Member of Technical Staff- Full Stack Software Engineer

Job Application for Member of Technical Staff- Full Stack Software Engineer at Fireworks AI

Back to jobs New Member of Technical Staff- Full Stack Software Engineer San Mateo, CA

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.

The Role:

We are looking for a Frontend Software Engineering Lead to build our developer-focused web application (fireworks.ai) and shape our front-end architecture. This role blends hands-on engineering with technical leadership, offering the opportunity to mentor other engineers, collaborate cross-functionally, and drive innovation in a fast-paced, AI-focused environment. You'll play a key role in delivering scalable, elegant solutions that directly impact our hundreds of thousands of developers and product vision. You will be directly shaping and shipping the most optimal developer journey combined with our large offering of open source generative AI models and enabling our users to seamlessly build, experiment and ship their AI workflows with our playground.

Key Responsibilities:

Engineering ownership of fireworks.ai with a strong focus on a delightful developer journey

Participate in the team’s shared accountability for product led growth through the web application and model playground

Design, development, and testing of responsive and performant web applications

Mentor and support a team of front-end/UI engineers through code reviews, pair programming, and ongoing technical coaching

Define and implement front-end architectural standards, best practices, and development workflows

Partner with Product, Design, and Backend Engineering to align on requirements, timelines, and delivery expectations

Build and maintain reusable, scalable component libraries and frameworks

Partner with other engineering teams to build an aligned developer journey across web, SDK and CLI surfaces

Champion quality, performance, and accessibility in all UI development

Drive innovation by staying informed of emerging front-end trends and technologies

Minimum Qualifications:

Bachelor’s degree in Computer Science or a related field, or equivalent practical experience

6+ years of professional experience in front-end development

2+ years of experience in a leadership role (e.g., tech lead, team lead, or engineering manager)

Proficiency in React, TypeScript, JavaScript, and Next.js

Proven track record of delivering production-grade web applications

Strong understanding of responsive design, modern front-end architecture, and UX principles

Experience with front-end testing frameworks and CI/CD pipelines

Preferred Qualifications:

Experience working in AI/ML-focused or fast-paced startup environments

Prior startup experience and especially as a technical founder is a plus

Experience managing or mentoring other engineers, including performance feedback and career development

Knowledge of accessibility standards and internationalization practices

Contributions to open source or internal component libraries

Experience in full-stack development and API design

Why Fireworks AI?

Solve Hard Problems: Tackle challenges at the forefront of AI infrastructure, from low-latency inference to scalable model serving.

Build What’s Next: Work with bleeding-edge technology that impacts how businesses and developers harness AI globally.

Ownership & Impact: Join a fast-growing, passionate team where your work directly shapes the future of AI—no bureaucracy, just results.

Learn from the Best: Collaborate with world-class engineers and AI researchers who thrive on curiosity and innovation.

Fireworks AI is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all innovators.

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