Software Engineer II - Backend

As a Software Engineer II - Backend at Wati, your main responsibilities include refactoring and maintaining components of our C# application, transitioning critical services to Golang microservices, and designing scalable distributed systems like REST/gRPC APIs. You’ll collaborate with cross-functional teams, streamline CI/CD processes, participate in system design reviews, and mentor junior engineers to ensure high-quality code. Additionally, you will resolve backend performance challenges and advocate for best practices in security.

To qualify for the Software Engineer II - Backend position at Wati, you should have a Bachelor’s degree in Computer Science or a related field, coupled with over 5 years of backend development experience. This includes 2+ years working with C# in monolithic architectures and a willingness to learn Golang. Expertise in distributed systems, message brokers, caching techniques, and hands-on experience with cloud solutions and containerization are also essential.

For the Software Engineer II - Backend at Wati, technical skills such as proficiency in C# (.NET Core), Golang, database optimization (SQL and NoSQL), and knowledge of distributed systems are emphasized. Additionally, experience with cloud platforms like AWS or Azure, CI/CD frameworks, and security practices is vital to succeed in this role.

Wati fosters collaboration among its global teams through effective communication channels and cross-functional teamwork principles. Software Engineers II - Backend are expected to actively engage in discussions with various teams including product management, QA, and DevOps, ensuring that technology solutions align with business needs and enhance user experience. Our culture encourages sharing of ideas and best practices across different regions, harnessing the diversity of our teams.

Wati offers significant growth opportunities for a Software Engineer II - Backend, including the chance to engage in senior technology strategy discussions and mentor upcoming engineers. Additionally, as our company evolves and expands, you may have opportunities to lead projects, work on innovative technologies, and influence product development. Your contributions will be crucial in shaping the future of our SaaS platform.

When discussing your experience, focus on concrete examples of your work with C#, Golang, and other relevant technologies. Highlight specific projects where you've designed or improved backend systems, detailing the technologies used and the results achieved. This demonstrates your hands-on experience and problem-solving skills.

Share a specific example where you improved the performance of a distributed system. Explain the methodologies and tools you utilized, such as caching strategies or message brokers, and the impact your work had on system efficiency. This shows your ability to tackle real-world challenges.

Discuss your understanding of security best practices, including authentication methods, data encryption, and authorization protocols. You can give examples of how you've implemented these practices in previous projects, emphasizing your proactive approach to safeguarding applications.

Talk about your experience in setting up or working with CI/CD pipelines, emphasizing your familiarity with tools like GitHub Actions or Jenkins. Describe how these practices have improved deployment efficiency and reduced errors in your past projects.

Highlight your organizational skills and methodologies you utilize like Agile or Scrum. Share a specific past experience where you successfully balanced multiple projects, showcasing your ability to meet deadlines and adapt to changes.

Outline your personal code review process, emphasizing the importance of standards and best practices. Explain how you provide constructive feedback and the tools you use during reviews to maintain high-quality code within a team environment.

Share a specific instance where you led a project or mentored a junior developer. Describe your leadership style and how you fostered collaboration and skill development, demonstrating your role in building a positive team culture.

Discuss a systematic approach you take to troubleshoot issues, including reviewing logs, testing different solutions, and collaborating with team members. An example of a recent issue you solved can lend credibility to your troubleshooting skills.

Talk about specific resources you follow, such as blogs, online courses, or conferences that help you stay informed about the evolving landscape of backend development. Emphasizing your commitment to continuous learning showcases your passion for the industry.

Share your enthusiasm for Wati’s mission and values, connecting them to your professional goals and interests. Discuss specific aspects of their technology stack or projects that excite you and how you see yourself making an impact on the team.