Freelance Technical Consultant

Company Intro

AtToloka AIwe 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 domainsfrom doctors and lawyers to physicists and engineersand boast one of the most diverse global crowdsrepresenting over100 countries and speaking 40 languages. We are a well-funded startup with an enviable portfolio of clients includingAnthropicAmazonMicrosoft PoolsideRecraft andShopify.

Recently we secured strategic investment led byBezos Expeditionswith participation fromMikhail ParakhinCTO of Shopifyand 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:USAUKthe NetherlandsIsraelCzech RepublicSerbia and more. We are headquartered in Amsterdam.

About the Role

Technical consultants play a key role in our company ensuring top-level delivery of our product its correct configuration and the deployment of tailored AI data solutions that meet our customers needs and deliver an exceptional experience working with us.

As part of this role you will not only design and implement data labeling pipelines but also act as a trusted technical advisor for our customers - helping them understand their data needs discover new opportunities and build scalable AI solutions.

We are looking for a person with more than 3 years of solid technical background who feels comfortable working in technical environments solving data-related tasks using Python and AI and communicating directly with customers. You should be a confident communicator able to engage with both technical and executive stakeholders and collaborate closely with our commercial team.

Responsibilities

1. Client Ownership & Communication

• Act as the primary technical point of contact for customers across technical and executive stakeholders.
• Lead discovery conversations to deeply understand client goals problems and quality criteria.
• Translate client needs into clear actionable solution designs and delivery plans.
• Advise customers on best practices in data collection data quality evaluation and model training workflows.
• Set expectations proactively communicate progress regularly and manage risks and trade-offs transparently.
• Identify expansion opportunities and additional ways Toloka can create value through data and AI solutions.
  
  

2. Solution Design & Delivery

• Design end-to-end data solutions using Tolokas platform selecting appropriate components workflows and quality controls.
• Configure data labeling components and quality controls develop user interfaces and AI-driven tooling (e.g. agentic systems RAGs synthetic data generation) and integrate them into end-to-end automated pipelines for AI training and evaluation.
• Run experiments and pilots to validate quality throughput and cost assumptions.
• Lead technical execution during delivery coordinating internal teams and external stakeholders as needed.
• Ensure solutions meet agreed quality performance and scalability requirements.
  
  

3. End-to-End Ownership & Project Management

• Own delivery outcomes holistically - including technical performance quality timelines and financial efficiency.
• Monitor key KPIs (e.g. throughput quality metrics Gross Margin Contribution Margin) and act on deviations.
• Prioritize work based on customer impact and business value.
• Analyze data to identify failure modes inefficiencies and opportunities for improvement.
• Continuously optimize solutions through iteration automation and adoption of new technologies.
• Troubleshoot delivery process or technical issues in collaboration with support infrastructure and product teams.
• Drive solutions toward stable operation with minimal ongoing maintenance.
  
  

Requirements

Core Experience

• Experience as a Solution Engineer Technical Solutions Engineer Data Scientist Data/Systems Analyst or Technical Project Manager.
• Proven experience owning projects end-to-end including scoping delivery and stakeholder management.
• Direct experience working with external customers on technical projects (requirements gathering delivery iteration).
  
  

Technical Skills

• Strong Python skills for data manipulation (e.g. NumPy pandas) natural language processing (e.g. NLTK spaCy) and building lightweight web services or tools (e.g. FastAPI Flask).
• Solid understanding of ML concepts and data workflows; familiarity with LLMs and prompt engineering is a strong plus.
• Experience designing multi-stage pipelines and complex systems.
• Understanding of software development fundamentals: version control testing MVPs iterative development etc..
• Bachelors or Masters degree in Data Science ML/AI Software Engineering or a related quantitative field such as Physics or Applied Mathematics with strong analytical foundations.
• Ability to reason about trade-offs between quality speed cost and scalability.
  
  

Communication & Ownership

• Excellent English communication skills (B2) with the ability to explain complex technical concepts to non-technical audiences.
• Confidence working with data engineers ML engineers and researchers from leading tech companies.
• Strong ownership mindset: comfortable being accountable for outcomes not just tasks.
• Ability to manage multiple projects in fast-paced ambiguous environments.
  
  

Nice to have

• Experience with crowdsourcing expert workflows or large-scale data labeling.
• Experience working on ML training evaluation or agentic systems.
• Familiarity with quality frameworks audits or data validation pipelines.

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 be aware:

• Official Communication:Our recruiting team willonlycontact you from an official email address. We will NEVER use Gmail Yahoo Tolokainc or other personal or seemingly business email accounts.
• Our Process:We willneverask 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: 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 atand report the profile/post to are taking this matter very seriously and are working with the appropriate parties to resolve it.
  
  Thank you for your vigilance!