[LINE Pay] Backend Software Engineer (Java) - Korea Based
LINE MAN Wongnai2 months ago
Remote, South Africa or Seoul, Korea, SouthMid Level
Responsibilities
- Design and optimize the LINE Pay core using Java, Spring, and distributed systems.
- Develop payment features for Thai users and businesses.
- Design technical solutions that comply with Thai financial regulations.
- Build stable processing for large transaction volumes through clean code and thorough testing.
- Design and implement RESTful APIs and contribute to solving Thai fintech market challenges.
Requirements
- At least 4 years of experience as a server developer.
- Proficiency in the Java ecosystem, including Java 8 or higher and the Spring Framework.
- Deep design knowledge and experience with relational databases and SQL.
- Strong understanding of data structures, algorithms, operating systems, and networking.
- Experience designing and implementing RESTful APIs.
- Familiarity with writing unit tests and integration tests.
- Strong problem-solving, adaptability, teamwork, and proactive leadership skills.
- No restrictions on overseas travel.
- Preferred: finance or fintech experience, payment or settlement systems development, security knowledge, English communication skills, high-traffic service experience, and experience with Redis, MongoDB, HBase, or Elasticsearch.
About LINE MAN Wongnai
LINE MAN Wongnai builds Thailand’s on-demand delivery and lifestyle e-commerce platforms, operating the LINE MAN food delivery app and the Wongnai restaurant discovery service, plus merchant tools such as POS and advertising. It serves consumers, riders, and local restaurants nationwide, monetizing through delivery commissions, fees, and merchant services. Founded in 2020 and headquartered in Bangkok, the privately held company combines LINE MAN and Wongnai to serve Thailand’s local business ecosystem.