Principal Software Engineer - Payments

Principal/Staff Software Engineer - Payments & API


Xendit is an Indonesian fintech company that provides payment infrastructure across Indonesia. Xendit processes payments, runs marketplaces, disburses payroll and loans, detects fraud and helps other businesses grow exponentially. We serve these companies by providing a suite of world-class APIs and a dashboard UI that simplifies processes. 

Our main focus is to build the most advanced payments infrastructure in Southeast Asia, with a clear goal in mind — to make payments simple, secure, and accessible for everyone. We currently serve customers ranging from local SMEs to some of Indonesia’s largest startups and multinational enterprises. We process millions of transactions monthly, growing 25% month on month for the last 2 years. We are trusted and backed by some of the largest VCs in the world, who invested in Facebook, Slack, Twitch and Grab, and are alumni of the prestigious YCombinator (S15).

Mission

Help us deliver quality software that our users love

Responsibilities

  • Develop our payments products and our API using the best practices in modern API development
  • Improve our payments and API  infrastructure to ensure reliability, scalability, and security
  • Evangelize best practices across the engineering org 
  • Train and up-skill engineers on a day-to-day basis
  • Do whatever it takes to make Xendit succeed

You may be a good fit if

  • Successful track record of developing quality software products and shipping production-ready software
  • JavaScript expertise, and a familiarity with TypeScript
  • Strong knowledge of REST and pub/sub design patterns
  • Experience with relational and NoSQL database schema design and query optimization
  • Experience with unit, integration, and E2E test frameworks such as jest, mocha, supertest, and cucumber
  • Ability to mentor and level up other software engineers on your team
  • Experience with Scrum/Agile development methodologies
  • Ability to break down complex product requirements into well-groomed user stories
  • Experience working with bank, e-wallet, retail outlet, credit/debt card, and/or e-commerce payment systems and APIs
  • Familiarity with containerization, including docker and kubernetes
  • Proficiency with Golang
  • Ability to architect distributed systems on cloud computing platforms such as AWS, GCP, or AliCloud (including serverless approaches)
  • Ability to guide a team through refactoring high-throughput legacy code

What we care about

  • Solve for the customer first: You build what customers want.  You think about what is right for customers, not what is easiest for you
  • Demonstrate mastery of honey badgery: You make ambitious goals. Then execute…no matter what stands in the way.  When knocked down, you get up
  • Take on challenges willingly and can be trusted to execute: You can be trusted to get things done right the first time quickly.  You hit your deadlines
  • You’re like us: You smile a lot, think work is fun and don’t take yourself too seriously. You measure yourself against the best and believe feedback is the breakfast of champions.  You follow the golden rule
  • You’re remarkable: People naturally talk about how awesome you are.  If we can’t find someone who raves about you then it’s unlikely we will too


About Xendit

  • Growing 25% month on month: We are one of the fastest growing companies in Southeast Asia and have done so for the last two years.  We process close to 1b USD annually in payments by providing simple APIs for payments on a modern tech stack
  • YCombinator Batch S15: YC is the best incubator in the world, producing Airbnb and Dropbox; 120 companies out of 6,000 applications get in Funded by investors behind Facebook, Slack, Kaokao, Path, Twitch, Grab, Tokopedia

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