HighLevel

HighLevel

HighLevel provides an all-in-one sales and marketing platform that agencies can white label and resell, offering tools and resources designed to help businesses consolidate their marketing efforts and achieve their growth objectives.

Internet Software & Services
251-1K
Founded 2018
$60M raised

Description

  • Own and contribute to architecture and development across frontend and backend products.
  • Develop and optimize backend API services with test-driven development for reliability and scalability.
  • Build and deliver high-quality frontend experiences using modern component-based frameworks and state management patterns.
  • Integrate observability, logging, monitoring, and tracing to improve reliability and incident response.
  • Apply security and compliance best practices across frontend, backend, and API layers.
  • Use LLMs and AI tools to write, refactor, test, and debug code with reliability guardrails.
  • Participate in design reviews, deep dives, and on-call rotations to support operational excellence.
  • Collaborate closely with product managers and other cross-functional partners to solve complex platform issues.
  • Investigate and resolve critical voice service issues, including carrier-level call blocking and SIP errors.

Requirements

  • 4+ years of hands-on software engineering experience building and scaling backend systems and high-performance frontend applications.
  • Strong backend and distributed systems design experience with API development, data modeling, and systems architecture.
  • Hands-on experience with Node.js, preferably NestJS, TypeScript, PostgreSQL, MongoDB, and Redis.
  • Experience with backend performance optimization, caching strategies, and event-driven architectures such as Redis, Kafka, or Pub/Sub.
  • Familiarity with modern frontend frameworks such as React, Vue, or Angular.
  • Experience with advanced state management libraries such as Redux, Vuex, or MobX.
  • Experience optimizing frontend performance and web vitals at scale, including SSR, edge, or hybrid rendering architectures.
  • Familiarity with production observability tools such as Grafana, Prometheus, Sentry, or PostHog.
  • Strong understanding of security best practices, including authentication, authorization, access control, secure data flow, and privacy compliance.
  • Excellent communication and cross-functional collaboration skills, with the ability to lead technical discussions and mentor junior engineers.

Benefits

  • Remote-first full-time work arrangement.
  • Opportunity to work on a platform supporting businesses across 150+ countries.
  • Work on a high-scale system with massive daily message and API volume.
  • Be part of a global team of 2,000+ employees across 10+ countries.
  • Equal Opportunity Employer hiring process.
  • AI tools may be used to support parts of the hiring process while final decisions remain human-made.

Interested in this position?

Apply directly on the company website

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