Senior Web Engineer

Polymarket

. Own and ship complex features end-to-end across Polymarket's core product surfaces .

Posted 10/26/2026full-timeNew York City • New York • United StatesSenior💰 $230,000 - $330,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in frontend web engineering with a focus on React, Next.js, and TypeScript, while ensuring high-quality user experiences and system reliability. Capable of leading complex feature development from inception to launch, collaborating effectively with cross-functional teams.

Highest-signal resume keywords

Frontend Web EngineeringReactNext.jsTypeScriptSystem Design

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Frontend System DesignDebuggingData FetchingCachingPerformance OptimizationReliability PracticesTechnical Debt ManagementFeature OwnershipAPI DesignObservability

Soft Skills

Clear CommunicationHigh AgencyProduct-MindedIndependent OperationProblem-Solving

Tools & Technologies

Web3CryptoAI ToolsDashboardsError Reporting

Industry Keywords

Financial InfrastructureMarketplaceTradingReal-Time ProductsFrontend Observability

Tech Stack

Tools & technologies

JavaScriptNext.jsReactTypeScriptWeb3

About the role

Key responsibilities & impact

Own and ship complex features end-to-end across Polymarket's core product surfaces
Build and launch web features while balancing speed, quality, architecture, and maintainability
Collaborate with backend engineers to design APIs, reason through data flows, and build reliable user experiences
Partner with QA, TPM, product, and design to clarify requirements, manage launches, and improve product quality
Monitor dashboards, alerts, and user reports to identify and respond to issues
Work with backend and infrastructure teams during incidents to isolate root causes, ship mitigations, and implement prevention work
Build and improve frontend logs, metrics, alerts, dashboards, and error reporting
Identify technical debt, propose pragmatic refactors, and contribute to frontend architecture and system design
Lead by example through code reviews, clear communication, and high-quality execution
Connect technical work to performance, reliability, product quality, and conversion outcomes
Break down ambiguous product requirements into shippable engineering work

Requirements

What you’ll need

5+ years of frontend web engineering experience with experience in crypto, Web3, or adjacent financial infrastructure
Strong hands-on experience with React, Next.js, TypeScript, and modern frontend development
Strong frontend system design instincts across state management, data fetching, caching, performance, reliability, and maintainability
Experience owning complex features from scoping through launch
Strong debugging skills and experience responding to production issues
Comfortable working with backend engineers on APIs, data contracts, failure modes, and system behavior
High agency: you notice problems, propose solutions, and drive work to completion
Product-minded: you care about user experience, not just implementation
Able to operate independently in a fast-moving, ambiguous environment
Clear communicator during planning, launches, bugs, and incidents
(Plus) Frontend performance specialization
(Plus) Experience with high-traffic, real-time, marketplace, trading, or financial products
(Plus) Experience building for WebViews or shared web/mobile surfaces
(Plus) Experience improving frontend observability, alerting, or reliability practices
(Plus) Strong practical use of AI tools to improve engineering productivity

Benefits

Comp & perks

Equity
Unlimited PTO
Full Health, Vision, & Dental coverage
401k match
Hardware setup: new MacBook Pro, big display, & accessories