At Linear, we're building the product development system for teams and agents. AI is fundamentally changing how software gets built, and we’re shaping the tools this new era requires.
Remote Jobs in Portugal 2026
2606 remote jobs open to candidates in Portugal. Updated daily.
This role is about making judgment calls on AI output quality. You will see prompts across a wide range of topics -- math, coding, creative writing, factual questions, safety scenarios -- and rate the corresponding model responses on dimensions like helpfulness, truthfulness,…
Quality review sits between the annotation team and the client. You will sample completed batches, apply the scoring rubric, and produce accuracy reports that the project lead uses to give feedback to annotators.
This role puts you at the center of the data pipeline. You will apply annotation schemas to raw text and images so that downstream ML models can learn from clean, consistent labels.
You will sit at the intersection of AI training and human judgment. Each task presents a prompt-response pair (or set of pairs) that you evaluate against a detailed rubric covering accuracy, helpfulness, safety, and style.
AfterQuery is seeking Legal JD Experts to create and refine legal reasoning challenges for our AI training modules. In this remote, flexible role, you will design and evaluate legal scenarios that test the AI's ability to interpret and apply complex legal principles, ensuring…
為滿足全球客戶的翻譯需求,我們目前正在尋找專精於繁體中文(台灣)Webtoon 排版的自由接案人才。 工作內容: 作為 Webtoon 排版人員,您的主要職責是將翻譯後的文本(如對話、旁白、音效)以視覺化方式整合至 Webtoon 圖像中。工作需注重字體選擇、大小、對話框位置、間距、美學協調與文化相關性等細節。 資格與條件: 精通 Photoshop(影像編輯軟體) 優秀的英語與繁體中文(台灣)書寫與口語能力 擁有 Webtoon 排版或相關領域的專業經驗 對細節、拼寫、文法具高度敏感度 能在緊迫時限下工作并且保持專業態度 應徵方式:…
The workload will average 5-10 hours per month. Potential candidates will need to pass a translation test, for which they will be compensated. Successful candidates will then participate in a virtual interview with one of the client's Marketing Managers in China.
At Tether, we’re not just building products, we’re pioneering a global financial revolution. Our cutting-edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate reserve-backed tokens across blockchains.
No experience required. All you need is: ✔ A laptop ✔ A microphone ✔ The ability to speak naturally in your native language and understand a second language well You and another speaker will record short, everyday conversations (about 5 minutes each) on simple topics like…
No experience required. All you need is: ✔ A laptop ✔ A microphone ✔ The ability to speak naturally in your native language and understand a second language well You and another speaker will record short, everyday conversations (about 5 minutes each) on simple topics like…
No experience required. All you need is: ✔ A laptop ✔ A microphone ✔ The ability to speak naturally in your native language and understand a second language well You and another speaker will record short, everyday conversations (about 5 minutes each) on simple topics like…
AfterQuery is seeking a Chemistry PhD Expert to help design, create and evaluate challenging chemistry problems that train and refine our AI models.
AfterQuery is searching for Physics PhD Experts to craft, review, and enhance physics-related reasoning problems to advance our AI labs.
We are Quadcode, a fintech company excelling in financial brokerage activities and delivering advanced financial products to our global clientele. Our flagship product, an internal trading platform, is offered as a Software-as-a-Service (SaaS) solution to other brokers.
You and another speaker will record short, everyday conversations (about 5 minutes each) on simple topics like shopping, travel, or making plans. You’ll speak only in your native language. Your partner will speak only in theirs.
You and another speaker will record short, everyday conversations (about 5 minutes each) on simple topics like shopping, travel, or making plans. You’ll speak only in your native language. Your partner will speak only in theirs.
You and another speaker will record short, everyday conversations (about 5 minutes each) on simple topics like shopping, travel, or making plans. You’ll speak only in your native language. Your partner will speak only in theirs.
You and another speaker will record short, everyday conversations (about 5 minutes each) on simple topics like shopping, travel, or making plans. You’ll speak only in your native language. Your partner will speak only in theirs.
Join Our New Exciting Bilingual Speech Project (P1: Hindi<>Marathi, Hindi<>Telugu, Tamil<>Malayalam)
You and another speaker will record short, everyday conversations (about 5 minutes each) on simple topics like shopping, travel, or making plans. You’ll speak only in your native language. Your partner will speak only in theirs.
We need linguists to help us with the below project: Language pair: NL into PL Task: score errors Cat tool: Online tool- we'll create an account for each vendor using their email addresses. Expected start date: ASAP Expected TAT for linguists: 6 business days.
We are looking for fluent or native speakers of the required languages to join a fully remote freelance project aimed at improving AI-powered translation systems.
Turing is one of the world’s fastest-growing AI companies, accelerating the advancement and deployment of powerful AI systems.
Turing is an AI-powered tech services company with a mission to accelerate AGI advancement and deployment by bridging the gap between global talent from 100+ countries and the world's best foundational LLM companies, by helping them improve performance through model evaluation,…