HighLevel is an AI-powered business operating system that gives agencies, entrepreneurs and SMBs the infrastructure to build, automate and scale. Today, HighLevel supports SMBs across 150+ countries, fueling community-driven growth rooted in real customer outcomes.
To date, businesses operating on HighLevel have generated over $7 billion in ecosystem value, demonstrating the impact of shared infrastructure at scale. By centralizing conversations, automation and intelligence into one system, we help businesses move faster, reduce complexity and execute efficiently.
Behind the platform, HighLevel 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.
Our people
With over 2,000 team members across 10+ countries, HighLevel 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.
Our impact
Every month, HighLevel 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 YouTube Channel or Blog Posts
About the Role
We are looking for engineers who love owning systems end-to-end, care deeply about performance and reliability, and want to build things that don’t just work - but last.This is not a ticket-execution role. This is a system ownership role.
Responsibilities:
Design and evolve Node.js / NestJS services powering systems that operate at scale
Take architectural decisions that balance scale, cost, and long-term maintainability
API CraftsmanshipBuild well-typed, thoughtful REST contracts for high volume flows
Think in versioning, backward compatibility, and clean boundaries
Data at ScaleModel and optimize MongoDB / Firestore schemas for high read/write workloads
Design atomic updates and consistency strategies for distributed systems
Scalability & ResilienceImplement queues, caching layers, and rate limiting to handle burst traffic gracefully
Design for failure modes before they happen
Frontend IntegrationShip modular Vue 3 UIs that efficiently consume APIs
Optimize realtime updates and state management (Pinia)
Improve Core Web Vitals and perceived performance
Observability & Production OwnershipInstrument logs, metrics, traces, and alerts
Participate in on-call
Debug real production issues
Drive post-mortems to meaningful closure (not just documents)
Mentorship & LeverageReview code thoughtfully
Support junior engineers
Raise engineering standards across the team
Requirements:
4+ years of professional engineering experience
Strong backend-heavy fullstack background
Deep comfort with Node.js + TypeScript
Experience building and scaling microservices (NestJS / Express)
Modern frontend experience (Vue 3 or similar)
Strong understanding of:
API design
Data modeling
Distributed systems tradeoffs
Concurrency & rate limiting
Real production debugging experience
Comfortable in cloud-native environments (GCP / AWS)
CI/CD and containerization familiarity
Bonus Points:
Pub/Sub or message queue experience
Event-driven systems exposure
Domain-driven design familiarity
Performance optimization work
Experience reducing infra costs
Our Tech Environment:
Frontend: Vue 3, Pinia, Vite / Webpack, Tailwind
Storage: MongoDB, Firestore, Redis, ElasticSearch
Infra: GCP (GKE, Pub/Sub, Cloud Tasks)
CI/CD: GitHub Actions, Docker, Kubernetes
Testing: Jest, Vitest
What You Will Get
Ownership of real systems
Complex problems worth solving
Exposure to scale
High engineering bar
A team that values thoughtful design over rushed patches
EEO Statement:
The company is an Equal Opportunity Employer. As an employer subject to affirmative action regulations, we invite you to voluntarily provide the following demographic information. This information is used solely for compliance with government recordkeeping, reporting, and other legal requirements. Providing this information is voluntary and refusal to do so will not affect your application status. This data will be kept separate from your application and will not be used in the hiring decision.
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