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Senior Frontend Engineer, AI Observability & Evals Platform

Work from home

Remote role where the employee must remain based in a particular country.

Listed for United States

From the listing details: Residency required in United States

Employer listed it 2 months ago 路 Added 3 weeks ago

Been open since 2 months ago. Long-running listings are sometimes left up after the role is filled.

Salary

$180k to $240k per year

Location

Listed for United States

Timezone

Not stated

Contract

Full-time

Experience

Senior

Category

Software

Stated by the employer in the job description

What the advert says

Quoted word for word from the employer's advert. Where it says nothing, we say so.

Working hours
Not mentioned in the advert
Where you can work from
Benefits include medical, dental, and vision coverage, flexible vacation, a 401(k) plan, meals on in-office days in the US and more.
Contract
Not mentioned in the advert
Experience asked for
Not mentioned in the advert
Pay
Compensation

Remote flexibility

Work from home

This is a remote role, but the employee must be based in United States. It is work from home rather than work from anywhere.

What the employer says

  • Source listing states candidate location: "Remote - US, Remote"

What Nomaders makes of it

  • Residency required in United States
  • Payroll and tax are likely handled in that country only

The quotes above are the employer's own words; the reading is ours. Always check the original listing and employment terms before working from another country.

Before you apply

Questions worth asking: Nomaders interpretation

  • The advert does not say whether this is employment or a contractor arrangement. Ask, as it affects tax and benefits.

Produced automatically from this advert's text; not reviewed by a person. The employer's own page is the final word.

About the role

About Us

At LangChain, our mission is to make intelligent agents ubiquitous. We build the foundation for agent engineering in the real world, helping developers move from prototypes to production-ready AI agents that teams can rely on. We began as widely adopted open-source tools and have grown to also offer a platform for building, evaluating, deploying, and operating agents at scale.

With $125M raised at Series B from IVP, Sequoia, Benchmark, CapitalG, and Sapphire Ventures, we鈥檙e at a stage where we鈥檙e continuing to develop new products, growth is accelerating, and all team members have meaningful impact on what we build and how we work together. LangChain is a place where your contributions can shape how this technology shows up in the real world.

Today, our platform includes LangSmith (Observability, Evaluation, Deployment, Fleet, and Sandboxes), our open source frameworks (LangChain, LangGraph, and Deep Agents), and the newly launched LangSmith Engine for autonomous agent improvement. We have 100M+ monthly open source downloads, 6,000+ active LangSmith customers, and 5 of the Fortune 10 use LangSmith in production (+ 35% of the Fortune 500 overall), including teams at Klarna, Clay, Coinbase, Workday, Lyft, Cloudflare, Harvey, Rippling, Vanta, LinkedIn, Monday.com, Nvidia, and Bridgewater.

About the role:

This position can be based remotely in

We鈥檙e looking to bring on an experienced frontend engineer to develop and enhance new features on LangSmith, our enterprise platform product for LLM application observability, testing, and debugging.

What You Will Do

Develop new user-facing features using React & Typescript

Build reusable components and front-end libraries for future use

Translate designs and wireframes into high-quality code

Optimize components for maximum performance across a vast array of web-capable devices and browsers

Collaborate with fullstack and backend developers and UX/UI designers, to enhance usability

What You Will Bring

Extensive front-end engineering experience with strong proficiency in React, JavaScript and TypeScript

Hands-on experience with front-end development tools like Babel, Vite, Webpack, NPM, and Yarn

Familiarity with REST APIs and experience working closely with fullstack and backend engineers

Knowledge of modern authorization mechanisms, such as JWTs

A passion for user experience, design and building clean, engaging, and intuitive interfaces

Strong written and oral communication skills, with the ability to explain technical concepts clearly and concisely to both technical and non-technical stakeholders

The DNA to thrive in a start-up, fast-paced environment. You view unstructured environments as an opportunity to make the most impactful work and to help define what's next.

An ownership mind-set. You are self-driven and look for opportunities to make an impact.

Strong computer science fundamentals, ideally with a degree in computer science or related field.

Compensation

Requirements

  • 路Extensive front-end engineering experience with strong proficiency in React, JavaScript and TypeScript
  • 路Hands-on experience with front-end development tools like Babel, Vite, Webpack, NPM, and Yarn
  • 路Familiarity with REST APIs and experience working closely with fullstack and backend engineers
  • 路Knowledge of modern authorization mechanisms, such as JWTs
  • 路A passion for user experience, design and building clean, engaging, and intuitive interfaces

Benefits

  • 路Benefits include medical, dental, and vision coverage, flexible vacation, a 401(k) plan, meals on in-office days in the US and more.

How to apply

  1. 1Check the flexibility label above, work from home, matches where you plan to live and work.
  2. 2Tailor your CV to the role at LangChain, mentioning your remote working experience.
  3. 3Apply directly on the employer's careers page using the button below. Nomaders never handles your application.

Found 19d ago. Last checked today. Always confirm the details on the original posting, salary and location can change after publication.

Listing sourced from Company boards.

$180k to $240k per year 路 You'll be taken to the employer's careers page.