ClickUp · 2 days ago
Principal Backend Engineer, Collaboration Platforms
ClickUp is a high-growth SaaS company building an all-in-one productivity platform. The Principal Backend Engineer will own the architectural vision for core collaboration platforms, focusing on real-time editing and performance improvements for enterprise customers.
AppsCollaborationProductivity ToolsSaaSSoftwareTask Management
Responsibilities
Own the long-term technical strategy for ClickUp’s core collaboration platforms, including real-time editing (RTE), live canvases, file uploads, and media streaming
Solve our most ambiguous architectural puzzles by diving deep across our full stack (Angular, Quill, WebSockets, Yjs, NodeJS, PostgreSQL, AWS)
Cultivate operational excellence across the organization by implementing architectural patterns that improve the reliability of all our systems
Ship complex, multi-quarter initiatives that unify our collaborative surfaces and provide an innovative advantage in the enterprise market
Mentor the next generation of technical guides and elevate ClickUp's engineering culture through your guidance and influence
Qualification
Required
Hands-on technical guide who thrives on solving complex problems that span frontend, backend, and infrastructure boundaries
T-shaped engineer with deep expertise in at least one complex technical domain (e.g., real-time collaboration, media pipelines, distributed systems) and a proven ability to apply that depth to new areas
Ability to modernize legacy systems and transform them incrementally into scalable and maintainable platforms
Guide through influence, not authority, with technical credibility and pragmatic communication to align diverse stakeholders around a shared vision
See complex architecture as an opportunity to deliver transformative, lasting improvements
Specific experience with collaborative technologies
Consistently solve problems that others can't and act as a catalyst for the teams you work with
Company
ClickUp
ClickUp is the world’s first Converged AI Workspace, bringing together all work apps, data, and workflows.
H1B Sponsorship
ClickUp has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (7)
2024 (10)
2023 (11)
2022 (27)
2021 (6)
Funding
Current Stage
Late StageTotal Funding
$537.5MKey Investors
GeorgianCraft Ventures
2021-10-27Series C· $400M
2020-12-15Series B· $100M
2020-06-24Series A· $35M
Recent News
2025-12-29
2025-12-26
Company data provided by crunchbase