Senior Software Developer I

Job Title

Important Tasks / Activities / Outcomes

Technical Leadership & Architecture

·         Design and document the system architecture for assigned products, recording key decisions and trade-offs.

·         Plan and lead staged rebuilds of existing products so current clients see no disruption or data loss.

·         Select tools, frameworks and patterns that balance delivery speed, cost and long-term maintainability.

·         Work with the lead developer to shape the technical roadmap and identify technical debt worth paying down.

·         Translate business requirements into technical designs, estimates and clear stories with acceptance criteria.

Product Delivery & Ownership

·         Own large features and projects from design through to production, delivered on schedule and to agreed quality.

·         Contribute to sprint planning, estimation and retrospectives, helping keep the team’s delivery predictable.

·         Work with stakeholders and non-technical colleagues in various context and complexities to clarify requirements and explain trade-offs.

·         Ensure every release is tested, reviewed and documented before it reaches clients.

·         Monitor delivered features after launch and act on feedback, bugs and performance issues.

Security, Reliability & Observability

·         Apply secure development practices across products, including threat modelling and secrets management.

·         Design and maintain authentication and access control so each client’s data stays separate.

·         Ensure every service has logging, monitoring, alerting and backups, with tested recovery procedures.

·         Maintain CI/CD pipelines and Azure cloud infrastructure, keeping hosting costs under control.

·         Lead the response to production incidents, identify root causes and put preventive fixes in place.

Team Standards & Mentorship

·         Create SOPs to maintain coding standards, review guidelines and best practices.

·         Conduct thorough code reviews that raise the quality of the team’s code, including AI-assisted code.

·         Mentor junior developers through pairing, feedback and progressively larger assignments, and track their growth.

Requirements

Required

Education

• Bachelor’s degree in Computing Science, Software Engineering, or a related field, or equivalent practical experience.

Experience

• 8+ years of professional software development experience, including 2+ years as a senior or lead developer owning production systems.


• Experience taking over or rewriting an existing codebase in stages while it remains in use.

Designations & Certifications

• None required.


• Certifications in cloud platforms (e.g., Microsoft Azure, AWS, or Google Cloud) or machine-learning specializations are considered an asset.

Knowledge, Skills & Abilities

• Expert React and TypeScript, including Next.js (App Router) and state management for both server and client state.


• Strong Python for backend services: FastAPI or similar, async, pydantic, strict typing and pytest.


• PostgreSQL in depth: schema design, migrations, query performance and row-level security.


• Authentication: OAuth 2.0 and OpenID Connect, Microsoft Entra ID, and access control for many clients in one system.


• Application security: secure development practices, threat modelling and secrets management.


• Microsoft Azure in production: Container Apps or App Service, managed PostgreSQL, Key Vault, networking and cost management.


• Observability: structured logging, metrics and tracing (OpenTelemetry, Azure Monitor or Application Insights), alerting and incident handling.


• CI/CD with GitHub Actions, and Docker.


• Agile and Scrum, including writing clear stories and acceptance criteria.


• Uses AI coding assistants daily and reviews their output as rigorously as a colleague’s code.


• Able to explain technical trade-offs to non-developers.

Assets (Nice to have):

• PostGIS and geospatial work: GeoPandas, Shapely, MapLibre or Leaflet.


• Supabase and Vercel.


• Payload CMS or another headless CMS.


• Multi-tenant SaaS architecture.


• Mining, exploration or geoscience experience.


• Experience leading or growing a small dev team.


• Ability to communicate in French.