Senior Software Development Engineer; Agency Success

High Level is an AI-powered business operating system that gives agencies, entrepreneurs and SMBs the infrastructure to build, automate and scale. Today, High Level supports SMBs across 150+ countries, fueling community-driven growth rooted in real customer outcomes.

To date, businesses operating on High Level have generated over $7 billion in ecosystem value, demonstrating the impact of shared infrastructure  centralizing conversations, automation and intelligence into one system, we help businesses move faster, reduce complexity and execute efficiently.

Behind the platform, High Level powers more than 4 billion API hits and 2.5 billion message events daily. With 250 terabytes of distributed data, 250+ microservices and over 1 million domain names supported, our architecture is built for performance, resilience and long-term scalability.

With over 2,000 team members across 10+ countries, High Level operates as a global, remote-first organization built for speed and ownership. We value initiative, clarity and execution, creating space for ambitious people to build systems that support millions of businesses worldwide. Here, innovation thrives, ideas are celebrated and people come first, no matter where they call home.

Every month, High Level enables more than 1.5 billion messages, 200 million leads and 20 million conversations for the more than 1 million businesses we support. Behind those numbers are real people building independence, expanding opportunity and creating measurable impact. We’re proud to be a part of that.

Learn more about us on our You Tube Channel or Blog Posts

We’re looking for a Senior Software Development Engineer (Full Stack) to join our Agency Module, Platform Billing, and Onboarding team. These products form a critical part of High Level’s Agency ecosystem, enabling agencies to seamlessly create and manage their accounts, onboard onto the platform, manage subscriptions and billing, and scale their businesses.

Today, 100K+ agencies use High Level, collectively serving 2M+ businesses of all sizes, primarily SMBs. The systems we build support critical parts of the agency lifecycle and directly contribute to agency growth by making onboarding, account management, and billing experiences reliable and seamless.

The team builds and scales key capabilities across Agency Signup and Company Management, Platform Billing, and Agency Onboarding. Our onboarding experiences help new agencies get started with High Level, configure their accounts, discover and adopt key platform capabilities, and move from signup to successfully using the platform. Together, these systems provide the foundation for agencies to onboard, operate, and grow their businesses on High Level.

As an Sr. SDE, you’ll play a key role in building and evolving these systems across the frontend and backend, while contributing to technical architecture and engineering decisions. You’ll work on challenges involving scalable APIs and services, distributed systems, data architecture and modern frontend experiences — with a strong focus on reliability, scalability, and performance.

You’ll collaborate closely with Product Managers, Designers, and other Engineers to take features from requirements and technical planning through implementation and production, while contributing to technical decisions and continuously improving the systems you own.

• Own and contribute to the architecture, design, and development of key product areas across the Agency Module, Agency Onboarding, and Platform Billing.
• Design and build scalable backend services, APIs, and integrations, working across internal microservices and third-party platforms such as Stripe, with a strong focus on…