Senior Backend Engineer II

Company: LeafLink

Location: North America
Salary: $185,000—$200,000 USD

LeafLink is the largest unified B2B cannabis platform, providing licensed cannabis businesses with tools to manage their operations, sell, and order products. We are seeking a Senior Backend Engineer II to build and evolve the systems powering our commerce and traceability platforms.

The Role

This role contributes heavily to backend services responsible for commerce workflows and integrations across the cannabis industry. You will design and implement scalable, reliable, and secure backend systems using Python, Django, and modern cloud-native infrastructure.

What You’ll Be Doing

• Design and build backend services supporting commerce workflows and integrations.
• Develop and maintain production-grade services using Python, Django, and Django REST Framework.
• Collaborate with product and engineering teams to design scalable system solutions.
• Contribute to architectural discussions and evolve service-oriented and event-driven architectures (e.g., SNS, SQS).
• Write maintainable, secure, and well-tested backend code.
• Improve system reliability, performance, observability, and operational resilience.
• Build and maintain APIs for internal services, external partners, and third-party integrations.
• Work with relational databases like PostgreSQL, including schema design and query optimization.
• Refactor and modernize legacy systems.
• Deploy and operate services in AWS-based environments.
• Contribute to and improve CI/CD pipelines for safe, automated deployments.
• Troubleshoot production issues, participate in root cause analysis, and implement fixes.
• Participate in code reviews and advocate for strong engineering standards.

What You’ll Bring to the Team

• 5+ years of experience as a backend engineer in a production environment.
• Strong experience building backend services using Python and Django.
• Experience designing, building, and maintaining REST APIs, preferably with Django REST Framework.
• Experience working with relational databases, particularly PostgreSQL, and large datasets.
• Strong understanding of backend application architecture, data modeling, and service design.
• Strong debugging, problem-solving, and production troubleshooting skills.
• Experience with distributed systems and event-driven architectures.
• Familiarity with asynchronous processing, background jobs, queues, or event-based workflows.
• Familiarity with containerized environments like Docker and Kubernetes.
• Experience deploying and operating services in AWS or similar cloud environments.
• Experience with automated testing, CI/CD, observability, and operational best practices.
• Experience in regulated industries (financial services, cannabis) is a plus.

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LeafLink Perks & Benefits

• Flexible PTO (no cap).
• Stock option plan.
• 5 Days of Volunteer Time Off (VTO).
• Competitive compensation and 401k match.
• Comprehensive health coverage (medical, dental, vision).
• Commuter Benefits through Flexible Spending Account.

LeafLink was named one of BuiltInNYC’s ‘Best Places to Work in 2021’.