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Added 1 hour ago
GD
Junior GUI Design - Human Factors Engineering
General Dynamics Missions System International
Calgary, AB
- Full-time
Document the analysis, design and test activities in accordance with development standards.
Added 1 hour ago
GD
Junior GUI Design - Human Factors Engineering
General Dynamics Missions System International
Ottawa, ON · Calgary, Alberta
- Full-time
Document the analysis, design and test activities in accordance with development standards.
Added 1 hour ago
TS
Class 1 Truck Driver / On-site Fuel Mine delivery
The Seaboard Transport Group
Sparwood, BC
- Full-time
Added 1 hour ago
UO
Electronics Engineer
University of Alaska Fairbanks Petroleum Engineering
Engineer, BC
- Full-time
…who achieved such registration by means other than written test (e.g., State grandfather or eminence provisions) are eligible only for positions that are within or closely related to the…
Added 1 hour ago
GC
Mobile Maintenance Electrician
Glencore Canada
Sparwood, BC
- $128,000 to $134,000 CAD / year
- Full-time
Maintain, repair, and test electric or electronic systems and components on the mobile maintenance fleet
Added 1 hour ago
IS
Software Engineer
INPROTEC S.r.l
Engineer, BC
- Full-time
…carry out verifications assigned to the scheduled deadlines, test the final…
Added 1 hour ago
CO
Application & Integration Technical Analyst
City of Saint John
Saint John, NB
- Full-time
Produce production-ready solutions with appropriate test planning and coverage; identify and mitigate delivery and operational risks throughout the solution lifecycle
Added 1 hour ago
CO
Sponsorship Program - Police Officers
City of Saint John
Saint John, NB
- Full-time
Must be able to pass the Physical Abilities Requirement Evaluation (PARE) test to police standards
Added 1 hour ago
EG
HVAC Technician
Equinox Gold Corp.
Geraldton, ON
- Full-time
Fit test and dust mask are mandatory in some locations.
Added 2 hours ago
C
Automotive Customer Service Representative (Bilingual: English / French) On-Site
Concentrix
Hamilton, ON
- Full-time
Be able to pass a typing test with at least 30WPM
Added 2 hours ago
V
Manufacturing Technician I
Verathon
Burnaby, BC
- Full-time
Maintain production tooling, jigs, dies and test equipment
Added 2 hours ago
ES
Senior Software Test Automation Engineer (Java)
EPAM Systems
Canada
- Full-time
Design and execute functional, integration, acceptance, and regression test cases across back-end REST APIs and front-end systems for a Portfolio and Tax Management platform
Added 2 hours ago
S
Student - Medical Physics - Temporary Part-Time - 2026-10285 (2026-10285)
Sunnybrook
Toronto, ON
- Part-time
Added 2 hours ago
S
Sr. Programmer Analyst - Research Computing - Regular Full-Time 2026-18484 (2026-18484)
Sunnybrook
Toronto, ON
- Full-time
Plan, design, develop, test, and document computer programs and web applications.
Added 2 hours ago
SI
Tutors Needed for Online and In Person Tutoring
School is Easy - Calgary
Edmonton, AB
- Full-time
Assisting students with homework, projects, test preparation, papers, research, and other academic tasks
Added 2 hours ago
CD
Psychologist
Centre de services scolaire Marguerite-Bourgeoys - CSSMB
Montreal, QC
- Temporary
Proof of success in the French SEL test or CÉFRANC or TECFÉE or the enhanced French exam of the CSSMB within three months of hiring at the latest.
Added 2 hours ago
TS
Licensed Auto Mechanic
The Seaboard Transport Group
Port Hawkesbury, NS
- Full-time
Added 2 hours ago
HR
OCS Senior Engineer
Hitachi Rail
Mississauga, ON
- Full-time
Interface with the Commissioning Manager to plan test and coordinate of operational activities on site according to schedule
Added 2 hours ago
HR
Senior Construction Manager
Hitachi Rail
Mississauga, ON
- Full-time
Coordinate with the Commissioning Manager for handover of the installed system and subsequent test, commissioning and start-up activities.
Added 2 hours ago
HR
Signaling System Engineer
Hitachi Rail
Mississauga, ON
- Full-time
Ensure the definition of signaling system integration test procedures, the implementation of any requested test improvement, the execution of such tests and the preparation of final test…
Added 2 hours ago
DA
HVAC Repair Technician - Dallas Air Solutions
Dallas Air Solutions, LLC
Montreal, QC · Urban agglomeration of Montreal, QC
- Full-time
…Maintains records (e.g. equipment repair history, work orders, test reports, etc.) for the purpose of documenting required…
Added 2 hours ago
NM
Certified Medical Administrative Assistant
NK Medical Office
Ottawa, ON
- Full-time
Managing faxes including patient referrals, test results, and other communications between doctor offices and hospitals
Added 2 hours ago
HR
Software Analyst (SWAT), Senior
Hitachi Rail
Toronto, ON
- Full-time
…to create, execute and evaluate in house software tests and test plans. As senior member of the team, the role will involve technical leadership and mentoring of junior testers. As part of…
Added 2 hours ago
HR
Telecommunications Solution Architect
Hitachi Rail
Toronto, ON
- Full-time
Plan and execute design, configuration, test and commissioning activities
Added 2 hours ago
HR
Hardware Test Engineering Intern (Summer 2027, 16months)
Hitachi Rail
Toronto, ON
- $23 to $30 CAD / hour
- Full-time
Support Hardware Test Engineering in the documenting of simulators and automated hardware test equipment designs. The position also requires the maintenance, assembly and troubleshooting of…

