Senior Backend Engineer - Build Scalable, High-Perf Systems

Unknown; United States; Remote; USD 60,000 - 90,000; Full time

Job summary

Unknown is building shared backend platforms and services operating at significant scale. We collaborate across engineering, data science, product, design, and business teams, using AI-assisted coding tools and maintaining high engineering standards.

Unknown also designs, builds, and maintains scalable backend systems, participates in architecture discussions, and ensures reliability during regular business hours.

Qualifications

• Bachelor's degree in Computer Science or related field with at least 2 years of experience, or an advanced degree with no prior experience.
• Proficiency in modern backend languages such as Java, Kotlin, or similar.
• Experience building and operating large-scale, high-performance, resilient systems, with strong communication skills.

Responsibilities

• Design, build, and maintain scalable, reliable, and high-performance software systems.
• Contribute to system architecture and technical design, validating solutions through data and experimentation.
• Participate in code and design reviews, and own applications during business hours to ensure reliability.

Skills

Java

Kotlin

Backend development

Communication skills

Education

Bachelor's degree in CS or related

Advanced degree with no prior experience

Tools

Java

Kotlin

AI-assisted coding tools

Metrics & analytics tools

Job description

Unknown is building shared backend platforms and services operating at significant scale. We collaborate across engineering, data science, product, design, and business teams, using AI-assisted coding tools and maintaining high engineering standards.

Unknown also designs, builds, and maintains scalable backend systems, participates in architecture discussions, and ensures reliability during regular business hours.