Principal Java Engineer

Razer Inc.

Principal Java Engineer leading backend system development for Razer Gold. Collaborating with cross-functional teams to modernize and enhance payment systems.

Posted 6/23/2026full-timeShanghai • 🇨🇳 ChinaLeadWebsite

Tech Stack

Tools & technologies

AWSCloudJavaMS SQL ServerPostgresSQL

About the role

Key responsibilities & impact

Lead the overall backend system development for Razer Gold
Play a key role in the Razer Gold Engineering team
Report to the Head of Software Engineering in Razer Gold
Work closely with other engineering functions, product managers and various business stakeholders
Proactively drive the design and implementation of the Razer Gold payment system
Engage with Product and various partner teams for business and technical requirements
Drive the review of the technical design and implementation of the team
Lead the team to tackle challenging technical issues
Help the team to grow and prepare for foreseeable technical challenges
Set an example by building high-quality code with unit test and automation test
Stay on top of any critical issues and drive to the finish line
Lead the team to migrate the existing system to a new tech stack

Requirements

What you’ll need

BA/BS in Computer Science, Math, Physics, or other technical fields
8+ years of experience in E-Commerce Java based core system design and implementation
Experience in payment systems including online payment processing, transaction lifecycle management, and reconciliation is a huge plus
Experience in building highly scalable, high availability online system is a huge plus
Experience in .Net system is a plus
Experience in DB system, especially Microsoft SQL Server and PostgreSQL
Experience with at least one of major public cloud services, especially AWS
Hands-on experience integrating with Payment Service Providers (PSPs) such as Adyen, Stripe, Braintree, PayPal, or regional PSPs (Alipay, WeChat Pay, etc.)
Strong understanding of payment gateway integration, acquiring bank flows, and settlement processes
Familiarity with payment industry standards and compliance requirements, including PCI DSS, 3DS/3DS2, and tokenization
Experience with fraud detection mechanisms and risk management in payment systems is a plus.

Benefits

Comp & perks

Unique gamer-centric experience
Accelerated growth opportunities

ATS Keywords

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Hard Skills & Tools

JavaE-Commerce system designpayment systemsonline payment processingtransaction lifecycle managementMicrosoft SQL ServerPostgreSQL.NetAWSfraud detection mechanisms

Soft Skills

leadershipteam collaborationproblem-solvingcommunicationproactive drivingtechnical design reviewmentoringquality code developmentissue resolutionadaptability