Zach Chai

Full-Stack Software Engineer with focus on backend and security

Technical Skills

code

Languages

TypeScript Golang Ruby JavaScript
database

Databases & Messaging

MongoDB PostgreSQL Redis Solace
cloud

Infrastructure

Docker Kubernetes AWS
verified_user

Standards & Protocols

OAuth 2.0 OIDC SAML SCIM REST OpenAPI
psychology

AI Tooling

Claude Code GitHub Copilot OpenAI Codex

Professional Experience

NOV 2021 — PRESENT

Senior Software Engineer

Qlik

  • check_circle Led technical design of Customer Identity and Access Management (CIAM) solution for the Qlik Cloud enterprise platform.
  • check_circle Introduced authentication and identity standards, including OAuth 2.0, OIDC, and SAML.
TypeScript Golang MongoDB Redis Solace AWS Docker Kubernetes

NOV 2018 — OCT 2021

Software Engineer

Qlik

  • check_circle Designed and implemented features for high-throughput Qlik Cloud microservices, owning the full backend lifecycle, spanning API request handling, business logic execution, and database querying.
  • check_circle Established comprehensive operational metrics and real-time observability dashboards to track system health, regressions, and production performance.
JavaScript MongoDB Redis Docker

MAY 2017 — OCT 2018

Backend Software Developer

Younility

  • check_circle Designed and implemented a public REST API for field worker dispatching and job scheduling.
  • check_circle Integrated OpenAPI Specification into the development workflow to automate coverage metrics and resolve all documentation gaps while significantly reducing manual effort.
Ruby on Rails PostgreSQL AWS REST

MAY 2016 — APR 2017

Software Infrastructure Developer

Blindside Networks

  • check_circle Developed a session and recording management application for the company’s BigBlueButton product line.
  • check_circle Built custom integrations between BigBlueButton and the Open Academic Environment (OAE) project.
Ruby on Rails Docker AWS

Education

school
September 2012 — May 2017

BCS Honours — Software Engineering

Carleton University, Ottawa, ON, Canada

Minor

Business