Senior Software Engineer

Grab; Singapore; On-site; SGD 120,000 - 180,000; Full time

Benefits offered by this job

Term Life Insurance

Medical Insurance

GrabFlex benefits package

Parental leave

Birthday leave

LASA volunteering leave

Grabber Assistance Programme

FlexWork arrangements

Job summary

GrabX in Singapore is seeking a Senior Software Engineer to own building and maintaining critical systems for internal experimentation that power millions of users across the region. You will design scalable services, mentor juniors, and collaborate with product and design teams to deliver high-impact solutions while advancing our engineering standards and reliability.

You will drive technical decisions with data and experimentation, and contribute to incident response while staying current with

Qualifications

• 5+ years building production systems at scale.
• Strong fundamentals in system design and architecture.
• Proficiency in Go, Sparks, or Java and related frameworks.
• Experience with distributed systems and performance optimization.
• Experience with APIs and backend services.
• Security-first mindset and secure coding practices.

Responsibilities

• Design and build scalable, maintainable solutions that support platform growth and reliability.
• Deliver well-tested code and uphold engineering standards across the team.
• Collaborate with product, design, and backend teams to turn business needs into solutions.
• Improve system performance, reliability, observability, and engineering quality through optimization and refactoring.
• Contribute to technical design, architecture, and code reviews.
• Troubleshoot production issues and implement measures to strengthen system reliability.
• Mentor junior engineers through guidance and knowledge sharing.
• Use data and experimentation to improve technical decisions, customer experience, and business outcomes.
• Participate in on-call rotations and own incident response and resolution.
• Stay current with industry practices and technologies, bringing ideas to the team.

Skills

5+ years experience

Software engineering fundamentals

System design

Go/ Sparks/ Java

Distributed systems

APIs & backend services

Security-first design

Cross-functional collaboration

Data-informed development

CI/CD & cloud

Tools

AWS

GCP

Azure

CI/CD pipelines

Distributed tracing

Job 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.

Get to Know the Team

GrabX is the centralized platform for managing product configurations and running experiments at Grab. It allows users to control how products behave for different users, regions, and conditions without the need for code deployments. This flexibility ensures that product teams can iterate quickly and safely on configurations, enhancing the overall user experience. The platform is designed to accelerate Grab's product rollout velocity while maintaining positive benefits for consumers and ensuring that business performance remains unaffected. By decoupling configuration from code, GrabX empowers teams to make data-driven decisions and optimize product impacts through controlled experiments.

Get to Know the Role

We're looking for Senior Software Engineer to join our growing engineering team in Singapore. In this role, you'll take ownership of designing, building, and maintaining critical software systems that power our internal experimentation platform and serve millions of users across the region. You'll work on highly visible, business-critical features while collaborating with cross-functional teams to deliver innovative solutions that drive business impact. This is an opportunity to grow as a technical leader, mentor junior engineers, and shape the future of our engineering organization.

The Critical Tasks You Will Perform

• Design and build scalable, maintainable solutions that support platform growth and reliability
• Deliver well-tested code and uphold engineering standards across the team
• Collaborate with product, design, and backend teams to turn business needs into solutions
• Improve system performance, reliability, observability, and engineering quality through optimization and refactoring
• Contribute to technical design, architecture, and code reviews
• Troubleshoot production issues and implement measures to strengthen system reliability
• Mentor junior engineers through guidance and knowledge sharing
• Use data and experimentation to improve technical decisions, customer experience, and business outcomes
• Participate in on-call rotations and own incident response and resolution
• Stay current with industry practices and technologies, bringing ideas to the team

What Essential Skills You Will Need

• 5+ years of professional experience building production systems at scale
• Strong software engineering fundamentals, system design, architecture, and scalability expertise
• Proficiency in modern languages such as Go, Sparks, or Java, and relevant frameworks
• Experience building and maintaining complex distributed systems at scale
• Knowledge of performance optimization, reliability, testing, and debugging best practices
• Experience designing and integrating APIs and backend services
• Understanding of secure coding and security-first system design
• Solve ambiguous problems with pragmatic, high-quality solutions
• Strong collaboration skills in cross-functional teams
• Product mindset with a focus on user experience and customer needs
• Experience with experimentation, instrumentation, and data-informed development
• Familiarity with modern development tools, CI/CD, and cloud platforms such as AWS, GCP, or Azure
• Explain technical concepts to technical and non-technical stakeholders
• Experience mentoring junior engineers and supporting team development

Preferrable Skills

• Experience with database design and optimization, microservices, or containerization
• Background in payments, FinTech, authentication, or other high-trust products
• Contributions to open-source projects or technical thought leadership
• Experience with a relational database such as MySQL, PostgreSQL, or Oracle

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.