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About the Role

Fable is seeking a Senior Software Engineer with deep backend expertise, strong full-stack development skills, and hands-on experience building AI-powered applications and agentic workflows. This is a senior individual contributor role for an engineer who enjoys solving complex technical problems, takes ownership without waiting for direction, and consistently delivers high-quality software at speed. You will work closely with Product Management, Design, Development, Quality Engineering, and Site Reliability Engineering to design, build, and scale customer-facing products and platform capabilities.

Responsibilities

Own technical solutions end-to-end, translating customer and business needs into scalable, production-ready software.
Design, develop, test, deploy, and support software throughout its lifecycle.
Take accountability for solution quality, maintainability, security, scalability, and operational excellence.
Make sound architectural and implementation decisions with minimal oversight.
Drive technical execution while balancing delivery speed with engineering quality.
Proactively identify risks, remove blockers, and continuously improve engineering effectiveness.
Design and build scalable backend services, APIs, microservices, and distributed systems.
Develop modern full-stack applications across backend and frontend technologies.
Write clean, maintainable, well-tested, and secure code.
Optimize application performance, scalability, observability, and reliability.
Contribute to architecture, technical design, and platform evolution.
Improve developer experience through automation, tooling, and reusable engineering patterns.
Design and build AI-powered product capabilities that create measurable customer value.
Develop AI agents, agentic workflows, and intelligent automation solutions.
Integrate Large Language Models (LLMs), AI services, and external APIs into production applications.
Build prompt orchestration, tool-calling, and multi-agent workflows.
Implement Retrieval-Augmented Generation (RAG), semantic search, and knowledge retrieval where appropriate.
Evaluate emerging AI technologies and rapidly prototype new capabilities.
Leverage AI-assisted development tools such as Claude Code, GitHub Copilot, and similar technologies to improve engineering productivity.
Continuously identify opportunities to use AI to simplify engineering workflows and improve customer experiences.
Partner closely with Product Managers and Designers to understand customer problems and business objectives.
Translate customer needs into scalable, high-quality software solutions that deliver measurable business value.
Participate in technical discovery, solution design, estimation, and delivery planning.
Build solutions that prioritize accessibility, usability, reliability, and customer outcomes.
Champion engineering best practices including code quality, automated testing, CI/CD, observability, and secure software development.
Participate in peer code reviews and architectural design reviews.
Improve engineering standards through documentation, automation, and continuous improvement.
Participate in production support, incident response, root cause analysis, and operational improvements.
Reduce technical debt while maintaining delivery momentum.
Provide technical leadership across projects and initiatives.
Mentor engineers through code reviews, technical guidance, and knowledge sharing.
Influence technical direction through collaboration and sound engineering judgment.
Foster a culture of ownership, accountability, innovation, and continuous improvement.

Requirements

Bachelor's degree in Computer Science, Software Engineering, or equivalent practical experience.
8+ years of professional software development experience.
Extensive backend software engineering experience building scalable production systems.
Strong full-stack development experience.
Experience designing and developing RESTful APIs and distributed systems.
Strong experience with cloud platforms (AWS preferred).
Experience with modern databases, caching technologies, and messaging systems.
Strong understanding of software architecture, design patterns, and engineering best practices.
Experience working in Agile software development environments.
Excellent analytical, problem-solving, and communication skills.
Demonstrated hands-on experience with modern AI software development, including: Building AI-enabled applications, AI agent and agentic workflow development, Large Language Model (LLM) integrations, Prompt engineering and prompt optimization, Tool calling and AI orchestration, AI evaluation and testing, Rapid prototyping using AI technologies, AI-assisted software development.
Experience with technologies such as OpenAI, Anthropic Claude, Model Context Protocol (MCP), LangChain, vector databases, or similar frameworks is considered a strong asset.
Demonstrated technical skills, including: TypeScript, JavaScript, Python, Java, or C#, React or modern frontend frameworks, Node.js and backend application frameworks, REST APIs and GraphQL, AWS cloud services, Docker and Kubernetes, MongoDB, PostgreSQL, Redis, GitHub Actions or CI/CD platforms, Infrastructure as Code, Observability and monitoring platforms, Event-driven architectures, Serverless computing.
Demonstrated leadership competencies, including: Take ownership and accountability for outcomes, Deliver with urgency while maintaining high engineering standards, Make informed technical decisions independently, Adapt quickly to changing priorities and business needs, Solve complex problems with a pragmatic, customer-focused mindset, Communicate effectively with technical and non-technical stakeholders, Mentor others and contribute to a high-performing engineering culture, Continuously learn and embrace emerging technologies, particularly AI.

Skills

Backend software engineering
Full-stack development
AI-powered applications
Agentic workflows
Scalable software design
API development
Microservices
Distributed systems
Modern full-stack applications
Clean code development
Application performance optimization
Scalability
Observability
Reliability
Architecture
Technical design
Platform evolution
Developer experience improvement
Automation
Tooling
Reusable engineering patterns
AI product capabilities
AI agents
Intelligent automation
Large Language Models (LLMs)
AI services integration
External API integration
Prompt orchestration
Tool-calling
Multi-agent workflows
Retrieval-Augmented Generation (RAG)
Semantic search
Knowledge retrieval
AI technology evaluation
Prototyping
AI-assisted development
Customer value creation
Engineering productivity improvement
Product management partnership
Design partnership
Customer needs translation
Business objectives understanding
Technical discovery
Solution design
Estimation
Delivery planning
Accessibility
Usability
Reliability
Customer outcomes
Engineering best practices
Code quality
Automated testing
CI/CD
Secure software development
Code reviews
Architectural design reviews
Engineering standards improvement
Documentation
Continuous improvement
Production support
Incident response
Root cause analysis
Operational improvements
Technical debt reduction
Technical leadership
Mentoring
Knowledge sharing
Technical direction influence
Collaboration
Engineering judgment
Ownership culture
Accountability culture
Innovation culture
TypeScript
JavaScript
Python
Java
C#
React
Node.js
REST APIs
GraphQL
AWS
Docker
Kubernetes
MongoDB
PostgreSQL
Redis
GitHub Actions
Infrastructure as Code
Observability platforms
Monitoring platforms
Event-driven architectures
Serverless computing
Urgency
Pragmatic problem-solving
Customer-focused mindset
Effective communication
Emerging technologies

Location

Remote
Toronto, Canada

Work Type

Remote-first
Hybrid

Experience Level

Senior
8+ years of professional software development experience

Education Level

Bachelor's degree in Computer Science, Software Engineering, or equivalent practical experience

Salary/Compensations

$130,000 – $150,000

Benefits

Stock options
Career growth opportunities
Professional development support
Health and dental coverage

About the Company

Global enterprises work with Fable to make products more accessible for over one billion people who live with disabilities.
Customers include global leaders like Walmart, Slack, and Shopify.
Fable was featured on the Forbes Accessibility 100 list in 2025, awarded Fast Company’s Most Innovative Companies in Design, and has received accolades from global entities like the World Summit Awards and the UN-endorsed Zero Project.
As we continue scaling our platform and expanding our AI capabilities, we're looking for experienced engineers who thrive in fast-moving environments, embrace AI-first software development, and take ownership from idea to production.
Fable is an inclusive workplace.

Equal Opportunity

Fable is an inclusive workplace. If you are facing any accessibility requirements or concerns regarding the hiring process or employment with us, please fill out this form or email us at jobs@makeitfable.com and include the subject line “Accessibility accommodation for Senior Software Engineer job application.”