About the role
Job Description:
Machine Learning Engineer Job Summary Lean Industries develops and delivers comprehensive enterprise software solutions designed to lower the costs and improve the quality of managing consumer and fraud disputes, exceptions and adjustments for electronic payment transactions. A highly-configurable workflow-based solution, the software is used by large international financial institutions and merchant acquiring companies. The Lean software applications are currently used on 3 continents and we are expecting to add a 4th continent next year.
Lean is growing rapidly and we seek self-motivated individuals to assist us with software product development efforts.
We offer competitive salaries, benefit package and a stimulating environment.
Our primary location is in Markham ON, Canada (Toronto area). Remote locations will be considered for the right candidates.
Job Type: Full time
Years of Experience: 0-2+ years
Job Description Machine Learning Engineers at Lean support the development of intelligent automation features within our AdjustmentHub and NetworkHub product sets. You will work closely with developers and business analyst to build and refine predictive models that improve dispute resolution workflows.
This role is ideal for recent graduates or early-career professionals looking to apply machine learning in a real-world enterprise software environment.
Responsibilities
- Assist in the development and testing of machine learning models for dispute outcome prediction.
- Help prepare and clean datasets for training and evaluation.
- Collaborate with software developers to integrate ML models into production systems.
- Participate in model performance tracking and reporting.
- Contribute to documentation and knowledge sharing.
Tech Stack
- Python, scikit-learn, TensorFlow or PyTorch
- Azure ML / AWS Sagemaker
- SQL Server and Oracle databases
- Kubernetes/Docker for deployment
- Git (BitBucket), Bamboo, SonarQube for DevOps
Requirements
- Familiarity with Python and machine learning libraries (e.g., scikit-learn, TensorFlow, PyTorch).
- Exposure to data analysis and model development through coursework or internships.
- Well organized with the ability to work independently and in team settings.
- Strong written and verbal communication skills.
Nice to Have
- Experience with RESTful APIs and services-based architectures.
- Understanding of relational databases and SQL.
- Interest or background in retail banking, card issuing, merchant acquiring, or electronic payments.
- Ability to travel globally (including possession of a valid passport); manage travel itineraries and travel expenses until reimbursed.
Education University degree in technical subjects such as computer science, software engineering, or data science. Candidates with college degrees will be considered if they have sufficient experience.
Minimum of two references must be supplied. Background check required.
Business Unit:
Lean - Canada
Scheduled Weekly Hours:
37.5
Number of Openings Available:
1
Worker Type:
Professional (Fixed Term)
More About Jonas Software: Jonas Software is the leading provider of enterprise management software solutions to the Country and Golf Clubs, Foodservice, Construction, Fitness & Sports, Attractions, Salon & Spa, Education, Radiology/Laboratory Information Systems, and Product Licensing industries. Within these vertical markets, Jonas is made up of over 65 distinct brands, which are respected and leaders within their own domain.
Jonas’ vision is to be the branded global leader across the aforementioned vertical markets and to be recognized by customers and respective industry stakeholders as the trusted provider of ‘Software for Life’ and as an ambassador for technology, product innovation, quality, and customer service.
Jonas Software is the valued technology partner of over 60,000 customers worldwide in more than 30 countries. Jonas employs over 2,000 skilled individuals consisting of a cross-section of industry experts and technology professionals. Jonas is headquartered in Canada and also operates offices throughout North America, the United Kingdom, Europe, Australia New Zealand and Africa. Jonas is a 100% owned subsidiary of Constellation Software Inc., headquartered in Toronto and traded on the S&P/TSX 60.
About Lean Industries
Lean Industries develops and delivers software solutions designed to lower the costs and improve the quality of managing disputes, exceptions and adjustments for electronic payment transactions.
Our solutions enable organizations of all types and sizes to become highly efficiently and productive through extensive process automation, elimination of paper-based practices, and integration with critical enterprise payment applications. Our people are experts in this field and provide implementation, training and customization services to match your company’s needs.
We operate offices in Toronto, Ontario, and Dayton, Ohio – with several employees based remotely throughout North America and Europe.
