Software Engineer

Summary

Join Kalles Group as a Senior Backend Software Engineer and contribute to a mission-critical eCommerce Catalog Platform. This 3-month contract role (Corp-to-Corp applicants encouraged) requires designing and delivering highly scalable backend systems for large-scale, high-traffic eCommerce operations. You will develop robust APIs using microservices, implement event-driven architectures, and deploy services within a GCP environment. The role involves collaboration with cross-functional teams and mentoring junior developers. The ideal candidate possesses extensive experience in Java, microservices, and cloud-native environments, along with strong problem-solving skills and a commitment to integrity, purposefulness, and ownership.

Requirements

• 10+ years of hands-on experience in Java (including modern frameworks and concurrency patterns)
• 5+ years building scalable, distributed backend systems using microservices
• Experience designing and deploying production-grade APIs in cloud-native environments (ideally in GCP)
• Hands-on experience with event-driven architectures using Kafka or Google Pub/Sub
• Strong familiarity with distributed caching techniques (e.g., Redis, Memcached)
• Ability to lead technical conversations, provide architectural guidance, and support mentoring of junior engineers
• Solid experience with version control systems (e.g., Git) and modern CI/CD pipelines
• Strong problem-solving skills and comfort working in a fast-paced, iterative development environment

Responsibilities

• Design and deliver highly scalable backend systems that can support large-scale, high-traffic eCommerce operations
• Develop robust APIs using microservice architecture and integrate them with both upstream and downstream systems
• Implement event-driven architecture patterns leveraging technologies such as Google Pub/Sub or Kafka
• Deploy, configure, and troubleshoot backend services within a Google Cloud Platform (GCP) environment
• Drive distributed caching strategies to optimize platform responsiveness and uptime
• Collaborate across cross-functional teams to align on technical design, scalability needs, and performance goals
• Mentor and guide junior developers through code reviews, architectural discussions, and design feedback

Preferred Qualifications

• Experience in large-scale eCommerce or retail systems
• Exposure to catalog or product information management platforms
• Prior consulting experience or background supporting high-visibility projects under tight timelines
• Bachelor’s or Master’s degree in Computer Science or related field
• Proficiency in Google Workspace (Docs, Sheets, Slides, Gmail)

Benefits

• The annual salary range for this role is $120,000-$150,000
• This role requires can be remote