Location: Remote - EMEA
Workplace: Remote
ABOUT US
Launched in 2019, Constructor is an AI-first e-commerce search and discovery platform that helps shoppers find the right products at the right time and enables leading global e-commerce brands to drive meaningful revenue and conversion gains.
ABOUT THE ROLE
The ML Infrastructure team builds and operates the shared backend services and platform capabilities that Constructor's ML and product teams rely on to develop, deploy, and run machine learning at scale - from model serving (including LLMs) to the specialized storages and data pipelines behind it.
We are a service team by nature: our roadmap is shaped by the needs of product teams, and we succeed when they can move faster with less friction. We're looking for a Senior Backend Engineer who is comfortable with, and motivated by this dynamic, and who will take end-to-end ownership of core services.
In the near and mid-term, our focus areas include:
- Making ML workloads easy to run, scale, and operate for every team
- Providing self-service, configurable infrastructure components to ML and product teams
- Owning and evolving core ML services and related pipelines with a high bar for reliability and performance
CHALLENGES YOU WILL TACKLE
- Design, build, and operate high-load distributed backend services that power the company's ML infrastructure
- Take end-to-end ownership of core ML services and related data pipelines: from design and implementation to deployment, observability, and continuous improvement
- Partner with ML and product teams to understand their needs and turn them into reliable, reusable platform capabilities
- Make and defend technical decisions: evaluate trade-offs, design first, and own the outcome
- Be responsible for what you and your team do
REQUIREMENTS
- 5+ years of professional experience in backend or platform engineering
- Extensive Python knowledge (our primary language)
- Hands-on experience developing on a public cloud (AWS, GCP, or Azure) or with self-managed Kubernetes - AWS is our primary platform, but we're not limited to it
- Experience designing and building distributed, high-load services and APIs
- Strong knowledge of data structures, algorithms, and their trade-offs
- Design-driven engineering mindset: we're a coding-assistant-friendly environment and expect you to use modern AI tools - but you lead with system design and a strong understanding of their applicability and trade-offs
- Ownership and proactivity: you can't close your eyes to problems, but are ready to solve them and take responsibility for outcomes
- You are friendly and willing to help your teammates & others
NICE TO HAVE:
- Experience with Rust (or C/C++/Go) - a strong plus
- Experience developing or contributing to ML platforms or ML infrastructure - a strong plus
- Experience setting up and operating any vector database (Qdrant, Milvus, Weaviate, OpenSearch, pgvector, etc.) - a strong plus
- Experience with model serving / inference infrastructure, including LLMs
- Experience with Infrastructure as Code (Terraform or similar)
BENEFITS
- 🏝️ Unlimited vacation time - we strongly encourage all of our employees take at least 3 weeks per year
- 🌎 Fully remote team - choose where you live
- 🛋️ Work from home stipend! We want you to have the resources you need to set up your home office
- 💻 Apple laptops provided for new employees
- 🧑🎓 Training and development budget for every employee, refreshed each year
- 👪 Maternity & Paternity leave for qualified employees
- 🧠 Work with smart people who will help you grow and make a meaningful impact
- 💵 Base salary: $80k–$120k USD, depending on knowledge, skills, experience, and interview results
- 📈 Stock options - offered in addition to the base salary
- 🎉 Regular team offsites to connect and collaborate
DIVERSITY, EQUITY, AND INCLUSION AT CONSTRUCTOR
At Constructor.io http://Constructor.io we are committed to cultivating a work environment that is diverse, equitable, and inclusive. As an equal opportunity employer, we welcome individuals of all backgrounds and provide equal opportunities to all applicants regardless of their education, diversity of opinion, race, color, religion, gender, gender expression, sexual orientation, national origin, genetics, disability, age, veteran status or affiliation in any other protected group.
Studies have shown that women and people of color may be less likely to apply for jobs unless they meet every one of the qualifications listed. Our primary interest is in finding the best candidate for the job. We encourage you to apply even if you don’t meet all of our listed qualifications.
