Jobs / United States / Mango Technologies INC D B A Clickup
Senior Frontend Engineer
Mango Technologies INC D B A Clickup · 🇺🇸 United States; Remote · Remote
Sponsorship verdict
Posting rules out sponsorship
The posting rules out sponsorship or requires citizenship/clearance.
- Employer is on a government sponsor recordUSCIS Data Hub records 8 H-1B approvals for this employer in FY2023. Source: USCIS H-1B Employer Data Hub (US Citizenship and Immigration Services).
- The posting says it won’t sponsorIts own wording says sponsorship is unavailable.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
A verdict summarises public evidence; it is not legal advice and never a guarantee — the employer and the immigration authority decide. Sign in to factor in where you can already work.
Or apply yourself on the official page →
Why not apply?
The posting states sponsorship is unavailable. Applying is unlikely to lead anywhere if you need sponsorship.
SponsorApply flags time-wasters so your applications go where they can land. These come from the posting's own wording — read the original listing to confirm. See better-fit alternatives →
Sponsor Radar — Mango Technologies INC D B A Clickup
USCIS Data Hub records 8 H-1B approvals for this employer in FY2023. Source: USCIS H-1B Employer Data Hub (US Citizenship and Immigration Services).
Past sponsorship or register membership never guarantees sponsorship for this vacancy or for you. Full Sponsor Radar for Mango Technologies INC D B A Clickup →
About the role
At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible. 🚀 ROLE OVERVIEW We’re looking for a Senior Frontend Engineer to help build and improve core product experiences at ClickUp. You’ll work closely with product, design, backend, and integrations teams to deliver high-impact features in a fast-moving environment. This role is ideal for someone who can move quickly, write high-quality code, and balance speed with long-term maintainability. WHAT YOU’LL DO - Build product features in Angular and React in partnership with designers, product managers, and engineers - Architect efficient, reusable frontend code that powers the ClickUp user experience - Collaborate closely with backend and integrations teams to deliver end-to-end features - Work with QA to ensure strong test coverage and high product quality across edge cases - Identify and resolve performance, scalability, and usability issues - Build and maintain unit and integration tests - Fix bugs quickly and deliver durable solutions to complex product challenges - Follow established frontend architecture and state management patterns across the app - Manage project priorities, deadlines, and deliverables in a fast-paced environment QUALIFICATIONS - 5+ years of experience with JavaScript and modern frontend frameworks, with Angular or React required - Strong experience with TypeScript, RxJS, and NgRx or similar Redux-style state management - Solid understanding of reusable component architecture and frontend performance - Strong HTML/CSS fundamentals, including layout, accessibility, cross-browser compatibility, and maintainable styling practices - Proven ability to move quickly, take ownership, and execute with urgency - Strong communication and collaboration skills - Experience mentoring teammates and helping raise engineering quality - Strong experience with unit, integration and end 2 end testing using jest, vilest, playwright or related frameworks. Equal Opportunity Employer ClickUp is an Equal Opportunity Employer, and qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin. Privacy Notice ClickUp collects and processes personal data in accordance with applicable data protection laws. You can find further details by viewing our Global Candidate Privacy Notice. https://clickup.com/careers-terms/candidate-privacy-notice If you are a Philippine Job Applicant, please also see our Philippine Data Privacy Notice https://t333.s.clickup-attachments-stg.com/t333/d9a53ce2-6d2c-48cd-84b1-ed4e525f9613/Philippine%20Data%20Privacy%20Notice_2024.pdf?view=open for further details. Visa Sponsorship Please note we are unable to sponsor or take over sponsorship of an employment visa for roles outside of engineering and product at this time. Sponsorship for engineering and product roles is not guaranteed, but is instead based on the business needs for that specific role at that time. Please reach out to the recruiter with any questions. Fraud Alert ClickUp Talent Acquisition will only initiate contact via an @clickup.com http://clickup.com email or through our official careers portal on clickup.com http://clickup.com. We will never request fees, payments, or sensitive personal information. Please disregard any offers received outside these channels and report them to support@clickup.com. AI Processing Notice Click