Senior Software Engineer, Fulfillment

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
The Fulfillment Tech family is a cornerstone of enabling Southeast Asia's businesses and marketplaces to thrive through Grab's innovative platform. We tackle complex engineering challenges, designing high-throughput real-time distributed systems that handle hundreds of millions of requests daily using advanced software techniques.

Fulfillment's Test Automation team focuses on ensuring our applications are robust, stable, and continually improving. We specialize in empowering engineers to adopt best practices in automated testing, replacing manual tests where possible.

Get to Know the Role
As a Senior Software Engineer, you will collaborate deeply within our community of developers while guiding other engineers in strengthening their test automation competencies across backend, fullstack, and mobile domains.

Reporting to the Software Engineering Manager II, Test Automation, you will lead programs to improve automated testing methodologies for both backend services and frontend applications. You'll help ensure systems are reliable, scalable, and meet both technical and user expectations. Guiding other engineers through automation practices and innovations will be important in your daily role. You will be fully onsite, working from our Petaling Jaya office in Malaysia

The Critical Tasks You Will Perform

• Design and implement automated testing frameworks, scripting tests that validate end-to-end performance and functionality for backend services and frontend applications.
• Evaluate and refine testing tools and processes, identifying opportunities to enhance functional, security, and performance testing.
• Optimize test data, scenarios, and cases for clearer insights and broader coverage while pinpointing defects and maintaining system reliability.
• Collaborate with developers and product teams to embed automated testing strategies that improve the quality of deliverables and meet technical standards.
• Provide training and mentorship to teams in adopting and scaling automation practices for testing across backend, mobile, and fullstack solutions.
• Lead simulation testing that handles high traffic or variable loads to measure system stability and response times.
• Advocate for product quality by interpreting user needs and mapping test designs to real-world scenarios.

Qualifications
What Essential Skills You Will Need

• 3 years+ of experience creating and scaling automation test suites for backend and frontend systems, using frameworks such as Selenium, Cucumber, Appium, Go Test, or comparable tools.
• Proficiency in designing and writing test scripts in languages like Python, Golang, or Java and debugging automated testing systems.
• Strong ability to develop structured testing plans including scenarios for functionality, system performance, and security validations.
• Knowledge of stress testing tools or simulation tests for system stability under varying traffic conditions.
• Familiarity with backend, mobile, and frontend testing paradigms that support multiple engineering scopes.
• Experience training engineers in automated testing frameworks, ensuring adherence to best practices for system efficiency and reliability.
• Exposure to AI-powered tools and latest technologies, leveraging them to improve automation workflows.

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 provides equal opportunity for Grabbers to grow and perform at their best. We consider all candidates fairly and equally regardless of nationality, ethnicity, race, religion, age, gender, family commitments, physical and mental impairments or disabilities, and other attributes that make them unique.