# Santi Liwsakphaiboon

> Senior Software Engineer (7+ years) building highly scalable financial-services
> platforms, with growing expertise in LLM-based agents and agentic workflow
> automation. Based in Bangkok, Thailand. Also known as สันติ ลิ่วศักดิ์ไพบูลย์ ("Off").

- **Role:** Senior Software Engineer
- **Location:** Bang Khun Thian, Bangkok 10150, Thailand
- **Email:** santi.liwsakph@gmail.com
- **GitHub:** https://github.com/oofin008
- **LinkedIn:** https://www.linkedin.com/in/santi-liwsakphaiboon-9b2063185/
- **Certifications:** Microsoft Azure Fundamentals (AZ-900); Professional Scrum Master I (PSM I)
- **Languages:** Thai (native), Chinese (fluent), English (professional working proficiency)

## Summary

Senior Software Engineer with 7+ years building highly scalable platforms in
financial services. Specializes in distributed back-end systems,
configuration-driven deployment automation, and full-stack delivery, with growing
expertise in LLM-based agents and agentic workflow automation. Track record of
owning features end-to-end, driving measurable adoption gains, and mentoring engineers.

## Experience

- **Refinitiv Thailand (London Stock Exchange Group) — Senior Software Engineer** (Apr 2021 – Present, Bangkok)
  Builds LLM-based automation agents for internal engineering workflows; designs and
  maintains scalable C# ASP.NET and Node.js services for LSEG Workspace serving 120k
  customers globally; drove a 40% Eikon-4-to-Workspace conversion lift via the
  "Admin Managed Configuration" feature; owns 3rd-level production support and
  CI/CD automation; leads Agile SDLC and mentors juniors.
- **Solution Architect, Time Series Team (Job-Shadow)** (Jul 2024 – Oct 2024)
  Studied end-to-end architecture of the Tick History and Time Series platforms
  (enterprise-scale historical market-data storage and delivery).
- **True Digital Group — Software Engineer (Outsource)** (Nov 2020 – Mar 2021)
  Solutions for 13M+ users / ~1.9M monthly visits; BFF pattern and microservices; UI components for high-volume sites.
- **Government Savings Bank — Software Engineer (Consultant)** (Mar 2020 – Oct 2020)
  Digitally transformed NPL/NPA workflow into a web app with Early Warning Signals; led a squad of 4 devs + 1 QA.
- **Ananta Solutions — Software Engineer** (Jul 2019 – Mar 2020)
  BI dashboards for cannabis/hemp supply-chain tracking; database design and APIs.
- **HES-SO, Switzerland — Software Engineering Intern** (Feb 2019 – Jun 2019)
  Deep learning for image processing; object recognition on edge devices (Raspberry Pi); pose matching with PoseNet.

## AI & Engineering Projects (2025 – Present)

- **Autonomous Multi-Agent System (AI-Operated Startup Architecture):** hierarchical
  LLM multi-agent system — a CEO orchestrator coordinating Software, Product,
  Marketing, and Sales agents with specialist subagents; operational stack on
  GitHub Issues + Discord with a "draft, don't ship" human-in-the-loop policy.
- **Quantitative Trading Research Framework:** reusable, asset-agnostic Python
  scaffold turning market hypotheses into backtested signals; guardrails against
  overfitting and look-ahead bias; equities, options, and crypto via Monte Carlo and options pricing.

## Skills

- **Languages & Paradigms:** C# / ASP.NET, TypeScript, JavaScript, OOP, Functional Programming
- **Frameworks & UI:** Node.js, React.js, Vue.js, Electron.js
- **Architecture:** REST / Web API, Microservices, BFF (Backend for Frontend), distributed systems
- **Cloud & DevOps:** Azure, Google Cloud, AWS, Firebase, CI/CD, Git, SQL
- **AI & ML:** LLM-based agents, multi-agent orchestration, agentic workflow automation, prompt engineering, deep learning & edge deployment

## Education

- **Assumption University of Thailand** — B.Eng. Computer Engineering, GPA 3.15 (graduated Jan 2020).
- Publications: "Path Control of iRobot Create2 Based on Sensors" (ICATI 2019);
  "Customer Recognition and Counting by Cloud Computing" (ITC-CSCC 2019).