Zodiac Solutions, Inc

Python Developer

Toronto, ON, Canada

Full-time

Apply About employer

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Job details

Job type: Full-time
Apply by: Nov 11, 2026
Posting language: English
Posted: Oct 12, 2026

Original job description

Role: Python Developer – Data Engineering

Location: Toronto, ON (4 days hybrid)

Fulltime

Responsibilities:

Develop and optimize data manipulation and transformation workflows using pandas and Polars.
Design, build, and maintain efficient data processing pipelines for large-scale datasets.
Optimize Python code and data workflows for performance, scalability, and memory efficiency.
Develop containerized applications using Docker and deploy scalable services using Kubernetes.
Build and maintain data pipelines integrated with ClickHouse or similar columnar databases for analytical workloads.
Design and implement event-driven architectures using NATS for asynchronous data processing and messaging.
Develop distributed computing solutions using Dask to process datasets that exceed single-machine memory limitations.
Write and maintain comprehensive unit and integration tests using pytest.
Maintain high code quality, test coverage, reliability, and performance standards.
Use Git for version control and follow established branching, code review, and collaboration practices.
Collaborate with data engineers, software developers, DevOps teams, and other stakeholders to deliver reliable data solutions.
Troubleshoot production issues and support the continuous improvement of data engineering processes.

Requirements:

Bachelor’s degree in computer science or Diploma in IT with equivalent experience.

Python and Data Processing

Advanced proficiency in Python.
Strong experience with pandas and Polars for data manipulation, transformation, and analysis.
Experience working with large datasets and optimizing code for performance and memory usage.
Strong understanding of Python development best practices, object-oriented programming, and clean code principles.

Containerization and Orchestration

Hands-on experience building and managing container images using Docker.
Experience creating and maintaining multi-container applications.
Working knowledge of Kubernetes for container orchestration, deployment, scaling, and service management.

Data Infrastructure

Experience with ClickHouse or a similar columnar database.
Understanding of OLAP workloads, analytical queries, data modeling, and query optimization.
Experience designing data pipelines for analytical and reporting use cases.

Messaging and Streaming

Familiarity with NATS.io and message-driven architectures.
Understanding of asynchronous processing, event-driven systems, messaging patterns, and distributed workflows.

Testing and Quality Assurance

Proficiency with pytest.
Experience writing unit tests, integration tests, and regression tests.
Understanding of test coverage, mocking, test automation, and quality assurance practices.

Distributed Computing

Experience with Dask for parallel processing and out-of-core computation.
Understanding of distributed data processing and techniques for handling datasets that exceed available system memory.

Version Control

Strong command of Git, including branching strategies, pull requests, code reviews, merging, and conflict resolution.
Experience collaborating through shared code repositories and following software development best practices.

Apply About employer

More about this job

Responsibilities

Develop and optimize scalable data processing pipelines for large datasets, using Python, pandas, Polars, Dask, and ClickHouse or similar databases. Build containerized and event-driven services, maintain tests and code quality, and collaborate with engineering and DevOps teams to troubleshoot production issues and improve data processes.

Requirements

Requires advanced Python proficiency and experience with data processing, pandas and Polars, performance optimization, Docker, Kubernetes, analytical databases, messaging systems, Dask, pytest, and Git. Requires a bachelor’s degree in computer science or an IT diploma with equivalent experience.

Skills

Python
Pandas
Polars
Data Pipeline Development
Docker
Kubernetes
ClickHouse
NATS
Dask
Pytest
Git
Distributed Computing
Data Modeling
Performance Optimization
Event-Driven Architecture
Data Processing

Visa sponsorship

Not detected in the job text

Keywords

Python
Pandas
Polars
Data Engineering
Data Processing Pipelines
Large-Scale Datasets
Performance Optimization
Memory Efficiency
Docker
Kubernetes
ClickHouse
Columnar Databases
OLAP
NATS
Event-Driven Architecture
Asynchronous Processing
Dask
Distributed Computing
Out-of-Core Computation
Pytest
Unit Testing
Integration Testing
Regression Testing
Git
Data Modeling
Query Optimization
Containerization
Data Transformation
Production Troubleshooting

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