Senior Java Engineer

As a Senior Java Engineer at LoopMe, your main responsibilities will include developing and optimizing features for our high-load ad-serving applications. You'll be implementing complex targeting algorithms, improving system performance, and working on the backend for BI ad-hoc queries, all while collaborating with our skilled engineering team.

To apply for the Senior Java Engineer position at LoopMe, you should have at least 3 years of experience in engineering, with strong knowledge in Java and frameworks like Spring or Spring Boot. Familiarity with PostgreSQL, Linux shell, and Docker is also essential. Experience with concurrency, gRPC, RxJava, and Kafka would be considered a plus.

In the role of Senior Java Engineer at LoopMe, you will primarily work with technologies including Java, Postgres, Clickhouse, Kafka, and Docker. Familiarity with concepts such as concurrency and cloud infrastructure will help you excel in this position.

LoopMe offers an attractive benefits package for our Senior Java Engineer position that includes competitive compensation, flexible working hours, remote working options, annual performance bonuses, paid vacation, sick leave, and access to English classes, among others.

Absolutely! LoopMe encourages continuous learning and professional growth. As a Senior Java Engineer, you'll have the opportunity to work with advanced technologies, collaborate with top talent, and contribute to innovative projects, paving the way for career advancement within the company.

When answering this question, highlight your specific experience with Java, including projects you've worked on and technologies you've used. Emphasize your understanding of Java frameworks like Spring and how you've optimized applications in past roles.

Discuss specific techniques you’ve used to enhance performance, such as profiling applications to find bottlenecks, optimizing algorithms, and using caching effectively. Providing measurable outcomes from past projects will also strengthen your response.

In your answer, reference your past experience working with algorithms, discussing how you ensure smooth integrations, testing for performance and accuracy, and collaborating with data scientists to understand the requirements fully.

Talk about the databases you’ve worked with, how you’ve structured queries for data retrieval, and your approach to integrating databases into Java applications. Highlight any challenges you've faced and how you overcame them.

Explain how you leverage Docker for containerization, simplifying deployment processes, and ensuring consistency across environments. Share specific examples of how Docker has improved your workflow.

Discuss your systematic approach to debugging, including your experience with monitoring tools, logging, and your method for isolating issues in a high-load environment where performance is critical.

Provide a clear explanation of concurrency, discussing threads, synchronization, and any frameworks or libraries you've used. Concrete examples from your experience will make your response more impactful.

Detail your experience with Kafka, explaining its relevance to message streaming in your projects and how it has helped in maintaining high throughput while managing real-time data.

Select a project that showcases your problem-solving skills, teamwork, and ability to manage stress. Describe the context, the challenges faced, and the specific actions you took to resolve issues.

Here, convey your enthusiasm for LoopMe's mission, values, and the innovative work being done in advertising technology. Relate your career goals to the opportunities available at LoopMe, showcasing a genuine interest in contributing to their projects.