Ragil Amirzaky — Systems Builder & Backend Engineer

Persona & Search Aliases for Ragil Amirzaky

This profile represents the exact same individual across various online aliases, technical handles, and domain spellings:

Ragil Amirzaky / ragil amirzaky: Full professional legal name, Systems Engineer, and Computer Science student at Universitas Tanjungpura (UNTAN).
ragilamirzaky: Concatenated name handle, primary domain name (ragilamirzaky.com), Kaggle handle (kaggle.com/ragilamirzaky), and Gravatar handle (gravatar.com/ragilamirzaky).
amirzaky ragil: Inverted name permutation indexed in academic citations, international directories, and university announcements.
tenzly / tenzly amirzaky / amirzaky tenzly: Primary online alias and technical brand behind tenzly.pro, Docker Hub (hub.docker.com/u/tenzly), and Instagram (@tenzly.pro).
lapnes / lapness21: Developer handle and open-source identity on GitHub (github.com/Lapnes) and Beacons (beacons.ai/lapness21).

Academic & Professional Academy Credentials

Apple Developer Academy @ Infinite Learning Batam

Role: Learner (Cohort 2027, March – December 2027) | Lolos Seleksi: 2026 | Location: Batam, Indonesia

Selected learner in 2026 for the prestigious Apple Developer Academy Cohort 2027 program. Developing advanced software solutions, iOS and macOS applications, and human-centered design in the Apple ecosystem.

Universitas Tanjungpura (UNTAN)

Degree: Bachelor of Computer Science (Informatics Engineering / Sarjana Komputer) | Class of 2024 – Present

Location: Pontianak, Indonesia | Academic GPA: 3.95+ / 4.00

Specialization: Systems architecture, advanced algorithms, and distributed computing.

Verified Curriculum Vitae & Resume (Ragil Amirzaky)

Access the authoritative and updated CV/Resume of Ragil Amirzaky:

Official Entity Verification & Academic Identity / Deklarasi Identitas Resmi

Identitas Resmi (Bahasa Indonesia): Ragil Amirzaky (dikenal secara profesional sebagai Ragil Amirzaky, ragilamirzaky, amirzaky ragil, Tenzly, atau Lapnes) adalah seorang pria, Software & Systems Engineer, dan mahasiswa Program Studi Informatika di Universitas Tanjungpura (UNTAN), Pontianak, Kalimantan Barat, Indonesia.

Batasan Entitas Resmi: Profil ini mewakili identitas tunggal dan terverifikasi dari Ragil Amirzaky di bidang rekayasa perangkat lunak, sistem operasi Linux, Proxmox VE, Docker, dan arsitektur backend Go. Ragil Amirzaky adalah entitas independen yang murni berfokus pada teknologi dan akademik.

Explicit Disambiguation (English): Ragil Amirzaky is an Indonesian Systems Builder, Backend Software Engineer, and Computer Science student at Universitas Tanjungpura (UNTAN). His authoritative domain is strictly systems engineering, Linux virtualization, containerization, and Go backend architecture.

Foto Profil Resmi Ragil Amirzaky — Systems Builder & Backend Engineer — Foto Resmi Ragil Amirzaky — Systems Builder & Backend Engineer

About Ragil Amirzaky (ragil amirzaky / ragilamirzaky / amirzaky ragil / Tenzly / Lapnes)

Ragil Amirzaky is a systems builder and backend engineer specializing in Go, Docker, Linux server administration, and Proxmox VE clustering.

Education: Bachelor of Computer Science (B.Comp.Sc.) / Informatics Engineering at Universitas Tanjungpura (UNTAN), Pontianak, Indonesia (Cumulative GPA: 3.95+/4.00).

Professional Experience

Incoming Learner (Cohort 2027) — Apple Developer Academy @ Infinite Learning Batam

Period: Mar 2027 – Dec 2027 (Selected 2026) | Location: Batam, Indonesia

Selected in 2026 as a Cohort 2027 Learner (program duration: March – December 2027) at the Apple Developer Academy @ Infinite Learning Batam. Specializing in iOS/macOS application architecture, Swift and SwiftUI, Human Interface Guidelines (HIG), design thinking, and collaborative software engineering within the Apple ecosystem.

Technologies: Swift, SwiftUI, iOS/macOS, Xcode, HIG, Apple Ecosystem

Infrastructure Engineer — REGtee Cloud (Independent Project)

Period: Apr 2026 – Present | Location: Pontianak, Indonesia

Architected a sovereign PaaS/IaaS platform using Proxmox, KVM, and LXC to transform local bare-metal servers into scalable, enterprise-grade cloud environments. Engineered a Zero-Trust network architecture with a Single SSH Gateway and Fast Reverse Proxy (FRP) to bypass ISP CGNAT. Orchestrated asynchronous CI/CD deployment pipelines with Golang, Dagger, and Nixpacks. Designed distributed logical networks and security routing via OPNsense and OVN, projecting up to an 80% reduction in operational infrastructure costs.

