Senior Software Engineer - JS SDK

United States

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

Software Development, SaaSIndustries

Requirements

Candidates should have demonstrable experience building libraries and packages for other developers, along with 5+ years of full-stack JavaScript experience, preferably with multiple JavaScript frameworks. A polyglot background including fluency in JavaScript, TypeScript, and at least one other language is required, as are strong computer science fundamentals. Experience with unit, integration, load testing, and benchmarks, as well as writing production-ready code with an emphasis on quality and maintainability, is essential. Previous contributions to open-source software are also required.

Responsibilities

The Software Engineer will contribute to SDK development for JavaScript (Node Server, React, etc.) and other supported platforms, ensuring LaunchDarkly's SDKs evolve with the JavaScript ecosystem to deliver modern development experiences. Responsibilities include staying current with the latest JavaScript development practices for both front-end and back-end, becoming the main engineer for the JavaScript-based SDKs, and collaborating with engineering and product teams to drive feature implementation and release. The role also involves actively maintaining open-source repositories, identifying areas for improvement, advocating for best practices, and having an active voice in shaping technology and product decisions.

Skills

JavaScript

TypeScript

Node.js

React

SDK development

Libraries

Packages

Open-source

Full-stack development

Computer Science Fundamentals

LaunchDarkly

Feature management platform for software developers

About LaunchDarkly

LaunchDarkly provides a platform for developers to manage and automate software features. Its main product is a feature management platform that allows developers to control software features, enabling safe code shipping, self-serve experimentation, personalized user experiences, and improved reliability of applications. This platform allows developers to revert feature behaviors without code changes, enhancing productivity. LaunchDarkly operates on a subscription model, charging clients for access to its services. The platform helps clients innovate quickly, automate software releases, reduce delivery costs, and maximize the impact of software features. The goal is to improve software development processes for a diverse range of clients in the DevOps market.

Oakland, CaliforniaHeadquarters

2014Year Founded

$321.3MTotal Funding

SERIES_DCompany Stage

Data & Analytics, Enterprise SoftwareIndustries

501-1,000Employees

Benefits

Flexible work environment - Making an inclusive space for everyone means recognizing we all have our own individual working styles and needs.

Health and wellness - LaunchDarkly offers full coverage with health, dental, and vision plans for you and your dependents.

Salary and options - We're all in this together. LaunchDarkly offers competitive pay, equity, and the option to participate in a 401(k) program.

Learn and grow - We love to see our own continue to grow their skill sets—whether that's taking a class or attending a conference.

Risks

Competition from Harness, acquiring Split.io, threatens LaunchDarkly's market share.

Guardian Edition's complexity may confuse customers and complicate sales.

Expansion into the EU region may increase operational costs and regulatory scrutiny.

Differentiation

LaunchDarkly offers advanced feature flagging and experimentation capabilities for progressive delivery.

The platform supports EU data residency, enhancing compliance for European clients.

LaunchDarkly integrates feature management with CI/CD pipelines for seamless software delivery.

Upsides

LaunchDarkly's Galaxy Product Release enhances personalized user experiences and feature optimization.

The appointment of Claire Vo as CPO is expected to drive platform innovation.

Recognition as a Strong Performer by Forrester boosts LaunchDarkly's market credibility.

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