP PRIMKOPPABRI Kusuma Bangsa
Reduced financial reporting time from 2–3 days to real-time by building a centralized backend system for cooperative financial operations.
Key Impact
- Reduced reporting time from 2–3 days to real-time
- Eliminated duplicate data entry
- Minimized human error through automation
Vehicle Rental Management Platform
PT ARBITRANS
Transformed a manual vehicle rental process (WhatsApp-based booking and handwritten records) into a structured web-based system to improve booking efficiency and operational visibility.
Key Impact
- Replaced manual booking and record-keeping with a centralized digital system
- Improved customer accessibility through an online booking interface
- Reduced dependency on manual coordination between staff and customers
- Increased transparency in vehicle availability, pricing, and booking status
Professional Proof
Experience
Professional track record and education that validate execution quality
Web Developer Intern
Telkom Indonesia · Aug 2025 – Dec 2025 · On-site Bandung
Contributed to the development and modernization of an internal chatbot platform used by 50+ administrative users, focusing on scalability, performance, and usability.
Key Contributions
- •Implemented ACL-based dynamic sidebar for scalable role-based access across 50+ users
- •Led migration from Nuxt 2 to Nuxt 3 to improve performance and maintainability
- •Developed a visual dialog flow editor using Vue Flow for non-technical users
- •Implemented Multi-Factor Authentication (MFA) and secure logout mechanisms
- •Optimized performance using lazy loading and pagination strategies
Tech Stack
Vue.jsNuxt 3TypeScriptTailwind CSSVue Flow
Fullstack Developer Intern
PT Cazh Teknologi Inovasi · Jul 2025 – Sep 2025 · On-site Purwokerto
Developed a vehicle rental management platform with a dual-interface system (admin dashboard and user booking application), focusing on usability and operational efficiency.
Key Contributions
- •Designed and implemented a full vehicle rental system with admin and user interfaces
- •Built responsive frontend using Next.js and React for improved user experience
- •Implemented backend services using Supabase with centralized data management
- •Integrated booking flow with WhatsApp to align with existing business processes
- •Created system and API documentation to support development and collaboration
Tech Stack
Next.jsReactTailwind CSSSupabasePostgreSQLTypeScript
Backend Developer Student (MSIB)
Binar Academy · Sep 2024 – Jan 2025 · Remote
Developed backend services for an airline booking system, focusing on RESTful API design, database structure, and system reliability.
Key Contributions
- •Designed and implemented RESTful APIs for airline booking workflows
- •Built PostgreSQL database schema supporting transactional operations
- •Documented APIs using Swagger/OpenAPI for better collaboration
- •Implemented authentication and authorization mechanisms
- •Collaborated with frontend team to define API contracts
Tech Stack
Node.jsExpress.jsPostgreSQLREST APIJWT
Treasurer
HMSE Telkom University Purwokerto · 2023 – 2024 · On-site Purwokerto
Managed financial planning and reporting for a student organization with 50+ members, ensuring transparency and structured financial tracking.
Key Contributions
- •Managed budgeting and financial planning for multiple programs
- •Developed Excel-based financial tracking system to improve reporting accuracy
- •Prepared monthly financial reports for stakeholders
- •Coordinated financial operations across organizational activities
- •Maintained structured financial documentation for accountability
Tech Stack
Financial ManagementBudget PlanningMS ExcelReporting
Continuous Learning
Certifications
Professional certifications and learning achievements that strengthen my engineering foundation.
Skill
Engineering Expertise
Core capabilities I apply to design, build, and ship reliable products
Full Stack Engineering
I build scalable web applications end-to-end, from frontend interfaces to backend systems, using modern technologies such as React, Next.js, Node.js, and Golang.
Backend Systems & API Development
I design and develop robust backend services with clean architecture, secure authentication, and efficient data management to support reliable and scalable applications.
System Design & Software Engineering
I translate business requirements into structured system designs, applying software engineering principles such as requirement analysis, UML modeling, database design, and modular architecture.
User Experience & Product Thinking
With a foundation in design thinking and UX, I build systems that are not only functional but also intuitive, ensuring seamless interaction between users and technology.
Proof I Think
Engineering Thoughts
I write about software engineering, system design, and product thinking—sharing how I approach solving real-world problems and building scalable systems.
SYSTEM DESIGN
From Manual Process to Real-Time System
How I transformed a cooperative financial workflow into a scalable backend system using structured system design.
SYSTEM DESIGN
From Requirements to Architecture: Designing Scalable Backend Systems
How I translate business requirements into scalable backend architecture using modular design, clean separation of concerns, and system constraints.
PRODUCT THINKING
Product Thinking for Engineers
How understanding user needs influences system design and improves real-world usability.
let's get to know me at work
About Yogi
Software Engineer focused on system design, backend development, and building scalable solutions from real-world problems.
Building Scalable Systems from Real-World Problems
I am a Software Engineer with a strong foundation in system design and backend development, focused on transforming real-world problems into structured and scalable systems.
My approach starts from understanding business workflows and translating them into clear requirements, followed by designing system architecture using principles such as modular design, clean architecture, and efficient data modeling.
I have experience building financial systems and operational platforms, where I applied API design, authentication, and performance optimization to deliver reliable and maintainable solutions.
Beyond implementation, I value clarity in thinking—ensuring that every system I build is not only functional, but also aligned with user needs and business goals.
I don’t just build applications—I design systems that solve real problems.
What I Focus On
Front-end Toolbox
Tools and technologies I use to build responsive and user-friendly interfaces.
Back-end Toolbox
Technologies I use to build scalable and reliable backend systems.
My Hobby
A glimpse into activities I enjoy outside of engineering.
Contact / Hire Me
Let’s Turn Your Ideas Into Reliable Systems
I help transform real-world problems into scalable and reliable systems. Whether you're building a new product or improving an existing one, I can contribute through system design, backend development, and fullstack implementation.
Available for full-time roles, freelance projects, and collaboration.