Senior Backend Developer (Golang & NodeJS)

About Us
Live Payments is one of Australia&039;s leading payment service providers, servicing thousands of businesses across Australia. We continue to innovate our payment solutions and expand our product offering alongside our industry leading strategic partners, including Qantas Loyalty and Prospa.
Live Payments is seeking an experienced Senior Backend Developer to join our growing/ multi- national team. Reporting directly to our Vietnam- based Team Lead, the Backend Developer will work closely with the development team to design and build applications for our growing product portfolios.
Key Responsibilities

Design and maintain scalable microservices capable of handling high transaction volumes
Conduct code reviews with a strong focus on performance, security, and reliability
Participate in architecture and performance design reviews
Ensure idempotency, consistency, and fault tolerance across processing flows
Work closely with DevOps teams to improve observability, monitoring, and alerting
Build and maintain high- performance APIs with strict performance and reliability requirements
Design and implement high- throughput, low- latency backend services using Node.js and Golang
Implement robust error handling, retry strategies, and reconciliation processes

Required Skills

Solid experience with performance profiling and optimisation
Understanding of distributed systems concepts (timeouts, retries, circuit breakers, idempotency)
Experience with relational databases (PostgreSQL/MySQL/SQL Server) and transactional data modelling
Proven experience building high- performance or high- traffic systems
Strong backend development experience with Node.js and Golang
Infrastructure- as- Code experience (Terraform, CloudFormation, etc.)
Familiarity with security best practices for backend systems
Strong knowledge of RESTful API, socket protocol, design and backend architecture
Deep understanding of concurrency, asynchronous programming, and multithreading

Desirable Skills

Design systems that operate reliably across multiple cloud providers (e.g. AWS, GCP, Azure)
Experience working on payment gateways, fintech, or financial systems
Optimise system performance across CPU, memory, I/O, and network latency
Knowledge of AS2805, ISO 8583, ISO 20022 or equivalent payment message formats.
Knowledge of PCI DSS or payment security standards
Knowledge of rate limiting, throttling, and traffic shaping
Experience handling peak traffic, failover, and disaster recovery

Regular team dinners & team building activities
Annual health check- ups & vaccinations
Biannual performance reviews to support your career growth
International, dynamic & friendly working environment
Full salary during probation period
Social insurance contributions based on full salary, in accordance with Vietnam Labor Law.
Free parking, coffee, snacks, and more
Personal learning & career development allowance (15.6 million VND/year)
Clear and attractive career path opportunities
Generous leave: 14 annual leave days, 5 sick leave days, 3 conference leave days, and 1 birthday leave day per year
Company laptop provided
13th month salary & performance bonus
Comprehensive health scheme (6.2 million VND/year)
Premium health insurance (covering spouse & children)

Cập nhật gần nhất lúc: 2026-03-01 01:00:04