Senior Software Engineer, Backend (Payments)

Rocket Lab; Singapore; On-site; SGD 70,000 - 120,000; Full time

Job summary

A leading company specializing in innovative technology solutions is seeking a Senior Software Engineer to enhance its payment services. You will engage in building scalable micro-service clusters and pioneering system architectures while working with cutting-edge AI tools. This position offers a dynamic environment to improve and optimize distributed systems, making a significant impact on users.

Benefits

Term Life Insurance

Comprehensive Medical Insurance

Parental and Birthday leave

Volunteering leave

FlexWork arrangements with differentiated hours

Qualifications

• 5+ years of experience in software engineering within distributed systems.
• Proficient in Golang is a plus.
• Strong fundamentals in algorithms and data structures.

Responsibilities

• Build and maintain scalable payment services using Go.
• Design and implement robust system architectures.
• Analyze, debug, and fix complex production issues.

Skills

Algorithms

Data Structures

System Performance

Optimization

Scalability Principles

Programming

Education

Bachelor's degree in Computer Science

Bachelor's degree in Software Engineering

Bachelor's degree in Information Technology

Job description

Company Description

About Grab and Our Workplace

Grab is Southeast Asia's leading superapp. From getting your favourite meals delivered to helping you manage your finances and getting around town hassle-free, we've got your back with everything. In Grab, purpose gives us joy and habits build excellence, while harnessing the power of Technology and AI to deliver the mission of driving Southeast Asia forward by economically empowering everyone, with heart, hunger, honour, and humility.

Job Description

Get to Know the Team

More than 6 in 10 Southeast Asians are unbanked or underbanked today. GrabFin aims to change that by empowering everyone with simple, transparent, and flexible financial products. Some of our products & services include eWallet, lending, insurance, payments backbone & infrastructure, risk & compliance, rewards points & loyalty program.

Get to Know the Role

As the Senior Software Engineer, you will have opportunities to work on multiple backend micro-service clusters. It is very important that our team members to identify problems, and have the right mindset and skill sets to solve them.

You will report to the Engineering Manager.

This position will be onsite at Grab office.

The Critical Tasks You Will Perform

The day-to-day activities:

• Build and maintain scalable, efficient, and low-latency payment services using Go
• Design and implement robust system architectures for high availability and performance

• Use AI tools like Cursor to enhance code quality, increase automation, and improve testing coverage and developer efficience
• Partner with engineering, infrastructure, product, and experience teams to define, prototype, and deliver scalable features
• Participate in code and design reviews to uphold engineering best practices
• Conduct service capacity planning, software performance tuning, and system optimization
• Analyze, debug, and fix complex production issues in large-scale distributed systems
• Continuously learn and apply full-stack performance tuning techniques

Qualifications

What Essential Skills You Will Need

• Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field
• 5+ years of experience in software engineering within distributed systems environments
• Strong computer science fundamentals, particularly in algorithms and data structures
• Familiar with running large-scale web services; understanding of systems internals and networking
• Solid grasp of system performance, optimization, and scalability principles
• Proficient in at least one programming languages but experienced with Golang is a plus
• Proven design skills with the ability to evaluate and improve system stability and scalability

Additional Information

Life at Grab

We care about your well-being at Grab, here are some of the global benefits we offer:

• We have your back with Term Life Insurance and comprehensive Medical Insurance.
• With GrabFlex, create a benefits package that suits your needs and aspirations.
• Celebrate moments that matter in life with loved ones through Parental and Birthday leave, and give back to your communities through Love-all-Serve-all (LASA) volunteering leave
• We have a confidential Grabber Assistance Programme to guide and uplift you and your loved ones through life's challenges.
• Balancing personal commitments and life's demands are made easier with our FlexWork arrangements such as differentiated hours

What We Stand For at Grab

We are committed to building an inclusive and equitable workplace that enables diverse Grabbers to grow and perform at their best. As an equal opportunity employer, we consider all candidates fairly and equally regardless of nationality, ethnicity, religion, age, gender identity, sexual orientation, family commitments, physical and mental impairments or disabilities, and other attributes that make them unique.