Frontend UI Developer
20 hours ago
Frontend UI Developer Get AI-powered advice on this job and more exclusive features. This range is provided by Mercor. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $80.00/hr - $120.00/hr Direct message the job poster from Mercor About The Job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: Frontend Engineer Type: Freelance Compensation: $80–$120/hour Location: Remote Duration: 1 month Commitment: 15–20 hours/week Role Responsibilities Develop and validate coding benchmarks in React, TypeScript, or JavaScript by curating issues, solutions, and test suites from real‑world repositories. Ensure benchmark tasks include comprehensive unit and integration tests for solution verification. Maintain consistency and scalability of benchmark task distribution. Provide structured feedback on solution quality and clarity. Debug, optimize, and document benchmark code for reliability and reproducibility. Work independently and asynchronously with flexible hours to improve AI systems. Qualifications Must‑Have 3–10 years of experience as a frontend engineer. Degree in Software Engineering, Computer Science, or a related field. Strong proficiency in React, TypeScript, or JavaScript. Experience with debugging, testing, and validating code. Comfortable with technical writing and attention to detail. Start Date Immediate Compensation & Legal Independent contractor Daily payment via Stripe Connect Application Process (Takes 20–30 mins to complete) Upload resume AI interview: A short, 15‑minute conversational session to understand your background, experience, and interest in the role Brief assessment testing real-world coding ability, technical depth, and debugging approach Follow‑up communication within a few days with next steps and onboarding details Resources & Support For details about the interview process and platform information, please check: For any help or support, reach out to: PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity. Seniority level Not Applicable Employment type Part‑time Job function Software Development #J-18808-Ljbffr
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UI React Developer
9 hours ago
Canada Quantum World Technologies Inc. Full timeRole – UI Developer Location – Canada Remote Job Descriptions: Senior React Web App Engineer, React components, UI, ShadCN, Frontend Development, React, TypeScript, Claude Code , Cursor AI vibe coding, frontend performance tuning, testing strategies (Jest, Playwright), and developer tooling (Vite, TurboRepo, ESLint, Storybook). state management (Redux,...
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Frontend Developer
3 days ago
, , Canada Maple Billing Full timeBuild delightful user experiences and intuitive interfaces for our modern revenue platform. About Maple Maple is an all-in-one revenue platform that allows you to quickly build experimentation-ready basic, usage-based or seat-based billing capabilities into your product. The platform is designed to be highly available, accurate and flexible for any kind of...
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Senior Frontend Developer
3 weeks ago
, , Canada TekRek Full timeBase pay range CA$90.00/hr - CA$120.00/hr About the Role TekRek is working with a leading global fintech company that is seeking a Senior Frontend Software Engineer on a renewing 6‑month contract. This role will focus on building the next generation of core web applications and user experiences that make digital assets accessible to millions worldwide....
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Senior Frontend Developer
2 weeks ago
Canada Jobility Talent Solutions Full timeHi, I hope you are doing well Please inform me of your availability regarding the requirements listed below. Title: - Frontend Developer Location: - Toronto ON (Hybrid) Contract Job Description This Frontend UI Developer role within Quantitative and Technology Services (QTS), consists of developing, improving, and supporting strategies. The individual will...
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Senior Frontend Developer
2 weeks ago
Canada Jobility Talent Solutions Full timeHi, I hope you are doing well Please inform me of your availability regarding the requirements listed below. Title: - Frontend Developer Location: - Toronto ON (Hybrid) Contract Job Description This Frontend UI Developer role within Quantitative and Technology Services (QTS), consists of developing, improving, and supporting strategies. The individual will...
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Senior Frontend Developer
2 weeks ago
Canada Jobility Talent Solutions Full timeHi, I hope you are doing well Please inform me of your availability regarding the requirements listed below. Title: - Frontend Developer Location: - Toronto ON (Hybrid) Contract Job Description This Frontend UI Developer role within Quantitative and Technology Services (QTS), consists of developing, improving, and supporting strategies. The individual will...
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, , Canada AuthZed Full timeA dynamic technology company in Canada is seeking a Sr. Frontend Engineer to build innovative UI for their products. Your role includes designing high-performance features, improving development practices, and engaging with diverse teams while thriving in a fast-paced startup environment. Candidates should have 5+ years of experience and proficiency in...
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Senior Frontend Developer — Monetization
20 hours ago
, QC, Canada Xsolla Full timeAbout Us Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the future of video games, Xsolla is resolute in the mission to...
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Senior Frontend Lead: AI Analytics UI
3 days ago
, , Canada Snowflake Full timeA leading technology company is seeking a Senior Frontend Engineer to lead the Analytics & Compute UI Engineering team. This role involves driving product vision, collaborating with cross-functional teams, and delivering innovative solutions. The ideal candidate has significant experience in leading front-end applications, strong technical skills in...
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Staff Developer
7 days ago
, , Canada AgencyAnalytics Inc Full timeDepartment: Engineering Employment Type: Permanent Location: Remote Canada Reporting To: Cory Thomas Compensation: $144,000 - $216,000 / year Description At AgencyAnalytics, our Staff Developers are T-shaped: you operate broadly across multiple technical domains but also dive deep into specific problem areas when needed. You're part strategist, part builder,...