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Software Engineering sme_careers

R Engineer

SME Careers • Remote

Education

Bachelor's

Type

Hourly

Pay Rate

$55/hr

Listed

53d ago

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About this role

From the SME Careers listing

As a remote, hourly paid R Engineer, you will review AI-generated responses and generate high-quality R and data-analysis-focused content, evaluating the reasoning quality and step-by-step problem-solving behind each solution. You will assess solutions for accuracy, clarity, and adherence to the prompt; identify errors in statistical methodology or data-wrangling workflows; fact-check analytical results; write expert-level explanations and model solutions that demonstrate correct use of R; and rate and compare multiple AI responses based on correctness and reasoning quality. This contract role is with SME Careers, a fast-growing AI Data Services company and subsidiary of SuperAnnotate that provides AI training data for many of the world’s largest AI companies and foundation model labs, directly helping to improve the world’s premier AI models.

Important: There is no immediate project for this role; however, if qualified, you will be among the first experts we reach out to when relevant opportunities arise. This will also provide you with access to future projects available through our expert network.

Key responsibilities

  • Develop AI Training Content: Create detailed prompts in various topics and responses to guide AI learning, ensuring the models reflect a comprehensive understanding of diverse subjects.
  • Optimize AI Performance: Evaluate and rank AI responses to enhance the model's accuracy, fluency, and contextual relevance.
  • Ensure Model Integrity: Test AI models for potential inaccuracies or biases, validating their reliability across use cases.

Your profile

  • 2+ years of hands-on experience using R for data analysis, statistics, or data science work.
  • Strong proficiency in R programming, including data wrangling, functional programming patterns, and writing reusable functions or packages.
  • Solid grounding in applied statistics, including regression, inference, and model validation, with practical experience implementing these methods in R.
  • Experience building end-to-end analyses in R that include data cleaning, exploratory analysis, modeling, and visualization.
  • Familiarity with common R ecosystems such as tidyverse, data.table, and ggplot2, and the ability to choose appropriate tools for a given task.
  • Professional experience in a data-focused role such as data scientist, statistician, quantitative analyst, or similar.
  • Minimum Bachelor’s degree in Statistics, Mathematics, Computer Science, or a closely related quantitative field.
  • Significant experience using large language models (LLMs) to assist with coding, analysis design, and code review in R.
  • Excellent English writing skills with the ability to document analyses and explain complex statistical ideas clearly to non-experts.
  • Previous experience with AI data training or model evaluation is strongly preferred, and Minimum C1 English proficiency is required.

🌍 Geographic Availability This role is available to qualified experts globally. However, as a U.S.-based company, SME Careers complies with U.S. export control and sanctions regulations. Eligibility depends on your country of residence and any applicable trade restrictions. Some projects may have additional language or region-specific requirements.

💰 Pay Rate May Vary Based on Your Location Your actual compensation will be determined based on your location and local market conditions. See regional job listings for localized pay information, or the application process will clarify your specific rate.

If you're unsure whether you're eligible, proceed with the application—SME's screening will determine your jurisdiction status and applicable compensation.

How long hiring takes

Across the AI training platforms we refer candidates to, the median gap between referral and hire is about 30 days. It varies by platform and role, so treat it as a rough guide for this one.

Within 2 weeks
~25%
Within 6 weeks
~60%
Within 3 months
~80%

Interview Prep

Sample questions for a R&D Engineer role, written in-house to help you prepare.

How do you decide how much to invest in a prototype before validating whether the underlying idea works?

I build the smallest version that can answer the riskiest assumption first, rather than a polished prototype that looks complete but hasn't actually tested the hard part. Spending time on fit and finish before validating the core idea usually means rework later if the assumption turns out wrong.

What's your approach to designing an experiment to test a new technical approach against an existing one?

I define the success metric and a clear comparison baseline before running anything, since it's easy to unconsciously favor the new approach if the criteria aren't fixed in advance. I also try to control for confounding variables, like testing under different conditions than the baseline was originally measured under.

How do you handle a situation where early test data is ambiguous, neither clearly confirming nor ruling out your hypothesis?

I'd resist the urge to declare success or failure from an underpowered result and instead figure out what additional data or a longer test window would actually resolve the ambiguity. Acting on marginal data one way or the other tends to cost more than the extra time to get a clearer signal.

What's your process for documenting a failed approach so the team doesn't repeat it later?

I write down not just that an approach failed but the specific conditions and reasoning for why, since a future team member might try a variant that seems different but shares the same underlying flaw. A one-line note saying an approach didn't work is much less useful than an explanation of why.

See all 10 questions for this role →

Why this role

This R Engineer role pays $55 per hour to review AI-generated R code and statistical analysis, checking data-wrangling workflows and statistical methodology rather than just syntax correctness. Time series analysis and machine learning in R are both named as required skills, so the role goes beyond basic data cleaning into judging whether a model's statistical approach is sound. Someone who works in R for real analysis, rather than as a general-purpose data science language, is what the rate reflects.

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Common questions

Is SME Careers work ongoing or project-based?

Project-based. Assignment duration and availability vary by project, but consistently high-quality work earns priority access to whatever comes next.

Does SME Careers offer a path for advancement?

Yes. SME Careers is unusual among AI training platforms for this: it publishes an explicit career ladder, Data Trainer, then Quality Analyst, then QA Lead, then Project Manager. Consistent, high-quality work is what moves you up it.

What does task-based AI training work look like?

Practical, hands-on data work: recording short videos, categorizing images, rating text responses, or analyzing data. Tasks are designed to be short and distinct, typically 5 to 60 minutes each.

What does asynchronous AI training work mean in practice?

No set hours, no check-ins, no meetings. You log in when you want, pick up an available task, complete it, and submit; nobody is waiting on you in real time. That's different from remote employment, where you're expected online during business hours. The tradeoff: you're competing with others for available tasks, so an empty queue means there's simply nothing to do until more work is released.

What does Software Engineering work look like for a R Engineer?

Tasks here are scoped to Software Engineering, not generic labeling. As a R Engineer, expect to draw on real domain judgment (evaluating outputs, correcting errors, or providing expert reasoning specific to Software Engineering) rather than following a one-size-fits-all rubric. If you don't have hands-on Software Engineering background, this is likely not the right listing to start with.

What specific skills does this listing call for?

Statistical Modeling, LLM coding, R programming, and Data Visualization are named directly in the listing. If you don't have hands-on experience with these, expect the screening process to test for them directly rather than accepting adjacent experience as a substitute.

How much does this specific role pay?

This listing is posted at $55/hr, a per-task rate. Pay can change between when we last checked the listing and when you apply, so confirm the current number on the platform's own application page before committing time.

What happens when I click Apply on this listing?

You'll be taken to SME Careers's external site to complete your application there. This listing links through a referral, but the process is identical to applying directly; the link just routes you correctly. Create an account on their site and follow their onboarding steps.

Who is behind SME Careers?

SME Careers is the expert talent division of SuperAnnotate, an AI data infrastructure platform, connecting domain experts with high-level AI training projects.