"web performance optimization" Jobs

225 open tech roles matching “web performance optimization”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: TypeScript, React, Python. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 225 results

Resolve AI

Own the marketing website and drive growth through optimization and collaboration in a fast-paced environment.

Resolve AI San Francisco Published 1 year ago
Harvey AI

Join Harvey AI as a Staff Web Engineer to lead the architecture and integration of their web platform in a fast-growing AI company.

Harvey AI San Francisco $146.6k–$201.5k/yr Published 3 weeks ago
Flexible on stack
Gamma

Build an AI-powered collaborative web application as a Frontend Software Engineer at Gamma in San Francisco.

Gamma San Francisco $180k–$310k/yr Published 3 months ago
Flexible on stack AI-first team
Reflection AI

Join Reflection AI as a Web Crawl Engineer to build and operate large-scale web crawling systems for frontier AI models.

Reflection AI San Francisco, CA Published 2 months ago
Exa

Join Exa as a Web Crawler engineer to build a massive-scale web crawling system in San Francisco.

Exa San Francisco, California Published 1 year ago
Flexible on stack
Databricks

Lead the web marketing strategy at Databricks, focusing on AI-driven web properties and team growth in a hybrid environment.

Databricks United States $172k–$295.6k/yr Published 1 month ago
baseten

Join Baseten as a Senior Frontend Engineer to craft user-friendly interfaces for AI systems in a collaborative environment.

baseten San Francisco Published 2 months ago
krea.ai

Join Krea.ai as a Fullstack Engineer to build innovative AI creative tools in a collaborative, onsite environment.

krea.ai San Francisco Published 3 weeks ago
Flexible on stack
Sierra

Join Sierra as a Web Developer to enhance user experiences across product and marketing surfaces in a collaborative environment.

Sierra San Francisco, CA Published 1 month ago
Flexible on stack
Wispr Flow

Join Wispr Flow as a Paid Search Performance Marketing Manager to drive user acquisition through hands-on management of search ad campaigns.

Wispr Flow San Francisco or New York $50k+/mo Published 7 months ago
Flexible on stack
Delphi

Join Delphi as a Design Engineer to build innovative user interfaces and enhance the browsing experience for digital minds.

Delphi San Francisco Published 8 months ago
Flexible on stack
Gong

Lead the web strategy and experience at Gong, driving the design and performance of the corporate website to enhance user experience and pipeline generation.

Gong San Francisco $217k–$290k/yr Published 2 weeks ago
Fastly

Join Fastly as a Senior Cloud Engineer to optimize product delivery and user experience on our edge cloud platform.

Fastly San Francisco, CA $122.3k–$172.6k/yr Published 1 month ago
Flexible on stack
Anthropic

Join Anthropic as a Software Engineer to enhance developer experience and build foundational web platform tools for AI systems.

Anthropic San Francisco, CA $320k–$405k/yr Published 1 month ago
Flexible on stack 70% coding
Figma
Figma San Francisco, CA • New York, NY • United States $153k–$376k/yr Published 1 year ago
Vercel

Join Vercel as a Software Engineer to enhance CDN performance and work with a diverse tech stack in a collaborative environment.

Vercel Hybrid - San Francisco $172k–$258k/yr Published 2 months ago
Flexible on stack
Peregrine

Drive growth as a Growth Engineer by building scalable marketing mechanisms and optimizing the website for better engagement and conversion.

Peregrine San Francisco, CA $150k–$192k/yr Published 1 month ago
Flexible on stack
Sierra

Define and execute Sierra's SEO strategy to drive organic growth and optimize website performance in a high-growth AI-focused company.

Sierra San Francisco, CA Published 1 month ago