Junior Software Engineer (Backend) - Core

Flip; Jakarta Selatan; On-site; IDR 332.889.000 - 499.335.000; Full time

Job summary

A financial technology company in Indonesia is looking for Junior Software Engineers (Backend) to join their Core Payment Platform team. The role involves building and maintaining scalable backend services primarily in Go. Ideal candidates have programming experience, knowledge of computer science fundamentals, and a willingness to learn. Competitive career growth and fair rewards are part of the company culture.

Benefits

Learning from experienced engineers

Supportive and collaborative environment

Fair rewards and clear goals

Qualifications

• Basic programming experience, Go is a strong plus.
• Understanding of core computer science concepts.
• Willingness to learn new tools quickly.
• Good problem-solving and communication skills.

Responsibilities

• Work with senior engineers on backend services.
• Write clear and efficient code in Go.
• Review code and provide feedback.
• Collaborate with cross-functional teams.
• Help resolve production issues.

Skills

Basic programming experience in any backend language

Understanding of data structures, algorithms, OOP

Good problem-solving mindset

Strong communication skills

Alignment with fairness and respect values

Tools

Go

PostgreSQL

Redis

Google Cloud Platform

Job description

Overview

We’re hiring Junior Software Engineers (Backend) to join the Core Payment Platform team at Flip. If you’re passionate about building reliable systems, eager to learn, and excited to work on products that impact millions of Indonesians, this is your chance.

About Core Payment Platform

As part of the Payment Platform group, our team builds and maintains the critical services that power Flip’s ecosystem. We run over 20 projects that are essential for all business verticals, from money transfers to financial products. Our current mission is to break down Flip’s monolith service and set new engineering standards across the company. This is a rare opportunity to work on systems at scale, while learning modern backend practices in a supportive environment.

We primarily use Go for our backend services, with PostgreSQL and Redis as our main data stores. Depending on the project, we use a mix of in-house tools and Google Cloud Platform services.

About Flip

Flip was founded in 2015 by three friends from Universitas Indonesia — Rafi, Luqman, and Anjar — with the goal of making money transfers fairer for Indonesians. Today, millions of individuals and businesses trust Flip to send trillions of rupiah across banks every year.

We’re backed by leading investors such as Sequoia India, Insight Partners, and Insignia, and our mission is simple: to give Indonesians access to one of the most progressive and fairest financial services in the world.

At Flip, we always strive to provide the fairest place for you to work, learn, and grow with talented and fun people in various opportunities to advance your career and get fair rewards. We believe that we have to treat employees, customers, and all stakeholders fairly and respectfully. Fair treatment for employees means we establish clear goals, facilitate our employees to achieve them, and value their contribution to the company with equitable benefits.

What you’ll do

• Work with senior engineers to build and maintain backend services used across Flip’s ecosystem.
• Write clear, tested, and efficient code, mainly in Go.
• Review and learn from code written by peers and provide constructive feedback.
• Collaborate cross-functionally with product managers, designers, and other engineers to deliver reliable features.
• Help troubleshoot and resolve production issues under guidance.

What you’ll need

• Basic programming experience in any backend language (Go experience is a strong plus).
• Understanding of core computer science concepts: data structures, algorithms, OOP, and clean code principles.
• Willingness to learn new tools and technologies quickly.
• Good problem-solving mindset and eagerness to grow.
• Strong communication skills and ability to collaborate in a team.
• Alignment with Flip’s values of fairness, respect, and continuous learning.

Why join Flip?

• Learn directly from experienced engineers working on large-scale systems.
• Be part of a mission-driven company making finance fairer in Indonesia.
• Grow your career in a supportive and collaborative environment.
• Enjoy fair rewards, clear goals, and recognition for your contributions.