Thanakorn Thajan
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Based in Berlin · AI Operations Intelligence Lead · Full-Stack & Energy Systems

Full-Stack & Energy Systems
Software Engineer

Formal foundation in Electrical Engineering (B.Eng.), an M.A. in Energy Management, an MBA, and Software Engineering from 42 Berlin. Proven track record in building web applications and transactional systems using TypeScript, React/Next.js, Node.js, and relational databases, backed by practical experience deploying containerized infrastructure with Docker and Linux. Brings over a decade of firsthand industrial facility operations and energy monitoring experience, bridging the gap between physical power infrastructure, load profile analytics, and scalable production software.

Explore Featured Work
Thanakorn Thajan
20+ Yrs
Industrial Facility & Energy Operations
42 Berlin
Software Engineering (C, Low-Level Systems)
2nd Place
Berlin Battery Hackathon (RL Energy Trading)
Dual Masters
M.A. Energy Mgmt & MBA
Complete Portfolio

All Software & AI Projects

Filter through web applications, mobile platforms, automated n8n workflows, and machine learning pipelines.

AI & Full Stack

Solar Scout ☀️

Satellite-Driven Solar Decision Platform

8-microservice architecture leveraging OpenEO satellite data for solar potential mapping with integrated AI RAG chatbot and OAuth 2.0.

Demo Video →
Full Stack & DevOps

Retail Facility Platform

Maintenance Management System

Next.js 16, Express, PostgreSQL, MinIO, Docker, Playwright. Complete work-order and equipment lifecycle solution.

Live Site → GitHub
AI / RAG

PharmaRAG Assistant 💊

Pharmaceutical Leaflet RAG System

DeepSeek LLM + LangChain + HNSW Vector Search. Accurate medical document question-answering with automated citations.

GitHub →
Mobile Development

SparFuchs AI 🦊

Smart AI Receipt Scanning App

Offline-first Flutter app powered by Gemini 2.5 Flash for automated OCR receipt parsing, Hive DB, and Riverpod.

GitHub →
Mobile App

Flutter Expense Manager 💰

Cross-Platform Finance Tracker

Cross-platform Flutter application for personal finance management with categories, tags, and local data persistence.

GitHub →
AI Automation

n8n PDF Receipt AI Processor

Intelligent Workflow Pipeline

n8n workflow that monitors Gmail for invoice PDFs, extracts structured data with Gemini AI, and syncs to Google Sheets.

GitHub →
AI Automation

n8n AI Quote Email Agent

Daily Smart Content Dispatcher

Autonomous agent integrating Gemini AI and ZenQuotes API to compose and deliver formatted daily motivational emails.

GitHub →
Full Stack

n8n AI Chatbot React

Webhook-Integrated UI

Responsive React & TypeScript chat client communicating with backend n8n automation workflows with session history.

GitHub →
Full Stack

Thai Street Food Delivery

E-Commerce Web Application

Full e-commerce platform built with React, TypeScript, Node.js, Express, MySQL, and JWT secure user authentication.

GitHub →
🥈 Hackathon Winner

FlexiFleet Trading System

Reinforcement Learning Trading

Deep Reinforcement Learning (PPO) agent for energy trading, maximizing annual profit to €358K and reducing battery degradation cycles by 67%.

LinkedIn Post →
Competitive Engineering

Hackathon Trophies & Challenges

Proven track record of designing, pitching, and delivering algorithmic solutions under tight competitive deadlines.

🥈 2nd Place Winner · Berlin Battery Hackathon (24-26 Apr 2026)

FlexiFleet: AI-Driven Energy Trading System

Challenge Area: Algorithmic trading for utility-scale batteries and hybrid park management

Developed a Deep Reinforcement Learning (PPO) agent for multi-market energy trading and hybrid park management across Day-Ahead and Intraday markets. Key Business Innovation: The AI strategy maximized annual profit to €358K (significantly outperforming baselines) and reduced battery charging cycles by 67%, extending battery longevity and lowering degradation costs.

Deep Reinforcement Learning (PPO) Algorithmic Trading Energy Management Battery Degradation Optimization Python
View Award Details on LinkedIn
🚀 Participant · 7-9 Nov 2025

ApexSafe: Satellite Trail Safety Platform

10th CASSINI Hackathon: EU Space for Consumer Experience

Developed an offline-capable AI safety platform leveraging EU Copernicus Sentinel Satellites (S-1, S-2, S-3, S-5P) and Galileo GNSS. Engineered a "Temporal Risk Profiling" system that matches 5-day weather forecasts with runner pace to predict wildfire and landslide risks, reducing risk analysis time by 70%.

