Java Developer (Middle/Senior)

Job Description
ABOUT THE JOB
Develop and maintain Java-based web applications and APIs for a large-scale card application system.
Design and implement scalable, secure, and high-performance solutions following software engineering best practices.
Participate in the development and operation of large-scale enterprise systems, ensuring stability, reliability, and scalability.
Write clean, maintainable, and well-documented code.
Collaborate with cross-functional teams, including Frontend developers, to deliver high-quality software solutions.
Design, maintain, and optimize database queries, particularly with Oracle SQL, to ensure data integrity and performance.
Implement unit testing using JUnit and mocking frameworks to ensure code quality and application reliability.
Troubleshoot, debug, and resolve application issues in a timely manner.
Utilize source control and defect tracking tools to support efficient development workflows.
Continuously improve application performance, code quality, and development efficiency.
About You
Bachelor's degree in Computer Science, Information Technology, or a related field.
Middle level: 3-4 years of experience; Senior 5-7 years of experience in Java Web/API development.
Strong hands-on experience with Java Spring Boot or Java Web and Enterprise Java (Java EE) technologies.
Solid knowledge of SQL, particularly Oracle databases, including query writing and performance optimization.
Experience developing and maintaining large-scale enterprise applications, especially systems with high requirements for stability, reliability, and scalability.
Hands-on experience with unit testing frameworks such as JUnit and mocking frameworks.
Familiarity with source control systems and defect tracking tools.
Good English communication skills and the ability to collaborate effectively with cross-functional teams.
Strong problem-solving skills, ownership, and the ability to work independently.
Experience with JSF, microservices architecture, or cloud computing is a plus.
Basic knowledge of [protected info] is an advantage to facilitate collaboration with Frontend teams; direct [protected info] development experience is not required.
Previous experience as a Tech Lead or Team Leader is a plus.
Experience in financial services, banking, or credit card systems is an advantage.
WHY AMARIS?
Competitive salary and 13th-month salary
14+ annual leaves per year
Premium healthcare insurance, starting from your probation period
Project reviews and yearly performance appraisals
Annual company trips
Teambuilding activities: Team lunch/dinner, events, and celebrations, sports clubs (football, yoga, badminton, etc.)
International team with flexible working time
Tailor-made career path
Technical workshops and training courses
Mobility: Opportunities to be on-site abroad in our offices in over 60+ countries
Equal Opportunity
Amaris Consulting is proud to be an equal opportunity workplace. We are committed to promoting diversity within the workforce and creating an inclusive working environment. For this purpose, we welcome applications from all qualified candidates regardless of gender, sexual orientation, race, ethnicity, beliefs, age, marital status, disability, or other characteristics.
Who are we?
Amaris Consulting, part of Mantu is an independent technology consulting firm providing guidance and solutions to businesses. With more than 1,000 clients across the globe, we have been rolling out solutions in major projects for over a decade - this is made possible by an international team of 7,600 people spread across 5 continents and more than 60 countries. Our solutions focus on four different Business Lines: Information System & Digital, Telecom, Life Sciences and Engineering.
We're focused on building and nurturing a top talent community where all our team members can achieve their full potential. Amaris is your steppingstone to cross rivers of change, meet challenges and achieve all your projects with success.
At Amaris, we strive to provide our candidates with the best possible recruitment experience. We like to get to know our candidates, challenge them, and be able to give them proper feedback as quickly as possible. Here's what our recruitment process looks like:
Brief Call: Our process typically begins with a brief virtual/phone conversation to get to know you! The objective? Learn about you, understand your motivations, and make sure we have the right job for you!
Interviews (the average number of interviews is 3 - the number may vary depending on the level of seniority required for the position). During the interviews, you will meet people from our team: your line manager of course, but also other people related to your future role. We will talk in depth about you, your experience, and skills, but also about the position and what will be expected of you.
Of course, you will also get to know Amaris: our culture, our roots, our teams, and your career opportunities!
Case study: Depending on the position, we may ask you to take a test. This could be a role play, a technical assessment, a problem-solving scenario, etc.
As you know, every person is different and so is every role in a company. That is why we have to adapt accordingly, and the process may differ slightly at times. However, please know that we always put ourselves in the candidate's shoes to ensure they have the best possible experience.
We look forward to meeting you!