Software Engineer (Go / DNS)

As a Software Engineer specializing in Go and DNS at Gcore, your primary responsibilities will include developing and maintaining backend components for our Managed DNS Infrastructure, implementing APIs for DNS management, and ensuring high availability through automated DNS failover solutions. You'll also collaborate closely with cross-functional teams to enhance the overall performance and reliability of our systems.

To be a successful candidate for the Software Engineer (Go / DNS) role at Gcore, you should have at least five years of software engineering experience, with three years specifically working with Go. Familiarity with DNS protocols and server implementations, solid knowledge of network protocols such as TCP/IP, and experience working in Linux environments are essential qualifications.

At Gcore, the workflow for a Software Engineer (Go / DNS) involves collaborating with a dynamic team to design and develop solutions, working on tasks such as implementing DNS APIs and enhancing DNS security features. You'll also be involved in debugging and resolving production issues, ensuring the reliability and performance of our DNS services.

Gcore offers numerous opportunities for professional growth for Software Engineers (Go / DNS) through continuous learning initiatives, exposure to cutting-edge technologies, and collaborative projects with industry leaders. You'll also have access to flexible work arrangements and benefits that support your health and well-being.

At Gcore, ensuring the security and reliability of our Managed DNS services is achieved through a variety of measures, including the development of robust DNSSEC solutions to protect against attacks, maintaining high availability through automated failover mechanisms, and actively monitoring system performance with defined service-level indicators (SLIs) and objectives (SLOs).

When answering this question, focus on your specific experience using Go in previous projects, particularly those related to DNS. Discuss how you have utilized Go's features to build efficient and scalable applications. Providing a concrete example will help illustrate your expertise.

In responding to this question, consider discussing your understanding of DNS failover mechanisms, redundancy strategies, and monitoring systems you have used in previous roles. Highlight your ability to design solutions that maintain service uptime and recover quickly from issues.

Your answer should outline your systematic approach to debugging, including the tools and logs you consult to identify issues. Talk about specific incidents where you successfully resolved production problems and the importance of incident management in maintaining system reliability.

When addressing this question, emphasize your understanding of protocols such as BGP and TCP/IP. Provide examples of how you have applied this knowledge in your work, ensuring that you connect it back to the overall context of ensuring reliable DNS services.

To provide a comprehensive answer, discuss the purpose of DNSSEC in securing DNS queries and responses. Share your experience of implementing DNSSEC, including any specific challenges you faced and how you overcame them through innovative solutions.

When discussing cross-functional collaboration, emphasize your communication skills and examples of previous teamwork. Talk about specific instances where you worked closely with other teams to improve system performance or resolve issues, demonstrating your ability to adapt and cooperate effectively.

In your answer, highlight your commitment to continuous learning. Mention resources such as online courses, industry blogs, and conferences you attend. Sharing specific tools or communities where you engage with fellow professionals can also strengthen your response.

Focus on your familiarity with DevOps methodologies, such as CI/CD pipelines and infrastructure as code. Provide examples of how implementing these practices has streamlined your workflow and contributed to faster, more reliable software delivery in past roles.

In your response, discuss your organization and time management strategies, such as using project management tools and breaking tasks into manageable components. Sharing experience managing multiple priorities can illustrate your ability to thrive under pressure.

When answering this question, describe a specific project that posed significant technical challenges. Discuss your role, the technical solutions you developed, and the positive outcomes that resulted from your efforts. This will exemplify your problem-solving skills effectively.