Haekal Mimtazulfaqhi Zaydan
PROFILE ACTIVE // DEPOK, ID

HAEKAL MIMTAZULFAQHI ZAYDAN

Full-Stack Engineer with hands-on experience in Node.js, Python, and Solidity, specializing in AI Pipeline Engineering and Web3 Solutions. Proven ability to architect and deploy end-to-end production systems — from autonomous LLM & vision automation pipelines to decentralized blockchain applications — with a strong commitment to scalable, high-fidelity software engineering.

ESTABLISH CONNECTION VIEW ASSETS
6+PROD SYSTEMS
9CERTIFICATIONS
24/7AI PIPELINE
// CLASSIFIED DOSSIER

IDENTITY

PROFILE.SYS — READ ONLY
$ cat profile.json
0+
PROD CLIENT PROJECTS
0+
VERIFIED CERTIFICATIONS
0%
AI QA CODE AUDIT
0/7
AUTOMATED PIPELINES

Full-Stack Engineer with hands-on experience across Node.js, Python, and Solidity, specializing in AI Pipeline Engineering and Web3 Solutions. Experienced in designing robust software architectures, autonomous pipeline automation, and LLM alignment quality auditing.

Proven ability to independently design, architect, and deploy production systems — including full-stack SaaS platforms, event-driven CRM outreach pipelines, 24/7 vision AI scrapers, and decentralized Ethereum tracking platforms — delivering resilient, scalable solutions with zero-hallucination precision.

// CORE SYSTEMS

CAPABILITIES

[FRAMEWORKS & LIBS]

Node.jsExpress.js Ethers.js (v5/v6)React LaravelFastAPI Flask

[LANGUAGES]

JavaScript (ES6+)Python SolidityPHP HTML5 / CSS3SQL TailwindAngular

[AI & AUTOMATION]

n8n AutomationClaude Sonnet DeepSeek LLMGemini Vision AI OpenCV (WASM)pHash / SSIM PuppeteerApify API Telegram Bot APIAI QA Benchmarks

[TOOLS & PLATFORMS]

SQLiteMySQL / PostgreSQL DockerGit PM2 Process ManagerLinux VPS Etherscan / Remix

[VERIFIED CREDENTIALS & CERTIFICATIONS]

AUTOMATION & AI
Mastering N8N dari Nol Sampai Mahir: Automation & AI Udemy · 2026
BLOCKCHAIN
Ethereum and Solidity: The Complete Developer's Guide Udemy · ID: UC-4a214028-5231-4925-9ccd-c2c8dbf2322d (2023)
SMART CONTRACTS
Blockchain Basics and Solidity Programming Udemy · ID: UC-3f966b0-ae60-4001-bb56-7462874a3000 (2023)
WEB3 SECURITY
Blockchain Basics Cyfrin Updraft · 2023
FRONTEND
Responsive Web Design freeCodeCamp · ID: fcc23d3163d-c379-45d2-a5b9-3e89cfe79470-rwd (2023)
BACKEND
Belajar Web Development Menggunakan Bahasa Pemrograman PHP Udemy · ID: UC-2ea7e8f8-1383-420d-9eaa-716c6e728d0b (2023)
JAVASCRIPT
JavaScript Intermediate Sololearn · ID: CC-0EM4ZKQR (2023)
JAVASCRIPT
Introduction to JavaScript Sololearn · ID: CC-QZMZX6BX (2023)
CSS & DESIGN
Introduction to CSS Sololearn · ID: CC-QM43X13A (2023)
// OPERATION HISTORY

MISSION LOG

[AUGUST 2023 — AUGUST 2026]
COMPLETED

Full-Stack Developer & Investment Manager

Dasendria Digital Media · Bogor, ID

Designed and deployed web infrastructure for 3 client projects including governmental web infrastructure (kop.go.id & ppid.kop.go.id) by overseeing full SDLC from requirements to production delivery. Integrated WhatsApp API automation endpoints by engineering automated communication workflows across all client systems to streamline cross-functional operations. Managed corporate investment portfolio across Indonesian equities and crypto by executing Technical Analysis, Fundamental Analysis, and Risk Management protocols, achieving ~30% annual return.

Full-Stack SDLC PHP MySQL JavaScript WhatsApp API Equities & Crypto Risk Management (~30% ROI)
[MARCH 2025 — NOVEMBER 2025]
COMPLETED

AI Quality Assurance (QA) Specialist

Outlier · Remote

Audited and refined 4 to 5 AI projects per month across code generation, text, image, and video output modalities. Evaluated outputs against strict accuracy, security, and logical reasoning benchmarks. Applied rigorous instruction-following metrics to audit model responses, directly improving training data quality for LLM alignment.