How we handle your data. By submitting this application, you acknowledge that Constructor will collect and process the personal data you provide for the purpose of evaluating your candidacy for this role. If you are not selected, we will retain your data for a limited period as described in our Recruitment Privacy Notice https://constructor.com/recruitment-privacy-notice. After that period your data will be deleted or anonymized.
RELOCATION TO GERMANY adjoe builds the technologies behind mobile apps growth and monetization. With our core product Playtime Arcade, we’ve become the global leader in rewarded advertising, an ad unit built on a simple premise: users earn real in-app rewards for engaging with new apps. The result is one of the most effective value exchanges in adtech, connecting advertisers and publishers with over 770 million users annually.
Architecting Intelligence to Optimize 200M+ Daily Decisions
As the intelligence core of our engineering organization, our Data Science team doesn’t just deploy models, we engineer the fundamental decision engine that powers our platform. At a scale of 770 million users and 100,000+ predictions per second, we are solving a multi-objective optimization problem that balances user incentives, advertiser ROI, and long-term platform health in real time. Our architecture is built on a 1PB+ behavioral data lake, providing the high-fidelity input necessary to train deep learning models that predict individual user engagement with precision. We aren’t just optimizing clicks, we are dynamically calculating optimal reward structures to sustain a global value exchange. Engineered for performance, our stack leverages Tensorflow and PyTorch for model training, NVIDIA Triton to achieve sub-100ms inference. We own the full ML lifecycle from high-level research and feature engineering to deployment and A/B experimentation. Here, you will find the autonomy, the data depth, and the massive scale required to solve the most complex optimization challenges in the adtech ecosystem.
The data infrastructure behind this runs at real scale: 2TB ingested in real time every day, 100+ Airflow jobs and data pipelines, and ML models handling p99 latency of 100ms across 100,000+ predictions per second.
As a Data Engineer on this team – you’ll be building and maintaining the infrastructure that makes them possible: the Feature Store, the data pipelines, the data quality systems, and the data architecture that data scientists depend on to move fast.
Your Mission & Who We Are Looking For:
Data engineering at ML scale. You have 5+ years in data engineering on a modern stack, with proven experience handling systems that process several TB of data per day and thousands of events per second. Flink is your default for real-time. You have hands-on experience with Apache Flink for stateful stream processing and real-time feature computation. You’ll translate Data Science requirements into high-performance streams, enable Data Scientists to contribute new features and implement features yourself when needed.
Pipeline bottlenecks don’t survive long around you. You know how to identify and eliminate inefficiencies in complex ETL jobs, whether handling high-volume batch processing or real-time streaming systems like Kafka. At adjoe, data velocity is critical: slow pipelines directly impact model freshness and prediction quality at sub-100ms inference.
You think in layers, not tables. You move beyond raw data to design robust, multi-layered data architectures using dbt, and can reason confidently about storage formats, Data Lakehouse models, and what belongs where in a 1PB+ data lake. Familiarity with Medallion Architecture is a strong plus.
The bridge between Data Science and Backend. You’ve worked closely with Data Scientists on online ML systems with low latency requirements, and understand what it takes to make experimental research production-ready. Strong Java required; Go or Python a plus.
Owns quality, not just delivery. You implement data validation, monitoring, and governance processes in production, because in a system where model inputs directly drive advertiser ROI, data integrity isn’t optional.
Experience with Airflow, Kubeflow, AWS, Terraform, and Kubernetes is a strong plus.
🌎 We welcome applications from talent worldwide and provide relocation support to Hamburg, Germany for those ready to join our team.
What’s in It for You?
At adjoe, you’re not here to just close JIRA tickets, you’re helping build the infrastructure behind one of the most impactful platforms in adtech. The systems you work on will reach hundreds of millions of users and power billions of decisions every day.
Go Big. Own projects with impact on 770M users and push adtech boundaries.
Move Fast. Ship solutions multiple times a day, learn from results, and keep momentum.
