Jobs / United States / Mango Technologies INC D B A Clickup
Staff 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 Staff Frontend Engineer to lead the design and development of major frontend systems and product initiatives at ClickUp. You’ll work across teams to solve complex technical challenges, improve engineering velocity, and help shape the direction of our frontend architecture. This role is for someone who thrives in fast-paced environments, drives clarity in ambiguity, and can influence both technical decisions and execution across the organization. WHAT YOU’LL DO - Lead development of complex product features and frontend systems in Angular and React. - Partner with backend, integrations, product, design, and QA to deliver high-quality user experiences at speed - Architect scalable, reusable frontend patterns that improve product quality and developer velocity - Identify and address performance bottlenecks, UI architecture issues, and scalability risks - Drive engineering best practices across testing, observability, code quality, and maintainability - Help teams make strong technical decisions under tight timelines and evolving priorities - Own delivery across large initiatives, balancing immediate product needs with long-term technical health - Mentor engineers and elevate frontend craftsmanship across the team - Contribute to improving how frontend engineers work together across domains QUALIFICATIONS - 7+ years of frontend engineering experience, with deep expertise in Angular and React - Strong command of TypeScript, RxJS, NgRx, and modern frontend architecture patterns - Experience building reusable component systems and scalable frontend application structures - Deep knowledge of performance optimization, debugging, and building for large-scale web applications - Strong product sense and ability to work cross-functionally in a fast-moving company - Demonstrated success leading major technical initiatives and influencing across teams - Strong mentorship skills and a track record of leveling up other engineers - Excellent communication and execution skills, especially in high-urgency environments - Strong experience with unit, integration and end 2 end testing using jest, vilest, playwright or related frameworks and ability to come up with testing strategies. 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 Acqu