Senior Python Software Engineer – AI

3Pillar Global

Experienced Python Engineer modernizing AI-native products at 3Pillar Global. Collaborating to tackle complex technical debt and scale cloud-based systems.

Posted 7/22/2026full-timeRemote • 🇨🇦 CanadaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Python software engineering, focusing on scalable AI workflows and system design. Proven ability to manage technical features from design to deployment while ensuring code quality and security.

Highest-signal resume keywords

Python Software EngineeringScalable AI WorkflowsGit Source ControlDocker ManagementAgile Methodologies

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software Composition AnalysisUnit TestingSystem DesignArchitectureRelational DatabasesFrontend/Backend DevelopmentTechnical Debt RemediationProject EstimationDocumentationCode Review

Soft Skills

CollaborationCommunicationProblem SolvingOwnershipAdaptability

Tools & Technologies

GitHubGitLabUVCondaKubernetesAKSPytest

Industry Keywords

Distributed SystemsAgile Software DevelopmentLLMsObservabilityPerformance

Tech Stack

Tools & technologies

Distributed SystemsDockerKubernetesPython

About the role

Key responsibilities & impact

Craft client code that is not just efficient but also performant, testable, scalable, secure, and of the highest quality.
Ensure code is secure through Software Composition Analysis (SCA), and drive remediation through triaging, prioritization, remediation and verification.
Provide accurate status tracking, reporting, and estimation using project methods and tools.
Gather requirements, validate their understanding amongst the team, and create and maintain relevant documentation.
Design and implement scalable AI and agentic workflows using LLMs, focusing on reliability and observability.
Execute activities within the current methodology and uphold the highest quality standards.
Partner directly with Product and Engineering leadership to translate complex business requirements into scalable technical solutions.
Identify and remediate technical debt to improve system stability, performance, and developer velocity.
Take ownership of projects, from technical design to a successful launch.
Participating in code reviews to maintain code quality and consistency.

Requirements

What you’ll need

Extensive professional experience in software engineering with a primary focus on Python and distributed systems.
Proven ability to own technical features from design through to production deployment with minimal supervision.
Deep understanding of system design, architecture, and the ability to solve ambiguous technical challenges.
Expertise with Git source control tools (Github, Gitlab or others)
Expertise with Python package management (UV, Conda or others)
Experience with unit testing (Pytest).
Design and implement scalable AI and agentic workflows using LLMs, focusing on reliability and observability.
Experience with managing Docker containers, and orchestration with Kubernetes and AKS.
Intermediate level design proficiency following UML / C4 / ArchiMate.
Experience in engineering software systems of medium-to-large scope and complexity.
Familiarity with Agile software development methodologies.
Proficiency with relational databases.
Experience in building frontend/backend applications at scale.
Proficiency in the English language.

Benefits

Comp & perks

Medical & dental insurance - with employee contributions
LTD, Life & AD&D insurance - employee paid
Paid time off
10 Paid Holidays
RRSP with Employer Matching
Flexible work policy