Be Direct. Solve problems openly and collaborate across teams.
Thrive Together. Grow with a diverse, global team of people from over 40 different countries that learn from each other.
Have Fun. Celebrate wins, enjoy daily victories, and bring your energy.
adjoe builds the technologies behind mobile apps growth and monetization. adjoe Ads is a programmatic in-app advertising platform connecting advertisers and publishers through Android and iOS SDKs. The User Experience team owns native Kotlin and Swift code running inside publisher apps, participating in 120 million daily auctions and capturing behavioral signals powering 50 billion predictions per day. The team also manages analytics dashboards, investigation tools, and data frameworks for real-time revenue performance, infrastructure cost visibility, and data quality assessments.
Your Mission & Who We Are Looking For:
— 5+ years of data analysis experience with senior leadership, mentoring junior/mid-level analysts, and bridging business ideas to technical solutions.
— Design and automate reliable, scalable data pipelines and workflows using dbt and Airflow for real-time performance reporting, data quality control, and regulatory compliance.
— Mastery of SQL (Window Functions, CTEs, deeply nested JSON/Map types) to optimize Trino/Athena queries over 5TB+ daily data volumes for speed and cost-efficiency.
— Deep Python expertise for complex, memory-efficient data manipulation and statistical modeling to handle massive daily data volumes.
— Apply Python-driven statistical methods (Power Analysis, P-values, Bayesian frameworks) for rigorous evaluation of SDK-side experiments and feature rollouts.
— Combine data visualization and technical storytelling to translate complex analyses and operational findings into actionable recommendations for stakeholders.
Relocation support to Hamburg, Germany is provided for candidates worldwide ready to join the team.
УдалённоseniorHamburg
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Location: Paris, France
Workplace: remote
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
𝗜𝗳 𝘆𝗼𝘂’𝗿𝗲 𝘀𝗼𝗺𝗲𝗼𝗻𝗲 𝘄𝗵𝗼:
✅Notices when recommendations actually make sense
🧠Thinks critically about usefulness, intent, and context
🖥️Cares about accuracy in digital experiences
This project is built for you.
Contract type: Freelance
Language: French (France)
Location: Paris
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in France.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Location: Munich, Germany
Workplace: remote
Contract type: Freelance
Language: German (Germany)
Location: Munich
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
𝗜𝗳 𝘆𝗼𝘂’𝗿𝗲 𝘀𝗼𝗺𝗲𝗼𝗻𝗲 𝘄𝗵𝗼:
✅Notices when recommendations actually make sense
🧠Thinks critically about usefulness, intent, and context
🖥️Cares about accuracy in digital experiences
This project is built for you.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in Germany.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Location: Milan, Italy
Workplace: remote
Contract type: Freelance
Language: Italian (Italy)
Location: Milan
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
𝗜𝗳 𝘆𝗼𝘂’𝗿𝗲 𝘀𝗼𝗺𝗲𝗼𝗻𝗲 𝘄𝗵𝗼:
✅Notices when recommendations actually make sense
🧠Thinks critically about usefulness, intent, and context
🖥️Cares about accuracy in digital experiences
This project is built for you.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in Italy.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Location: Bangalore, India
Workplace: remote
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
𝗜𝗳 𝘆𝗼𝘂’𝗿𝗲 𝘀𝗼𝗺𝗲𝗼𝗻𝗲 𝘄𝗵𝗼:
✅Notices when recommendations actually make sense
🧠Thinks critically about usefulness, intent, and context
🖥️Cares about accuracy in digital experiences
This project is built for you.
Contract type: Freelance
Language:Kannada (India)
Location: Bangalore
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in India.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Location: India
Workplace: remote
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
𝗜𝗳 𝘆𝗼𝘂’𝗿𝗲 𝘀𝗼𝗺𝗲𝗼𝗻𝗲 𝘄𝗵𝗼:
✅Notices when recommendations actually make sense
🧠Thinks critically about usefulness, intent, and context
🖥️Cares about accuracy in digital experiences
This project is built for you.
