Key Skills

Job Description

What is Sigma? Sigma is a leading global technology company specializing in data collection and annotation for Artificial Intelligence. With over 30 years of experience, offices in Spain, the US, and the UK, and operations in more than 700 languages, we support top multinational clients in developing cutting-edge AI solutions. Soft Skills We Value Are you a proactive professional who thrives on challenges, values collaboration, and approaches every task with empathy, integrity, and a passion for learning? What Will You Do? The Voice Command Audio Collection Project focuses on collecting natural speech data to support the development of advanced voice-controlled technologies. The project involves producing a total of 500 short utterances, completed across two recording sessions. All recordings are delivered in a natural, conversational tone, with expressive and realistic intonation to reflect everyday voice interactions. The task can be carried out using either an Android mobile device or a Windows computer. Completion time is approximately 2.5 hours. The process is supported through detailed project manuals, with optional kick-off sessions available to provide clarification and assistance on technical and procedural aspects. All tasks are remote, performed through an online platform available 24/7. This opportunity is offered for freelancers under a commercial contract. We Are Looking For Candidates With The Following Qualifications Fluent in the language you are applying for. Knowledge of English is optional. Mobile Mobile phone with Android OS Computer Minimum 4GB RAM Microphone and webcam Operating system: Windows 10 or higher macOS 13 Ventura or higher All OS updates installed and supported by the vendor Connectivity & Accessories Stable internet connection Headphones Secure internet location, protected by a strong password How to Apply If you’re interested, click “APPLY FOR THIS JOB” and follow the instructions. After submitting your application, you will receive an email with the required tests to assess your qualifications. These tests are mandatory to move forward in the process. Check your inbox and spam folder, just in case! Important Notes Sigma.AI does not hire through third parties. No agents’ intermediaries or third parties are authorized to represent benefit from or participate in any way in the relationship. To this effect the Candidate agrees to provide any documentation or information reasonably requested by the Company to verify their identity and credentials. Should the Candidate fail to provide enough evidence of their identity to Sigma´s satisfaction, Sigma shall be entitled to withhold or terminate any offer with the Candidate. The company may employ or rely on artificial intelligence systems in its selection processes. Such processing is carried out in an ethical, transparent, and legally compliant manner. The purpose of the processing is to evaluate the tests submitted in the course of the selection process (for instance the transcribed content provided by the candidate). The legal basis for processing your data is the pre-contractual relationship between the parties and/or the provision of requested services. Need Help? We’re here for any questions or concerns. Join us and be part of something global, innovative, and impactful.

Core Responsibilities

Record 500 short voice-command utterances across two sessions, using a natural, conversational tone and realistic intonation. Complete and submit the recordings remotely through the online platform, following the project manuals and any applicable technical and procedural guidance.

Requirements

Candidates must be fluent in German; English knowledge is optional. They need an Android phone or a computer meeting the stated operating-system and hardware requirements, along with a microphone, webcam, headphones, stable internet, and a secure internet location.