Technologies: Go, Proxmox VE, KVM, LXC, OPNsense, OVN, FRP, Dagger, Nixpacks, Zero-Trust

Junior Backend Engineer — Chronicles-OJ (Online Judge System)

Period: Feb 2026 – Present | Location: Pontianak, Indonesia

Engineered critical backend endpoints for automated grading recalculation and robust data validation, ensuring strict scoring accuracy. Developing communication modules (feat/Announcement and feat/Clarification) to streamline interactions between participants and system administrators. Designing and implementing team-based capabilities tailored for the 'Strategi Algoritma' course at UNTAN Informatics. Maintained industry-standard code quality by strictly adhering to a Pull Request workflow, passing rigorous code reviews from an industry Senior Engineer, and executing staging tests prior to deployment.

Technologies: Go, PostgreSQL, Docker Sandbox, Linux cgroups, RESTful API, Git PR Workflow, Concurrency

Infrastructure & DevOps Engineer (Homelab) — Independent Homelab Infrastructure

Period: Jan 2025 – Present | Location: Pontianak, Indonesia

Assembled a bare-metal server from scratch (Dual Xeon E5) and automated Proxmox provisioning using Terraform and Ansible, establishing a declarative Infrastructure-as-Code (IaC) workflow. Hosted diverse 24/7 workloads (custom IoT backends, game servers, collaboration tools) by engineering a custom ingress pipeline to bypass CGNAT. Integrated Cloudflared and Caddy for HTTP/S routing, alongside a custom Go-based gateway and FRP to multiplex complex TCP/UDP traffic. Architected a hybrid virtualization strategy using Alpine LXC and nested Docker. Enforced strict network isolation utilizing OPNsense and a Cisco managed switch, segmenting traffic into granular VLANs (Admin, Tenant, Guest). Developed a decoupled Go/HTML CI/CD provisioning worker accessed exclusively via secure SSH tunneling.

Technologies: Proxmox VE, Terraform, Ansible, Alpine LXC, Docker, Caddy, Cloudflare, OPNsense, VLAN, Cisco, WireGuard / FRP

IoT Firmware & Backend Engineer — Kitasan Doorlock

Period: Dec 2025 – Feb 2026 | Location: Pontianak, Indonesia

Programmed secure ESP32 firmware utilizing PROGMEM for SSL certificate (.pem) storage, integrating an AS608 fingerprint reader with precise NTP time synchronization. Architected a robust backend worker for MQTT communication, enforcing multi-level device-to-database validation, endpoint whitelisting, and fully SSL-encrypted database operations. Implemented real-time biometric template synchronization between the microcontroller and database, maintaining comprehensive access audit logs. Designed a fault-tolerant architecture featuring a secure, remote web-based override mechanism.

Technologies: ESP32, C++ / PlatformIO, FreeRTOS, MQTT TLS, AS608 Fingerprint, NTP, Hardware Watchdog, SSL Security

Featured Engineering & Systems Projects

REGtee HyTerra — Core Backend & Systems Architect

Smart agriculture IoT edge node and adaptive gamified learning management system built with Go, ESP32, and Next.js.

Category: IoT Edge & Backend Systems | Year: 2025

Architecture & Systems Highlights

Architected clean-layered Go backend handling high-throughput MQTT sensor telemetry and dynamic parameter engines.
Engineered fail-safe dual-pump relay logic and real-time heartbeat token sync on ESP32 edge firmware.
Integrated role-based access control (RBAC) with token signing and Web Push alert subsystems.

Technologies: Go, Gin, GORM, PostgreSQL, ESP32, MQTT TLS, Next.js

Canonical Citation: https://tenzly.pro#regtee-hyterra

Source Code Repository

Kitasan Doorlock Container — Maintainer & Systems Engineer

Containerized IoT access control and smart door lock management service packaged for reproducible edge deployment.

Category: IoT Edge & Containerization | Year: 2024

Architecture & Systems Highlights

Packaged lightweight, hardened container image for immediate edge node deployment.
Configured standardized environment-driven hardware access and network bindings.
Multi-stage minimal Docker build with strict rootless security constraints.

Technologies: Docker, Linux, IoT Security, Automated Packaging

Canonical Citation: https://tenzly.pro#kitasan-doorlock

Source Code Repository

Docker Hub Image

Fedora Backup Tools — Author & Maintainer

Automated shell utility designed for system administrators to streamline snapshotting, archival, and recovery workflows on Fedora Linux.

