Lead Backend Engineer designing and building backend services for AI agents platform at Botpress. Collaborating with teams to improve system performance and reliability.
Responsibilities
Lead the design and development of backend services and APIs that support mission-critical product features
Own architecture decisions around scalability, reliability, and performance
Collaborate closely with product, frontend, and platform teams to deliver end-to-end solutions
Build and maintain distributed systems, databases, and internal tooling
Establish strong engineering practices around code quality, testing, observability, and deployment
Mentor and support other engineers through technical guidance and review
Drive improvements in system performance, security, and infrastructure efficiency
Help define backend technical strategy as the company scales
Requirements
5+ years of experience with high-scale SaaS platforms, developer tools, and/or AI-driven products
Deep expertise in JavaScript/TypeScript, Nodejs, and operating backend systems in production
You’ve led technical projects end-to-end and enjoy taking ownership
Strong understanding of APIs, databases, distributed systems, and cloud infrastructure
Comfortable balancing speed and quality in a fast-moving environment
You write clean, maintainable code and care about long-term system health
You enjoy mentoring teammates and setting a high engineering bar
You thrive in collaborative teams where engineering and product work closely together
Benefits
Work at one of Canada’s fastest-growing AI start-ups
Work with a talented and passionate team
4 weeks of vacation
Paid sick and parental leave
Comprehensive health, dental, vision, travel, and life insurance
Funding for education and skills improvement
Fully-stocked fridge and cupboard – we take snacks seriously
Your own desk – no ‘hot-desk’-style sign-up systems
A vibrant office community, including weekly socials
Senior Python engineer building reliable web - scraping and data - extraction workflows for Mindrift’s AI technology projects. Processing dynamic websites into accurate, validated structured datasets.
Backend Engineer designing APIs and integration architecture for EvenUp's AI - powered legal - tech platform. Improving client portal experiences and application performance from Toronto or San Francisco hubs.
Staff Backend Engineer building search and recommendation systems for Affirm’s pay - over - time marketplace. Setting technical strategy and scaling distributed backend systems across Affirm’s shopping platform.
Senior backend engineer building reliable MySQL and distributed SQL infrastructure for Affirm’s transparent buy - now - pay - later financial products. Automating databases, migrations, networking, and operations at scale.
Senior backend engineer building and operating distributed database infrastructure for Affirm’s buy - now - pay - later platform. Automating provisioning, migrations, failover, and Kubernetes storage networking.
Backend Engineer building Resend’s SMTP and email transport infrastructure. Designing reliable delivery, throttling, routing, and reputation - aware systems for developers.
Salesforce director leading MuleSoft and enterprise data foundation architecture for customer engagements. Advising CxOs and delivering governed, AI - ready platforms across complex technology environments.
Senior Backend Engineer building scalable backend, ETL, and reporting systems for Commerce7, a winery commerce platform. Modernizing legacy databases and powering data - intensive SaaS APIs.
Principal Engineer shaping Xero’s accounting APIs and AI - ready platform. Leading technical strategy for partner integrations, developer tooling, and reliable financial workflows.
Senior Backend Engineer building scalable Java/Kotlin services for Toast’s restaurant reservations and payments platform. Delivering integrations, subscriptions, and guest - management capabilities across global markets.