Senior Backend Engineer II

LeafLink is the largest unified B2B cannabis platform, providing licensed cannabis businesses a suite of tools to manage their business more effectively. The Senior Backend Engineer II will design and implement scalable backend systems, focusing on financial workflows and transaction processing while collaborating with product managers and engineering teams.

Responsibilities:

• Design and build backend services supporting financial workflows and transaction processing
• Collaborate with product and engineering teams to design scalable system solutions
• Contribute to architectural discussions and evolve service-oriented systems
• Write maintainable and well-tested code using Java and modern JVM frameworks
• Improve system reliability, performance, and observability
• Build and maintain APIs used by internal services and external integrations
• Refactor and modernize legacy systems as the platform evolves
• Troubleshoot production issues and implement long-term fixes
• Participate in code reviews and advocate for strong engineering standards

Requirements:

• 5+ years of experience working as a backend engineer in a production environment
• Strong experience building backend services using Java and modern JVM frameworks
• Experience designing APIs and service-oriented systems
• Experience working with relational databases and large datasets
• Strong debugging and problem-solving skills
• Experience with distributed systems and event-driven architectures
• Familiarity with containerized environments such as Docker and Kubernetes
• Experience in regulated industries, such as financial services or cannabis, is a plus