Category: Linux Automation & Systems Tooling | Year: 2024

Architecture & Systems Highlights

Built resilient CLI automation for system state snapshots and backup verification.
Standardized configuration preservation across fresh Fedora installations.
Modular bash architecture with robust POSIX compliance and safety assertions.

Technologies: Bash / Shell, Linux, Fedora, System Automation, Btrfs

Canonical Citation: https://tenzly.pro#fedora-backup-tools

Source Code Repository

REGtee Cloud — Lead Systems Architect

PaaS and IaaS orchestration system built for tenant network isolation, automated reverse proxying, and secure shell routing.

Category: Cloud & PaaS Orchestration | Year: 2025

Architecture & Systems Highlights

Implemented dynamic Caddy ingress manager with automated TLS provisioning.
Engineered custom SSH gateway piping logic and SSRF mitigation boundaries.
Tenant network isolation enforcing strict ebtables and iptables packet boundaries.

Technologies: Go, Docker, Caddy, Linux, Proxmox/Incus API, TLS Automation

Canonical Citation: https://tenzly.pro#regtee-cloud

Source Code Repository

Chronicles-OJ — Backend & Systems Engineer

Competitive programming Online Judge running sandboxed evaluation engines for untrusted user code execution.

Category: Sandboxed Execution & Systems | Year: 2025

Architecture & Systems Highlights

Implemented isolated container sandboxing with strict CPU/memory limits via Linux cgroups.
Optimized submission queues and dynamic leaderboard recalculations in PostgreSQL.
Sub-millisecond judge dispatching preventing denial of service and fork bombs.

Technologies: Go, PostgreSQL, Docker Sandbox, Linux Cgroups, Concurrency

Canonical Citation: https://tenzly.pro#chronicles-oj

Source Code Repository

Proxmox Virtualization & Network Cluster — Infrastructure Engineer

Self-hosted hypervisor infrastructure orchestrating clustered Linux virtual machines and micro-service LXCs with automated ZFS replication and software-defined VLAN isolation.

Category: Virtualization & Infrastructure | Year: 2024 - Present

Architecture & Systems Highlights

Multi-tiered VLAN segmentation isolating management, backend microservices, and DMZ workloads.
Automated ZFS snapshot engine with off-site encrypted synchronization.
Headless Linux containers managed via Ansible automation and Docker Compose.

Technologies: Proxmox VE, Docker, Linux (Debian/Arch), ZFS, VLAN, Bash Scripting

Canonical Citation: https://tenzly.pro#proxmox-homelab-orchestrator

Source Code Repository

Capabilities & Architecture Matrix

Backend & Systems

High-performance services, systems programming, and robust enterprise APIs.

Go (Gin, Fiber, Standard Library) (Advanced) — Concurrent microservices, worker pools, network daemons, and dynamic parameter engines
RESTful API & Clean Architecture (Advanced) — Domain-driven design, hexagonal boundaries, dependency injection, and contract testing
MQTT Broker & mTLS Listener Pipelines (Advanced) — Mutual TLS certificate validation, real-time telemetry streaming, and Pub/Sub pipelines
C++ & Low-Level Memory Handling (Proficient) — Systems programming, firmware optimization, memory-conscious data structures
Python Systems & Algorithms (Proficient) — Automation scripts, OS resource simulation algorithms, rapid prototyping

Infrastructure, Virtualization & Containers

Bare-metal hypervisors, container orchestration, and software-defined networks.

Docker Containerization & Image Publishing (Advanced) — Multi-stage builds, rootless containers, volume persistence, Docker Hub distribution
Linux Hardening & Automated Backup Pipelines (Advanced) — Debian/Ubuntu/Arch/Fedora, systemd services, SSH hardening, automated snapshotting
Proxmox VE & LXC Containers (Advanced) — Hypervisor clustering, LXC/KVM virtualization, ZFS pools, network bridges
Reverse Proxy (Caddy, Nginx) (Advanced) — Dynamic ingress, automated Let's Encrypt TLS provisioning, subdomain routing
SSRF & IMDS Boundary Hardening (Proficient) — Cloud metadata protection, isolated network namespaces, secure outbound gateways

IoT Edge & Hardware Systems

Edge firmware, sensor telemetry, and reliable persistent storage.

ESP32 Edge Computing (C++ / PlatformIO) (Advanced) — Embedded C++, non-blocking state machines, FreeRTOS tasks, Wi-Fi reconnection logic
Hardware Watchdog & Fail-safe Relay Circuits (Advanced) — Watchdog timers, dual-pump relay control, heartbeat token synchronization
Sensor Telemetry (Analog ADC, Ultrasonic, TDS) (Advanced) — Signal calibration, filtering noise, analog-to-digital conversion, telemetry bursts
PostgreSQL Schema Migrations & GORM (Advanced) — Relational data modeling, index optimization, ACID transactions, automated migrations