Senior Full-Stack Engineer (SDE II): Build Scalable, Data-Driven Features

HighLevel; United States; Remote; USD 110,000 - 190,000; Full time

Job summary

HighLevel is seeking a Full-stack Software Development Engineer (SDE-2) who brings strong engineering fundamentals, a product mindset, and a bias for action. This role emphasizes end-to-end ownership, building impactful, user-centric features, and driving improvements across the stack with product, design, and platform teams.

You’ll work on UI with React/TypeScript and backend services with Node.js/Express, delivering scalable, data-driven solutions while maintaining code quality and

Qualifications

• 3–5 years of fullstack development experience.
• Experience in taking features or systems from 0 → 1, and seeing them through to adoption.
• Strong command over JavaScript/TypeScript, Vue.js, modern state management, and component-based architecture.
• Deep knowledge of Node.js, REST APIs, and databases (MongoDB, PostgreSQL, etc.)
• Product intuition: ability to weigh trade-offs, collaborate with PM/design, and advocate for users
• Passion for metrics and data-driven decisions—you care about impact, not just delivery
• Clear communicator and collaborator, comfortable working across teams
• A track record of taking initiative to solve problems beyond what’s assigned

Responsibilities

• Own the full lifecycle of features: from requirements gathering and UI/UX collaboration to backend API integration and deployment
• Collaborate closely with product and design to shape features that solve real user problems
• Implement clean, performant, and accessible UI using React, TypeScript, and modern frontend practices
• Build and maintain scalable backend services using Node.js/Express, with well-designed APIs and data models
• Use analytics and product metrics to measure feature success and iterate for improvement
• Take initiative to improve engineering processes, dev experience, or user experience
• Maintain code quality through thoughtful architecture, testing, and documentation
• Proactively address technical debt and participate in refactor or migration efforts
• Actively contribute to planning and execute reliably under fast-moving product priorities

Skills

Fullstack development

0→1 feature development

JavaScript/TypeScript

Vue.js

State management

Component-based architecture

Node.js

REST APIs

MongoDB

PostgreSQL

Product intuition

Data-driven decisions

Communication

Initiative

Tools

React

TypeScript

Vue.js

Node.js/Express

MongoDB

PostgreSQL

REST APIs

Job description

HighLevel is seeking a Full-stack Software Development Engineer (SDE-2) who brings strong engineering fundamentals, a product mindset, and a bias for action. This role emphasizes end-to-end ownership, building impactful, user-centric features, and driving improvements across the stack with product, design, and platform teams.

You’ll work on UI with React/TypeScript and backend services with Node.js/Express, delivering scalable, data-driven solutions while maintaining code quality and