Web Backend Engineer

A Global IT Service  is looking for a Web Backend Engineer.

Responsibilities:
- Design and develop scalable, high-availability backend systems using Java and Spring Boot to support a large-scale e-book platform
- Lead the architecture and implementation of new backend features while driving system refactoring and long-term architectural improvements
- Build and maintain integrations with key services across the ecosystem, including payment systems, authentication services, and loyalty platforms
- Develop and optimize in-house middleware that powers core e-book store functionality and supports diverse digital content formats
- Design, manage, and optimize databases using Oracle and PostgreSQL, ensuring high performance, data integrity, and scalability
- Analyze and resolve complex technical challenges in a high-traffic production environment to maintain stable system operations
- Conduct code reviews and promote engineering best practices including clean architecture, automated testing, and continuous improvement
- Collaborate within an Agile/Scrum development process, participating in sprint planning, daily standups, reviews, and retrospectives
- Work closely with product owners and cross-functional teams to translate business requirements into robust technical solutions
- Collaborate with global engineering teams across multiple regions to share knowledge, align on technical strategy, and deliver high-quality services

Required skills:
- 5+ years of practical experience as a Backend Engineer (Intermediate to Senior level)
- Solid knowledge of Java programming, with a deep understanding of object-oriented programming (OOP) principles and familiarity with core Java APIs
- High level of knowledge and experience with Spring Boot, capable of independently setting up, developing, and deploying Spring Boot applications
- Expertise in SQL, able to write complex queries, optimize SQL statements, and deep knowledge of relational databases (e.g., Oracle/PostgreSQL)
- Strong command of mainstream ORM frameworks such as MyBatis or Hibernate/JPA, capable of efficiently performing data CURD operations
- Familiarity with RESTful API design principles and best practices, able to design and implement clear and standardized interfaces
- Practical knowledge of containerization technologies like Docker and Kubernetes

Why You Should Apply:
- Great opportunity to be able to work for well-established company
- Cross-departmental communication is possible in an international environment
- Meals in the company cafeteria are free. Our chefs are always coming up with new menu items!


Company Details: 
A global company with a strong presence in multiple business areas. It has achieved sustained growth both domestically and internationally, including in the U.S. and Europe. The company boasts a diverse and international environment and is committed to equal opportunity, offering a wealth of career opportunities. Due to the diverse nature of our business, we handle a wide range of technologies! You can also choose the environment you are most comfortable with, such as Windows/Mac! Meals in the company cafeteria are also free. Our chefs are always coming up with new menu items, so you can enjoy your meal without getting bored!

Working hours: 9:00 - 17:30 (Mon-Fri)
Working Style: Hybrid (4 days in office, 1 day work from home)
Holidays: Saturday, Sunday, and National Holidays, Year-end and New Year Holidays, Paid Holidays, Other Special Holidays
Services/Benefits:  Social insurance, Pension Plan, Transportation Fee, Free Cantine, Casual clothes and more
Interview Process: 3-4