Staff Backend Engineer, Search

Mango Technologies, Inc.

Job Overview

Location

United States

Job Type

Full-time

Full Job Description

📋 Description

• Staff Backend Engineer, Search role focused on designing, optimizing, and scaling search infrastructure for ClickUp’s AI-native productivity platform, which unifies tasks, docs, chat, calendar, and enterprise search.
• Day-to-day responsibilities include improving search relevance, accuracy, and speed; enhancing real-time indexing pipelines; building vector search capabilities; creating measurement frameworks for search quality; and collaborating with AI, backend, and product teams to integrate search into new features.
• ClickUp is an AI-native company building the future of work with a converged workspace, where every team member leverages AI daily and AI fluency is evaluated in hiring.
• The role offers the opportunity to directly impact the core search functionality that underpins ClickUp’s AI efforts, scale systems for a rapidly growing user base, and contribute to making the platform the most intuitive and responsive productivity tool available.

🎯 Requirements

• Bachelor's degree in Computer Science or related field
• 7+ years of experience as a search engineer or in a directly related role
• Hands-on production experience with OpenSearch or ElasticSearch (strongly preferred); Solr experience considered but less ideal
• Experience with high-scale, real-time data ingestion and search serving in a backend services context
• Proven ability to optimize query parsing, indexing, and relevance tuning for search systems
• Experience measuring and optimizing search quality

🏖️ Benefits

• Opportunity to work on AI-native productivity platform unifying tasks, docs, chat, calendar, and enterprise search
• Chance to shape core search functionality that drives ClickUp’s AI initiatives forward
• Remote work flexibility (indicated by #LI-REMOTE)
• Equal Opportunity Employer with commitment to diversity and inclusion
• Visa sponsorship consideration for engineering and product roles based on business needs
• Access to AI tools to support candidate screening and recruitment process

Skills & Technologies

TypeScript

PostgreSQL

Elasticsearch

Backend

Senior

Remote

Degree Required

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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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