Software Java Engineer - Contacts

As a Software Java Engineer at Sinch, you'll engage in the entire software development lifecycle, including planning, design, implementation, deployment, and maintenance of Contacts services. Your primary responsibilities will include developing scalable microservices, optimizing backend performance, and collaborating with cross-functional teams to deliver high-quality features aligned with business goals.

To qualify as a Software Java Engineer at Sinch, you should have 3-5 years of backend development experience with a strong focus on Java and a solid understanding of microservices architecture. Familiarity with non-relational databases, especially MongoDB, and experience with RESTful API design are essential. Problem-solving skills and an ability to work within a collaborative team environment are also important.

At Sinch, we foster a culture of continuous learning and development. Software Java Engineers are encouraged to engage in code reviews, participate in technical discussions, and pursue personal growth. Our team's collaborative environment provides ample opportunities to learn from peers and enhance technical skills, empowering engineers to thrive in their roles.

As a Software Java Engineer at Sinch, you'll work on innovative projects within our Customer Communications Cloud. You'll develop and scale Contacts services, optimize messaging pipelines, enhance APIs, and contribute to event-driven architectures, ensuring our clients can connect with their customers reliably and securely.

Sinch's hiring process for a Software Java Engineer involves structured, competency-based interviews to assess skills and experience relevant to the role. Occasionally, a data-driven assessment may be conducted to enhance the recruitment success. The process focuses on ensuring a fair and inclusive experience, encouraging candidates to engage in dialogue throughout.

When asked about your experience with Java and microservices, focus on specific projects where you've successfully developed and deployed microservices using Java. Highlight any frameworks you've used, challenges you faced, and how you optimized the performance of those services.

In your response, outline your methodology for identifying performance bottlenecks in backend services. Discuss the tools you use for monitoring and analyzing service performance, and provide examples of optimizations you've implemented in prior roles, emphasizing measurable improvements.

Share your familiarity with non-relational databases, focusing on MongoDB. Talk about specific use cases, how you designed data models, and any challenges you faced while ensuring effective data handling. Providing a real-world example can help illustrate your skills.

When answering this question, discuss your commitment to best practices in code quality, such as writing clean and maintainable code, utilizing unit tests, engaging in peer code reviews, and adhering to style guidelines. Highlight any tools or methodologies you've implemented to enforce code quality.

Describe your collaborative experiences and how you've effectively communicated and worked with product managers, designers, and other engineers. Consider sharing techniques you use for facilitating discussions, resolving conflicts, and ensuring alignment on project goals.

Discuss any experience you've had with Kafka or similar message queue systems, focusing on how you've implemented them in projects. Highlight the benefits of using such systems and any specific challenges you overcame during implementation.

Pick a significant technical challenge you faced, describe the context, your analytical approach, and the solution you implemented. Be sure to explain the impact of this solution on the project and any lessons learned that could apply to future situations.

In responding to this question, focus on architectural principles, such as microservices, redundancy, load balancing, and efficient database access patterns. Provide examples of how you've applied these principles in your work to ensure scalability.

Share the methods you use to keep yourself informed on the latest trends in technology. This could include attending conferences, participating in online forums, taking courses, or following influential figures in the tech community. Highlight any recent technology you've integrated into your work.

Craft a response that connects your personal career goals with Sinch's mission and values. Express your enthusiasm for contributing to a pioneering company in communication technology while emphasizing how Sinch's culture and opportunities for growth align with your professional aspirations.