Senior Software Engineer

As a Senior Software Engineer at Justworks, you will independently oversee large-scale projects, collaborating with cross-functional teams to address customer challenges, and significantly enhancing the performance and reliability of our systems. You'll engage in mentoring fellow engineers, fostering a culture of knowledge-sharing while also focusing on securing sensitive data and managing cloud infrastructure—primarily in AWS.

The Senior Software Engineer role at Justworks requires a minimum of 5 years of professional experience, mastery in modern server-side languages, and proficiency with SQL and cloud infrastructure management, preferably AWS. Experience in mentoring engineers and collaborating with cross-functional teams further strengthens your candidacy.

In the role of Senior Software Engineer at Justworks, you will work with a stack that includes Golang, Ruby on Rails, JavaScript, MySQL, and various AWS services. You’ll also utilize tools like Docker, Terraform, and Kubernetes, which are essential for our high-volume processing infrastructure.

At Justworks, the work culture is friendly, casual, and highly collaborative. Senior Software Engineers enjoy a supportive environment that encourages creativity, continuous learning, and mentorship, ensuring a great experience as you work on impactful projects that shape the future of business HR services.

Justworks values professional growth and development for its employees, including Senior Software Engineers. With a focus on mentorship and knowledge-sharing, there are ample opportunities for you to expand your leadership skills and advance your career within the organization.

In your response, consider detailing specific projects you've worked on, the technologies used, and the outcomes achieved. Highlight your direct contributions and how you dealt with challenges to enhance performance, reliability, or scalability.

Your answer should reflect a willingness to share knowledge and foster growth. Discuss techniques you use, such as one-on-one sessions, code reviews, or creating collaborative learning environments, showcasing your commitment to team excellence.

Discuss your practical experience with cloud services, especially AWS, focusing on deployment strategies, cost management, security considerations, and performance optimization techniques.

Highlight your approach to testing, code reviews, continuous integration, and the use of tools or methodologies that support high-quality results, such as TDD or pair programming.

Provide a narrative of the challenge, your analysis, the actions you took, and the final result. This allows you to demonstrate critical thinking, problem-solving, and resourcefulness.

Share your preferred stack and justify your choices based on performance, scalability, documentation, and community support, showing that you stay updated with industry trends.

Mention specific resources like blogs, conferences, or online forums where you learn about new developments. Convey a sense of curiosity and eagerness to apply new knowledge in your work.

Detail techniques you've implemented to improve application performance, like profiling code, optimizing queries, or server configuration adjustments, illustrating your technical acumen.

Convey the importance of cross-functional teamwork by focusing on how you communicate openly, align goals, and involve these stakeholders early in the development process to ensure a smooth workflow.

Articulate principles that resonate with you, like simplicity, iterative development, or extreme programming. Discuss how these guide your work as a Senior Software Engineer at Justworks.