Live App → LinkedIn
🥈 2nd Place · 12-14 Sep 2025

KiezGrid: Local Energy Management Platform

Berlin Energy Hackathon (Sponsored by Voltaic)

Developed a full-stack energy platform for a 50-apartment building equipped with solar and battery storage. Implemented real-time AI logic to optimize energy usage and automated billing systems, delivering a transparent live-data interface for residents and building managers.

LinkedIn →
🏅 Top 12 Finalist · 23-26 Jul 2025

AuditronX: Agentic AI Financial Analysis

SCBX / AIAT Hackathon (Selected Top 12 of ~120 Teams)

Selected as a Top 12 finalist from ~120 international teams for building an intelligent financial analysis agent. Integrated complex n8n workflows with AI models to successfully automate ethical and compliant financial auditing processes.

LinkedIn →
Core Competencies

Technical Skills & Domain Expertise

A versatile toolkit spanning systems programming, cloud architecture, machine learning, and industrial domain leadership.

Languages & Core

TypeScript JavaScript Python C++ C SQL Dart HTML5 / CSS3

Web, Backend & DevOps

Next.js React Node.js Express.js FastAPI RESTful APIs Docker & Compose Linux / Ubuntu VPS Nginx Reverse Proxy CI/CD & Git Tailwind CSS Flutter Mobile

Databases, AI & Data

PostgreSQL MySQL Redis Relational Data Modeling DeepSeek LLM RAG Architectures Google Gemini AI n8n Automation Power BI OpenEO Satellites

Energy Domain & Leadership

Energy Management Load Monitoring Power Meter Telemetry Energy Trading Logic End-to-End SDLC System Architecture Agile & Scrum Cross-Border Leadership AI Dev (Cursor / Claude)
Career Evolution

Professional Experience

Two decades of engineering problem solving, from mission-critical facilities to scalable software and DevOps.

Jul 2026 - Present

AI Operations Intelligence Lead

Dansai Consulting & Supply Co., Ltd. · Remote (Germany / SE Asia)

  • Platform Architecture & Delivery: Lead technical architecture and delivery of operational intelligence platforms (VserveSafe & AD9 Solutions ecosystem) across Thailand, Vietnam, and regional markets, translating user requirements into scalable system designs and backend services.
  • AI & Telemetry Pipelines: Architect data ingestion and validation pipelines to process operational, safety, and sustainability datasets, serving automated reporting and predictive intelligence workflows.
  • System Telemetry & BI: Build centralized BI telemetry and real-time dashboards to convert complex operational data into actionable management insights and automated compliance checks.
  • Cloud & Infrastructure: Oversee containerized deployments (Docker), API integrations, and database performance to ensure high system availability across multi-country deployments.
  • Cross-Border Technical Leadership: Direct remote cross-functional alignment (based in Germany), bridging non-technical regional stakeholders with development workflows to ensure rapid and stable feature delivery.
Nov 2025 - Present

Freelance Full-Stack Developer & DevOps

Self-Employed · Berlin, Germany

  • Restaurant Management & POS Platform: Designed and deployed a commercial restaurant operating system featuring an integrated Point-of-Sale (POS), QR-code ordering, real-time inventory management, and operational analytics.
  • Online Academy & Video Streaming Platform: Architected an end-to-end LMS and E-Commerce platform for online courses, featuring a custom headless CMS (Tiptap), atomic seat allocation, automated course provisioning, and custom HLS video streaming pipeline with AES-128 segment encryption and Redis-backed single-device session enforcement.
  • SME Web Applications: Developed and delivered high-performance commercial web applications using TypeScript, React/Next.js, Node.js, and relational databases.
  • Containerization & Infrastructure: Managed Linux-based VPS, configured Nginx as a reverse proxy, SSL (Let's Encrypt), and Dockerized stacks with Docker Compose for consistent dev/production environments.
Jan 2023 - Jun 2026 (3 yrs 6 mos)

