JavaScript Engineer

Summary

Join Constructor's Customer Data Integrations team as a JavaScript Engineer and build tools and systems to enhance customer platform integration. Develop dashboards, improve behavioral tracking, and create monitoring and alerting systems. Provide technical guidance to customers, troubleshoot issues, and validate data quality. Collaborate with internal teams to create scalable solutions for integration challenges. Contribute to documentation and training materials. Partner with various teams to shape the future of customer integrations. This role requires strong communication and problem-solving skills, proficiency in JavaScript and React, and experience with server-side technologies.

Requirements

• Minimum two years of professional and/or academic experience in software engineering
• Strong communication and interpersonal skills, with enthusiasm for working directly with customers and collaborating across teams
• Enjoys solving new problems daily while partnering closely with internal teams
• Proficient in JavaScript, with experience building applications using React and server-side technologies like Node.js (TypeScript experience is a plus!)
• Solid understanding of front-end fundamentals such as DOM parsing/manipulation and browser debugging
• Quick learner with the ability to adapt to new technologies, design patterns, and evolving integration challenges
• Comfortable troubleshooting complex issues, validating data quality, and translating customer feedback into scalable solutions
• Ability to work between PST and GMT+1 time zones

Responsibilities

• Acting as a technical partner to customers during onboarding and integration, offering guidance through calls and hands-on collaboration
• Assisting customers asynchronously by troubleshooting, reviewing implementations, and validating data quality - while proactively monitoring integration health to catch and resolve issues early
• Working closely with other integration-focused teams to identify recurring integration issues and develop scalable solutions
• Building and maintaining internal tools that improve visibility into customer integrations, such as dashboards and systems that highlight data quality and integration health
• Supporting the evolution of our event tracking capabilities to ensure reliable, scalable data collection for integration and product use cases
• Contributing to improving documentation, training materials, and developer resources for customers and internal teams
• Partnering with Product, Customer Success, and other engineering teams to shape the future of integrations with customers

Preferred Qualifications

• Familiarity with building dashboards, monitoring systems, or data visualization tools is a plus
• Bonus points for experience with tools for querying, managing, or analyzing data (e.g., OpenSearch, ClickHouse, SQL)

Benefits

• Remote-first: work from anywhere
• Unlimited vacation time - we strongly encourage all of our employees take at least 3 weeks per year
• Fully remote team - choose where you live
• Work from home stipend! We want you to have the resources you need to set up your home office
• Apple laptops provided for new employees
• Training and development budget for every employee, refreshed each year
• Maternity & Paternity leave for qualified employees
• Regular team offsites to connect and collaborate