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Hi, I'm Helmi Adi Prasetyo
Senior Full-Stack Engineer — Go & PHP Specialist · Technical Author · Founder of Codexflow. Based in Surakarta, Indonesia. I build robust enterprise applications, scalable backend systems, and mentor the next generation of developers.
Open to opportunities: Available for senior backend & full-stack roles, technical consulting, and mentoring engagements.
By the numbers
7+
Years Experience
8+
Companies
17+
Projects Delivered
3
Mentoring Batches
Tech Stack
Skills & Expertise
A versatile engineer with deep backend expertise and a full-stack approach to product development.
Backend — Go & PHP
High-performance systems in Go (Golang) and PHP with Laravel & Filament. REST APIs, gRPC, GraphQL, and concurrent service design.
Frontend — React & Next.js
Building reactive UIs with React.js and Next.js with TypeScript. Experience migrating legacy Blade views to modern SPA/SSR stacks.
Databases
PostgreSQL, MySQL, MongoDB, Redis. Complex schema design, query optimization, and real-time data with Supabase.
Cloud & DevOps
Docker containerization, CI/CD with GitLab CI & GitHub Actions, cloud deployments on GCP and Azure.
Messaging & Orchestration
RabbitMQ, Google Pub/Sub for async messaging. Temporal for workflow orchestration in distributed systems.
AI & MCP Integration
Implementing the Model Context Protocol (MCP) to bridge LLMs with internal data systems — the intersection of software engineering and AI.
Career
Work Experience
Fullstack Developer — PT Vexa Digital Solutions, Yogyakarta
Modernizing a Digital Game & Top-up Platform by migrating legacy Laravel Blade to Laravel Inertia + React.js. Building reactive dashboards and supporting Docker-based DevOps workflows.
Backend Engineer — PT Indotekno Solusi Semesta, Jakarta
Developed enterprise apps (e-commerce, fitness membership) with Laravel & Filament. Engineered a Payment Gateway Aggregator, Omnichannel Logistics Integration, and Insurance Service automation.
Software Developer Asst. Manager & Technical Mentor — PT Eureka Merdeka Indonesia, Bandung
Led LMS development for vocational schools using Laravel + Supabase. Served as Golang Mentor for MSIB program (Batches 5, 6 & 7), and collaborated with MIKTI NGO to align curricula with industry standards.
Backend Engineer — PT Berdayakan Usaha Indonesia (Batumbu ID), Jakarta
Backend engineering for Batumbu ID fintech platform, building APIs and financial services infrastructure.
Backend Engineer — Digital Transformation Office, Ministry of Health RI, Jakarta
Contributed to national digital health platforms including BGSI Registry and Insentif UKM Sync for the Indonesian Ministry of Health.
Senior Backend Engineer — PT GITS Indonesia, Bandung
Designed, implemented, and maintained backend systems and database management for GITS internal and client-facing products.
Fullstack Engineer — Universitas Sebelas Maret, Surakarta
Built and maintained university information systems: SIAKAD, PDDIKTI, BMN, SPMI, KKN UNS serving thousands of students and staff.
About Me
Backend-first. Always learning.
More than just code
I hold a Diploma in Informatics Engineering from Universitas Sebelas Maret (GPA 3.8), where I was a Lecturer Assistant and won 2nd place at Hackathon Solo Membangun.Technical Author
Published "Mudah Menguasai Framework Laravel" — a practical book for Indonesian developers learning the Laravel ecosystem.
Founder of Codexflow
Building Codexflow, a Micro-SaaS platform that streamlines web deployments using automation and modern DevOps practices.
BNSP Certified
Web Programmer & Junior Network Administrator certification from Badan Nasional Standarisasi Profesi (BNSP), Indonesia.
Portfolio
Selected Projects
A selection of production systems I have built and contributed to.
Codexflow
Micro-SaaS platform for streamlined web deployments. My own product as founder and lead developer.
BGSI Registry — Kemkes RI
National biogenomics registry system for the Indonesian Ministry of Health.
SIAKAD UNS
Academic information system for Universitas Sebelas Maret serving tens of thousands of users.
LMS SMKDEV
Learning Management System for vocational high schools built with Laravel + Supabase.
Latest Articles
View all posts »Technical writing on Go, PHP, Laravel, backend architecture, and software engineering best practices.