Mid-to-Senior Software Engineer

Single is an innovative platform that empowers artists and creators to control their digital presence and sell directly to their fans. We’re reshaping the music industry, putting the power back into the hands of creators, and providing tools that help artists grow and monetize their fanbase on their own terms. Our team is passionate about music, technology, and the direct-to-fan movement.

As we continue our rapid growth, we’re looking for a Mid-to-Senior Software Engineer to join our small, agile team. You'll play a key role in designing, building, and maintaining new and existing features, contributing to the evolution of the music industry’s understanding of e-commerce.

We’re seeking a candidate who’s not only an experienced engineer but also a proactive problem-solver with a systems-thinking mindset. You’ll own the development lifecycle—from architecture to production troubleshooting—helping us scale while maintaining performance and reliability.

At Single, we value collaboration, creativity, and continuous improvement. We also believe in maintaining a healthy work-life balance, offering flexible hours and vacation time. This is a fully remote role for U.S.-based candidates.

What You'll Do

• Design, develop, and maintain high-performance, scalable web applications.
• Build entire feature sets and troubleshoot issues in production.
• Collaborate with the team to improve existing systems and integrate with third-party platforms.
• Contribute to architectural decisions and long-term technical strategies.
  
  

What We’re Looking For

• 3+ years of professional Java experience, including Spring Framework (Spring Boot, Spring Cloud, Spring Data).
• Strong knowledge of object-oriented programming, design patterns, and modern software development practices.
• Hands-on experience with distributed systems, concurrency, and event-driven architectures.
• Proficiency with AWS services (e.g., EC2, RDS, S3) and container orchestration tools (e.g., Docker, Kubernetes).
• Proficiency in SQL and relational database design (MySQL, Postgres/Redshift preferred).
• Experience integrating with external APIs or third-party systems.
  
  

Bonus Points For Experience With

• Kafka, RabbitMQ, or other messaging systems.
• Redis or other caching technologies.
• Angular or modern frontend frameworks.
• Golang.
  
  

Why Join Us?

• Work on innovative solutions with a major impact on the music industry.
• Be part of a small, fast-paced team where your contributions are highly valued.
• Enjoy flexibility and a fully remote work environment (US-based only).
  
  

We’re accepting applications from candidates only. Recruiters and agencies: please do not contact us about this position.