Technical Web Lead
Fireworksai
| Company | Fireworksai |
| Category | Engineering |
| Location | San Mateo |
| Remote | On-site (inferred) |
| Employment | Not stated |
| Level | Lead |
| Salary | Not stated by the employer |
| Posted | 29 Jun 2026 |
| Last verified | 30 Jul 2026 |
| Source | Employer career page (ashby) |
Description
ABOUT US:
At Fireworks, we’re building the future of generative AI infrastructure. Our platform delivers the highest-quality models with the fastest and most scalable inference in the industry. We’ve been independently benchmarked as the leader in LLM inference speed and are driving cutting-edge innovation through projects like our own function calling and multimodal models. Fireworks is a Series C company valued at $4 billion and backed by top investors including Benchmark, Sequoia, Lightspeed, Index, and Evantic. We’re an ambitious, collaborative team of builders, founded by veterans of Meta PyTorch and Google Vertex AI.
In the last few months alone we launched Fireworks Training, partnered with Microsoft Azure Foundry, and published research straight from our production systems. A few examples of what that looks like in practice:
- Frontier RL is cheaper than the mega-cluster narrative suggests: we ran cross-region rollouts using 98% sparse weight deltas and published what we learned. (blog https://fireworks.ai/blog/frontier-rl-is-cheaper-than-you-think)
- Open source agents with frontier advisors: matching frontier performance through training and harness engineering. (blog https://fireworks.ai/blog/open-source-agents-frontier-advisors)
- The fine-tuning bottleneck is not the algorithm: integration friction and iteration speed are what actually stall teams; we documented the patterns across dozens of customer engagements. (blog) https://fireworks.ai/blog/fine-tuning-bottlenecks
ABOUT THE ROLE
This is a founding role. You will be the first engineering hire on the marketing team at Fireworks AI: the person who owns the web platform end-to-end, and who brings the technical credibility to everything marketing builds online.
The immediate priority is a significant web refresh. We already have an established platform: a Next.js monorepo (Turborepo + Yarn workspaces) with Sanity as our content source of truth, deployed on Vercel with ISR. The goal is to improve, scale, and mature that platform rather than rebuild it. You will work alongside a strong agency partner who brings deep technical and strategic expertise — rather than being heads-down in execution, your focus will be on technical leadership, platform direction, and ensuring the work meets a high bar.
This is a senior IC role. You will be embedded with the marketing team, partnering closely with Marketing Operations, Digital, and Growth, and working cross-functionally with product and engineering. You are directly accountable for the quality and performance of our web presence as the company scales at pace.
WHAT YOU’LL DO
- Own the architecture and health of the Fireworks marketing web platform: a Next.js 15 monorepo with shared component libraries, Sanity Studio, and Vercel hosting.
- Evolve and scale the existing Sanity content architecture, improving content modelling, GROQ queries, and dataset structure to give marketing, digital, and growth teams greater independence.
- Lead the technical execution of the web refresh, setting direction, defining milestones, and keeping the project on track without a dedicated PM.
- Work alongside the agency partner on technical strategy and delivery, reviewing output, translating briefs, and holding work to a high standard.
- Manage Vercel deployment workflows, ISR revalidation, preview environments, and third-party integrations including Mux, HubSpot, and GitHub Actions pipelines.
- Drive performance best practices across Core Web Vitals, Lighthouse, caching, accessibility (WCAG), and SEO.
- Partner with Marketing Operations on martech integrations and tooling, and collaborate with Digital and Growth on experimentation, landing pages, and analytics.
- Communicate progress, decisions, and trade-offs clearly to non-technical stakeholders and leadership.
THE STACK
- Next.js 15 (React) with TypeScript, monorepo via Turborepo + Yarn workspaces Framework:
- Sanity Studio v3, GROQ queries via
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