Software Development Engineer III - Custom Objects (Backend)

Gohighlevel

RemoteCareer-pivot friendly

Who this role is best for

Best suited to mid-level backend engineers who thrive in high-scale system ownership roles within a remote-first global organization.

Best fit for

Engineers who prioritize system reliability over feature velocity
— “build things that don’t just work - but last”
Developers comfortable with burst traffic patterns at petabyte scale
— “high write volumes, real-time state sync, and burst traffic”
Candidates seeking end-to-end ownership beyond ticket execution
— “This is a system ownership role”

Things to consider

Expect to handle distributed systems at 250+ microservice scale
— “250+ microservices and over 1 million domain names”
Must design for unpredictable traffic spikes without warning
— “burst traffic that doesn’t politely warn before it arrives”

How to stand out

Showcase prior experience scaling systems beyond 1 billion daily events
— “powers more than 4 billion API hits daily”
Demonstrate concrete examples of performance optimization at petabyte scale
— “250 terabytes of distributed data”
Highlight architectural decisions made under real-time sync constraints
— “real-time state sync”

Pace · Fast PacedCollaboration · HighAutonomy · MediumDecision Impact · TeamLevel · Senior

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

high write volumes
real-time state sync
burst traffic handling

Typical background

software developmentbackend engineering

Skills & requirements

Required

Backend DevelopmentAPI DesignSystem OwnershipPerformance Optimization

Preferred

AI IntegrationMicroservices Architecture

About the role

Original posting from Gohighlevel via Lever

About HighLevel: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 building systems that operate at scale - high write volumes, real-time state sync, and burst traffic that doesn’t politely warn before it arrives.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.

Source: Gohighlevel careers (Lever)