Tan Wei Shaun

Aspiring Builder

• Tech for Good • Cybersecurity • DevSecOps

Currently exploring

• Distributed Computing
• Local first synchronization systems

Professional

2023(Current)

Cybersecurity Instructor

DART

Taught JC1 students programming fundamentals
Covered best practices for cybersecurity
Inculcated good habits and problem-solving skills
Focused on applying theory to practical scenarios

2023(Current)

Fullstack Software Engineer Intern

uParcel

Collaborated with designer on website revamp
Implemented automated agent approval system
Streamlined agent onboarding process

2020

Cyber Specialist

Digital and Intelligence Service - Centre for Strategic Infocomm Technologies

Led diverse team of 12-15 engineers
Built ACUBE pipeline used by 15+ government agencies
Developed custom SSO solution
Established foundational architectures
Received Commander's Coin (CSTF) for exceptional service

2019

Software Engineer Intern

CrimsonLogic

Worked on full-stack development
Created automated testing framework
Developed POC for drag-and-drop site builder (internal tooling)

Projects

Potluck ↗

Telegram bot solution built for the Hackathon Build for Good '24.

HealthCheckGramBot↗

Telegram bot for monitoring health status of servers. Leverages cloudflare workers.

Rustlator Bot ↗

Telegram bot for group chat translations, written in Rust.
Purely exploratory.

PolymorphicPhiters↗

Fighting game made in Java with libGDX. Built in 4 weeks.
For school.

Achievements

Seed Fund Awardee - Build For Good '24

Awarded initial seed funding for the development of Potluck.

Commander's Coin (CSTF)

Awarded for outstanding contributions to the Digital and Intelligence Service (DIS)

BrainHack 2023 - First Runner Up

Application-focused AI hackathon in the defense space, organized by DSTA

BrainHack 2022 - Second Runner Up

Application-focused AI hackathon in the defense space, organized by DSTA

GreyCTF Finalist

Jeopardy-style CTF competition organized by GreyHats (NUS). Clinched top 10 position with monetary prize. Received additional prize for solution write-up.

Skills

Agile DevelopmentContinuous IntegrationContinuous DeploymentMalware ReversalDistributed ComputingNetworkingSystem DesignDockerGit

Open to Opportunities

I'm currently seeking new challenges in software engineering, site reliability, and devops. If you're a recruiter or potential employer, I'd love to connect and discuss how I can contribute to your team.

Interests

Coffee

Exploring the world of specialty coffee, from bean origins to brewing techniques.

Tools:
• Breville Dual Boiler
• DF64
• Aliexpress Scale
• Aeropress
• Hario V60
• Orea v3
• 3D Printed Moonraker
• Hario Cold Brew Maker

Homelab

Building and maintaining a personal server setup for learning and experimentation. Currently everything is being ran on a Raspberry Pi 4b+ (8Gb).

Some of the services running are:
• JellyFin
• Minecraft
• Caddy
• Potluck
• This site!

Hario Cafe in Japan

My home setup

Raspberry Pi 4b+!

Edo-style Garden in Japan (cos why not)

Latte art

Pourover instructions