Senior/Staff Frontend Engineer jobs in United States
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Sinclair Talent Solutions ยท 3 weeks ago

Senior/Staff Frontend Engineer

Sinclair Talent Solutions is working with a Series A, AI-driven software company that is transforming how federal contractors create and submit proposals. The role involves building and shipping core product features, owning frontend architecture, and collaborating with cross-functional teams to deliver high-quality user experiences.

Staffing & Recruiting
Hiring Manager
Josh Wiggs
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Responsibilities

Build and ship core, customer-facing product features used by external users
Own frontend architecture and help define best practices as the product scales
Partner closely with product, design, and backend engineering to deliver polished, intuitive experiences
Translate complex workflows into clean, usable interfaces
Contribute to enterprise-grade software with high standards for performance and reliability
Play a key role in an early-stage company, influencing both product direction and engineering culture

Qualification

ReactJavaScriptTypeScriptFrontend architectureUI/UX designProduct-mindedClear communicatorOwnership mindset

Required

5+ years of product-focused frontend engineering experience
Proven experience building consumer or business-facing products (not just internal tools)
Background working at a Series A or early-stage startup, or a strong desire to work in that environment
Track record of shipping high-quality software in fast-moving, ambiguous settings
Senior-level ownership mindset, with Staff-level scope or ambition welcomed
Strong proficiency in React, JavaScript, and TypeScript
Deep understanding of modern web technologies and frontend architecture
Strong UI/UX instincts and product design sensibility
Experience building complex, data-rich interfaces
Exposure to AI-powered features or large language models is a plus
Product-minded and deeply user-centric
Comfortable taking ownership and making decisions
Excited to build from the ground up at an early-stage startup
Clear communicator who collaborates well across disciplines

Company

Sinclair Talent Solutions

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Specializing in IT and Cybersecurity recruitment, I connect companies with the top talent for critical roles.

Funding

Current Stage
Early Stage
Company data provided by crunchbase