Senior Frontend Engineer

Mango Technologies, Inc.

Job Overview

Location

Poland

Job Type

Full-time

Full Job Description

📋 Description

• Senior Frontend Engineer role focused on building and enhancing ClickUp’s converged AI workspace using Angular 2+, contributing to a product that unifies tasks, docs, chat, calendar, and enterprise search with AI-driven context to improve team productivity.
• Day-to-day responsibilities include collaborating with backend and integrations teams to develop features, ensuring code quality through testing with QA counterparts, building reusable and performant front-end components, managing project priorities and deadlines, resolving performance and scalability issues, maintaining unit and integration tests, fixing bugs, and following state management best practices.
• Part of a bold, innovative engineering team at ClickUp that values ownership, problem-solving, and a driven culture, where engineers are expected to ship high-quality work and contribute to a collaborative, fast-scaling environment.
• Opportunity to deepen expertise in modern frontend technologies (Angular, TypeScript, RxJS, NgRx), mentor teammates, influence product direction through technical excellence, and grow as a technical leader in a company pioneering the future of work with AI.

🎯 Requirements

• 5+ years of experience working with JavaScript and one or more modern frameworks, with Angular 2+ required
• Experience with Redux-style state management (NgRx), TypeScript, and RxJS
• Strong HTML/CSS skills including layout, specificity, cross-browser compatibility, and accessibility
• Proven ability to work as a self-starter, operationally focused problem-solver with excellent interpersonal, written, and oral communication skills
• Experience mentoring teammates to improve technical craft and share knowledge

🏖️ Benefits

• Opportunity to work on AI-powered features shaping the future of work
• Collaborative environment with close partnership across backend, integrations, design, and product teams
• Culture that values ownership, grit, and impact over rigid qualification checklists
• Support for career growth and bold career development through challenging work
• Equal Opportunity Employer commitment with inclusive hiring practices

Skills & Technologies

JavaScript

TypeScript

Vue.js

Angular

Frontend

Senior

Onsite

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Mango Technologies, Inc.

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About Mango Technologies, Inc.

ClickUp is a San Diego-based productivity platform that unifies tasks, documents, goals, chat, and whiteboards in one cloud workspace. Founded in 2017, the company serves individuals, startups, and large enterprises seeking to replace scattered tools with a single, customizable hub. Its feature set includes hierarchical task management, real-time collaboration, time tracking, reporting dashboards, and hundreds of pre-built templates and integrations. ClickUp targets teams in software development, marketing, and operations that need to plan, execute, and monitor work without switching applications.

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