TJ Tech

Overview of job

About TJTECH 

TJTECH is a fast-scaling fintech company building AI-driven trading and broker infrastructure across Vietnam, Singapore, and Japan. 

We operate: 

• Real-money B2C trading platforms 
• B2B broker infrastructure (MT4/MT5, liquidity, risk systems) 
• High-availability real-time trading systems You will lead the stability, scalability, and security of live trading infrastructure serving international brokers and retail traders.

Role Overview 

We are seeking a Senior DevOps Engineer who will take ownership of mission-critical trading infrastructure. 

This is not a maintenance role. 

This is a leadership role responsible for: 

• Production reliability 
• Infrastructure architecture decisions 
• Incident command 
• DevOps process maturity 

You will work closely with CTO-level stakeholders and product leadership.

Key Responsibilities 

• Architect and operate high-availability AWS infrastructure 
• Own Kubernetes cluster architecture and optimization 
• Lead CI/CD architecture and GitOps implementation 
• Ensure uptime and reliability of MT4/MT5 trading platforms 
• Design scalable monitoring and alerting systems 
• Drive incident response and root-cause analysis 
• Implement infrastructure-as-code practices 
• Strengthen system security and access controls 
• Mentor junior DevOps engineers

• Salary: 3,000 – 3,500 USD (based on experience) 
• 13th month salary 
• 100% salary during 2-month probation 
• Annual performance review 
• HMO coverage 
• Visa/work permit support 
• Direct impact on fintech infrastructure across multiple countries