Full Stack Engineer, Experimentation

LaunchDarkly

Full Stack Engineer developing scalable solutions for an experimentation platform at LaunchDarkly. Collaborating with cross-functional teams to enhance product usability and performance.

Posted 5/20/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSenior💰 $145,500 - $200,090 per yearWebsite

Tech Stack

Tools & technologies

AWSAzureCloudGoGoogle Cloud PlatformNode.jsReactTypeScript

About the role

Key responsibilities & impact

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

Requirements

What you’ll need

4+ years of hands-on experience building full stack web applications
Familiarity with Typescript, React, Node, and Go is preferred but not required
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)
Experience working with cloud platforms (AWS, GCP, or Azure) is a plus
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
Prior experience working with or contributing to distributed teams is a plus

Benefits

Comp & perks

Restricted Stock Units (RSUs)
Health insurance
Vision and dental insurance
Mental health benefits

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

TypescriptReactNodeGosoftware engineering principlesdesign patternscoding best practicesCI/CD practicesscalable systemsproduction-grade systems

Soft Skills

collaborationcommunicationteam-oriented mindsetproblem-solvingcuriositycreative thinkingproactive mindsetself-motivatedwillingness to take initiativeadaptability