Contract type: Freelance
Language:Telugu (India)
Location: Hyderabad
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in India.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Location: India
Workplace: remote
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
𝗜𝗳 𝘆𝗼𝘂’𝗿𝗲 𝘀𝗼𝗺𝗲𝗼𝗻𝗲 𝘄𝗵𝗼:
✅Notices when recommendations actually make sense
🧠Thinks critically about usefulness, intent, and context
🖥️Cares about accuracy in digital experiences
This project is built for you.
Contract type: Freelance
Language:Tamil (India)
Location: Chennai
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in India.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Location: India
Workplace: remote
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
𝗜𝗳 𝘆𝗼𝘂’𝗿𝗲 𝘀𝗼𝗺𝗲𝗼𝗻𝗲 𝘄𝗵𝗼:
✅Notices when recommendations actually make sense
🧠Thinks critically about usefulness, intent, and context
🖥️Cares about accuracy in digital experiences
This project is built for you.
Contract type: Freelance
Language:Bengali (India)
Location: Kolkata
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in India.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Location: India
Workplace: remote
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
𝗜𝗳 𝘆𝗼𝘂’𝗿𝗲 𝘀𝗼𝗺𝗲𝗼𝗻𝗲 𝘄𝗵𝗼:
✅Notices when recommendations actually make sense
🧠Thinks critically about usefulness, intent, and context
🖥️Cares about accuracy in digital experiences
This project is built for you.
Contract type: Freelance
Language:Gujarati (India)
Location: Ahmedabad
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in India.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Location: India
Workplace: remote
We are looking for qualified raters to support a project focused on evaluating personalized search and location recommendations. This role involves rating the relevance and usefulness of suggested places based on personalized results and defined project guidelines.
𝗜𝗳 𝘆𝗼𝘂’𝗿𝗲 𝘀𝗼𝗺𝗲𝗼𝗻𝗲 𝘄𝗵𝗼:
✅Notices when recommendations actually make sense
🧠Thinks critically about usefulness, intent, and context
🖥️Cares about accuracy in digital experiences
This project is built for you.
Contract type: Freelance
Language: Marathi (India)
Location: Mumbai
Estimated volume: 8 - 10 hours
Start date: The project runs on a weekly basis.
What you will do:
Review search queries with results personalized based on your activity history
Evaluate suggested places (e.g., restaurants or locations) related to places you’ve previously visited
Rate whether the suggested places are relevant and useful
Follow project guidelines and complete tasks accurately
Requirements:
To be located and have the right to work in India.
An existing, actively used
Gmail account
with prior usage history on
Google Maps.
Participation is limited to maximum three project rounds. Please note that the task request will be dynamic and we will be providing you with a heads-up as soon as possible once there is a project round available for you.
Please note:
This project requires opt-in, consent-based access to limited elements of your activity history. A consent form will be provided for you to review and sign before participation. Please note that the consent form and its terms may be subject to change as project requirements evolve.
A desktop or laptop computer is required to complete the application and onboarding process. Mobile devices are not supported.
Чего ждём от тебя
Без этого не получится:
- 5+ лет в ML/DS — опыт выкатывания моделей в прод и понимание практических аспектов
- Уверенный Python: ООП, типизация, тесты
- Классический ML: бустинги, валидация, понимание, где нейросеть избыточна, а где достаточно градиентного бустинга
- Опыт с текстовыми нейросетевыми моделями: BERT-подобные трансформеры, LLM API, промпт-инжиниринг, eval-сеты
- Практический опыт MLOps: пайплайны данных, оркестрация (Airflow, Kubeflow или аналоги), трекинг экспериментов
- Инфраструктурный бэкграунд: Docker, CI/CD, Kubernetes, логирование и мониторинг — понимание высоконагруженных сервисов
- Умение мыслить P&L: перевод метрик моделей (F1, ROC-AUC) в конверсии и деньги, защита технических решений перед бизнесом финансовыми аргументами
- Опыт менторства или лидерства и желание этим заниматься
Location: France
Workplace: remote
About the Project
We are looking for a Session Director to support live, supervised voice recording sessions for a multilingual conversational AI project in French (France). In this role, you'll facilitate recording sessions, provide real-time participant coaching, and monitor technical quality throughout, helping ensure recordings are natural, authentic, and meet project specifications.
