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Crossing Hurdles

Crossing Hurdles

www.crossinghurdles.com

274 Jobs

28 Employees

About the Company

At Crossing Hurdles, we specialise in customised recruitment and staffing solutions designed to drive success for businesses and professionals. Our focus is on connecting organisations with top-tier talent by sourcing, screening, and presenting only the top 1% of candidates across a wide range of industries. We work closely with clients to understand their unique needs, ensuring that we find candidates who not only fit the role but also align with their organizational culture. Over the past few quarters, we've successfully partnered with leading companies such as Angel One, Ixigo, Turing, Cars24, Veera, ABP Network, Battery Smart, Zavya, and Twin Engineers. Our expertise spans various sectors, including Tech, Product, Sales, Customer Support, Growth, Finance, and Marketing. At Crossing Hurdles, our mission is to help organizations thrive by matching them with exceptional talent while simultaneously enabling candidates to find opportunities that foster long-term career growth and development.

Listed Jobs

Company background Company brand
Company Name
Crossing Hurdles
Job Title
Data Analyst | $56/hr Remote | Mercor
Job Description
Job title: Data Analyst (Kaggle Grandmaster) Role Summary: Data analyst contracted to build, validate, and deploy high‑performance predictive models and statistical analyses for AI research projects. Expectations: - Complete work within a flexible 10–40 hour per week schedule. - Deliver reproducible, production‑grade data sciences artifacts under remote working conditions. Key Responsibilities: - Analyze complex datasets to uncover patterns and produce actionable insights. - Construct predictive models, statistical analyses, and ML pipelines across multiple data types. - Design and implement rigorous experimental frameworks, validation strategies, and causal inference studies. - Automate feature engineering, pipeline execution, and reproducible research environments. - Perform exploratory data analysis, hypothesis testing, and authoritative interpretation of modeling results. - Collaborate with ML engineers and research teams to productionize models at scale. - Present findings through documentation, dashboards, and concise reports. Required Skills: - Kaggle competition Grandmaster status or equivalent top-tier ranking. - Extensive experience in data science, analytics, or ML‑driven research. - Proficient in Python with Pandas, NumPy, Polars, scikit‑learn. - Strong grasp of experimental design, causal inference, and advanced statistical modeling. - Working knowledge of SQL, distributed data systems (Spark, Hive, etc.), and experiment tracking tools (MLflow, Weights & Biases, etc.). - Excellent communication and data storytelling capabilities. Required Education & Certifications: - Bachelor’s or advanced degree in Computer Science, Statistics, Data Science, or a related quantitative field (minimum). - Kaggle Grandmaster credential or multiple competition medals.
United kingdom
Remote
18-12-2025
Company background Company brand
Company Name
Crossing Hurdles
Job Title
ML Engineer | $56/hr Remote | Mercor
Job Description
**Job title:** ML Engineer **Role Summary:** Remote, hourly contract (10–40 hrs/week) providing advanced data science and machine learning support to Mercor’s AI research projects. **Expectations:** Deliver data‑driven insights, design and validate predictive models, automate pipelines, and collaborate with research teams to scale and productionize models. **Key Responsibilities:** - Analyze large, complex datasets to uncover patterns and actionable insights. - Build high‑performing predictive models, statistical analyses, and ML pipelines across diverse data types. - Design and implement rigorous experiment frameworks and validation strategies. - Automate feature pipelines, workflows, and reproducible research environments. - Conduct exploratory data analysis, hypothesis testing, and interpret model outputs. - Collaborate with ML engineers and research teams to productionize models at scale. - Communicate findings via documentation, dashboards, and reports. **Required Skills:** - Kaggle Grandmaster or equivalent (multiple medals/top‑tier rankings). - Deep experience in data science, analytics, or ML‑driven research. - Proficiency in Python (Pandas, NumPy, Polars, scikit‑learn). - Strong background in experiment design, causal inference, and statistical modeling. - Familiarity with SQL, distributed data systems, and experiment‑tracking tools. - Excellent communication and data storytelling abilities. **Required Education & Certifications:** - Bachelor’s or Master’s degree in Computer Science, Statistics, Data Science, or related field (or equivalent professional experience). ---
United kingdom
