David Ko
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David Ko Email & Phone Number

Full-stack Developer at GreyTee
Location: Ottawa, Ontario, Canada 13 work roles
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✓ Verified August 2026 2 data sources Profile completeness 71%

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Current company
GreyTee
Role
Full-stack Developer
Location
Ottawa, Ontario, Canada

Who is David Ko? Overview

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Quick answer

David Ko is listed as Full-stack Developer at GreyTee, based in Ottawa, Ontario, Canada. AeroLeads shows a matched LinkedIn profile for David Ko.

David Ko previously worked as Junior Frontend Developer at Snaildy Education Limited and Head of Culinary at Just Kitchen 軒饌廚坊股份有限公司 (Tsx: Jk).

Profile bio

About David Ko

Goal oriented and user centric full-stack software developer, delivering solution with TypeScript React.js for frontend development and Java Spring Boot for backend services. Strong founder and ownership mindset, self-discipline, and consistently prioritising both business objectives and user success in every project.------------------------------Professional Chef for over 10 yearsPop-up dinner reported by Cathay Pacific:http://discovery.cathaypacific.com/cha-chaan-teng-fine-dining-david-ko-reinvents-hong-kongs-iconic-dishes/?lang=zh-hans

Current workplace

David Ko's current company

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GreyTee
Greytee
Full-stack Developer
13 roles · 17 years

David Ko work experience

A career timeline built from the work history available for this profile.

Full-Stack Developer

Current
Greytee

Ottawa, Ontario, Canada

> Partnered with ClevePays (Clover vendor) to develop a distributed synchronized timer system for study pods in a Montreal cafe> Design the overall architecture, frontend and backend components and technology.> Utilized real-time database infrastructure for seamless operation and synchronization

Oct 2023 - Present

Junior Frontend Developer

Hong Kong Sar

> Developing internal and client facing EdTech management web application > AWS Cloudformation API endpoints development > Lamda > SNS, SQS > Internal dashboard / management system >Student Management System for SEN Teachers > Vendor marketplace quotation > Dashboard reports > Data visualisation > Data morphing> Tech > AWS > Svelte, JS/TS > MongoDB

Jan 2023 - Aug 2023

Head Of Culinary

Hong Kong Sar

• Overseeing virtual restaurant brands’ lifecycle• Led food production kitchen, inventory management, efficiency improvement, and products evaluation• Data analysis, food cost control from 45% -> 30%• Launching and operating international brands such as Mr. Beast Burger, Formosa Chang(鬍鬚張)• Training over 20 people• Built ingredients database as the core for all recipes and food cost calculations

Mar 2022 - Dec 2022

R&D Chef

Hong Kong Sar

• Data mining and analysis with Google BigQuery / SQL in Google Cloud • Overseeing virtual restaurant brands’ lifecycle Virtual Concepts Development including: Bites of Taiwan, Ichi Ni Don, K-bites, WhatEGGver, and more.• Stakeholder management with partner companies• Participated in the ‘Data Champion’ challenge• Built ingredients database as the core for all recipes and food cost calculations• Revenue per month growth from $100K to $9.5M• Calculating food costs,• Food sourcing and selection of suppliers with supply chain and B2B department,• Work closely with customer service to obtain a better understanding of their customer's comments,• Work closely with sales to expand the business according to the team's quarterly KPIs.

Jul 2020 - Feb 2022

Founder

Roastia'S

Hong Kong Sar

2-weeks roast chicken pop-up at PMQ:Responsible for:- Hiring, and managing part-time staff- Recipe development- Food costings- Digital marketing: IG target ads, FB ads- Photoshoots- Business card and menu design with Adobe illustrator

Oct 2019 - Dec 2019

Videographer

Hong Kong

Helping out at a start-up that finds food artisans in Hong Kong. - Videography: editing, recording

Oct 2018 - Jun 2019

Business Executive

Hong Kong

Working in a gym equipment companyResponsible for:- Sourcing- Find sellers- Assisting on equipments assembling

Oct 2017 - Mar 2018

Junior Sous Chef At Fishschool

Hong Kong

Managing stock level and orderings.Day-to-day operation with Front of House and Back-of-House.Training and working with younger chefs;Working with different international corporations sales representatives.

Sep 2015 - Sep 2017

Commis Chef At 3-Hat Rockpool On George

Sydney, New South Wales, Australia

Working holiday, worked at fish and larder section, helped to get the 3rd Hat

Apr 2014 - Oct 2014

Commis Chef

Liberty Private Works

Hong Kong, Hong Kong Sar

Working alongside with Vicky Cheng

2012 - 2013 ~1 yr
FAQ

Frequently asked questions about David Ko

Quick answers generated from the profile data available on this page.

What company does David Ko work for?

David Ko works for GreyTee.

What is David Ko's role at GreyTee?

David Ko is listed as Full-stack Developer at GreyTee.

Where is David Ko based?

David Ko is based in Ottawa, Ontario, Canada while working with GreyTee.

What companies has David Ko worked for?

David Ko has worked for Greytee, Snaildy Education Limited, Just Kitchen 軒饌廚坊股份有限公司 (Tsx: Jk), Foodpanda, and Roastia'S.

How can I contact David Ko?

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