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Lead Machine Learning Engineer

JustAnswer

Full-time
Ukraine
machine learning
engineer
python
sql
aws
Apply for this position

About the Role

As a Lead Software Engineer in our Machine Learning department, you will take ownership of high-impact initiatives that drive product quality, monetization, and user experience. You’ll apply your expertise in Python, data analysis, and modern AI tools to build, deploy, and optimize ML solutions end-to-end. This is a hands-on technical role that blends data science and engineering to deliver measurable business outcomes. You’ll collaborate closely with cross-functional stakeholders and contribute to evolving areas such as LLMs, Generative AI, and ML infrastructure. The role offers exposure to complex data challenges and the opportunity to shape JustAnswer’s AI-driven capabilities.

What You’ll Do

  • Build, train, and deploy ML models that improve product performance and monetization.

  • Collaborate with data, product, and engineering teams across multiple internal initiatives.

  • Design and implement data pipelines for extraction, transformation, and analysis.

  • Apply statistical and machine learning techniques to real-world business problems.

  • Work on projects involving LLMs and Generative AI technologies.

  • Analyze large datasets to identify trends, insights, and optimization opportunities.

  • Integrate ML models into production systems and monitor their performance.

  • Communicate findings and recommendations clearly to technical and non-technical stakeholders.

  • Experiment with emerging AI tools and methodologies to enhance existing workflows.

  • Ensure data quality, reliability, and scalability in all deliverables.

What We’re Looking For

  • 3+ years of hands-on experience in ML Engineering or Data Science.

  • 5-6+ years total experience in software or data engineering.

  • Strong programming skills in Python.

  • Proficiency in SQL for data querying and analysis.

  • Solid understanding of data processing, analysis, and visualization.

  • Experience with LLMs / Generative AI tools (e.g., OpenAI, Copilot, Cursor).

  • Ability to build and deploy ML models end-to-end.

  • Strong analytical and problem-solving mindset.

  • Experience with .NET for integration work 

  • Upper-intermediate English proficiency (B2 or higher). 

  • Familiarity with Databricks or similar data platforms (nice-to-have).

  • Exposure to AWS or other cloud-based ML environments (nice-to-have).

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About the job

Full-time
Ukraine
Posted 2 hours ago
machine learning
engineer
python
sql
aws

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Lead Machine Learning Engineer

JustAnswer

About the Role

As a Lead Software Engineer in our Machine Learning department, you will take ownership of high-impact initiatives that drive product quality, monetization, and user experience. You’ll apply your expertise in Python, data analysis, and modern AI tools to build, deploy, and optimize ML solutions end-to-end. This is a hands-on technical role that blends data science and engineering to deliver measurable business outcomes. You’ll collaborate closely with cross-functional stakeholders and contribute to evolving areas such as LLMs, Generative AI, and ML infrastructure. The role offers exposure to complex data challenges and the opportunity to shape JustAnswer’s AI-driven capabilities.

What You’ll Do

  • Build, train, and deploy ML models that improve product performance and monetization.

  • Collaborate with data, product, and engineering teams across multiple internal initiatives.

  • Design and implement data pipelines for extraction, transformation, and analysis.

  • Apply statistical and machine learning techniques to real-world business problems.

  • Work on projects involving LLMs and Generative AI technologies.

  • Analyze large datasets to identify trends, insights, and optimization opportunities.

  • Integrate ML models into production systems and monitor their performance.

  • Communicate findings and recommendations clearly to technical and non-technical stakeholders.

  • Experiment with emerging AI tools and methodologies to enhance existing workflows.

  • Ensure data quality, reliability, and scalability in all deliverables.

What We’re Looking For

  • 3+ years of hands-on experience in ML Engineering or Data Science.

  • 5-6+ years total experience in software or data engineering.

  • Strong programming skills in Python.

  • Proficiency in SQL for data querying and analysis.

  • Solid understanding of data processing, analysis, and visualization.

  • Experience with LLMs / Generative AI tools (e.g., OpenAI, Copilot, Cursor).

  • Ability to build and deploy ML models end-to-end.

  • Strong analytical and problem-solving mindset.

  • Experience with .NET for integration work 

  • Upper-intermediate English proficiency (B2 or higher). 

  • Familiarity with Databricks or similar data platforms (nice-to-have).

  • Exposure to AWS or other cloud-based ML environments (nice-to-have).

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