AI Code QA LLM Alignment Prompt Auditing Logical Reasoning Multimodal AI
[JULY 2022 — JULY 2023]
COMPLETED

Sales & Marketing Representative

Jantaka Reload · Indonesia

Demonstrated persuasive communication and relationship-building skills to promote digital products, consistently exceeding monthly sales targets in a highly competitive market. Built and maintained loyal client relationships through proactive follow-up and structured communication.

Client Relations Sales Strategy Communication Digital Products
[2022 — 2026]
CANDIDATE

Bachelor of Informatics Engineering (S.Kom)

Pamulang University · Indonesia

Undergraduate degree in Informatics Engineering focusing on full-stack software engineering, blockchain architecture, and automated AI systems. Author of undergraduate thesis research: Blockchain Specialty Coffee Supply Chain Tracking System (Ethereum + MySQL Dual-Layer).

Informatics Engineering Software Architecture Blockchain Research Database Systems
// DEPLOYED SYSTEMS

ASSETS

001 // AI SAAS & CAREER INTELLIGENCE PRODUCTION LIVE

ZyJobs — AI Career Intelligence & Dynamic ATS CV Platform

Architected and deployed an end-to-end production SaaS platform that autonomously aggregates, categorizes, and deduplicates 1,180+ active global remote jobs across 13 international sources on a 6-hour cron cycle.

Engineered a 6-step dynamic ATS CV generation pipeline integrating Claude Sonnet 4.6 and Gemini 2.5 Flash with strict zero-hallucination grounding, achieving an average of 85%+ ATS compatibility score.

FastAPIPython 3.12Uvicorn Claude Sonnet 4.6Gemini 2.5 FlashWeasyPrint Jinja2SQLite (WAL)Scikit-Learn (TF-IDF)HTTPX
VISIT LIVE PLATFORM →
002 // AI WORKFLOW AUTOMATION ACTIVE PIPELINE

AI-Powered CRM & B2B Sales Outreach Automation System

Automated B2B sales outreach by engineering an event-driven n8n pipeline integrating Tavily Search, DeepSeek-v4 LLM, and Gmail API for autonomous prospect research, web scraping, and hyper-personalized cold email generation.

n8n OrchestrationDeepSeek-v4 LLMTavily Search API Gmail APIGoogle Sheets APIHTTP ScraperJSON Schema
SYSTEM INQUIRY →
003 // AI VISION & AUTOMATION 24/7 ACTIVE

HMZ Auto AI v2 – Automated Crypto Chart Scraper & AI Pipeline

Production-grade 24/7 automated system for scraping crypto technical analysis charts from targeted Twitter/X accounts, classifying them via AI vision (Gemini 2.5 Flash-Lite), and delivering curated real-time results to Telegram subscribers. Engineered with perceptual hashing (pHash) & Aligned-SSIM deduplication, OpenCV WASM, and startup self-test watchdog timers.

Node.jsSQLiteGemini 2.5 Flash-LiteOpenCV WASM Apify APITelegram Bot APIPM2PuppeteerpHash / SSIM
SYSTEM INQUIRY →
004 // WEB3 & SMART CONTRACTS

Blockchain Specialty Coffee Supply Chain Tracking System

Web-based decentralized supply chain data integrity platform using a MySQL + Ethereum dual-layer architecture. Developed as undergraduate thesis research using prototyping methodology (Case Study: Gayo Specialty Coffee).

SoliditySmart ContractsEthereumethers.js Express.jsMySQLJWT / bcryptQR Code
RESEARCH & CODEBASE →
005 // ENTERPRISE INFRA

Web Infrastructure & Content Management (Kemenkop & PPID)

Governmental web portal and information management system developed under Dasendria Digital Media for Ministry of Cooperatives (Kemenkop) and PPID public information portals with custom communication endpoints.

PHPMySQLJavaScriptWhatsApp APIREST API
PROJECT DETAILS →
006 // PRODUCTION WEB

Build Frontend Mulia Promosindo

Commercial enterprise web frontend developed for PT Mulia Promosindo, delivering a responsive corporate showcase for promotional merchandise and business branding.

HTML5CSS3BootstrapPHPResponsive UI
VISIT LIVE SITE →
// SECURE CHANNEL

CONNECT

> INITIALIZING SECURE CHANNEL...

> PROTOCOL: AES-256-GCM ACTIVE

> STATUS: READY TO RECEIVE

Tertarik berkolaborasi? Punya proyek menarik? Atau ingin berdiskusi tentang AI, smart contracts, atau trading strategies? Channel terbuka — respons dalam 24 jam.

✉ EMAIL zaydan281003@gmail.com ☎ WHATSAPP +62 813-8099-4278 ◈ LINKEDIN haekal-mimtazulfaqhi-zaydan ⌨ GITHUB github.com/zaydan28 ◎ DOMAIN hamizay.my.id
◉ LOCATION Depok, West Java, ID