Note: The job is a remote job and is open to candidates in USA. LaunchDarkly is seeking a skilled Fullstack Engineer to help build an experimentation platform that balances power and accessibility. In this role, you’ll contribute to the design, development, and maintenance of scalable, performant services using Go and RESTful APIs, along with user experiences built with React and TypeScript.

Responsibilities

• Contribute to the design, development, and maintenance of scalable and performant solutions for experimentation and data-driven products, with attention to usability and maintainability
• Collaborate with senior engineers on architectural decisions that impact system scalability and performance
• Lead limited scope features from definition to deployment
• Help identify and troubleshoot performance issues and participate in efforts to optimize service reliability
• Work closely with product managers, engineers, data scientists, and designers to implement new features and iterate on existing functionality
• Participate in code reviews to support code quality and share constructive feedback with teammates
• Write clean, maintainable, and well-tested code that enhances the reusability and readability of team systems
• Contribute to the team’s efforts to improve observability, monitoring, and operational excellence
• Help investigate and resolve production issues, occasionally partnering with customer support or other teams as needed
• Collaborate across functions to align on priorities, surface blockers, and improve team workflows
• Learn from and support more senior engineers, and contribute to a culture of growth, inclusion, and continuous improvement
• Stay current with industry trends related to software development, experimentation, and backend technologies
• Demonstrate curiosity, creative thinking, and a proactive mindset in problem-solving

Skills

• 4+ years of hands-on experience building full stack web applications
• Solid grasp of software engineering principles, design patterns, and coding best practices
• Exposure to building or maintaining scalable, production-grade systems
• Familiarity with observability practices and tools (e.g., logging, metrics, monitoring)
• Strong collaboration and communication skills with a team-oriented mindset
• Comfortable working in Agile development environments
• Experience with CI/CD practices and tools
• Passion for writing high-quality code and continuously improving engineering practices
• A self-motivated approach and willingness to take initiative
• Ability to thrive in a fast-paced, evolving environment
• Familiarity with Typescript, React, Node, and Go
• Experience working with cloud platforms (AWS, GCP, or Azure)
• Prior experience working with or contributing to distributed teams

Benefits

• Restricted Stock Units (RSUs)
• Health, vision, and dental insurance
• Mental health benefits in addition to salary

Company Overview

Company H1B Sponsorship