Kai Hong Koh

Senior Software Engineer at GovTech Singapore

Singapore

About

Full stack developer who cannot escape the DevOps life. ๐Ÿ’– Passionate about technology โ˜๏ธ Cloud Native Citizen ๐Ÿ”ฅ Hobby is to make life easier through technology/automation โœ๐Ÿผ Writes blogs and articles to prevent overflowing my memory Will tend not to respond to recruitment unless you're directly part of the technical team

Experience

  • GovTech Singapore (Singapore)
    • Senior Software Engineer
      Oct 2025 - Present ยท 9 mos

      Highlights - Singapore General Elections 2025 - SG Culture Pass Projects - GovEntry - GovWallet - GovSupply

    • DevOps Engineer
      Oct 2021 - Jan 2026 ยท 4 yrs 4 mos

      Government Digital Products Currently part of GovWallet Suite Highlights - Led API authentication and authorization design/flow - Led IaC for configuration/secret management - Design/implement unified monitoring, logging and alerts across all accounts and environments - Design/implement access control for team - Design/implement CICD pipeline (e.g. semantic versioning, branch deploys, security, etc) - Onboard/Migrate GovSupply and GovWallet infrastructure to GCC AWS - Interface with multiple external agencies on technical design Projects - GovEntry - GovWallet - GovSupply Tech stack - AWS - Serverless Framework - Terraform/Terragrunt/CloudFormation - NodeJS/Typescript - Python

    • Associate DevOps Engineer
      Sep 2020 - Oct 2021 ยท 1 yr 2 mos

      Government Digital Services (Agile Consulting & Engineering) Highlights - Managed AWS EKS cluster - Design asynchronous resume parsing integration with external party - Design/implement versioned lambda deployment process - Set up Azure powered language translation for job descriptions - Implemented distributed tracing for microservices - Migrated MCF from previous infrastructure to GCC - Migrated docker registries to AWS ECR - Upgrade EKS pod permission model to use AWS IRSA - Open sourced centralized GitLab CICD pipeline templates for rapid pipeline changes Projects - MyCareersFuture (MCF) - GovWallet (GW) Helped out with COVID projects - SafeEntry (CICD) - CovidSupportGrant (Onboarding GCC) - SupplyAlly (DevOps)

  • Associate Security Consultant at PulseSecure Pte Ltd
    Jan 2018 - Dec 2018 ยท 1 yr

    Associate Security Consultant at PulseSecure. I worked with various companies/agencies to conduct penetration testing on their applications/systems. Conduct penetration testing on web applications, mobile applications and networks. Using tools such as: - Kali - Burp Suite - Tenable Nessus - Rapid7 Nexpose - MobSF (Android) - Needle (iOS) Develop a bespoke scalable learning management software (NodeJS) - Built for security awareness training - Designed to be deployed with Docker containers