JASON |
Neoh Teng Sern

fullstack developer, engineering manager

Contact

• Email: neohtengsern@gmail.com
• LinkedIn: jsonobject
• Website: https://devs.to
• Region: Puchong, Selangor

Experience

KasagiLabo

Anime, Social

Positions

• Backend Lead 06/2025 - current

Job Description

• Define technical strategy for backend, data infrastructure, and cost optimization
• Drive AI-first development transformation across engineering lifecycle
• Balance strategic trade-offs between startup velocity and long-term maintainability

AirAsia

Travel, Aviation & E-Commerce

Positions

• Engineering Manager 01/2023 ~ 06/2025
• Tech Lead 01/2022 ~ 12/2023
• Senior Software Engineer 01/2021 ~ 12/2022
• Software Engineer 2 05/2020 ~ 12/2020

Job Description

Involvement from 2020 to 2022 (as SE2 / SSE)

• AirAsia Login — backend services for customer authentication; resolved Redis session bottleneck and encryption misuse
• AirAsia Chat — profiles API, automated flight update notifications
• Centralised Notification — proxy and adapter service for sendgrid, twilio, firebase integrations
• Led a team of 4 engineers

Involvement from 2022 (as TL / EM)

• Strategic Leadership — quarterly planning with executive leadership; managed 6 product lines with ROI-based prioritization; led vendor-to-internal capability transformation
• Team & Stakeholder Management — directed 35 engineers across Malaysia and Philippines; collaborated with C-level on roadmap alignment
• Organizational Capability — established DevOps/SRE culture; stabilised vendor infra from weekly firefighting within 1 quarter
• Strategic Impact — transport allocation engine increased sales by 25%; reduced infra cost by 99%; led complete ecommerce modernization in 2 months

Compass Interactive

Digital Marketing Agency

Positions

• Tech Lead 04/2017 ~ 04/2020
• Web Development Manager 10/2015 ~ 03/2017
• Senior Developer 02/2015 ~ 10/2015

Job Description

• Expanded team to 10 developers; doubled projects and clients
• Introduced Git, GitLab, CI/CD with Docker, migrated to VPS, switched team to Linux/Mac
• Enforced coding standards and team salary planning

StackIdeas

Joomla Extensions Development

Positions

• Senior Developer 01/2012 ~ 01/2015

Job Description

Lead developer on a new project; international webinar and public presentation at Joomla Day Bangkok. Handled hiring, mentoring juniors, and project management.

Cardos

System Vendor

Positions

• System Engineer 01/2011 ~ 12/2011

Job Description

Maintained software and hardware infrastructure for Osram — Oracle DB, PHP/Ruby applications, Windows servers, change request paperwork, executive training. Managed 2 technicians.

Education

• Bachelor Degree in Electronics Engineering (year 2010) — UTAR @ PJ
• SPM (year 2005) — Chung Ling High School @ Penang

Skills

• General: TypeScript, JavaScript
• Frontend: VueJS, ReactJS, Pug, SASS
• Backend: NodeJS, PHP
• Database: RDBMS (MySQL, PostgreSQL), NoSQL (Mongo, Firestore, Redis)
• Servers/Systems: Apache, Nginx, Linux
• Cloud: Kubernetes, GCP, Cloud VPS

Languages

• English
• Mandarin
• Bahasa Malaysia