Freelance Technical Solutions Engineer at Toloka · Brussels

Company Intro

At Toloka AI we create data that powers leading GenAI models and innovations. We work with frontier labs, big tech, renowned AI startups, enterprises and non-profit research organizations worldwide. We use a combination of Experts + Crowd + Tech Platform to teach AI models to reason and evaluate their efficacy and safety. We have experts in more than 50 different domains—from doctors and lawyers to physicists and engineers—and boast one of the most diverse global crowds, representing over 100 countries and speaking 40+ languages. We are a well-funded startup with an enviable portfolio of clients including Anthropic, Amazon, Microsoft, Poolside, Recraft, and Shopify.

Recently, we secured strategic investment led by Bezos Expeditions and Nebius Group with participation from Mikhail Parakhin, CTO of Shopify and board advisor to leading GenAI companies, who now serves as our Chairman of the Board. Our remote-first team is globally distributed around the world: USA, UK, the Netherlands, Israel, Czech Republic, Serbia, and more.

About position

Technical Solutions Engineers play a key role in our company, ensuring the top-level delivery of our product, its correct configuration and deployment to solve our customer’s needs and give them a great experience working with us 🙂

We are looking for a person with more than 3 years of solid technical background, who’s comfortable working in technical environments, solving data-related tasks using Python. You should also be a good communicator, able to engage with our customers directly and work in cooperation with our commercial team.

Responsibilities

There are 3 main tracks of responsibilities in this position:

1. Client-facing Communication

• Analyse customers’ requirements and understand their needs to create the project that will bring value to them;
• Support communications with clients during the pre-sales/project execution process and help formulate requirements and expectations from projects/solutions;
• Cooperate with the Sales and Customer Success teams to ensure top-tier delivery of our product;
• Understand technical language due to the nature of our AI-centered product.

2. Solution building & delivery

• Prepare solution design with an optimal usage of Toloka data labeling stack;
• Configure data labeling components and join them into automatic pipelines for various ML training purposes;
• Conduct experiments ensuring the pipeline designed is delivering the data of desired quality and with the desired speed;
• Provide overall technical leadership during projects implementation.

3. Solution maintenance

• Monitor the solutions’ performance and react to alerts and incidents;
• Analyse data to find error patterns and improve the solution’;
• Continuously work on the solution optimisation utilizing new technologies and approaches;
• Troubleshoot any process/technical issues in cooperation with the support team as needed.

Requirements

• Experience as technical solution engineer, data/system analyst, data scientist or technical project manager.
• Experience in creating and understanding complex solutions, building pipelines with multiple stages and thinking critically;
• Experience in Python (pandas, numpy, using API, SDKs etc.). Experience with AirFlow is a big plus;
• Understanding of basic software development principles, including version control, testing etc;
• Knowledge of basic statistics, understanding of data quality metrics (accuracy, precision, recall, f1 etc.);
• Knowledge of general ML concepts, general understanding of LLMs in particular. Experience in prompt engineering is a big plus;
• Confidence to communicate with data engineers and developers from leading tech companies in the same language;
• Interest in continually learning and developing your knowledge and understanding of crowdsourcing/data science;
• Familiarity with fast-paced environments where you manage multiple projects and handle large amounts of data, sometimes outside regular office hours.
• Proficiency in English (B2+)

Would be nice to have

• Experience working on crowdsourcing and/or machine learning projects.

What we can offer

• You’ll have the opportunity to work on highly innovative, projects at the leading edge of AI development, and work with a genuinely dedicated and dynamic team of experts.

• You’ll also be working on projects with customers that are AI industry leaders and household names.

• You’re welcome to work remotely or in a hybrid way. You will also have some opportunity to create your work schedule with your manager.

• We’re currently seeking people who are interested to join us on a freelance full-time basis.

  [Important Notice] Scam Alert Regarding Fake Job Postings

  It has come to our attention that an individual or group is fraudulently impersonating Toloka to post fake jobs and solicit personal information from applicants.Please be aware:

  • Official Communication: Our recruiting team will only contact you from an official "toloka.ai" email address. We will NEVER use Gmail, Yahoo, Tolokainc, toloka.inc, or other personal or seemingly business email accounts.
  • Our Process: We will never ask for your bank account details, credit card number, or any fees as part of the application or interview process.
  • Official Listings: All legitimate job openings are posted on our official careers page: https://toloka.ai/careers#job-list

What to do: If you see a suspicious job posting or have been contacted by someone you suspect is a scammer, please do not provide any personal information. Instead, report the incident to us directly at security@toloka.ai and report the profile/post to LinkedIn.We are taking this matter very seriously and are working with the appropriate parties to resolve it.

Thank you for your vigilance!