Backend Web Developer

Backend Web Developer Plexuss - 4.9 Walnut Creek, CA Job Details Full-time $80,000 - $200,000 a year 1 day ago Benefits Health insurance Dental insurance Paid time off Vision insurance Qualifications Teamwork Bachelor's degree Attention to detail Back-end development SEO Scalability Developing and maintaining backend systems AI Full Job Description We're looking for an experienced engineer who has worked on large-scale B2C and B2B websites with significant traffic. Plexuss.com and our related platforms serve millions of students, and organic discovery is a core driver of our growth. This role is ideal for someone who understands backend systems deeply, thinks methodically, and enjoys solving complex problems that directly impact real users. At Plexuss, we foster a strong culture of innovation while maintaining a strict commitment to data privacy and security. You'll play a critical role in maintaining, optimizing, and evolving a high-traffic platform—while also helping us thoughtfully integrate AI-driven capabilities as we grow. We are looking for individuals who thrive in collaborative team environments and value working alongside colleagues in the office. What You'll Do Own and improve backend systems supporting high-volume B2C websites Partner closely with product and data teams to optimize site performance and scalability Lead and support SEO-related technical architecture (indexing, crawlability, performance, structured data, etc.) Troubleshoot and solve complex system and performance issues in a methodical way Help evaluate and integrate AI-driven tools and workflows into our platform Contribute ideas and improvements in a small, highly collaborative engineering team Who You Are Experienced working on large B2C websites with meaningful traffic volume Deep backend expertise and strong system-level thinking Strong understanding of technical SEO and organic traffic strategy A problem solver who is structured, curious, and detail-oriented Interested in learning, experimenting, and growing alongside AI technologies Comfortable working in a small team where collaboration and accountability matter Cordial, team-oriented, and communicative Why Join Plexuss Average employee tenure is 8 years—most of our core team has been together since 2015 A stable, growing company with a positive, team-first culture A small team where your contributions are visible, valued, and impactful Opportunity for long-term growth and professional development Excellent work-life balance: weekends are protected and the team wraps up by 5:30 pm Onsite collaboration is required—we value in-person communication and shared ownership of outcomes If you're looking for a company to stay with, grow alongside, and meaningfully contribute to—while maintaining a healthy work-life balance—this is a rare opportunity.

Pay:

$80,000.00 - $200,000.00 per year

Benefits:

Dental insurance Health insurance Paid time off Vision insurance Application Question(s): Will you ever require employer sponsorship to work legally in the United States? (Yes/No) I am currently local to the San Francisco Bay Area and can commute to the Walnut Creek office for this on-site role. (Yes/No) To ensure our expectations are aligned early in the process, please share your specific target salary for your next role.

Experience:

Back-end development: 5 years (Required)

License/Certification:

Bachelor's or higher in CS or Engineering (Required)

Work Location:

In person