Kelvin Marcus Tay

S

Site Reliability Engineer at Hartwell Technologies · Cloud infrastructure · AWS, Terraform

Hartwell Technologies
Hong Kong · HKT (UTC+8)
2+ years experience
Kyoto University
English, Cantonese
Open to work
Messaging unavailable

Overview

I've spent 2 years on cloud infrastructure - first at Mastercard, now at Hartwell Technologies. Grew the infrastructure team from 6 to 22 engineers. Previously at Mastercard. Most at home with AWS and Linux. Home cook with strong opinions about biryani.

Good reasons to reach out
  • Roles in cloud infrastructure
  • Speaking or podcast invitations
  • Working sessions on Linux
Please don't message about
  • Offshore staffing offers
  • Generic networking requests

Checks messages twice a week

Skills
incident responseTerraformAWSLinuxGo
Open to workLooking for a role
closes in 3 months

Site Reliability Engineer roles in media - Hong Kong or remote

Target roles
Site Reliability Engineer
Level
Mid
Industries
Fintech, E-commerce
Work mode
Remote
Available
90 days notice
Work authorization
Open to relocating
What I'm looking for
Scope to lead cloud infrastructure work, with a manager who gives direct feedback.
Not interested in
Crypto

2 years in cloud infrastructure. Strongest at incident response and AWS. Serving notice now.

Hong Kongawslinuxterraform
Open

Experience

  1. Site Reliability Engineer
    Apr 2026 - Present
    Hartwell Technologies · 6 mo · Full-time · Hong Kong
    • Shipped 16 launches on the infrastructure team without a rollback.
    • Shipped a rewrite that took build times from 38 minutes to under 3.
    • Wrote the Terraform service that now handles 69 million requests a day.
  2. Site Reliability Engineer
    Oct 2024 - Apr 2026
    Mastercard · 1 yr 6 mo · Full-time · Hong Kong
    • Cut p99 latency on the infrastructure services from 536ms to 150ms.

References

No references yet.

Education

  1. Kyoto University
    BSc, Computer Engineering
    2020 - 2024

Details

Compensation expectations
What they are targeting for their next role.
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Direct contact details
Direct email and a scheduling link.
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