What You'll Do
Manage session facilitation, real-time coaching, and recording quality monitoring throughout each session
Why Join Welo Data?
✨ Limitless Flexibility
Project-based opportunities that fit your availability. Choose when and how much you want to contribute—fully remote, with complete autonomy.
🌱 Limitless Growth
Optional access to AI and Large Language Model workshops designed specifically for professionals like you. No coding required—just your expertise.
🌍 Limitless Support
Be part of a global contributor community with responsive guidance and support.
💡 Real Impact
Apply your expertise in the Legal field to influence the AI systems shaping the future of your industry—while collaborating with data professionals and expanding your skills.
How to Apply?
Apply now by answering a few quick questions to join our database and become part of our growing community.
About Welo Data
Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train the world’s most advanced AI systems. We’re building smarter, more human AI with a diverse community in 100+ countries.
At Welo Data, Limitless AI. Limitless You. isn’t just a slogan—it’s our promise. We build smarter AI through the power of human contribution, offering limitless opportunities for our global community to grow, contribute, and work on their terms.
Location: Quebec City, Canada
Workplace: remote
About the Project
We are looking for a Session Director to support live, supervised voice recording sessions for a multilingual conversational AI project in French (Quebec). In this role, you'll facilitate recording sessions, provide real-time participant coaching, and monitor technical quality throughout, helping ensure recordings are natural, authentic, and meet project specifications.
What You'll Do
Manage session facilitation, real-time coaching, and recording quality monitoring throughout each session
Why Join Welo Data?
✨ Limitless Flexibility
Project-based opportunities that fit your availability. Choose when and how much you want to contribute—fully remote, with complete autonomy.
🌱 Limitless Growth
Optional access to AI and Large Language Model workshops designed specifically for professionals like you. No coding required—just your expertise.
🌍 Limitless Support
Be part of a global contributor community with responsive guidance and support.
💡 Real Impact
Apply your expertise in the Legal field to influence the AI systems shaping the future of your industry—while collaborating with data professionals and expanding your skills.
How to Apply?
Apply now by answering a few quick questions to join our database and become part of our growing community.
About Welo Data
Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train the world’s most advanced AI systems. We’re building smarter, more human AI with a diverse community in 100+ countries.
At Welo Data, Limitless AI. Limitless You. isn’t just a slogan—it’s our promise. We build smarter AI through the power of human contribution, offering limitless opportunities for our global community to grow, contribute, and work on their terms.
Location: Peru
Workplace: remote
About the Project
We are looking for a Session Director to support live, supervised voice recording sessions for a multilingual conversational AI project in Spanish (Peru). In this role, you'll facilitate recording sessions, provide real-time participant coaching, and monitor technical quality throughout, helping ensure recordings are natural, authentic, and meet project specifications.
What You'll Do
Manage session facilitation, real-time coaching, and recording quality monitoring throughout each session
Why Join Welo Data?
✨ Limitless Flexibility
Project-based opportunities that fit your availability. Choose when and how much you want to contribute—fully remote, with complete autonomy.
🌱 Limitless Growth
Optional access to AI and Large Language Model workshops designed specifically for professionals like you. No coding required—just your expertise.
🌍 Limitless Support
Be part of a global contributor community with responsive guidance and support.
💡 Real Impact
Apply your expertise in the Legal field to influence the AI systems shaping the future of your industry—while collaborating with data professionals and expanding your skills.
How to Apply?
Apply now by answering a few quick questions to join our database and become part of our growing community.
