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Text Annotation Jobs (NOW HIRING)

Apple

Senior Frontend Engineer, Annotation Tools

Sunnyvale, CA · On-site

$143.80K - $197.80K/yr

You'll design and implement modular, scalable frontend architectures that power multiple annotation workflows (image, text, audio) in a shared platform...You'll create responsive, high-quality ...

Congensys Corp.

Senior Data Scientist

Woodlawn, MD · On-site

... text annotation tools and semantic frameworks. • Ability to clean and process large amounts of real-world data. • Experience retrieving and manipulating data from a variety of data sources ...

Propio

AI Engineer

Leawood, KS · On-site

$111.40K - $133.80K/yr

... text, speech, and multimodal experiences. Propio is hiring an AI Data Strategy Engineer / Applied Scientist, LLM Data to own the data strategy, curation pipelines, annotation workflows, and ...

Propio

AI Engineer

Leawood, KS

$111.40K - $133.80K/yr

... text, speech, and multimodal experiences. Propio is hiring an AI Data Strategy Engineer / Applied Scientist, LLM Data to own the data strategy, curation pipelines, annotation workflows, and ...

Propio Language Services

AI Engineer

Leawood, KS · On-site

$111.40K - $133.80K/yr

... text, speech, and multimodal experiences. Propio is hiring an AI Data Strategy Engineer / Applied Scientist, LLM Data to own the data strategy, curation pipelines, annotation workflows, and ...

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Text Annotation information

What is a Text Annotation job?

A Text Annotation job involves labeling and categorizing text data to help train machine learning models. Annotators add tags, metadata, or classifications to text, enabling AI systems to understand language patterns. This work is essential for applications like chatbots, search engines, and sentiment analysis. Strong attention to detail and language proficiency are key skills for this role.

What are the key skills and qualifications needed to thrive in the Text Annotation position, and why are they important?

Strong language proficiency, attention to detail, and critical thinking are essential skills for succeeding as a Text Annotation specialist, often supported by a bachelor's degree in linguistics, computer science, or a related field. Familiarity with annotation tools like Labelbox, Prodigy, or the Amazon Mechanical Turk platform, as well as knowledge of data privacy and handling protocols, is typically required. Excellent communication, self-motivation, and the ability to focus on repetitive tasks help individuals excel in this position. These capabilities ensure high-quality, consistent data labeling for machine learning models, supporting the development of cutting-edge AI solutions.

What are typical day-to-day responsibilities for someone working in text annotation?

Text Annotation professionals spend much of their day reading and labeling text data according to specific guidelines, ensuring that information is correctly categorized and flagged. This can involve highlighting entities, identifying sentiments, tagging parts of speech, or annotating complex relationships within text documents. They frequently collaborate with project managers, data scientists, and quality assurance teams to clarify instructions and maintain data consistency. The role often involves independent work, but regular check-ins and feedback sessions help maintain accuracy and enhance understanding of evolving annotation requirements. This combination of independent and collaborative tasks makes the position dynamic and integral to successful AI or NLP project outcomes.
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Text Annotation jobs near you
Senior Frontend Engineer, Annotation Tools

Senior Frontend Engineer, Annotation Tools

Apple

Sunnyvale, CA • On-site

$143.80K - $197.80K/yr

Full-time

Posted 25 days ago

Apple rating

8.1

Company rating: 8.1 out of 10

Based on 661 frontline employees who took The Breakroom Quiz

6th of 30 rated technology retailers

Job description

We're seeking a detail-oriented Senior Frontend Engineer to build world-class web-based annotation tools using React and TypeScript. You'll design and implement modular, scalable frontend architectures that power multiple annotation workflows (image, text, audio) in a shared platform...You'll create responsive, high-quality interfaces that enable global annotators to work efficiently-combining exceptional frontend craftsmanship with thoughtful system design and AI-assisted productivity. This role is ideal for someone who values design quality, architectural clarity, and close collaboration with product and design partners.
As a Senior Web Frontend Engineer, you'll lead the design and development of sophisticated React-based annotation tools that combine polished user experiences with intelligent AI integration.You'll collaborate directly with product managers, designers, and end-users to understand annotation workflows, translate requirements into elegant web applications, and continuously improve tools that enhance annotator productivity worldwide.You'll bring both precision and creativity-implementing pixel-accurate designs when specifications exist and exercising strong UX judgment when they don't. You'll help shape frontend systems that scale gracefully, balancing user experience, maintainability, and performance.This role sits at the intersection of frontend engineering, design sensibility, and product thinking.
5+ years of experience building and scaling production web applications in React and TypeScript, including component architecture, state management, and performance optimization.Expertise with modern frontend build tools and styling frameworks (e.g., Vite, Webpack, Tailwind CSS, CSS Modules) and strong grasp of modern JavaScript/CSS practices.Proven ability to translate design specifications into pixel-perfect UI implementations and to make thoughtful, user-centered UI/UX decisions when specifications are incomplete.Demonstrated experience collaborating with product managers, designers, and end-users to deliver high-quality, customer-facing web applications.Solid understanding of frontend architecture and modular design principles (e.g., design systems, component reuse, scalability).
Experience designing or implementing multi-tool or modular frontend systems that support evolving product workflows.Expertise building annotation, labeling, or complex data-visualization tools.Experience integrating AI/ML models or SDKs into frontend applications.Strong performance optimization skills in data-heavy, real-time, or media-rich web applications.Experience developing or maintaining shared design systems or component libraries.Proficiency using AI-assisted development tools (e.g., Cursor, Windsurf, Claude Code, VS Code extensions) to accelerate coding tasks while maintaining code quality.

What Apple employees say

Pay

Benefits

Hours and flexibility

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About Apple

Sourced by ZipRecruiter

Imagine what you could do here! At Apple, new ideas have a way of becoming extraordinary products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. Dynamic, intelligent people and inspiring, innovative technologies are the norm here. The people who work here have reinvented entire industries with all Apple Hardware products. The same real passion for innovation that goes into our products also applies to our practices strengthening our dedication to leave the world better than we found it.

Industry

Computer and electronic product manufacturing

Company size

10,000+ Employees

Headquarters location

Cupertino, CA, US

Year founded

1976

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