# Full Stack Engineer, Experimentation

**Company:** [Launchdarkly](https://hotfix.jobs/companies/launchdarkly)
**Location:** Remote
**Role:** Fullstack Engineering
**Salary:** $146k – $235k/yr
**Experience:** 4+ years
**Skills:** Go, TypeScript, React, Node.js, REST APIs, AWS, GCP, Azure, CI/CD, Observability
**Posted:** 2026-05-20

> Full Stack Engineer building and maintaining an experimentation platform using Go, React, and TypeScript. Collaborate with cross-functional teams to deliver scalable services and user experiences for data-driven product experimentation.

## Job Description

## 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.

## Qualifications
- 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.

## Compensation & Benefits
- Target pay ranges based on Geographic Zones for Level 3:
  - Zone 1 (San Francisco/Bay Area, NYC Metropolitan Area, Boston, Seattle): $171,200 - $235,400
  - Zone 2 (Irvine, LA, Monterey, Santa Barbara, Santa Rosa, Austin, Portland, Philadelphia, Chicago): $154,100 - $211,860
  - Zone 3 (All other US locations): $145,500 - $200,090
- Restricted Stock Units (RSUs), health, vision, and dental insurance, and mental health benefits in addition to salary.

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**Apply:** https://hotfix.jobs/jobs/dc393da4-db1a-4734-9066-71376718121c
**Canonical:** https://hotfix.jobs/jobs/dc393da4-db1a-4734-9066-71376718121c