Senior Full-Stack Software Developer; Python​/React

Our employees are at the heart of everything we do. Together, we help people, businesses, and society prosper in good times and be resilient in bad times.

Our employee promise represents Intact’s commitment to you in exchange for living our Values, striving to do your best work, being open to change and investing in your career. In return, we promise to provide support, opportunities and performance-led financial rewards at a workplace where you can shape the future, win as a team and grow with us.

• Flexible work arrangements and a hybrid work model
• Possibility to purchase up to 5 extra days off per year
• Multiple benefits offered to support physical and mental wellbeing, including telemedicine, Wellness account and much more
• Share plan & other savings: up to 12% of salary or even more (ask how you could earn guaranteed income for life)

118,

12%

As part of our commitment to Win As A Team
, we share our success with employees through our annual bonus plan and Employee Share Purchase Plan (ESPP) – with Intact matching 50% of your net shares.

Our pension offerings provide flexibility and long-term security for our employees beyond their careers. We are one of the few companies offering the opportunity to receive guaranteed income for life via our defined benefit pension plan.

Salary for the candidate will be determined taking into consideration a number of factors including: experience, skills, qualifications, anticipated contribution to role, internal equity, etc. The salary range presented above is based on a 35-hour workweek and would represent a majority of different candidate profiles. However, we encourage candidates who may fall outside of this range to apply as well.

We’re looking for a Senior Full-Stack Software Developer (Python/React) to join our growing AI Engineering team and build reliable, scalable AI-powered products across distributed systems, frontend and backend development, cloud infrastructure, information extraction, and LLM services.

• Design and evolve event-driven, distributed systems using queue-based pipelines, fan-out/fan-in, back pressure, idempotency, and reliable failure and retry handling.
• Develop and maintain frontend and backend components that support our algorithms and AI-powered features.
• Build production LLM solutions, including cloud model integration and optimization of quality, latency, and cost.
• Develop information extraction pipelines covering classification, OCR, document layout analysis, model-based extraction, prompt design, refinement, and validation.
• Own frontend foundations, including monorepo package management, build orchestration, shared React components, Type Script architecture, and build performance.
• Design and maintain Terraform infrastructure, including reusable modules, remote state, provider pinning, and multi-environment layouts.
• Contribute to AWS architecture, including networking, load balancing, API gateways, IAM, encryption and key management, and log and metric delivery.
• Design CI/CD workflows with reusable pipelines, environment matrices, and production approval gates.
• Support component, integration, and automated UI testing, including local test environments using emulated cloud services.
• Establish observability through structured logging, custom metrics, and queries that trace failures across distributed pipelines.
• Optimize containerized services for performance and cost through appropriate sizing, concurrency tuning, and bottleneck analysis.
• Define development standards and technical…