Language Specialist (Localisation & AI Data Annotation)

All-in Global is the industry-leading provider for the iGaming industry, with localisation and content writing as our flagship services. We are the number one choice for companies looking to boost their content outreach in over 90 languages, and we aim to remain at the top of the tree.

We are looking for tech-savvy Language Specialists to support localisation and data annotation tasks for AI and machine learning projects. This hybrid role bridges the gap between linguistics and technology, ideal for someone with a keen eye for language and an interest in AI-powered content development. You will work on a variety of multilingual tasks: from human-quality localisation to linguistic data labelling, and evaluation of AI-generated content. This role is particularly well-suited to professionals who are adaptable, detail-oriented, and comfortable navigating structured data and digital tools.

Are you a well-organised individual with some experience in data annotation and strong attention to detail? Then read below to understand what type of candidate we are looking for and what's in it for you!

Main responsibilities:

• Localise content accurately and within set deadlines
• Annotate language data to support AI models
• Evaluate and provide feedback on AI-generated outputs
• Moderate multilingual content and apply in-house quality standards
• Follow project-specific guidelines and workflows using internal tools and platforms
• Collaborate with our other Language Specialists, Project Managers, and Innovation team
  
  
  

Preferred background:

• Native-level fluency in Brazilian Portuguese, European French or Spanish, or German
• Excellent command of English (written and spoken) with strong communication skills
• Solid experience in translation, localisation, or linguistic QA
• Comfortable working with structured data (CSV, JSON, spreadsheets)
• Familiar with CAT tools and/or annotation platforms is a plus
• Abile to follow detailed instructions and deliver consistent quality
• Interested in AI tools and evolving language technologies
• Strong attention to detail and accuracy in data entry and record-keeping
• Excellent organisational and time management skills, with the ability to prioritise tasks and meet deadlines
• Proactive and autonomous with a drive to learn and improve
  
  
  

Meet All-in Global:

As the pioneers in Language Solutions for the iGaming industry, we continue to serve many of the largest iGaming companies worldwide. Our ISO-certified processes, state-of-the-art neural machine translation engines, file integration systems, and passionate and talented team have even earned us a few industry awards. Over the years, we have expanded our services to the sports betting, esports, and FinTech sectors, with exciting possibilities on the horizon.

At All-in Global, we believe in treating people with respect and integrity while having a good time. We take pride in our dedicated and collaborative team; we wouldn't be where we are without them. For more information about All-in Global, please visit our social media: https://all-in.global/about/, https://www.linkedin.com/company/all-in-global, and https://www.facebook.com/allindotglobal/

Start date: Immediate

Location: Boavista, Porto (Carolina Michaelis metro station)

Benefits: Competitive salary package inclusive of an annual performance bonus and:

• €6/day of Sub. Alim. with access to Coverflex
• Flexible and reduced working hours (35 hours/week)
• 27 days of annual leave
• Private health insurance
• Hybrid work: in-office with work-from-home flexibility
• Career growth and learning & development opportunities
  
  
  

Reporting to: Ângela Salvado, Operations Manager

To apply: Please mention your availability for an interview, notice period/availability to start, and salary expectations

We are an equal opportunity employer dedicated to non‐discrimination in employment on any basis, including race, colour, age, religion, sex, nationality, disability, or marital status.

All-in Global is the industry-leading provider for the iGaming industry, with localisation and content writing as our flagship services. We are the number one choice for companies looking to boost their content outreach in over 90 languages, and we aim to remain at the top of the tree.