Remote
18-12-2025
Company background Company brand
Company Name
Crossing Hurdles
Job Title
Data Scientist | $56-77/hr Remote | Mercor
Job Description
**Job title:** Data Scientist (Kaggle Grandmaster) **Role Summary:** Provide data science expertise to support AI model development for a leading AI research collaborator, delivering analytical insights, predictive models, and scalable ML solutions. **Expectations:** Hourly contract, 10–40 hrs/week, remote. Must demonstrate mastery in Kaggle competitions (Grandmaster or equivalent) and apply advanced analytical techniques to support large‑scale AI projects. **Key Responsibilities:** - Analyze large, complex datasets to uncover patterns and actionable insights. - Build and tune high‑performing predictive models, statistical analyses, and ML pipelines across varied data types. - Design rigorous experiment frameworks, validation strategies, and causal inference studies. - Automate feature pipelines, model workflows, and reproducible research environments. - Conduct exploratory data analysis, hypothesis testing, and interpret modeling outcomes. - Collaborate with ML engineers and research teams to productionize models at scale. - Present findings through clear documentation, dashboards, and reports. **Required Skills:** - Proven Kaggle Grandmaster status or equivalent top‑tier competition achievement. - Strong background in data science, analytics, or ML‑driven research. - Proficiency in Python and libraries: Pandas, NumPy, Polars, scikit‑learn. - Expertise in experiment design, causal inference, and statistical modeling. - Familiarity with SQL, distributed data systems, and experiment tracking tools (e.g., MLflow, Weights & Biases). - Excellent communication, data storytelling, and documentation skills. **Required Education & Certifications:** - Bachelor’s or higher degree in Computer Science, Statistics, Mathematics, or related field. - No mandatory certifications, but related certifications (e.g., TensorFlow, AWS ML) may be advantageous.
United kingdom
Remote
18-12-2025
Company background Company brand
Company Name
Crossing Hurdles
Job Title
Mathematics Specialist | $45.5/hr Remote | Mercor
Job Description
**Job title** Mathematics Specialist – Bilingual STEM Expert (French & English) **Role Summary** Remote, hourly contract (10–40 hrs/week) focused on reviewing, validating, and refining AI-generated STEM content in French and English. The specialist ensures technical accuracy, logical flow, and correct terminology in science, technology, engineering, and mathematics materials. **Expectations** - Complete content evaluation and translation validation tasks within the 2–3 month engagement, with potential extension. - Provide clear, structured feedback and refine annotation guidelines. - Maintain consistent quality and adherence to technical standards across multiple STEM disciplines. - Work asynchronously, delivering timely reviews and collaboration documentation. **Key Responsibilities** 1. **Content Evaluation & Auditing** – Review AI-generated STEM text for technical correctness, logical coherence, and clarity in both languages. 2. **Multilingual Translation Validation** – Verify that French–English translations preserve meaning and scientific terminology. 3. **Annotation & Feedback** – Tag errors, supply structured comments, and suggest guideline improvements for STEM reasoning tasks. 4. **STEM Problem‑Solving Verification** – Validate explanations, problem‑solving steps, and reasoning across diverse STEM subjects. 5. **Documentation** – Record findings, maintain review logs, and update quality assurance documentation. **Required Skills** - Fluency in French and English (spoken & written). - Advanced analytical and critical‑thinking abilities. - Strong attention to detail and consistency. - Clear communication of complex STEM concepts. - Experience with curriculum design, technical translation, or AI content review is advantageous. **Required Education & Certifications** - Master’s degree or PhD in a STEM discipline (Science, Technology, Engineering, Mathematics, or related field). ---
France
Remote
19-12-2025