Lead Software Engineer, Backend - Merchant Experience


Jakarta, Indonesia


Platforms & eCommerce / Software Development

Jun 8

Job Description:

Get to know Merchant Experience Tech Family:

At Merchant Experience (Mex) our goal is to make merchants happy, and help them thrive in their business. We support all merchants, between tiny merchants (like a warung or hawker) and big, international franchises. Merchants have a lot of different businesses: restaurants, supermarkets, fashion, online stores, people who sell on social media, and many more. We level the playing field between tiny merchants and big merchants by giving them the same tools to grow their business, to attract customers, to become more efficient and be able to concentrate on what they do best inside one GrabMerchant Super App and Portal. If you go to a restaurant, chances are high you have seen some of the products of our team already.

We have millions of very different merchant end-users who earn money in Southeast Asia that use our tools: cashiers, store owners, managers, merchant back office for marketing, and reporting. Stability, quality and innovation to engage more customers are the most important qualities for them running their business. Our tools collect and analyze billions of transactions every month that lead to merchant insights on how they can improve their business.

We are a distributed team with two thirds in Indonesia, and third in Singapore. Our communication is in English, both in spoken and written form. Our team has direct end-user contact, and impact on the bottom line for merchants and thus, Grab

Get to know the role:

We are seeking talented & passionate Engineers to join our team, you will have opportunities to work on multiple backend services as well as participating in merchant immersions, talking directly to the end-users, identifying their challenges and how we can help them in their work life. It is very important that our team members take initiatives to identify problems, and have the right mindset and skill sets to solve them.

The Day-to-Day Activities:

You define, plan, and execute complex and impactful projects that cut across your department. You can effectively communicate your ideas to your stakeholders, gather feedback/improvements, and drive for alignment. You have broad cross-department awareness, which results in collaborative efforts that remove redundancy and create reusable and extensible solutions. You proactively look for opportunities to remediate tooling and process gaps.

You are the PIC for a large project or multiple smaller projects and also proactively look for ways to help your team in accelerating their work through writing code, tests, or execution plans. You leave a codebase cleaner, more scalable, more reliable, and more secure than you found them. Your peers recognize you for your high quality, insightful, and timely review of RFC, code, and problem-solving abilities. You coach and mentor less experienced engineers and help them grow in their careers.

The must haves:

  • This is an individual contributor (IC) role, not an engineering manager role.
  • A degree in Computer Science, Software Engineering, Information Technology or equivalent experience
  • 8+ years of experience in software engineering in a distributed systems environment
  • Strong Computer Science fundamentals in algorithms and data structures
  • Familiarity with running large scale web services; understanding of systems internals and networking are a plus
  • Strong understanding of system performance and scaling
  • Possess excellent communication, sharp analytical abilities with proven design skills, able to think critically of the current system in terms of growth and stability
  • You can be a good coder in any language (C++, C, Java, Scala, Rust, Haskell, OCaml, Erlang, Python, Ruby, PHP, Node.JS, C# etc.), but willing to work on Golang

Tech Stack:

Our core services use Golang, Redis, MySQL, DynamoDB, Elasticsearch, Scylla. They all run on the AWS cloud infrastructure with auto-scaling abilities.

Our Merchant mobile super app is exclusively written in Flutter, and only uses native when needed, e.g. for code that is closer to hardware like printer drivers for merchants. Our portal is built on Golang and React. The system design of app and portal supports hundreds of software engineers collaborating without creating unnecessary dependencies.

Our Commitment

We are committed to building diverse teams and creating an inclusive workplace that enables all Grabbers to perform at their best, regardless of nationality, ethnicity, religion, age, gender identity or sexual orientation and other attributes that make each Grabber unique.

About Grab

Grab is the leading superapp platform in Southeast Asia, providing everyday services that matter to consumers. Today, the Grab app has been downloaded onto millions of mobile devices, giving users access to over 9 million drivers, merchants, and agents. Grab offers a wide range of on-demand services in the region, including mobility, food, package and grocery delivery services, mobile payments, and financial services across 428 cities in eight countries.

Join us today to drive Southeast Asia forward, together.

Apply Back to job

You must be logged in to to apply to this job.


Your application has been successfully submitted.

Please fix the errors below and resubmit.

Something went wrong. Please try again later or contact us.

Personal Information


View resume



Drive Southeast Asia Forward with us