About Welo Data
Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train the world’s most advanced AI systems. We’re building smarter, more human AI with a diverse community in 100+ countries.
At Welo Data, Limitless AI. Limitless You. isn’t just a slogan—it’s our promise. We build smarter AI through the power of human contribution, offering limitless opportunities for our global community to grow, contribute, and work on their terms.
Location: Mexico
Workplace: remote
About the Project
We are looking for a Session Director to support live, supervised voice recording sessions for a multilingual conversational AI project in Spanish (Mexico). In this role, you'll facilitate recording sessions, provide real-time participant coaching, and monitor technical quality throughout, helping ensure recordings are natural, authentic, and meet project specifications.
What You'll Do
Manage session facilitation, real-time coaching, and recording quality monitoring throughout each session
Complete approximately 8 hours of calibration prior to production, observing sessions to align on facilitation style, recording objectives, and workflow
Support recording sessions independently following calibration
Monitor recordings in real time, resolving technical or conversational issues as they arise to minimize re-records
What We're Looking For
Native-level fluency in Spanish (Mexico)
Experience facilitating recording sessions and coaching participants for natural, authentic delivery
Comfortable managing real-time technical quality monitoring (file format, recording specifications) during live sessions
Available to support sessions running approximately 4 hours each
Commitment & Compensation
Estimated time: Approximately 8 hours calibration, plus supervision across two recording sessions of ~4 hours each per participant
Compensation: $55.00 USD per hour
Work Type - Freelance Remote
Why Join Welo Data?
✨ Limitless Flexibility
Project-based opportunities that fit your availability. Choose when and how much you want to contribute—fully remote, with complete autonomy.
🌱 Limitless Growth
Optional access to AI and Large Language Model workshops designed specifically for professionals like you. No coding required—just your expertise.
🌍 Limitless Support
Be part of a global contributor community with responsive guidance and support.
💡 Real Impact
Apply your expertise in the Legal field to influence the AI systems shaping the future of your industry—while collaborating with data professionals and expanding your skills.
How to Apply?
Apply now by answering a few quick questions to join our database and become part of our growing community.
About Welo Data
Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train the world’s most advanced AI systems. We’re building smarter, more human AI with a diverse community in 100+ countries.
At Welo Data, Limitless AI. Limitless You. isn’t just a slogan—it’s our promise. We build smarter AI through the power of human contribution, offering limitless opportunities for our global community to grow, contribute, and work on their terms.
Location: Spain
Workplace: remote
About the Project
We are looking for a Session Director to support live, supervised voice recording sessions for a multilingual conversational AI project in Spanish. In this role, you'll facilitate recording sessions, provide real-time participant coaching, and monitor technical quality throughout, helping ensure recordings are natural, authentic, and meet project specifications.
What You'll Do
Manage session facilitation, real-time coaching, and recording quality monitoring throughout each session
Why Join Welo Data?
✨ Limitless Flexibility
Project-based opportunities that fit your availability. Choose when and how much you want to contribute—fully remote, with complete autonomy.
🌱 Limitless Growth
Optional access to AI and Large Language Model workshops designed specifically for professionals like you. No coding required—just your expertise.
🌍 Limitless Support
Be part of a global contributor community with responsive guidance and support.
💡 Real Impact
Apply your expertise in the Legal field to influence the AI systems shaping the future of your industry—while collaborating with data professionals and expanding your skills.
How to Apply?
Apply now by answering a few quick questions to join our database and become part of our growing community.
About Welo Data
Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train the world’s most advanced AI systems. We’re building smarter, more human AI with a diverse community in 100+ countries.
At Welo Data, Limitless AI. Limitless You. isn’t just a slogan—it’s our promise. We build smarter AI through the power of human contribution, offering limitless opportunities for our global community to grow, contribute, and work on their terms.
УдалённоSpain
УдалённоseniorHamburg
УдалённоMexico
Данные и ML вакансии - удалённо - страница 22 · Job Hunters