Engineer and Data Manager

Dansai Consulting & Supply Co., Ltd. · Remote

  • Energy IoT & Telemetry: Led the digital power meter installation project for commercial and hotel clients, enabling continuous electrical load monitoring to plan and track energy reduction initiatives.
  • Analytics & Dashboards: Designed and maintained analytics dashboards for the Vservesafe platform to visualize operational metrics and real-time utility data.
  • Technical Liaison: Acted as the core interface between end-users and developers, formulating user requirements, conducting system trainings, and resolving technical operational issues.
Oct 2015 - Sep 2024 (9 Years)

Assistant Manager (Maintenance and Construction)

Hthai (Thailand) Co., Ltd. (H&M, COS, ALO, H&M HOME, D'ark) · Full-time

  • Oversaw physical infrastructure, electrical installations, and facility maintenance for fashion retail brands across Thailand and Cambodia, ensuring operational efficiency and minimizing downtime.
  • Managed an annual maintenance budget exceeding €1M+, leading vendor negotiations, preventive maintenance schedules, and equipment lifecycle management.
  • Collaborated with subcontractors for cost estimation, price negotiation, contract preparation, and project execution across retail and dining spaces.
Feb 2010 - Sep 2015

Equipment and Maintenance Assistant Manager

McDonald's Thailand (McThai Co., Ltd.) · Full-time

  • Managed technical support, equipment installations, and preventive maintenance across national restaurant networks.
  • Championed nationwide restaurant energy management and cost-saving initiatives.
Apr 2007 - Jan 2010

Senior Facility Management Officer

Yum! Restaurants International (KFC) · Full-time

  • Coordinated supplier network, equipment acceptance testing, and nationwide preventive maintenance programs.
  • Spearheaded store-level energy reduction projects to optimize operational expenditures.
Apr 2004 - Mar 2007

Plant Engineer

Siam Toppan Packaging Co., Ltd. · Full-time

  • Planned preventive maintenance for heavy factory machinery and industrial facility infrastructure.
  • Received official recognition from the parent company in Japan for an electricity cost reduction engineering initiative.
Lifelong Learning

Education & Professional Certifications

A solid academic foundation in electrical engineering, management, and continuous modern certifications.

🎓 Academic Education

May 2025 - April 2026

Software Engineering

42 Berlin · Berlin, Germany

Intensive peer-to-peer engineering program focusing on low-level C programming, memory architectures, algorithms, and full-stack systems.

Oct 2024 - April 2026

MA in Energy Management

Berlin School of Business and Innovation · Germany

Sustainable energy systems, renewable technologies, regulatory frameworks, and strategic energy efficiency.

May 2013 - March 2015

Master of Business Administration (MBA)

Kasetsart University · Bangkok, Thailand

Business strategy, corporate financial operations, supply chain economics, and executive project leadership.

May 2000 - March 2003

Bachelor of Electrical Engineering (B.Eng.)

Naresuan University · Thailand

Power systems, high-voltage networks, electrical machines, circuits, control logic, and industrial automation fundamentals.

May 1996 - March 1999

Vocational Certificate in Electronic

Chiang Mai Technical College · Thailand

Applied electronics, analog/digital circuits, telecommunication basics, circuit diagnostics, and soldering.

🏅 Verified Credentials

IBM AI Developer

IBM / Coursera
Verify Certificate ↗

Full-Stack Development Bootcamp

Professional Training
Verify Certificate ↗

Google Data Analytics

Google / Coursera
Verify Certificate ↗

Google Project Management

Google / Coursera
Verify Certificate ↗

Google Business Intelligence

Google / Coursera
Verify Certificate ↗

Google UX Design

Google / Coursera
Verify Certificate ↗

Flutter and Dart Mobile Apps

Coursera
Verify Certificate ↗

Conversational AI & Chatbots

Berlin School of Business & Innovation
Verify Certificate ↗

Google Cloud: Big Data & ML

Google Cloud
Verify Certificate ↗

Mastering DeepSeek.ai: From Fundamentals to Advanced Skills

Coursera Specialization
Verify Certificate ↗
Community Leadership Feb 2025 - Present

Website Administrator & System Manager · Thai Studentenverein in Deutschland e.V.

Responsible for the administration, maintenance, and ongoing development of the association's official platform in Germany. Managing member database systems, digital workflow tools, and ensuring security, responsiveness, and server uptime.

Languages
Thai Native
English B2 · Professional Working
German A1 · Basic
Mobility & Driving

Driving Licence Category B

Valid European Category B passenger cars licence with clean driving record. Full mobility for on-site facility visits and regional operations.

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