Frontend Engineer

Linero
New York, US
On-siteCareer-pivot friendly

Who this role is best for

Geared toward mid-level frontend engineers comfortable with translating complex workflows into polished UI for high-stakes enterprises.

Best fit for

  • React specialists who can architect scalable interfaces for diverse user personas.
    — “Build and maintain high-quality frontend interfaces across multiple distinct user personas
  • Design-sensitive engineers experienced with enterprise-grade security and performance constraints.
    — “Ensure interfaces meet the performance, accessibility, and security standards expected by enterprise customers
  • New York-based candidates ready to shape early-stage product architecture.
    — “Based in or willing to relocate to New York City

Things to consider

  • U.S. citizenship or permanent residency required due to export controls.
    — “Applicants must be U.S. persons (citizens, lawful permanent residents, refugees, or asylees)
  • Initial remote period possible but eventual NYC relocation expected.
    — “offer relocation assistance on a case-by-case basis

How to stand out

  • Showcase prior work with role-based permissions in enterprise applications.
    — “Experience building complex, data-rich enterprise interfaces with multiple user roles and permission levels
  • Highlight contributions to design system development in past projects.
    — “Familiarity with design systems and component libraries; experience building or maintaining one is a plus
  • Demonstrate how you've simplified complex workflows in portfolio pieces.
    — “translating complexity into software that feels clear, fast, and precise
Pace · SteadyCollaboration · HighAutonomy · MediumDecision Impact · TeamLevel · Mid

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • delivered high-quality frontend interfaces
  • improved user experience
Typical background
4+ years of frontend engineering experience

Skills & requirements

Required

ReactTypeScriptDesign SystemsEnterprise Interfaces

Preferred

PythonAWS

Stack & domain

ReactJavaScriptTypeScriptDesign SystemsComponent LibrariesApisData SystemsUi/uxState ManagementScalabilityDesignProduct QualityFast-moving EnvironmentOwnershipEvolving RequirementsEnterprise

About the role

Original posting from Linero via Ashby

About Linero

Linero is building the operational infrastructure that ensures the world's most sensitive technologies reach the right hands, and never the wrong ones.

Our customers include some of the most consequential companies in the world: leading AI labs, aerospace and defense primes, semiconductor giants, quantum computing pioneers, and companies pushing the frontier in chemicals, advanced manufacturing, and robotics.

We are an AI-native, venture-backed company creating a new category of software at the intersection of national security, industrial infrastructure, and enterprise AI.

The Role

Linero’s frontend is the control surface for a highly complex operational system: across fragmented workflows, sensitive data, and thousands of users.

The people who use it span dozens of distinct personas, each with different workflows, different permissions, and different expectations of what a great product experience looks like.

You will own the design and implementation of the interfaces that make this system usable: translating complexity into software that feels clear, fast, and precise.

What You'll Own

  • Build and maintain high-quality frontend interfaces across multiple distinct user personas and workflow types
  • Translate complex product requirements and design specs into polished, performant, production-grade UI
  • Work closely with backend engineers to integrate frontend components with underlying APIs and data systems
  • Partner with the product designer to establish and maintain a coherent design system across the platform
  • Ensure interfaces meet the performance, accessibility, and security standards expected by enterprise customers
  • Contribute to frontend architecture decisions, component structure, state management, and scalability as the product grows

What We're Looking For

  • 4+ years of frontend engineering experience with a strong portfolio of production-grade work
  • Deep proficiency in React and modern JavaScript/TypeScript
  • Strong eye for design and product quality
  • Experience building complex, data-rich enterprise interfaces with multiple user roles and permission levels
  • Familiarity with design systems and component libraries; experience building or maintaining one is a plus
  • Comfortable working in a fast-moving environment with high ownership and evolving requirements
  • Based in or willing to relocate to New York City

What We Offer

  • Competitive compensation commensurate with experience
  • Meaningful equity in a company at an early and critical stage of growth
  • Comprehensive benefits including health, dental, and vision
  • The opportunity to build the product experience for a platform used in some of the world's most high-stakes enterprises
  • Direct access to leadership and genuine influence over how Linero is built

Equal Opportunity & Eligibility

  • Linero is an equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.
  • This role requires access to export-controlled information. Applicants must be U.S. persons (citizens, lawful permanent residents, refugees, or asylees) as defined under applicable U.S. law.
  • Start date is immediate, with flexibility for the right candidate. If you are not based in New York, we can accommodate remote work for an initial period and offer relocation assistance on a case-by-case basis.

Source: Linero careers (Ashby)

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