About the role
Job Description:
Machine Learning Engineer Job Summary Lean Industries develops and delivers comprehensive enterprise software solutions designed to lower the costs and improve the quality of managing consumer and fraud disputes, exceptions and adjustments for electronic payment transactions. A highly-configurable workflow-based solution, the software is used by large international financial institutions and merchant acquiring companies. The Lean software applications are currently used on 3 continents and we are expecting to add a 4th continent next year.
Lean is growing rapidly and we seek self-motivated individuals to assist us with software product development efforts.
We offer competitive salaries, benefit package and a stimulating environment.
Our primary location is in Markham ON, Canada (Toronto area). Remote locations will be considered for the right candidates.
Job Type: Full time
Years of Experience: 0-2+ years
Job Description Machine Learning Engineers at Lean support the development of intelligent automation features within our AdjustmentHub and NetworkHub product sets. You will work closely with developers and business analyst to build and refine predictive models that improve dispute resolution workflows.
This role is ideal for recent graduates or early-career professionals looking to apply machine learning in a real-world enterprise software environment.
Responsibilities
- Assist in the development and testing of machine learning models for dispute outcome prediction.
- Help prepare and clean datasets for training and evaluation.
- Collaborate with software developers to integrate ML models into production systems.
- Participate in model performance tracking and reporting.
- Contribute to documentation and knowledge sharing.
Tech Stack
- Python, scikit-learn, TensorFlow or PyTorch
- Azure ML / AWS Sagemaker
- SQL Server and Oracle databases
- Kubernetes/Docker for deployment
- Git (BitBucket), Bamboo, SonarQube for DevOps
Requirements
- Familiarity with Python and machine learning libraries (e.g., scikit-learn, TensorFlow, PyTorch).
- Exposure to data analysis and model development through coursework or internships.
- Well organized with the ability to work independently and in team settings.
- Strong written and verbal communication skills.
Nice to Have
- Experience with RESTful APIs and services-based architectures.
- Understanding of relational databases and SQL.
- Interest or background in retail banking, card issuing, merchant acquiring, or electronic payments.
- Ability to travel globally (including possession of a valid passport); manage travel itineraries and travel expenses until reimbursed.
Education University degree in technical subjects such as computer science, software engineering, or data science. Candidates with college degrees will be considered if they have sufficient experience.
Minimum of two references must be supplied. Background check required.
Business Unit:
Lean - Canada
Scheduled Weekly Hours:
37.5
Number of Openings Available:
1
Worker Type:
Professional (Fixed Term)
More About Jonas Software: Jonas Software is the leading provider of enterprise management software solutions to the Country and Golf Clubs, Foodservice, Construction, Fitness & Sports, Attractions, Salon & Spa, Education, Radiology/Laboratory Information Systems, and Product Licensing industries. Within these vertical markets, Jonas is made up of over 65 distinct brands, which are respected and leaders within their own domain.
Jonas’ vision is to be the branded global leader across the aforementioned vertical markets and to be recognized by customers and respective industry stakeholders as the trusted provider of ‘Software for Life’ and as an ambassador for technology, product innovation, quality, and customer service.
Jonas Software is the valued technology partner of over 60,000 customers worldwide in more than 30 countries. Jonas employs over 2,000 skilled individuals consisting of a cross-section of industry experts and technology professionals. Jonas is headquartered in Canada and also operates offices throughout North America, the United Kingdom, Europe, Australia New Zealand and Africa. Jonas is a 100% owned subsidiary of Constellation Software Inc., headquartered in Toronto and traded on the S&P/TSX 60.
About Lean Industries
Lean Industries develops and delivers software solutions designed to lower the costs and improve the quality of managing disputes, exceptions and adjustments for electronic payment transactions.
Our solutions enable organizations of all types and sizes to become highly efficiently and productive through extensive process automation, elimination of paper-based practices, and integration with critical enterprise payment applications. Our people are experts in this field and provide implementation, training and customization services to match your company’s needs.
We operate offices in Toronto, Ontario, and Dayton, Ohio – with several employees based remotely throughout North America and Europe.